The disclosure relates to a heat exchanger (100) comprising a stack (105)of heat exchanger plates (107), a first set of channels (401), and a second set of channels (402), in each of the channels in the respective set of channels (401, 402) fin structures (210) are positioned between the heat exchanger plates (107), each heat exchanger plate (107) comprises a first inlet port (201), a first outlet port (211), a second inlet port (202) and a second outlet port (212) formed at a respective corner portion of the respective heat exchanger plate (107) and extending through the stack (105), the heat exchanger (100) further comprises a distribution structure (220) at the respective inlet port (201, 202) and a collection structure (230) at the respective outlet port (211, 212), the distribution structure (220), respectively the collection structure (230) is positioned between the port (201, 202, 211, 212) and the respective fin structure (210), wherein an internal interface (228) between the respective distribution structure (220) and the fin structure (210) and/or an internal interface (238) between the respective collection structure (230) and the fin structure (210) in the respective channel of the first set of channels (401) and/or in the respective channel of the second set of channels (402) is inclined relative to the longitudinally extending fin direction (FD) and is inclined also relative to a transversal direction (TD).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/02 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
The disclosure relates to a plate heat exchanger (1) comprising: a package of heat exchanger plates (2), each having a peripheral portion (4) and several port portions (6a,6b) with through flow ports (8a,8b); wherein the heat exchanger plates (2) are permanently joined to adjacent heat exchanger plates (2) of the package along their peripheral portions (4) in such manner that they leave flow passages (12) in a heat exchange portion (14) between adjacent heat exchanger plates (2). The through flow ports (8a,8b) of the heat exchanger plates (2) are aligned and form first inlet and outlet channels (16a,16b) through the package for a first heat exchange medium (18), which communicate with every other flow passage (12) between the heat exchanger plates (2), and second inlet and outlet channels (20a,20b) through the package for a second heat exchange medium (22), which communicate with remaining flow passages (12) between the heat exchanger plates (2). Fins (32) are arranged in the heat exchange portion (14) of the flow passages (12) between the adjacent heat exchanger plates (2), which fins (32) creates a number of parallel guide channels (34) for each of the first and second heat exchange medium (18,22), respective.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/02 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
3.
METHOD FOR THE ASSEMBLY OF A PLATE AND FIN HEAT EXCHANGER AND A PLATE AND FIN HEAT EXCHANGER
The present disclosure relates to a method for assembling a plate package of a plate and fin heat exchanger (1) comprising a plurality of flat plates (4, 4´) and a plurality of fin plates (3), wherein each flat plate (4, 4´) comprises a peripheral flank portion (4a, 4b; 4a', 4b') on two opposing longitudinal sides of the respective flat plate. Each flank portion is permanently joined to an adjacent flat plate (4') such that a longitudinally extending flow channel (12) is formed between the adjacent flat plates (4, 4'), and wherein each flat plate (4, 4') comprises a heat exchange portion (14), which has a transversal extension between the peripheral flank portions (4a, 4b; 4a', 4b'). The fin plates (3) comprise a plurality of longitudinally extending fins (32) arranged in the heat exchange portion (14), which fins (32) form in a transversal direction parallel guide channels (34) for a first and second heat exchange medium (18, 22), respectively. The fin plates (3) and the flat plates (4, 4') are permanently attached to each other. The method comprises providing a larger fin plate than the heat exchange portion in the transversal direction and placing it onto the flat plate of the package before permanently joining the plates together. In this way the size of the bypass voids may be minimized.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/02 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
F28F 3/06 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being attachable to the element
B21D 53/04 - Making other particular articles heat exchangers, e.g. radiators, condensers of sheet metal
B23K 1/00 - Soldering, e.g. brazing, or unsoldering
B23P 15/26 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers
The disclosure relates to a heat exchanger (100) comprising a stack of heat exchanger plates (102), a first set of channels (302), and a second set of channels (304), in each of the channels in the first and second set of channels (302, 304) fin structures (210) are positioned between the heat exchanger plates (202), in a first channel of the first set of channels (302), a first fin structure (210a) comprises at least a first and a second part (210a1-2), in a first channel of the second set of channels (304), the first channel of the second set of channels (304) being a neighbouring channel to the first channel of the first set of channels (302), a second fin structure (210b) comprises at least a first and a second part (210b1-2), an interface between the first and second parts (210a1-2) of the first fin structure (210a) extends across the fin direction (FD) and is positioned at a first position (P1), an interface between the first and second parts (210b1-2) of the second fin structure (210b) extends across the fin direction (FD) and is positioned at a second position (P2), and the first and second position are separated a distance (DP) from each other.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/02 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
The disclosure relates to a plate heat exchanger (1) comprising: a package of heat exchanger plates (2), each having a peripheral portion (4) and several port portions (6a,6b) with through flow ports (8a,8b) communicating with flow passages (12) between adjacent heat exchanger plates (2). First guiding ribs (50) are arranged in the port portions (6a,6b), which first guiding ribs (50) in every other flow passage (12) between the heat exchanger plates (2) are configured to guide and distribute the first heat exchange medium (18) from a first inlet channel (16a) to a heat exchange portion (14) and from the heat exchange portion (14) to a first outlet channel (16b), and in that second guiding ribs (52) are arranged in the port portions (6a,6b), which second guiding ribs (52) in the remaining flow passages (12) between the heat exchanger plates (2) are configured to guide and distribute a second heat exchange medium (22) from a second inlet channel (20a) to the heat exchange portion (14) and from the heat exchange portion (14) to a second outlet channel (20b).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/02 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
F28F 3/04 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
The present invention provides a method (100) for cleaning polluted cleaning liquid, wherein the polluted cleaning liquid is a polluted marine exhaust gas cleaning liquid. The method is comprising the steps of a) providing (101) said polluted cleaning liquid; b) adding (102) a solid porous adsorbent to said polluted cleaning liquid; c) allowing (103) said adsorbent to react with pollutants of said polluted cleaning liquid; d) subjecting (104) the polluted cleaning liquid to separation in a centrifugal separator; and e) discharging (105) a clean liquid phase and a pollutant phase from said centrifugal separator. The present invention further provides a system for cleaning polluted cleaning liquid, wherein the polluted cleaning liquid is a marine exhaust gas cleaning liquid.
B01D 53/92 - Chemical or biological purification of waste gases of engine exhaust gases
B04B 1/10 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl
B63H 21/38 - Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like
F02M 26/35 - Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for cleaning or treating the recirculated gases, e.g. catalysts, condensate traps, particle filters or heaters
The present invention relates to a wear assembly for a helically formed, metal screw conveyor of a decanter centrifuge. The assembly comprises a wear plate defining wear plate connection surfaces extending substantially in the longitudinal direction on the wear plate rear surface and a wear plate abutment surface extending substantially parallel with the wear plate top edge. The assembly further comprising a backing plate defining backing plate connection surfaces on the backing plate front surface for engaging with the wear plate connection surfaces. The backing plate further defining a backing plate abutment surface on the backing plate front surface for contacting the wear plate abutment surface when the backing plate connection surfaces have been engaged with the wear plate connection surfaces.
B04B 3/04 - Centrifuges with rotary bowls in which solid particles or bodies become separated by centrifugal force and simultaneously sifting or filtering discharging solid particles from the bowl by a conveying screw co-axial with the bowl axis and rotating relatively to the bowl
A brazed plate heat exchanger (10) comprises a plurality of heat exchanger plates (12A, 12B) which are stacked onto one another. The heat exchanger plates (12A, 12B) are obtained by forming from respective metal sheets and are permanently joined to each other through brazing by means of a braze material, so as to form a plate package (30) provided with first plate interspaces for a first fluid and second plate interspaces for a second fluid. The plate package (30) comprises an alternation between a first heat exchanger plate (12A) and a second heat exchanger plate (12B). Each first heat exchanger plate (12A) and each second heat exchanger plate (12B) are provided with a plurality of portholes (P1, P2, P3, P4) and has a substantially rectangular shape, with two long side edges (26), two short side edges (28) and a longitudinal axis (X) extending parallel to the long side edges (26) and transversely to the short side edges (28). Each first heat exchanger plate (12A) and each second heat exchanger plate (12B) have a corrugation pattern which forms at least one heat transfer area (36, 38; 40), that extends along the longitudinal axis (X) and comprises mutually parallel ridges (32) and grooves (34) arranged in such a manner that the ridges (32) of one of the first heat exchanger plates (12A) abut the grooves (34) of an adjoining one of the second heat exchanger plates (12B), so as to form a plurality of joining areas. Each ridge (32) and each groove (34) of at least one first heat transfer area (36) of each first heat exchanger plate (12A) are inclined with respect of the longitudinal axis (X) by a first angle (α) comprised between 0° and 30°. Each ridge (32) and each groove (34) of at least one heat transfer area (40) of each second heat exchanger plate (12B) are inclined with respect of the longitudinal axis (X) by a second angle (β) comprised between 90° and 45°. At least part of the ridges (32) and at least part of the grooves (34) of at least a first heat transfer area (36) of each first heat exchanger plate (12A) extend without discontinuities between the opposite edges of the respective heat transfer area (36), wherein these opposite edges are parallel to the short side edges (28).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
A suction bucket trunk lid (26) for being fitted in or on an outlet opening (16) of a trunk (15) of a suction bucket of an anchoring system for soft ocean floors. The suction bucket trunk lid (26) comprises a locking arrangement (51) that is moveable between an unlocked state, in which the suction bucket trunk lid (26) is arranged to be removable from the trunk (15), and a locked state, in which the suction bucket trunk lid (26) is arranged to be secured to the trunk (15). Furthermore, the locking arrangement (51) has a lock control interface (52) for shifting the locking arrangement (51) from the unlocked state to the locked state, and the suction bucket trunk lid (26) is a detached unit.
A detachable suction pump skid (3) for operation with a suction bucket (2) of an anchoring system for soft ocean floors. The suction pump skid (3) comprises a skid connection interface (22) for establishing a disconnectable rigid connection of the skid (3) to a trunk (15) of the suction bucket (2). The suction pump skid (3) further comprises a lid hoist mechanism (25) comprising a lid hoist actuator (35) connected to a lid holding tool (36), wherein the lid hoist actuator (35) is configured for raising and lowering a vertical position of the lid holding tool (36), wherein the lid holding tool (36) is configured for releasably holding a detached suction bucket trunk lid (26), and wherein the lid hoist mechanism (25) is configured for placing the detached suction bucket trunk lid (26) in or on an outlet opening (16) of the trunk (15). In addition, the suction pump skid (3) comprises a suction pump (18) coupled to a suction pipe (20) and configured for evacuating water from an interior of the suction bucket (2) via said trunk (15) and said suction pipe (20).
The present invention provides a system (1) for separating at least a first liquid phase from liquid feed mixture. The system (1) comprises a centrifugal separator (2), which comprises a centrifuge bowl (4) arranged to rotate around an axis of rotation (X) and in which the separation of the liquid feed mixture takes place, an inlet (90) for receiving said liquid feed mixture, and a first liquid outlet (22) for discharging the first liquid phase. The first liquid outlet (22) is hermetically sealed and free of any dedicated device for converting the kinetic energy of the first liquid phase into pressure flow of the first liquid phase. The system (1) further comprises a pressure generating device (73) for supplying the liquid feed mixture to the inlet (90) of the centrifugal separator (2), and the system (1) is configured such that the pressure generating device (73) is the major flow regulating device arranged for creating the required outlet pressure for transportation of the first liquid phase from the first liquid outlet (22).
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
12.
A SEPARATION SYSTEM FOR SEPARATING A LIQUID MIXTURE
The present invention provides a separation system separation system (120) comprising a centrifugal separator (100) for separating a liquid feed mixture, wherein the centrifugal separator (100) is arranged for separating the liquid feed mixture into at least one separated liquid phase and discharging said at least one separated liquid phase. The separation system (120) further comprises a container (60) arranged for receiving a measurement liquid; said measurement liquid being either the liquid feed mixture or a separated liquid phase, and a device (61) for measuring a parameter related to the weight of measurement liquid contained in said container (60). The container (60) is suspended in said device (61) in a suspension direction (S), and the separation system (120) comprises a resilient member (70) arranged at a liquid inlet (60a) and/or liquid outlet (60b) of said container (60), wherein the resilient member (70) is resilient at least in said suspension direction (S).
B04B 1/00 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
B04B 13/00 - Control arrangements specially designed for centrifuges; Programme control of centrifuges
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
G01G 17/04 - Apparatus for, or methods of, weighing material of special form or property for weighing fluids, e.g. gases, pastes
G01F 1/76 - Devices for measuring mass flow of a fluid or a fluent solid material
G01F 23/20 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of weight, e.g. to determine the level of stored liquefied gas
13.
A SEPARATION SYSTEM FOR SEPARATING A LIQUID MIXTURE
The present invention provides a separation system (120) comprising a centrifugal separator (100) for separating a liquid feed mixture, wherein the centrifugal separator (100) is arranged for separating the liquid feed mixture into at least one separated liquid phase and discharging said at least one separated liquid phase. The separation system (120) further comprises a flow measurement arrangement (90) arranged for receiving a measurement liquid selected from the liquid feed mixture and a separated liquid phase. The flow measurement arrangement comprises a first container (60) for holding measurement liquid; a first device (61) for measuring a parameter related to the weight of measurement liquid contained in said first container (60),a second container (70) for holding measurement liquid, a second device (71) for measuring a parameter related to the weight of measurement liquid contained in said second container (70), wherein the flow measurement arrangement (90) is further arranged to allow emptying said first container (60) of measurement liquid while a further container of the flow measurement arrangement (90) is being filled with the same type of measurement liquid and vice versa, thereby allowing alternately filling the first (60) and a further container of the flow measurement arrangement (90) with the same type of measurement liquid.
B04B 1/04 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls
B04B 13/00 - Control arrangements specially designed for centrifuges; Programme control of centrifuges
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
The disclosure concerns a plate heat exchanger (10) comprising permanently joined plates (1) including a first and a second heat transfer plate (1', 1''). A heat transfer pattern comprises ridges (36) and groove portions (38). The ridges (36) extend along ridge lines (46) and the groove portions (38) extend along groove lines (48). In a heat transfer area (34), the first heat transfer plate (1') is permanently joined to the second heat transfer plate (1'') in a number of joints (50) along the ridge lines (46) of the first heat transfer plate (1') and the groove lines (48) of the second heat transfer plate (1''). For each joint (50) of the number of joints (50) a quotient between a circumference, O, of the joint (50) and an area, A, of the joint (50) is O/A ≥ 2.6 mm-1.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/04 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
15.
METHANOL FUEL SUPPLY SYSTEM FOR A MARINE INTERNAL COMBUSTION ENGINE
A fuel supply system (10) is disclosed for supplying a methanol-based fuel from a fuel tank (12) to an internal combustion engine (14). The fuel supply system (10) comprises: a main fuel conduit (16), which fluidly connects the fuel tank (12) to the internal combustion engine (14); a first fuel pump (18), which is placed along the main fuel conduit (16) and which is designed for sucking fuel from the fuel tank (12) at a first pressure value (P1) and delivering the fuel along the main fuel conduit (16) at a second pressure value (P2), which is higher than the first pressure value (P1); a second fuel pump (20), which is placed along the main fuel conduit (16) downstream of the first fuel pump (18) and which is designed for receiving fuel from the first fuel pump (18) at the second pressure value (P2) and delivering the fuel along the main fuel conduit (16) at a third pressure value (P3), which is higher than the second pressure value (P2) and which is equal to the operative pressure value of the fuel required by the internal combustion engine (14); a heat exchanger device (22), which is placed along the main fuel conduit (16) and which is designed to exchange heat with the fuel to bring it to a temperature value within a predefined temperature range (ΔT), which is equal to the operative temperature range of the fuel required by the internal combustion engine (14); and a fuel filtering unit (24), which is placed along the main fuel conduit (16) downstream of the second fuel pump (20) and which is designed for20 filtering the fuel before being supplied to the internal combustion engine (14) at the third pressure value (P3) and within the predefined temperature range (ΔT).
F02M 21/02 - Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
F02M 59/16 - Pumps specially adapted for fuel-injection and not provided for in groups characterised by having multi-stage compression of fuel
F02M 65/00 - Testing fuel-injection apparatus, e.g. testing injection timing
B63H 21/38 - Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
F02M 37/18 - Feeding by means of driven pumps characterised by provision of main and auxiliary pumps
F02M 37/30 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by heating means
F02M 31/02 - Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating
16.
A TOOL HEAD FOR MANUFACTURING A SEPARATION DISC AND A METHOD FOR MANUFACTURING A SEPARATION DISC USING A TOOL HEAD
The invention relates to a tool head (1) for manufacturing a separation disc (2), the tool head (1) comprises: a ball element (4) configured to bear on a work piece (6) to form the separation disc (2) on a rotating mandrel (7); and a holding device (8) for holding the ball element (4); wherein the tool head (1) further comprises a fixating element (10) for detachably and rotatably arrange the ball element (4) at the holding device (8). The invention further relates to a method for manufacturing a separation disc (2) using a tool head (1).
B21D 51/10 - Making hollow objects characterised by the structure of the objects conically or cylindrically shaped objects
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 7/14 - Inserts, e.g. armouring plates for separating walls of conical shape
B21D 17/02 - Forming single grooves in sheet metal or tubular or hollow articles by pressing
The disclosure concerns a centrifugal separator (2) for separating a gas liquid mixture into a gaseous and a liquid phase. The centrifugal separator comprises: a first separation space (6), a first separation aid (10) arranged inside the first separation space (6), a drive arrangement (7) configured for rotating the first separation aid (10), an inlet (16), a gas outlet (18), and a liquid outlet (20). The centrifugal separator further comprises a second separation space (22), a second separation aid (24) arranged inside the second separation space (22). The drive arrangement (7) is configured for rotating the second separation aid (24). A first passage (26) connects the inlet (16) with the first separation space (6) and a second passage (28) connects the inlet (16) with the second separation space (22). The first and second separation aids (10, 24) are arranged along a common axis (9).
The present invention provides a centrifugal separator for separating at least a liquid heavy phase from a liquid feed mixture, comprising a frame (2), a drive member (3) and a rotatable part (4), wherein the drive member (3) is configured to rotate the rotatable part (4) in relation to the frame (2) around an axis of rotation (X), and wherein the rotatable part (4) comprises a centrifuge bowl (5) enclosing a separation space (9a) and a sludge space (9b). Further, the separation space (9a) comprises a stack (10) of separation discs (40) arranged coaxially around the axis of rotation (X) and wherein said sludge space (9b) is arranged radially outside said stack (10) of separation discs (40). The centrifuge bowl (5) further comprises an inlet (14) for receiving the liquid feed mixture and a first outlet chamber (6) in fluid connection with a heavy phase outlet pipe (6a) for discharging a separated liquid heavy phase. The centrifugal separator (1) further comprises a plurality of outlet pipes (30) for transport of said separated liquid heavy phase from said sludge space (9b) towards said first outlet chamber (6); and wherein the stack (10) of separation discs is compressed with a compression force when mounted in the centrifuge bowl (5) and wherein said plurality of outlet pipes (30) form an element for transmitting said compression force to the compressed stack (10) of separation discs.
B04B 7/14 - Inserts, e.g. armouring plates for separating walls of conical shape
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
19.
A METHOD OF SEPARATING A LIQUID FEED MIXTURE COMPRISING YEAST
The present invention provides a method (100) of separating liquid feed mixture comprising yeast. The method comprises the steps of a) introducing (101) the liquid feed mixture into a centrifugal separator (1); b) continuously discharging (102) a separated liquid heavy phase comprising yeast from the centrifugal separator; c) continuously discharging (103) a separated liquid light phase from the centrifugal separator; and d) introducing (104) a portion of the separated liquid light phase into the separated liquid heavy phase comprising yeast; thereby decreasing the viscosity of the separated liquid heavy phase. The present invention further provides a separation system (90) for separating liquid feed mixture comprising yeast.
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
The present invention provides a centrifugal separator (1) for separating at least one liquid heavy phase from a liquid feed mixture, comprising a frame (2), a drive member (3) and a rotatable part (4), wherein the drive member (3) is configured to rotate the rotatable part (4) in relation to the frame (2) around an axis of rotation (X), and wherein the rotatable part (4) comprises a centrifuge bowl (5) enclosing a separation space (9a) and a sludge space (9b). Further, the separation space (9a) comprises a stack (10) of separation discs (40) arranged coaxially around the axis of rotation (X) and wherein said sludge space (9b) is arranged radially outside said stack (10) of separation discs (40). The centrifuge bowl (5) further comprises an inlet (14) for receiving the liquid feed mixture and a first outlet chamber (6) in fluid connection with a heavy phase outlet pipe (6a) for discharging a separated liquid heavy phase. The centrifugal separator (1) further comprises a plurality of outlet conduits (30) for transport of said separated liquid heavy phase from said sludge space (9b) to said first outlet chamber (6); and wherein the plurality of outlet conduits (30) have their inlet end portions (31) extending into said sludge space (9b) and fixation members (35) for fixating the radial position of the inlet end portions (31) in the sludge space (9b) a distance from the surrounding inner wall (13) of the centrifuge bowl (5).
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
B04B 7/14 - Inserts, e.g. armouring plates for separating walls of conical shape
The present invention relates to a UV-treatment unit for reducing the amount of active or living micro-organisms in a liquid food product. The unit comprises a liquid inlet and a liquid outlet and a set of translucent liquid tubes fluidly connected to the inlet and the outlet and defining a flow channel for the liquid, wherein each tube has a planar shape providing at least two turns for the flow direction between the inlet and the outlet. Further, the unit comprises one or more UV-light sources, which are configured to emit light in a wavelength range between 180-300 nm and arranged on at least one side of the set of liquid tubes. The unit optionally comprises an optical filter placed between the UV-light sources and the set of liquid tubes, the filter configured to prevent wavelengths of more than 300 nm to pass through the filter. Also, a system including the UV-treatment unit is claimed.
A23L 3/16 - Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials
A23L 3/22 - Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials while they are progressively transported through the apparatus with transport through tubes
A23L 3/28 - Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by irradiation without heating with ultraviolet light
22.
A FILTER ARRANGEMENT, A FLUID HANDLING SYSTEM AND A METHOD
The disclosure relates to a filter arrangement (1) for a fluid handling system (2), said filter arrangement (1) comprising: a filter housing (4) comprising a fluid inlet (6), a first outlet (8) and a second outlet (10); a filter element (12), which is displaceable in a linear direction in the filter housing (4) to a first position and to a second position; and a valve arrangement (14), which is displaceable in the linear direction together with the filter element (12); wherein the valve arrangement (14) comprises a first and a second valve disc (16,18), which are configured to control a fluid flow in the filter housing (4) and through the filter element (12); wherein, when the filter element (12) is displaced in the first position, the fluid flow is directed through the filter in a first direction, and the first valve disc (16) is displaced to close the second outlet (10); and wherein, when the filter element (12) is displaced in the second position, the fluid flow is directed through the filter in an opposite direction to the first direction, and the second valve disc (18) is displaced to close the first outlet (8). The disclosure further relates to a fluid handling system (2) and a method for flushing and cleaning a filter element (12) of a filter arrangement (1).
B01D 29/23 - Supported filter elements arranged for outward flow filtration
B01D 29/66 - Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
B01D 29/96 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
B01D 29/90 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor having feed or discharge devices for feeding
The disclosure concerns a method for determining gas presence in a fluid system (106) of a centrifugal separator (100) comprising a rotatable assembly (35). The fluid system (106) comprises a separation space (17) in the rotatable assembly (35), an inlet passage (108) into 5 the separation space (17), and at least a first outlet passage (110) from the separation space (17). The method comprises steps of: a) providing a feed liquid into the separation space (17), b) closing the first and second outlet passages (110, 112), c) supplying further feed liquid to the inlet passage (108), d) measuring a pressure increase interval within the fluid system (106), e) measuring a time period, and f) determining whether gas is present in the 10 fluid system (106) based on a result of the measuring in steps d) and e).
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 13/00 - Control arrangements specially designed for centrifuges; Programme control of centrifuges
A centrifugal pump housing (4) configured to accommodate an impeller (5) mounted on an axially extending drive shaft (6) operably connected to a motor (3) for rotation of the impeller (5). The pump housing (4) comprises a rear housing part (7) having a drive shaft opening (16), a front housing part (8) attachable to the rear housing part (7) for forming a pump chamber, and a sealing arrangement (17) for sealing the drive shaft opening (16). The sealing arrangement (17) comprises a stationary annular seal element (24) rotationally locked to the rear housing part (7) or to a sealing retainer (26) mounted in the rear housing part (7), wherein the stationary annular seal element (24) has a stationary plane seal surface (27) facing forwards in the axial direction, and a rotatable annular seal element (25) configured to be rotationally locked to the impeller (5) or to the drive shaft (6), wherein the rotatable annular seal element (25) has a rotatable plane seal surface (28) facing rearwards in the axial direction and configured to sealingly abut against the stationary plane seal surface (27). The pump housing (4) further comprises a plurality of stationary protrusions (29) integrally formed in the rear housing part (7) or in the sealing retainer (26), wherein the plurality of stationary protrusions (29) are located in or adjacent the drive shaft opening (16) of the rear housing part (7) for increasing the turbulence of a flow of product fluid in the pump housing (4) adjacent to the sealing arrangement (17).
The present invention provides nozzle (30) for a sludge outlet (17) of centrifuge bowl (10) of a centrifugal separator (1). The nozzle (30) is comprising a nozzle body (31) adapted to be engaged and releasably positioned in a sludge outlet (17) of said centrifuge bowl (10). The nozzle body (31) comprises an inlet (32) for sludge that is to be ejected from the centrifuge bowl (10), an outlet (33) for ejecting the sludge to the outside of the centrifuge bowl (10) and a fluid channel (34) extending between said inlet (32) and outlet (33). Further, the fluid channel (34) comprises an elbow portion (35) in which the fluid channel (34) changes direction, wherein the elbow portion (35) forms an expanded chamber having a larger inner cross-sectional area (A1) than the inner cross-sectional area (A2, A3) of the portions of the fluid channel (34) adjacent to said elbow portion (35). The present invention also provides a centrifugal separator comprising a nozzle in at least one sludge outlet.
B04B 1/10 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl
26.
ACTUATOR ARRANGEMENT AND A METHOD FOR MOVING A VALVE MEMBER INTO A CLEANING POSITION
An actuator arrangement being configured to be controlled by a control unit and being configured to control a flow control arrangement is disclosed. The actuator arrangement comprising a housing, a first valve stem (31) being configured to be connected to and control movement of a first valve member of the flow control arrangement, a second valve stem (32) being configured to be connected to and control movement of a second valve member of the flow control arrangement, a first electrical motor comprising a first rotor (33a) and a first stator (33b), the first rotor (33a) being rotatable about the longitudinal axis, a second electrical motor comprising a second rotor (34a) and a second stator (34b), the second rotor (34a) being rotatable about the longitudinal axis, wherein the first rotor (33a) is configured to provide a first movement of the first valve stem (31) and the second rotor (34a) is configured to provide a first movement of the second valve stem (32). A method for moving the first valve stem (31) is also disclosed.
The present invention provides a centrifugal separator (1) for separating at least one liquid phase from a liquid feed mixture, comprising a frame (2), a drive member (5) and a rotatable part (8), wherein the drive member (5) is configured to rotate the rotatable part (8) in relation to the frame (2) around an axis of rotation (X), and wherein the rotatable part (8) comprises a centrifuge bowl (10) enclosing a separation space (13). The separation space (13) comprises surface enlarging inserts (15) for increasing the separation performance of the centrifugal separator (1). The centrifugal separator (1) further comprises an interface level sensor (30) for detecting at least one interface between separated phases in the centrifuge bowl (10) during operation of the centrifugal separator (1); and transmission means (42) configured for wireless transmission of information of said at least one interface to a receiver (51) outside of the centrifuge bowl (10). The centrifugal separator (1) further comprises a solid transmission window (33) arranged in the wall of the centrifuge bowl (10); said solid transmission window (33) having a higher transmission capacity for the wireless communication signal than the material of the centrifuge bowl (10).
B04B 13/00 - Control arrangements specially designed for centrifuges; Programme control of centrifuges
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 1/10 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl
28.
AN ARRANGEMENT FOR EXTRACTING HEAT AND A METHOD THEREOF
An arrangement (200) for extracting heat, and a related method (600), in which a scavenging air cooler (210) being configured to receive scavenge air from a turbo charger (106) and to extract heat from the scavenge air by a first cooling medium and thereby cooling the scavenge air, a first extension module (220) being arranged after the scavenging air cooler (210) and being configured to receive the cooled scavenge air from the scavenging air cooler (210) and extract further heat from the cooled scavenge air and to vaporize liquified fuel into gaseous fuel by the extracted heat, wherein the gaseous fuel is supplied to the engine (102), and a connection (225) between the first extension module (220) and the engine (102) configured to supply the further cooled scavenge air from the first extension module (220) to an engine (102) as charge air.
A valve control device (1) for controlling operation of a valve actuator (2) configured to be connected to a valve member (3). The valve control device (1) being configured to be removably mounted on the valve actuator (2) and comprises: a position sensor (4) for detecting actuating position of the valve actuator (2) and outputting the detected position as a feedback signal; a memory device (7) for storing position data reflecting the feedback signal from the position sensor (4) at at least one actuating position of the valve actuator (2); and an electronic control unit (6) for controlling operation of the valve actuator (2) using the feedback signal from the position sensor (4) and the position data from the memory device (7); wherein the electronic control unit (6) is configured for automatically performing a reset of the position data of the memory device (7) as a result of the valve control device (1) becoming separated from, and/or assembled on, the valve actuator (2).
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
F16K 31/122 - Operating means; Releasing devices actuated by fluid the fluid acting on a piston
F16K 31/163 - Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling- or pushing-rod, between fluid motor and closure member the fluid acting on a piston
F16K 31/528 - Mechanical actuating means with crank, eccentric, or cam with pin and slot
F16K 31/04 - Operating means; Releasing devices magnetic using a motor
30.
FLOW CONTROL ARRANGMENT AND METHOD OF CLEANING SUCH AN ARRANGEMENT
A flow control arrangement (60) comprising a first and a second valve member (61, 62), wherein the second valve member (62) is, at an end facing the first valve member (61), formed with a circumferentially extending ringshaped surface (62b) facing with a major component in a longitudinal direction (L), a recess (62c) being surrounded by the ring-shaped surface (62b) and being configured to receive a portion of the first valve member (61), and a circumferentially extending edge (62d) formed in a transition between the ring-shaped surface (62b) and the recess (62c), wherein a second circumferentially extending gasket (61b) of the first valve member (61) is configured to sealingly interact with the circumferentially extending edge (62d) of the second valve member (62) when the double valve is in the open state. Also disclosed is a method of cleaning such a flow control arrangement (60).
An arrangement (100) for preparing a gaseous ammonia based fuel to be combusted in a boiler (132), the arrangement (100) comprising an ammonia fuel supply system (110) comprising an evaporator (111 ) being configured to vaporize liquified ammonia into gaseous ammonia by a first heating medium, and an ammonia heater (112) being arranged after the evaporator (111) and being configured to receive the gaseous ammonia from the evaporator (111 ) and pre-heat the gaseous ammonia by a second heating medium.
F23D 14/02 - Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
F23D 14/28 - Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid in association with a gaseous fuel source, e.g. acetylene generator, or a container for liquefied gas
The present invention provides a centrifugal separator (1) for separating at least one liquid phase from a liquid feed mixture. The separator (1) comprises a frame (2), a drive member (3) and a rotating part (4), wherein the drive member (3) is configured to rotate the rotating part (4) in relation to the frame (2) around an axis of rotation (X), and wherein the rotating part (4) comprises a centrifuge bowl (5) enclosing a separation space (9). The centrifuge bowl (5) further comprises an inlet (14) for receiving the liquid feed mixture, at least one liquid outlet (6,7) for a separated liquid phase; wherein the separation space (9) comprises a stack (10) of separation discs (10a) arranged coaxially around the axis of rotation (X); and wherein said separation discs (10a) comprise distance members (30) arranged so that interspaces are (35) formed between adjacent separation discs (10a) in the disc stack (10). A plurality of said separation discs (10a) comprise a throttle member (40) other than said distance members (30) and arranged to cause a decrease in pressure to a liquid flowing through the disc stack (10) in said interspaces (35) and further wherein the plurality of separation discs (10a) are configured to allow for a radial flow of liquid in the direction from the outer periphery (50) of the discs (10a) to the inner periphery (51) of the discs (10a) throughout a major portion of the discs (10a).
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 7/14 - Inserts, e.g. armouring plates for separating walls of conical shape
33.
SEPARATION OF OIL-CONTAINING AQUEOUS LIQUID MIXTURE
The disclosure concerns a method for continuously separating an oil-containing aqueous liquid mixture having an oil content of ≤ 5% into an aqueous heavy phase and a light phase in a separation system (32). The method comprises: - conducting the liquid mixture from a tank (34) via an inlet conduit (36) to an inlet passage (22) of a centrifugal separator (2), - separating the liquid mixture into the aqueous heavy phase and the light phase in the centrifugal separator (2), - determining an oil concentration parameter of the light phase, and in response to the oil concentration parameter exceeding a threshold, - conducting the light phase from a light phase outlet passage (24) to a container (38) for light phase, and in response to the oil concentration parameter falling below the threshold, - recirculating the light phase from the light phase outlet passage (24) to the inlet passage (22).
B01D 17/12 - Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits
B04B 1/04 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls
34.
A CENTRIFUGAL SEPARATOR HAVING A HERMETIC INLET AND OUTLET
The present invention provides a centrifugal separator (1) for separating at least one liquid phase from a liquid feed mixture. The separator comprises a centrifuge bowl (10) and arranged for rotation around an axis of rotation (X);a distributor (13) which divides the centrifuge bowl (10) interior into a central inlet chamber (32) and an annular separation space (12); wherein said separation space (12) comprises a stack (20) of separation discs arranged coaxially around the axis of rotation (X); an inlet (30) formed by a stationary inlet pipe (31) and the central inlet chamber (32), wherein the stationary inlet pipe (31) meets the centrifuge bowl (10) axially from the top and is arranged for supplying the liquid feed mixture to the central inlet chamber (32). The separator further comprises a first liquid outlet (40) for a separated liquid light phase arranged at the top of the centrifuge bowl (10) at radius that is larger than the radius of the stationary inlet pipe (31) and a first stationary outlet pipe (41) for receiving the separated liquid light phase from the first liquid outlet (40). The inlet is a hermetic inlet and the first stationary outlet pipe (41) is hermetically sealed to the centrifuge bowl (10). The centrifugal separator (1) further comprises a gap (60) which the first liquid outlet (40) or the first stationary outlet pipe (41) to the inlet (30), wherein said gap (60) is not part of a mechanical seal and has an axial width that is more than 0.1 mm and is arranged for providing a leakage of separated liquid light phase from the first liquid outlet (40) or the first stationary outlet pipe (41) to the inlet (30) during operation of the centrifugal separator.
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/06 - Arrangement of distributors or collectors in centrifuges
35.
METHOD OF CONCENTRATING A PLANT-BASED PROTEIN SUSPENSION
The present invention relates to a method of recovering a concentrated plant-based protein suspension, which comprises providing a plant-based protein suspension comprising suspended particles and providing a high-speed centrifugal separator (2) which comprises a frame (23), a drive member (29) and a centrifuge bowl (20). The drive member is configured to rotate the centrifuge bowl in relation to the frame around an axis of rotation. The centrifuge bowl encloses a separation space comprising a stack of separation discs, and comprises an inlet (8) for receiving the plant-based protein suspension, a liquid light phase outlet (4) for a separated liquid light phase and a liquid heavy phase outlet (3) for a separated liquid heavy phase. The liquid heavy phase outlet and/or light phase outlet is arranged in fluid connection with a liquid flow influencing means (6, 12). The method further comprises feeding the plant-based protein suspension to the inlet of the high-speed centrifugal separator, separating the plant-based protein suspension into a liquid light phase and a liquid heavy phase, which comprises the concentrated protein suspension. The method comprises removing the concentrated plant-based protein suspension as the liquid heavy phase through the heavy phase outlet by influencing the discharge flow by means of the liquid flow influencing means.
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 5/10 - Centrifuges combined with other apparatus, e.g. electrostatic separators; Sets or systems of several centrifuges
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
36.
METHOD AND SYSTEM FOR PROVIDING AN INSECT-BASED, LOW-FAT PROTEIN MEAL FROM AN INSECT-BASED RAW MATERIAL
The present invention relates to a method and system for producing a low-fat protein meal from an insect-based raw material. The method and system comprise providing an insect-based raw material, which is optionally reduced in size. In the next step, the insect-based raw material is pumped to a heating step, in which the insect-based raw material is heated to a temperature from 75 to 100°C. Optionally, the heated insect- based raw material may be submitted to a buffer/mixing tank. After heating, the heated insect-based raw material is subjected to one or more separation steps. Then, the solid phase and at least part of the aqueous protein-containing fraction, which is optionally concentrated, is subjected to a drying step to provide the insect-based, low-fat protein meal. In the method, water or separated liquid heavy phase may be added to the feed upstream of the separation steps. Alternatively, a pre-separation step is included before a main separation step to provide a protein meal with reduced fat content. No enzymes or chemicals need to be added during the method.
The disclosure concerns a centrifugal separator (2) comprising a bowl (4), a housing (12), a stationary liquid passage device (14), and a sealing arrangement (18). A first axial end face (32) of a first seal member (28) is arranged in the stationary liquid passage device (14) and a first sealing surface (30) is arranged in the bowl (4). A second axial end face (38) of a second seal member (34) is arranged in the stationary liquid passage device (14) and a second sealing surface (36) is arranged in the bowl (4). The respective end faces (32, 38) and surfaces (30, 36) are positioned in sealing abutment. The second seal member (34) is separate from the first seal member (28) and the first and second seal members (28, 34) are separable from the first and second sealing surfaces (30, 36) with a release of the stationary liquid passage device (14) from the housing (12).
B04B 15/02 - Other accessories for centrifuges for cooling, heating, or heat insulating
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
F16J 15/34 - Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
38.
METHOD AND ARRANGEMENT FOR HANDLING VENT GAS MIXTURE
A method (200) for handling a vent gas mixture comprising fuel vapours of a fuel and inert gas, the vent gas mixture originating from a fuel system (120), the method (200) comprising: directing (S202) the vent gas mixture from the fuel system (120) to a condenser (131), the condenser (131) condensing at least a majority of the fuel vapours into liquid fuel such that the vent gas mixture comprises liquid fuel and inert gas, separating (S204) the liquid fuel and the inert gas of the vent gas mixture from the condenser (131) in a vapour-liquid separator (133), and selectively directing (S206) the liquid fuel from the vapour-liquid separator (133) to a boiler system (110), when the boiler system (110) is in a hot condition and is ready to receive and combust the liquid fuel of the vent gas mixture, or storing (S208) the liquid fuel in the vapour-liquid separator (133) and/or in a separate storage tank (135) until the boiler system (110) is in the hot condition and is ready to receive and combust the liquid fuel of the vent gas mixture.
B63H 21/38 - Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like
C10L 1/02 - Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
F02B 47/02 - Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines the substances being water or steam
F02D 19/06 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
F02M 55/00 - Fuel-injection apparatus characterised by their fuel conduits or their venting means
F22B 33/00 - Steam-generation plants, e.g. comprising steam boilers of different types in mutual association
B63J 99/00 - Subject matter not provided for in other groups of this subclass
The present invention provides a method (100) of operating a centrifugal separator (1) for separating at least one liquid phase and a sludge phase from a liquid feed mixture. The centrifugal separator (1) comprises a frame (2), a drive member (3) and a centrifuge bowl (5), wherein the drive member (3) is configured to rotate the centrifuge bowl (5) in relation to the frame (2) around an axis of rotation (X), and wherein centrifuge bowl (5) encloses a separation space (9a) and a sludge space (9b); wherein the separation space (9a) comprises a stack (10) of separation discs arranged coaxially around the axis of rotation (X) and wherein said sludge space (9b) is arranged radially outside said stack (10) of separation discs; wherein the centrifuge bowl (5) further comprises an inlet (14) for receiving the liquid feed mixture, at least one liquid outlet (6) for a separated liquid phase, and sludge outlets (17) for a separated sludge phase arranged at the periphery of the centrifuge bowl (5). The method (100) comprises a step a) of supplying (101) a liquid feed mixture to be separated to the inlet (11) of the centrifuge bowl (5), a step b) of determining (103) a particle flow rate of the liquid feed mixture being supplied in step a), a step c) of determining (104) a volume filled with particles within the centrifuge bowl (5) based on the measurements of step b), and a step d) of discharging (105) a sludge phase comprising said particles via said sludge outlets (17) based on the determination of step b), wherein the discharge is of a specific volume or at a specific time point.
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
B04B 11/04 - Periodical feeding or discharging; Control arrangements therefor
40.
AN ARRANGEMENT HANDLING PURGED ALCOHOL-BASED FUEL AND A METHOD THEREFOR
An arrangement (100) and a method for handling purged alcohol- based fuel originating from an alcohol fuel system (108) configured to fuel an alcohol fueled engine (112), the arrangement (100) comprising: a boiler system (102) comprising a burner (104) and a fuel inlet (111) configured to selectively supply a fuel and thereby selectively sustain a primary flame in the burner (104) for production of heat and/or steam in the boiler system (102), a purge connection (140) configured to receive a purge mixture purged from the alcohol fuel system (108) using an inert gas, the purge mixture comprising a mixture of the inert gas and purged alcohol-based fuel, and a vapor-liquid separator (141).
B63H 21/38 - Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like
C10L 1/02 - Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
F02B 47/02 - Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines the substances being water or steam
F02D 19/06 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
F02M 55/00 - Fuel-injection apparatus characterised by their fuel conduits or their venting means
F22B 33/00 - Steam-generation plants, e.g. comprising steam boilers of different types in mutual association
B63J 99/00 - Subject matter not provided for in other groups of this subclass
41.
GASKET ARRANGEMENT, HEAT TRANSFER PLATE, KIT, ASSEMBLY, HEAT EXCHANGER AND METHOD
The present invention relates to a gasket arrangement for sealing between two corrugated heat transfer plates of a plate heat exchanger. The heat transfer plates each comprising a pair of port holes. The gasket arrangement comprising an annular sealing part being arranged to enclose the pair of portholes of the heat transfer plates and define a flow path between the port holes of the pair of port holes. The gasket arrangement further comprising an attachment part connected to an inside of the annular sealing part and extending in an inwards direction relative to the annular sealing part. The attachment part defining a gasket attachment surface arranged to attach by an adhesive to a corresponding plate attachment surface of one of the heat transfer plates.
A valve arrangement, an actuator arrangement (30) and related methods, in which a first cleaning position (CP1) is detected by mechanically transfer at least a portion of a movement of, or provided to, a first valve stem (31) into a first movement of a second valve stem (32), such that a second valve member is moved towards a first conduit while the second valve member still sealingly engages a second valve seat, whereby a movement of a first valve member is detectable by a control unit by detection of the first movement of the second valve stem in a direction (L') which extends towards the control unit.
F16K 1/44 - Cutting-off parts - Details of seats or valve members of double-seat valves
F16K 31/122 - Operating means; Releasing devices actuated by fluid the fluid acting on a piston
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
The present invention provides a method (100) of operating a centrifugal separator (1). The centrifugal separator (1) comprises a centrifuge bowl (10) arranged to rotate around an axis of rotation (X) and in which the separation of a liquid mixture takes place, a stationary frame (2) which defines a surrounding space (3) in which said centrifuge bowl (10) is arranged, a drive member (4) configured to rotate the centrifuge bowl (10) in relation to the frame (2) around the axis of rotation (X), wherein the centrifuge bowl (10) further comprises an inlet (11) for receiving the liquid mixture to be separated, at least one liquid outlet (12) for discharging a separated liquid phase and an intermittent discharge system (30) for discharging a separated sludge phase from the centrifuge bowl. The method (100) comprises the steps of a) supplying (101) a liquid feed mixture to be separated to the inlet (11) of the centrifuge bowl (10), b) separating (102) the liquid feed mixture into at least one separated liquid phase and a separated sludge phase, and c) supplying hydraulic fluid to the intermittent discharge system (30) to initiate discharge (104) of a separated sludge phase from the centrifuge bowl (10), wherein the amount of supplied hydraulic fluid is determined by the magnitude of a generated trigger signal Tgen and further wherein the magnitude of the generated trigger signal Tgen is dependent on the air pressure around the centrifuge bowl (10).
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
B04B 15/08 - Other accessories for centrifuges for ventilating or producing a vacuum in the centrifuge
44.
A METHOD OF SEPARATING A LIQUID MIXTURE IN A CENTRIFUGAL SEPARATOR
The present invention provides a method (100) of separating a liquid mixture in a centrifugal separator (1). The centrifugal separator (1) comprises a centrifuge bowl (10) arranged to rotate around an axis of rotation (X) and in which the separation of a liquid mixture takes place, a frame (2) which delimits a surrounding space (3) that is sealed relative the surroundings of the frame (2) and in which said centrifuge bowl (10) is arranged, a drive member (4) configured to rotate the centrifuge bowl (10) in relation to the frame (2) around the axis of rotation (X), wherein the centrifuge bowl (10) further comprises an inlet (11) for receiving the liquid mixture to be separated, at least one liquid outlet (12) for discharging a separated liquid phase and a sludge outlet (14) for discharging a separated sludge phase to the surrounding space (3) and a vessel (20) connected to the surrounding space (3) and arranged for collecting the separated sludge phase discharged from the centrifuge bowl (10). The method (100) comprises the steps of a) supplying (101) a liquid feed mixture to be separated to the inlet (11) of the centrifuge bowl (10), b) separating (102) the liquid feed mixture into at least one separated liquid phase and a separated sludge phase, c) removing (103) gas from the surrounding space (3) to obtain a sub-atmospheric pressure in the surrounding space (3), d) discharging (104) a separated sludge phase to said surrounding space (3), e) collecting (105) said sludge phase in said 2 vessel (20), f) removing (106) said sludge phase from said vessel (20) and g) spraying (107) liquid into said vessel (20) after step f) to reduce the level of foam present in said vessel (20).
B04B 15/04 - Other accessories for centrifuges for suppressing the formation of foam
B04B 15/08 - Other accessories for centrifuges for ventilating or producing a vacuum in the centrifuge
B04B 11/04 - Periodical feeding or discharging; Control arrangements therefor
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
A liquid ejection apparatus (1) for cleaning an interior surface (2) of a tank (3), wherein the liquid ejection apparatus (1) is configured to be attached to a flow pipe (4) that extends into the tank (3) and to receive a liquid from the flow pipe (4). The liquid ejection apparatus (1) comprises a stationary support assembly (6) configured to be attached to the flow pipe (4) that extends into the tank (3), and to receive a liquid from the flow pipe (4), a rotary head assembly (7) having at least one liquid ejection outlet (8) for ejecting the liquid on the interior surface (2) of the tank (3), and a drive system (9) for rotating the rotary head assembly (7). The drive system (9) includes an impeller (10) arranged in a flow path (11) of the liquid and the impeller (10) is configured to be rotated by the flow of liquid that passes the impeller (10). The drive system (9) is configured to cause rotation of the rotary head assembly (7) when there is a flow of liquid that passes the impeller (10), and the drive system (9) is configured to prevent rotation of the rotary head assembly (7) when there is a flow of gas, steam or air that passes the impeller (10).
B05B 3/04 - Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet
The disclosure concerns a water transporting device (2) for a fish habitat (4) configured to be suspension in open water. The device (2) comprises an elongated conduit member (6) and a water moving device (12). The conduit member (6) at a first end portion (10) thereof is provided with at least one outlet opening (20) and the water moving device (12) is arranged at a second end portion (16) of the elongated conduit member (6). A plate member (22) is arranged at the second end portion (16). The plate member (22) extends in a radial direction (R) beyond the elongated conduit member (6). The plate member (22) is provided with a through opening (24) arranged in fluid communication with an inside of the elongated conduit member (6). The water moving device (12) is arranged to move (12) water through the through opening (24) and into the elongated conduit member (6).
The invention relates to a centrifugal separator (6) for separating a fluid mixture (50) into a first component (52) and a second component (54), wherein the second component (54) is denser than the first component (52). The centrifugal separator (6) comprising: a rotating bowl (56), which is rotatably supported by a frame (4) around a rotational drive shaft (58), and which rotational drive shaft (58) is rotatable around an axis of rotation (68); an electrical motor (14) connected to the rotational drive shaft (58); an inlet (60) to the rotating bowl (56); a first outlet (62) for the separated lighter first component (52) of the fluid mixture (50); and a second outlet (64) for the separated second component (54) of the fluid mixture (50); a cooling device (1) comprising: a body (2) connected to the frame (4) of the centrifugal separator (6), wherein the body (2) comprises a central opening (8) provided with an inner peripheral surface (10), which is connected to a stator (12) of the electrical motor (14); and wherein the body (2) further comprising an outer peripheral surface (16); and a cooling coil (18) arranged in the body (2) and extending circumferentially around the central opening (8), wherein the cooling coil (18) comprises a tube (20) provided with an inlet opening (22) and an outlet opening (24) for a cooling fluid (26).
An attachment means (58) for fastening a gasket (48) to a heat transfer plate (4), and a heat transfer plate (4), are provided. The attachment means (58) comprises a bridge (60), a first connection member (62), a second connection member (64) and a finger (66). The first and second connection members (62, 64) engages with the bridge (60) and are arranged to engage with the gasket (48). The finger (66) engages with the bridge (60) and extends between the first and second connection members (62, 64). The first connection member (62) comprises a first and a second portion (78, 80), the second portion (80) being arranged between the bridge (60) and the first portion (78). The attachment means is characterized in that the second portion (80) of the first connection member (62) comprises a second body (80a), and the first portion (78) of the first connection member (62) comprises a first body (78a) and a first retaining means (78b) projecting from a longitudinal outer side (82) of the first body (78a) in a direction away from the finger (66) so as to give the first portion (78) of the first connection member (62) a first width (wg11) which is larger than a second width (wg12) of the second portion (80) of the first connection member (62).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
A heat exchanger port insert (38, 40) is provided. It comprises a tubular portion (42, 56) and a flange (44) projecting from an outside (52, 58) of the tubular portion (42, 56). The heat exchanger port insert (38, 40) is characterized in that the flange (44) comprises an annular inner portion (46) and a first fastening projection (48) having an outer contour (60). The inner portion (46) comprises an annular inner edge (50) along which the inner portion (46) joins the tubular portion (42, 56). The first fastening projection (48) protrudes from an annular outer edge (54) of the inner portion (46) so as to give the flange (44) a locally increased width at the first fastening projection (48).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/08 - Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
ELEA VERTRIEBS- UND VERMARKTUNGSGESELLSCHAFT MBH (Germany)
ALFA LAVAL CORPORATE AB (Sweden)
Inventor
Töpfl, Stefan
Hong, Boonkheng
Sarup, Bent
Abstract
The present invention relates to a method and a system (33) for treating a vegetable, fruit or a part thereof (1) during a process of producing an oil (2) from the vegetable, fruit or parts thereof (1), in particular of producing an oil (2) from palm oil fruits (3). In order to increases the oil yield and oil quality while improving the efficacy by reducing the time and energy consumption required for the oil production the method comprising the steps of: conditioning the vegetable, fruit or part thereof (1) by applying an electric field to the vegetable, fruit or part thereof (1); and pressing the conditioned vegetable, fruit or part thereof (1) for obtaining a press liquor (14) and a press cake (24). The conditioning step preferably at least partially replaces a thermal processing step in the process of producing the oil (2). The inventive system (33) comprises a conditioner (34, 37) having a conditioning chamber (35) and at least one capacitor (36) for generating an electric field in said conditioning chamber (35); a sterilizer (5) for thermally deactivating oil-deteriorating enzymes having a sterilization chamber (50) and/or a digester (12) for thermally rupturing oil-bearing cells in the vegetable, fruit or part thereof having a mashing chamber (51); and at least one press (13) arranged downstream the conditioner (34, 37) for squeezing the conditioned vegetable, fruit or part thereof and obtaining a press liquor (14) and a press cake (24).
The disclosure concerns a modular centrifugal separator system and an exchangeable separation insert (6). Separation aiding means (90) are arranged in a separation space (88) of the separation insert (6). The separation aiding means (90) comprises a number of separation sheets (92), each separation sheet (92) comprising axially extending surfaces (120, 122). A fluid connection (94) for separated heavy phase is arranged at a first axial end portion (85) of the insert (6), and a fluid connection (96) for liquid feed mixture is arranged at a second axial end portion (87) of the insert (6).
B04B 1/04 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls
The disclosure concerns a separator system (2) comprising a base unit (4) and an exchangeable separation insert (6). The base unit (4) comprises a drive arrangement (32). The exchangeable separation insert (6) comprises a rotor casing (8) configured to rotate about a rotational axis (10) and a first stationary portion (12). The drive arrangement (32) comprises an entrainment member (34) through which a portion of the exchangeable separation insert (6) comprising the first stationary portion (12) extends. The entrainment member (34) engages with the rotor casing (8). The entrainment member (34) has an axial extension < 50%, such as < 40% of a total axial extension of the rotor casing (8). The rotor casing (8) is supported in the entrainment member (34) over a distance < 30%, such as < 20%, such as < 10% of the total axial extension of the rotor casing (8).
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
The disclosure concerns a modular centrifugal separator system (2) comprising a base unit (4) and arranged therein an exchangeable separation insert (6), an exchangeable tube kit (8), and an interface (10) for fluid communication between the exchangeable separation insert (6) and the exchangeable tube kit (8). The exchangeable separation insert (6) comprises a rotor casing (52) forming a separation space (54), and a first half (101) of the interface (10). The exchangeable tube kit (8) comprises at least one tube (22, 24, 26) for one of the liquid feed mixture, the heavy phase, and the light phase, and a second half (102) of the interface (10). The modular centrifugal separator system (2) comprises a removable sealing member (12) covering the first and/or second half (101, 102) of the interface (10).
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
An attachment means (58) for fastening a gasket (48) to a heat transfer plate (4), and a heat transfer plate (4), are provided. The attachment means (58) comprises a connection member (62), a first finger (64), a second finger (66) and a bridge (60). A first connection part (68) of the connection member (62) is arranged to engage with the gasket (48) and a second connection part (70) of the connection member (62) engages with the bridge (60). A connection part (72) of the first finger (64) engages with the bridge (60) and a connection part (74) of the second finger (66) engages with the bridge (60). The first and second fingers (64, 66) are arranged to extend from the bridge (60) towards the gasket (48). The connection member (62) extends between the first and second fingers (64, 66). The attachment means is characterized in that the connection member (62) comprises a first portion (621) with a first width (wc1) and a second portion (622) with a second width (wc2). The second portion (622) is arranged closer to the bridge (60) than the first portion (621), and the second width (wc2) is smaller than the first width (wc1).
F28F 3/08 - Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
A heat transfer plate (1) and a gasket (2) are provided. The heat transfer plate (1) comprises a front gasket groove (43) including an annular front groove part (45) extending around a heat transfer area (33), upper and lower distribution areas (13, 25), and first and third portholes (9, 21) of the heat transfer plate (1), and second and fourth ring groove parts (47, 49) enclosing second and fourth portholes (11, 23) of the heat transfer plate (1). The heat transfer plate (1) further comprises a second adiabatic area (17) extending between the annular front groove part (45) and the second ring groove part (47), and a fourth adiabatic area (29) extending between the annular front groove part (45) and the fourth ring groove part (49). An upper front groove portion (71) of the front gasket groove (43) extends between the second porthole (11) and the upper distribution area (13). A lower front groove portion (83) of the front gasket groove (43) extends between the fourth porthole (23) and the lower distribution area (25). The heat transfer plate (1) is characterized in that a bottom (67u, 69) of the upper front groove portion (71) is inclined such that a depth of the front gasket groove (43), within the upper front groove portion (71), increases in a direction towards the second adiabatic area (17), and a bottom (67l, 81) of the lower front groove portion (83) is inclined such that a depth of the front gasket groove (43), within the lower front groove portion (83), increases in a direction towards the fourth adiabatic area (29).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/08 - Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
A fluid burner head (9) for a fluid combustion unit (1), and a use of a fluid burner head (9) in a fluid combustion unit (1), are provided. The fluid burner head (9) comprises a body (11) which in turn comprises a hollow tube (13) for conveying a fluid to be combusted into a combustion chamber (5) and a cap (15) which at least partly closes an upper end (25) of the tube (13). A wall (17) of the tube (13) comprises a plurality of rows (29) of holes (27), which rows (29) extend around a longitudinal center axis (C) of the fluid burner head (9). The holes (27) permit a flow of the fluid to be combusted from an interior (49) to an exterior (51) of the tube (13). The fluid burner head (9) is characterized in that it further comprises an annular first projection (39) extending around the longitudinal center axis (C) of the fluid burner head (9). The first projection (39) projects obliquely upwards from an outer surface (43) of the body (11), above an uppermost row (29a) of holes (27) of the tube (13), with an angle α relative to the longitudinal center axis (C) of the fluid burner head (9), wherein 0 < α < 90 degrees.
F23D 14/22 - Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
The present invention relates to a method of replacing a sealing ring (50) from a centrifugal separator bowl (4) of a centrifugal separator (100), wherein the centrifuge bowl encloses a separator chamber (8), in which separation of a fluid mix is configured to take place. The centrifuge bowl further comprises a first, lower bowl part (1) and a second, upper bowl part (2), which bowl parts are axially connectable to form a bowl wall for the centrifuge bowl. A slide member (7) is associated with the lower bowl part and arranged axially movable between a closed position, in which the slide member is in contact with the upper bowl part and thereby closes a plurality of peripheral discharge outlets (14) extending from the separation chamber through the centrifuge bowl wall, and an open position, in which the slide member is positioned at an axial distance from the upper bowl part, whereby said peripheral ports are open. The upper bowl part (2) comprises at a lower edge surface, which faces the lower bowl part (1), a circumferentially along the edge surface extending annular groove (5), the groove extending symmetrically around the rotation axis (X) and being arranged to open through an opening (5a) towards the lower bowl part. A sealing ring (50) is arranged in the groove (5) and has a surface facing towards and being engageable by the slide member (7) upon an axial movement of the slide member to the closed position. According to the present disclosure, a wire member (25) is arranged associated with the sealing ring (50) in the groove (5). In this way removal of a used sealing ring can be facilitated
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
F16J 15/06 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
The disclosure concerns a centrifugal separator comprising a separator bowl (4) delimiting therein a separation space (12) and being configured to rotate about a rotational axis and nozzle members (20) arranged peripherally at the separator bowl (4). Each nozzle member (20) forms a nozzle outlet (24) providing a passage (26) from the separation space (12) to a space (28) outside the separator bowl (4). The centrifugal separator comprises a protective member (30) arranged downstream of each nozzle outlet (24) at an outer periphery of the separator bowl (4). The nozzle member (20) secures the protective member (30) in relation to the separator bowl (4), at least in one circumferential direction of the separator bowl (4).
B04B 1/10 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl
B04B 1/12 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with continuous discharge
An arrangement (100) and a method for combusting purge gas originating from an ammonia fuel system (108) fueling an ammonia fueled engine (112), the arrangement (100) comprising: a boiler system (102) comprising; a burner (104), a fuel inlet (111) configured to supply a fuel and thereby sustain a support flame in the burner (104), and a purge gas inlet (121) being configured to intermittently receive purge gas from the ammonia fueled engine (112) and supply the purge gas to the burner (104), the purge gas comprising a mixture of ammonia and inert gas, wherein the burner (104) is configured to combust the ammonia with the support flame.
F23G 7/06 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of specific waste or low grade fuels, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
F23G 5/02 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of waste or low-grade fuels including pretreatment
The present invention provides a centrifugal separator (1) for separating at least one liquid phase and a solids phase from a liquid feed mixture, comprising a frame (2), a drive member (3) and a rotating part (4), wherein the drive member (3) is configured to rotate the rotating part (4) in relation to the frame (2) around an axis of rotation (X). The rotating part (4) comprises a centrifuge bowl (5) enclosing a separation space (9a) and a sludge space (9b) and the separation space (9) comprises a stack (10) of separation discs (10a) arranged coaxially around the axis of rotation (X) and wherein said sludge space (9b) is arranged radially outside said stack (10) of separation discs (10a). The centrifuge bowl (5) further comprises an inlet (14) for receiving the liquid feed mixture, at least one liquid outlet (6,7) for a separated liquid phase, and at least one sludge outlet (17) for a separated solids phase arranged at the periphery of the centrifuge bowl (5). Further, the upper inner surface (28) of the sludge space (9b) that extends to the at least one sludge outlet (17) forms an upper sludge space angle β relative the axis of rotation (X) as seen in an axial plane, and wherein the upper inner surface (28) extends radially at least half the radial distance from the at least one sludge outlet (17) to the radial outer edge of the stack (10) of separation discs (10a) and wherein the upper sludge space angle β is more than 5 degrees but less than 15 degrees.
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
A rotary positive displacement pump (1) for pumping a fluid product. The pump (1) having a front side and a rear side and comprises a transmission housing (2) providing rotational support to first and second parallel and axially extending drive shafts (4, 5) having gears (6, 7) in constant mesh condition, such that the first and second drive shafts (4, 5) are arranged to rotate in opposite directions. The pump (1) further comprises a rotor casing (15) connected to a front side (13) of the transmission housing (2) and having an axial rear wall (20), an axial front wall (22) and a circumferential side wall (21) jointly defining a stationary interior pumping cavity. The rotor casing (15) houses a first rotor (23) that is drivingly connected to the first drive shaft (4) and a second rotor (5) that is drivingly connected to the second drive shaft (5). The first and second rotors (23, 24) are configured for rotating in opposite directions and mutually interacting for providing a positive pumping effect on a fluid product that enters the pumping cavity via a rotor casing inlet (30) and exits the pumping cavity via a rotor casing outlet (31). The rotor casing (15) further includes first and second sealing arrangements (40a, 40b, 41a, 41b) configured for preventing fluid product from leaking out from the stationary pumping cavity towards the rear side of the rotor casing (15) along the first and second drive shafts (4, 5), respectively. The pump (1) further comprises a heating device (51, 52) detachably fastened to the axial rear wall (20) of the rotor casing (15) and configured for heating the rotor casing (15), the first and second sealing arrangements (40a, 40b, 41a, 41b) and/or any fluid product within the rotor casing (15).
F04C 2/12 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
F01C 17/02 - Arrangements for drive of co-operating members, e.g. for rotary piston and casing of toothed-gearing type
F04C 13/00 - Adaptations of machines or pumps for special use, e.g. for extremely high pressures
A rotary positive displacement pump (1) for pumping a fluid product, wherein the pump (1) has a front side and a rear side. The pump comprises a transmission housing (2) having an axial front wall (38) and an axial rear wall and providing rotational support to first and second parallel and axially extending drive shafts (4, 5) having gears (6, 7) in constant mesh condition, such that the first and second drive shafts (4, 5) are arranged to rotate in opposite directions. The pump further comprises a rotor casing (15) connected to a front side (13) of the transmission housing (2) and having an axial rear wall (20), an axial front wall (22) and a circumferential side wall (21) jointly defining a stationary interior pumping cavity. The rotor casing (15) houses a first rotor (23) that is drivingly connected to the first drive shaft (4) and a second rotor (24) that is drivingly connected to the second drive shaft (5). The first and second rotors (23, 24) are configured for rotating in opposite directions and mutually interacting for providing a positive pumping effect on a fluid product that enters the pumping cavity via a rotor casing inlet (30) and exits the pumping cavity via a rotor casing outlet (31). Moreover, the axial front wall (38) of the transmission housing (2) and the axial rear wall (20) of the rotor casing jointly define an intermediate space (42) through which the first and second drive shafts (4, 5) extend. The rotary positive displacement pump (1) further comprises a first guard (51) located in said intermediate space (42) and surrounding the first and second drive shafts (4, 5) for protecting a person from contacting the first and second drive shafts (4, 5); or a first guard (51) located in said intermediate space (42) and surrounding the first drive shaft (4) for protecting a person from contacting the first drive shaft (4), and a second guard (52) located in said intermediate space (42) and surrounding the second drive shaft (5) for protecting a person from contacting the second drive shaft (5).
F04C 2/12 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
F01C 17/02 - Arrangements for drive of co-operating members, e.g. for rotary piston and casing of toothed-gearing type
F04C 13/00 - Adaptations of machines or pumps for special use, e.g. for extremely high pressures
A wet surface air cooler (WSAC) (1), including an evaporative spiral plate heat exchanger (300) for flowing a process medium therethrough, a spray system (120) for spraying a cooling medium directly onto the evaporative spiral plate heat exchanger (300) and a fan (110) for causing air to flow through the evaporative spiral plate heat exchanger (300), the combination of the sprayed cooling medium onto the evaporative spiral plate heat exchanger (300) and the air flowing therethrough causes the cooling medium to at least partially evaporate to lower the temperature of the process medium.
F28B 1/00 - Condensers in which the steam or vapour is separated from the cooling medium by walls, e.g. surface condenser
F28B 9/00 - Auxiliary systems, arrangements, or devices
F28C 1/14 - Direct-contact trickle coolers, e.g. cooling towers comprising also a non-direct contact heat exchange
F28C 3/08 - Other direct-contact heat-exchange apparatus the heat-exchange media being a liquid and a gas or vapour with change of state, e.g. absorption, evaporation, condensation
F28D 1/02 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or mo with the heat-exchange conduits immersed in the body of fluid
F28D 1/047 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or mo with the heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
F28D 5/00 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation
F28D 7/04 - Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being spirally coiled
F28D 9/04 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being formed by spirally-wound plates or laminae
F28F 25/02 - Component parts of trickle coolers for distributing, circulating, or accumulating liquid
The disclosure concerns a method (100) for operating a bioprocessing system, comprising steps of: - producing (102) a cell culture mixture in a fermentor (4), - conducting (104) a flow of cell culture mixture from the fermentor (4) into an interior of a centrifugal separator (6) comprising a surface enlarging insert, simultaneously with the step of producing (102) the cell culture mixture, and - returning (106) continuously from the interior of the centrifugal separator (6) a flow of liquid to the fermentor (4), simultaneously with the steps of producing (102) the cell culture mixture and conducting (104) the flow of cell culture mixture.
A heat transfer plate (2a, 2d) is provided. It comprises an upper end portion (8), a center portion (24) and a lower end portion (16). The upper end portion (8) adjoins the center portion (24) along an upper border line (30) and comprises a first and a second port hole (10, 12) and an upper distribution area (14) provided with an upper distribution pattern. The upper distribution pattern comprises upper distribution ridges (50u) and upper distribution valleys (52u). The upper distribution ridges (50u) longitudinally extend along a plurality of separated imaginary upper ridge lines (54u) extending from the upper border line (30) towards the first port hole (10). The upper distribution valleys (52u) longitudinally extending along a plurality of separated imaginary upper valley lines (56u) extending from the upper border line (30) towards the second port hole (12). The imaginary upper ridge lines (54u) cross the imaginary upper valley lines (56u) in a plurality of upper cross points (55). In a plurality of the upper cross points (55) the heat transfer plate (2a, 2d) extends in an imaginary first intermediate plane (41). The heat transfer plate is characterized in that it, in a number of first upper cross points (55c) of the upper cross points (55) arranged on one side of the longitudinal center axis (L), extends above the first intermediate plane (41), in a number of second upper cross points (55b) of the upper cross points (55) arranged on another side of the longitudinal center axis (L), extends below the first intermediate plane (41).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/04 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
F28F 3/08 - Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
The invention relates to a protecting collar (36) for a centrifugal separator (1), the protecting collar (36) being arranged to rotate with a rotatable part of the centrifugal separator and comprising: a cavity (42) provided with an inner wall (44) comprising a first inner peripheral surface portion (46) and an inner abutment surface (48); a first and a second opening (50, 52) of the cavity (42), which first opening (50) has a larger diameter than the second opening (52); an outer wall (54) comprising an outer peripheral surface (56) and an outer abutment surface (58). The protecting collar (36) further comprising: a lubricant barrier generating element (60) arranged in the first inner peripheral surface portion (46), which lubricant barrier generating element (60) is configured to prevent the lubricant (30) to pass the lubricant barrier generating element (60) during a rotational movement of the protecting collar (36). The invention also relates to a centrifugal separator (1). The lubricant barrier generating element (60) is a helical groove (60) formed in the first inner peripheral surface portion (46).
B04B 9/08 - Arrangement or disposition of transmission gearing
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
A heat transfer plate (2a, 2d) is provided. It comprises an upper end portion (8), a center portion (24) and a lower end portion (16). The upper end portion (8) adjoins the center portion (24) along an upper borderline (30) and comprises a first and a second port hole (10, 12) and an upper distribution area (14) provided with an upper distribution pattern. The upper distribution pattern comprises elongate upper distribution ridges (50u), a respective top portion (50ut) of the upper distribution ridges (50u) extending in an imaginary upper plane (38) and having a rounded first, a rounded second, a rounded third and a rounded fourth corner (64, 66, 68, 70). The upper distribution ridges (50u) longitudinally extend along a plurality of separated imaginary upper ridge lines (54u) extending from the upper borderline (30) towards the first port hole (10). The heat transfer plate is characterized in that, for each of a first number > 1 of the upper distribution ridges extending along a top upper ridge line (54TR) of the upper ridge lines (54u), which top upper ridge line (54TR) is arranged closest to the second porthole (12), a curvature radius of the first corner (64) of the top portion (50ut) is larger than a curvature radius of the second corner (66) of the top portion (50ut). The first and second corners (64, 66) are arranged on opposite sides of the top upper ridge line (54TR), the second corner (66) is arranged closer to the second porthole (12) than the first corner (64), and the first and third corners are arranged on the same side of the top upper ridge line.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/04 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
F28F 3/08 - Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
68.
A CENTRIFUGAL SEPARATOR AND A METHOD OF OPERATING A CENTRIFUGAL SEPARATOR
The present invention provides a centrifugal separator (1) for separating a liquid heavy phase and a liquid light phase from a liquid feed mixture, comprising a frame (2), a drive member (3) and a rotating part (4), wherein the drive member (3) is configured to rotate the rotating part (4) in relation to the frame (2) around an axis of rotation (X), and wherein the rotating part (4) comprises a centrifuge rotor (5) enclosing a separation space (9a) and a sludge space (9b). The separation space (9) comprises a stack (10) of separation discs (10a) arranged coaxially around the axis of rotation (X) and wherein said sludge space (9b) is arranged radially outside said stack (10) of separation discs (10a). The centrifugal separator (1) further comprises an inlet (14) for receiving the liquid feed mixture into the centrifuge rotor (5), a first outlet (6) for the liquid heavy phase and a second outlet (7) for the liquid light phase. Moreover, the centrifugal separator (1) further comprises a conduit system (30) for recirculating separated liquid heavy phase discharged from the first outlet to the sludge space (9b) within the centrifuge rotor (5) of the centrifugal separator without mixing the recirculated separated liquid heavy phase with the liquid feed mixture. The centrifugal separator further comprises sludge outlets, other than the first and second outlets, for discharge of sludge separated from said liquid feed mixture. The present invention also provides a method for separating a liquid heavy phase and a liquid light phase from a liquid feed mixture.
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 1/14 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
A retractable cleaning apparatus (100) for spray cleaning of pipes (202) or vessels (204) is disclosed. The retractable cleaning apparatus (100) comprises a rotatable spray head (102) configured to spray the interior (206) of the pipes (202) or vessels (204) with a cleaning liquid (L). The rotatable spray head (102) is linearly movable between a retracted position (RP) and a cleaning position (CP) along a longitudinal axis (LA) of the rotatable spray head (102). The rotatable spray head (102) is rotatable about the longitudinal axis (LA) of the rotatable spray head (102) independent of a flow of the cleaning liquid (L). The rotatable spray head (102) is rotatable with an angular velocity that is independent of the flow of the cleaning liquid (L). The angular velocity may be within a range of 0.1 – 1.3 radians per second. A system (200) including a retractable cleaning apparatus (100) is also disclosed.
B05B 13/06 - Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups specially designed for treating the inside of hollow bodies
B05B 13/04 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during operation
B05B 15/72 - Arrangements for moving spray heads automatically to or from the working position using hydraulic or pneumatic means
B05B 1/20 - Perforated pipes or troughs, e.g. spray booms; Outlet elements therefor
B05B 3/14 - Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with intermittent operation
The present invention is related to a method of greasing a decanter centrifuge. Each bearing of the decanter centrifuge being located in a bearing housing and at least one bearing housing having a grease flow meter. The grease flow meter being connected to a control unit. The method comprising generating a greasing operation when the operating time of the decanter centrifuge is equal to or exceeds a specific time interval between greasing operations. The greasing operation includes generating a start signal in the control unit, measuring an amount of grease injected into the bearing housing by using the flow meter, and generating a stop signal in the control unit when the amount of grease injected into the bearing housing is equal to or exceeds a specific amount of grease to be injected at each greasing operation.
B04B 3/04 - Centrifuges with rotary bowls in which solid particles or bodies become separated by centrifugal force and simultaneously sifting or filtering discharging solid particles from the bowl by a conveying screw co-axial with the bowl axis and rotating relatively to the bowl
F16C 33/66 - Special parts or details in view of lubrication
F16N 29/02 - Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems for influencing the supply of lubricant
71.
GASKET ARRANGEMENT, HEAT TRANSFER PLATE, KIT AND ASSEMBLY
A gasket arrangement (3, 97), a heat transfer plate (2, 96), a kit and an assembly (1, 95) are provided. The gasket arrangement (3, 97) comprises a sealing part (9, 115) for sealing between two heat transfer plates (2, 96) of a plate heat exchanger, which heat transfer plates (2, 96) each comprises a number >1 of port holes (5-8, 99-110). The gasket arrangement further comprises an attachment part (22, 23, 50-52, 73-77, 122), which is arranged to attach the gasket arrangement (3, 97) to one of the heat transfer plates (2, 96). The sealing part (9, 115) comprises an annular outer sealing portion (14, 119), which is arranged to extend along at least a part of a respective outer edge (17, 121) of the heat transfer plates (2, 96) and enclose said portholes (5-8, 99-110) of the heat transfer plates (2, 96), and an annular inner sealing portion (15, 120), which is enclosed by the outer sealing portion (14, 119) and arranged to enclose at least one of the port holes (5-8, 99-110) of each of the heat transfer plates (2, 96). The gasket arrangement (3, 97) is characterized in that the attachment part (22, 23, 50-52, 73-77, 122) is enclosed by the outer sealing portion (14, 119) and arranged on an outside of the inner sealing portion (15, 120), and in that the attachment part (22, 23, 50-52, 73-77, 122) comprises a fastening attachment portion (38, 39, 65-67, 89-93, 129) arranged to be fastened to a first side (4, 98) of said one of the heat transfer plates (2, 96) by means of an adhesive means.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/08 - Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
The present invention provides a centrifugal separator configured to separate a heavy phase and a light phase from a liquid feed mixture. The separator is comprising a frame (2), a drive member (3) and a rotating part (4). The drive member (3) is configured to rotate the rotating part (4) in relation to the frame (2) around an axis of rotation (X), and the rotating part (4) comprises a centrifuge rotor (5) enclosing a separation chamber (9). Further, the separation chamber (9) comprises a stack (10) of separation discs (10a) arranged coaxially around the axis of rotation (X) and axially under a top disc (11) and the centrifugal separator (1) further comprises an inlet (14) for receiving the liquid feed mixture into the centrifuge rotor (5), a first outlet (6) for the heavy phase and a second outlet (7) for the light phase. The second outlet (7) is arranged in an outlet chamber (8) that is integrated in said top disc (11), said outlet chamber (8) being arranged such that its lowermost axial position (P1) is positioned axially below the uppermost axial position (P3) of the stack (10) of separation discs (10a).
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
The invention relates to a centrifugal separator opening tool (1) comprising: a first tool part (20) configured to be connected to a peripheral wall (16) of a centrifugal separator bowl (2) of a centrifugal separator (8); a second tool part (22) configured to be connected to a lock ring (10) of the centrifugal separator bowl (2); and at least one actuator (24) connected to the first and second tool parts (20, 22), configured to move the first and second tool parts (20, 22) towards or from each other in order to release the lock ring (10) and open the bowl (2). The tool (1) further comprising: a first coupling element (26), pivotable arranged in the first tool part (20); a second coupling element (28), pivotable arranged in the second tool part (22); wherein the actuator (24) is connected to the first tool part (20) via the first coupling element. The first tool part (20) comprises a first bracket (40), which is provided with first fastening elements (42) configured to be connected to openings in the peripheral wall (16) of the centrifugal separator bowl (2).
The present invention relates to a system and method of controlling a supply of feed water into a boiler (10). The boiler (10) comprising a feed water inlet (20) for supplying feed water into the boiler (10), a steam outlet (22) for taking steam from the boiler (10) and a liquid 5 level sensor (14) for measuring a liquid level in the boiler (10). The steam outlet (22) comprising a steam valve (26) defining a steam valve (26) opening degree, the method comprising measuring the liquid level in the boiler (10) using the liquid level sensor (14), determining a rate of change of the steam valve (26) opening degree and controlling the supply of feed water into the boiler (10) via the feed water inlet (20) based on the liquid level 10 in the boiler (10), a reference liquid level for the boiler (10) and the rate of change of the steam valve (26) opening degree.
The present disclosure relates to a heat exchanger plate module (200) comprising a pressed heat exchanger plate (201) and a flat plate (201'), and a heat exchanger (1) comprising a plurality of the modules (200). The plates in the module comprise a first longitudinal end portion (101) comprising at least one fluid port (110), a second longitudinal end portion (102) comprising at least one fluid port (120) and an intermediate heat exchange portion (103) arranged in between the first and second longitudinal end portions. The pressed heat exchanger plate (201) further comprises a pressed corrugated pattern (P) with alternating tops and bottoms in the thickness direction (d) of the plate. The pressed pattern (P) comprises in the first and/or second longitudinal end portions (101; 102), a first fluid channel pattern (FCP1) leading fluid flow into the at least one fluid port (110; 130) and/or a second fluid channel pattern (FCP2) bypassing the at least one fluid port (120; 140). In the intermediate heat exchange portion (103), a third fluid channel pattern (FCP3) is in fluid communication with the first fluid channel pattern (FCP1) and/or a second fluid channel pattern (FCP2) and comprises a plurality of longitudinally extending wave-shaped pressed lines (1030) configured to form discrete fluid channels (31) in the longitudinal direction (l) of the heat exchanger plate module (200), when the pressed heat exchanger plate (201) is attached to the flat plate (201'). A compact heat exchanger structure can be provided.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/04 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
F28F 3/08 - Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
The disclosure concerns a modular centrifugal separator system (1) configured for separating a liquid feed mixture into a heavy phase and light phase. The system comprises a base unit (4) and a set of a first and a second exchangeable separation inserts (6, 6'). The base unit (4) comprises a stationary frame (8) and a rotatable member (16). The rotatable member (16) delimits an inner space (26) configured for receiving at least one part of the first or second exchangeable separation insert (6, 6') therein. Each of the first and second exchangeable separation inserts (6, 6') comprises a rotor casing (82) forming a separation space (88) and separation discs (92) arranged in the separation space (88). The discs (92) of the first exchangeable separation insert have a first area equivalent and the discs (92) of the second exchangeable separation insert have a second area equivalent, which differs from the first area equivalent.
A marine boiler (2, 54, 56, 58, 60, 68, 74) for transferring heat from exhaust gas (EG1, EG2) to a medium in the form of boiler water for producing steam onboard a ship, and a method of operating such a marine boiler, are provided. The marine boiler (2, 54, 56, 58, 60, 68, 74) comprises a container (8, 78), an exhaust gas inlet (26, 98) for receiving exhaust gas (EG1) from a first exhaust gas source (4), a first exhaust gas outlet (28, 100) for discharging exhaust gas (EG1) from said first exhaust gas source (4), and means (16, 104) for conveying exhaust gas (EG1) from the first exhaust gas source (4) from said exhaust gas inlet (26, 98) to said first exhaust gas outlet (28, 100). The marine boiler (2, 54, 56, 58, 60, 68, 74) further comprises a medium inlet (38, 94) for receiving the medium, a steam space (S) inside said container (8, 78) for accommodating the medium after heating by means of the exhaust gas (EG1, EG2), a medium outlet (40, 96) for discharging the medium, and means (32, 92) for conveying the medium from said medium inlet (38, 94) to said medium outlet (40, 96). The marine boiler (2, 54, 56, 58, 60, 68, 74) is characterized in further comprising an electric heater (44) for heating said medium by means of electricity supplied from a power source (52), which power source (52) is separate from said first exhaust gas source (4), said steam space (S) being arranged to accommodate the medium after heating by means of the electric heater (44).
A method for monitoring operating condition of an apparatus (1) comprising a rotating equipment. The method comprises the following steps repeated at certain time intervals: recording vibration data by a vibration detecting unit (11) associated with the apparatus (1) at a certain sampling frequency, which vibration data is representative of a vibration acceleration of the rotating equipment; obtaining a frequency spectrum of the vibration data by converting the vibration data using Fourier transform operation to a representation in a frequency domain; and performing an analysis of a plurality of selected narrow individual predetermined frequency bands (61-65) of the obtained frequency spectrum for determining whether the apparatus (1) is running or not, and/or for triggering an alert when a maximal magnitude of the frequency spectrum within any of said frequency bands (61-65) exceeds a corresponding individual threshold value (21-30).
A wet surface air cooler (WSAC), including a tube bundle (9) having a process medium therein, a first inlet (5), a first nozzle assembly (7) positioned adjacent to the first inlet (5) for spraying water over the tube bundle (9) to cool the process medium, an outlet (29), a fill section (23) spaced from the tube bundle (9) and positioned directly below the outlet (29), a second inlet (21) provided in an outer wall of the WSAC and positioned below the fill section (23), the second inlet (21) being configured to provide air from outside the WSAC to the fill section (23), a fan assembly (27) for causing cause air to flow through the first inlet (5), then past the tube bundle (9), to be mixed with air flowing through the second inlet (21), and out the outlet (29), and a basin (10) extending an entire width of the WSAC for receiving water sprayed from the first nozzle assembly (7).
The invention relates to a method for operating a waste fuel oil separation system (1) the method being configured to be performed by a control device (100). The waste fuel oil separation system (1) comprising: a first centrifugal separator (6) for separating sludge and water from heavy fuel oil or light fuel oil; a waste fuel oil separator (16) connected to the first centrifugal separator (6) for recovering oil from the sludge separated by the first centrifugal separator (6); a first outlet (29) of the waste fuel oil separator (16) for the recovered oil; a first mass flow meter (22) connected to the first outlet (20) for measuring the flow rate and the density of the recovered oil flowing from the first outlet (20), and the control device (100), which is connected to the system (1). The method comprises: determining (s101) the density of the recovered oil by means of the first mass flow meter (22); and stopping (s102) the flow of the recovered oil from the first outlet (20) if the determined density of the recovered oil is above a predetermined density. The invention also relates to a waste fuel oil separation system.
A gasket arrangement (2) for a plate heat exchanger, a method of manufacturing such a gasket arrangement (2), and an assembly (5) comprising such a gasket arrangement (2) are provided. The gasket arrangement (2) comprises a gasket (6). The gasket (6) is arranged to be positioned between first and second aligned heat transfer plates (4, 8) of the plate heat exchanger with a lower side (28) of the gasket (6) abutting the first heat transfer plate (4) and an opposing upper side (30) of the gasket (6) abutting the second heat transfer plate (8). The gasket arrangement (2) further comprises a projection (34, 36a) projecting from an outside (40) of the gasket (6). The projection (34, 36a) comprises an outer part (44, 46) having a length extension and being arranged to extend outside the first and second heat transfer plates (4, 8), and a first connection part (48, 50), connecting the gasket (6) and the outer part (44, 46) of the projection (34, 36a). The gasket arrangement (2) is characterized in that it further comprises an RFID tag (60) which at least partly is embedded in at least said outer part (44, 46) of the projection (34, 36a).
The invention relates to a mechanical seal device (16) for a centrifugal separator (1), the mechanical seal device (16) comprising: a first seal ring (18) comprising a first seal surface (20); a second seal ring (22) comprising a second seal surface (24), wherein the first and second seal surfaces (20, 24) are configured to facing each other to form a seal (50); at least one channel (26) for a cooling fluid is arranged in the first seal ring (18), wherein the at least one channel (26) comprises an inlet (28) and an outlet (30). The outlet (30) of the at least one channel (26) is arranged at the first seal surface (20) of the first seal ring (18). The invention also relates to a centrifugal separator (1) comprising a mechanical seal device (16).
The present invention relates to a plate heat exchanger comprising a plate package and a manifold both made of metal. The plate package comprises a plurality of heat exchanger plates stacked between end plates. The heat exchanger plates being sealed to each other and form alternating first plate interspaces for a first medium and second plate interspaces for a second medium. The plate package defines at least two port channels communicating with the first plate interspaces. At least one of the end plates define connection ports communicating with a respective port channel. The manifold defines a port opening, a distant opening and a flow passage extending between the port opening and the distant opening. The manifold being fixedly attached to one of the end plates such that the port opening of the manifold covers one of the connection ports. The manifold being made by additive manufacturing, moulding or casting.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
Aspects of the present disclosure relate to dewatering apparatus, systems, methods, and associated components thereof. In one implementation, a dewatering system includes a gravity section, the gravity section includes a plurality of plows and an inlet. The plurality of plows are disposed horizontally between a first side of the dewatering system and a second side of the dewatering system. The dewatering system includes a pressure section disposed above the gravity section. The pressure section includes a plurality of pressure rollers and an outlet. The plurality of pressure rollers are disposed horizontally between the first side and the second side of the dewatering system. The dewatering system also includes a transition section disposed at least partially vertically between the gravity section and the pressure section and adjacent the second side.
C02F 11/123 - Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
B01D 25/12 - Filter presses, i.e. of the plate or plate and frame type
B30B 9/24 - Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using an endless pressing band
86.
A CENTRIFUGAL SEPARATOR, AND A METHOD OF OPERATING A CENTRIFUGAL SEPARATOR
A centrifugal separator and a method of operating the separator are disclosed. The separator comprises a centrifuge rotor (4) having a rotor wall (7) enclosing an inner space (8) containing a stack of separation disks (9). The rotor comprises an inlet (10) for a product, a first outlet (11) for a light phase of the product, and a second outlet (12) for a heavy phase of the product. The second outlet comprises a plurality of outlet channels (14) extending along an inner side of the rotor wall from an outer region (8a) towards an inner region (8b) of the inner space. Each outlet channel transports a flow of the heavy phase from the outer region. The separator comprises a plurality of temperature sensors (20) provided at a respective outlet channel. Each sensor senses a temperature in the proximity of the respective outlet channel and provides a signal representing the sensed temperature.
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 13/00 - Control arrangements specially designed for centrifuges; Programme control of centrifuges
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
A rotary positive displacement pump (1) for pumping a fluid product. The pump (1) having a front side (17) and a rear side (18) and comprises a main body (2) providing rotational support to a pair of parallel, axially extending, shafts (4, 5) with gears (6, 7) in constant mesh condition, such that the pair of shafts (4, 5) are arranged to rotate in opposite directions. The pump further comprises a rotor case body (15) connected to a front side (13) of the main body (2) and having a stationary interior pumping cavity defined by an axial rear wall (20), a circumferential side wall (21), and a removable front cover (26), a fluid product inlet opening (30), a fluid product outlet opening (31), and a pair of cylindrical rotor case hubs (36, 37) extending from the rear wall (20), wherein each cylindrical rotor case hub (36, 37) receives internally one of the pair of shafts (4, 5). The pump further comprises a pair of rotors (23, 24), each having at least one rotor wing (32) and a rotor drive element (33) that is mounted torque proof on a rotor seat (34) at an end region of one of the pair of shafts (4, 5), wherein each of the pair of rotor seats (34) has an axial abutment surface (42) facing in an axial direction (10) towards a front side (17) of the pump (1) and a mounting surface (43) facing radially outwards, wherein the pump (1) further comprises a pair of fasteners (38), each being engaged with a mating section (39) at the end region of one of the pair of shafts (4, 5), and each exerting an axial clamping force on one of the rotor drive elements (33) against the axial abutment surface (42) of one of the rotor seats (34), and wherein the axial abutment surface (42) of each rotor seat (34) is located axially outside, towards a front side (17), of the associated hub (36, 37).
F04C 2/12 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
F04C 18/16 - Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
88.
A CENTRIFUGAL SEPARATOR FOR SEPARATING A LIQUID MIXTURE
The present invention provides a separation system (120) for separating a liquid mixture comprising comprising a centrifugal separator (100), wherein the centrifugal separator (100) comprises a stationary frame (30), a rotatable assembly (101) and a drive unit (34) for rotating the rotatable assembly (101) relative the frame (30) around an axis of rotation (X). The separator further comprises a feed inlet (20) for receiving a liquid mixture to be separated, a first liquid outlet (21) for discharge of a separated liquid light phase and a second liquid outlet (22) for discharge of a liquid heavy phase having a density that is higher than said liquid light phase. The rotatable assembly (101) comprises a rotor casing (2) enclosing a separation space (17) in which a stack (19) of separation discs is arranged to rotate around a vertical axis (X) of rotation, wherein the separation space (17) is arranged for receiving liquid mixture from said feed inlet (20). The separation system (120) further comprises a container (60) arranged downstream of said first and/or second liquid outlet (21,22) for receiving discharged liquid phase, and a scale (61) for measuring the weight of discharged liquid phase contained in said container (60).
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
B04B 13/00 - Control arrangements specially designed for centrifuges; Programme control of centrifuges
A centrifugal separator is configured for processing a product by separating a relatively heavy component and a relatively light component therefrom. The centrifugal separator comprises a spindle (3) supported by a stationary frame (2). A drive unit (4) acts on a rotating member (5) mounted on the spindle to rotate the spindle. A centrifuge rotor (8) mounted to the spindle encloses a separation space (9). An upper bearing housing (20) is mounted to the stationary frame and supports bearings (22, 23) comprising an outer bearing ring (24) attached to the upper bearing housing and an inner bearing ring (25) attached to the spindle. The upper bearing housing is mounted to the stationary frame (2) via an elastic member (40) permitting the upper bearing housing and the spindle to move radially, and via an upper tilting member (41) permitting the spindle to tilt during operation of the centrifugal separator.
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
F16C 27/00 - Elastic or yielding bearings or bearing supports, for exclusively rotary movement
F16C 27/04 - Ball or roller bearings, e.g. with resilient rolling bodies
F16C 27/08 - Elastic or yielding bearings or bearing supports, for exclusively rotary movement primarily for axial load, e.g. for vertically-arranged shafts
F16C 39/02 - Relieving load on bearings using mechanical means
A boiler and a method of operating a boiler are provided. The boiler (2, 56, 58, 62, 70, 112) comprises an exhaust gas inlet (26, 94, 130) for receiving exhaust gas (EG1), a first exhaust gas outlet (28, 96, 132) for discharging exhaust gas (EG1) and means (16, 18, 76, 114) for conveying exhaust gas (EG1) from said exhaust gas inlet (26, 94, 130) to said first exhaust gas outlet (28, 96, 132). The boiler further comprises a medium inlet (38, 90, 126) for receiving a medium, a medium outlet (40, 92, 128) for discharging the medium, and means (12, 82, 122) for conveying the medium from said medium inlet (38, 90, 126) to said medium outlet (40, 92, 128). The boiler is characterized in further comprising a bypass pipe (20, 88, 124) for conveying exhaust gas (EG1) from said exhaust gas inlet (26, 94, 130) to said first exhaust gas outlet (28, 96, 132), which bypass pipe (20, 88, 124) is enclosed by a circumferential wall (42, 98, 116) of the boiler (2, 56, 58, 62, 70, 112). A bypass regulator (44, 100, 134) is arranged to block or unblock the bypass pipe (20, 88, 124) to regulate an exhaust gas flow through the bypass pipe (20, 88, 124). A first pressure sensor (52, 108, 142) is arranged to measure a first exhaust gas pressure upstream the bypass pipe (20, 88, 124). A control unit (50, 106, 140) communicating with the first pressure sensor (52, 108, 142) and the bypass regulator (44, 100, 134) is arranged to control the bypass regulator (44, 100, 134) in dependence on said first pressure.
F01N 3/02 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
F01N 5/02 - Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
F01N 13/00 - Exhaust or silencing apparatus characterised by constructional features
F01K 3/20 - Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters with heating by combustion gases of main boiler
The present invention provides a bearing member (65) for supporting a rotatable axle, comprising a bearing housing (20); at least one bearing (32) inserted into the bearing housing (20); wherein the bearing (32) is configured to receive a rotatable shaft (72) extending through the bearing; and a tilting member (41) arranged around the bearing housing (20). The tilting member (41) comprises a pack of annular discs (44) forming a through hole (62) for receiving the bearing housing (20); wherein each of the annular discs (44) comprises a plurality of apertures extending through each of the discs and wherein the tilting member (41) further comprises a sleeve element (47) provided in each of the apertures for holding the annular discs (44) together as a stack and for receiving a fastening means for attaching the tilting member (41) to said bearing housing (20) or said stationary machine element (71). The bearing member (65) further comprises at least one fastening element (64) extending through a sleeve (47) of the tilting member (41) and attaching the tilting member (41) to the bearing housing (20).
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
F16C 39/02 - Relieving load on bearings using mechanical means
F16C 27/00 - Elastic or yielding bearings or bearing supports, for exclusively rotary movement
F16C 27/04 - Ball or roller bearings, e.g. with resilient rolling bodies
F16C 27/08 - Elastic or yielding bearings or bearing supports, for exclusively rotary movement primarily for axial load, e.g. for vertically-arranged shafts
92.
METHOD FOR DETERMINING IF AIR IS TRAPPED WITHIN A CENTRIFUGAL SEPARATOR
The present invention provides a method for determining if air is trapped within a centrifugal separator (100). The separator comprises a stationary frame (30), a rotatable assembly (101) and a drive unit (34) for rotating the rotatable assembly (101) relative the frame (30) around an axis of rotation (X); and further a feed inlet (20) for supply of a liquid mixture to be separated, a first liquid outlet (21) for discharge of a separated liquid phase and a second liquid outlet (22) for discharge of a heavy phase having a density that is higher than said liquid phase; wherein the rotatable assembly (101) comprises a rotor casing (2) enclosing a separation space (17) in which a stack (19) of separation discs is arranged to rotate around a vertical axis (X) of rotation. The method comprises the steps of a) closing one of the first (21) and second (22) liquid outlets and restricting the flow from the other outlet; b) supplying feed to the feed inlet (20) and measuring the flow to the feed inlet (20) and the flow from the restricted outlet (21,22); c) comparing the flow as a function of time between feed inlet (20) and the restricted outlet (21,22); and d) determining that air is trapped within the centrifugal separator (100) if the measured flow as a function of time flow deviates between feed inlet (20) and the restricted outlet (21,22).
B04B 15/08 - Other accessories for centrifuges for ventilating or producing a vacuum in the centrifuge
B04B 13/00 - Control arrangements specially designed for centrifuges; Programme control of centrifuges
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
93.
CENTRIFUGAL SEPARATOR FOR SEPARATING A LIQUID MIXTURE
The present invention provides a centrifugal separator (100) for separation of a liquid mixture. The separator comprises a stationary frame (30), a rotatable assembly (101) and a drive unit (34) for rotating the rotatable assembly (101) relative the frame (30) around an axis of rotation (X), wherein the rotatable assembly (101) comprises a rotor casing (2) enclosing a separation space (17) in which a stack (19) of separation discs is arranged to rotate around a vertical axis (X) of rotation. The rotor casing (2) further comprises a mechanically hermetically sealed inlet (20) for supply of said liquid mixture to said separation space (17); a first liquid outlet (21) that is mechanically hermetically sealed and arranged for discharge of a separated liquid phase and a second liquid outlet (22) that is mechanically hermetically sealed and arranged for discharge of a separated heavy phase; said heavy phase having a density that is higher than said liquid phase. The separator (100) further comprises at least one positive displacement pump (50) arranged downstream of said second liquid outlet (22) for transporting the separated heavy phase from said separation space (17) and at least one positive displacement pump (60) arranged downstream of said first liquid outlet (21) for transporting the separated liquid phase from said separation space (17).
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 11/02 - Continuous feeding or discharging; Control arrangements therefor
94.
A HEAT EXCHANGER PLATE, AND A PLATE HEAT EXCHANGER
A plate heat exchanger comprises heat exchanger plates (2) each comprising a heat exchanger area (6) extending in parallel with an extension plane (p) and comprising a corrugation (7) extending from a primary level (p') on one side of the extension plane to a secondary level (p'') on an opposite side of the extension plane. Four porthole areas (11', 11'') enclose a respective porthole (12) and comprise two first porthole areas (11') comprising a respective annular base area (14) around the porthole at the secondary level. Each first porthole area comprises a first annular ridge (21) around the porthole and projecting from the annular base area to the primary level, and a second annular ridge (22) around and at a distance from the first annular ridge and projecting from the annular base area to the primary level. The first and second annular ridges are through-broken by a number of depressions (25).
F28F 3/04 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
A gasket (5) and an assembly (1) for a plate heat exchanger are provided. The gasket (5) comprises an elongate body (47) and a first number ≥2 of elongate projections (53, 55) projecting from an upper side (49) of the body (47) and extending along a longitudinal extension (L) of the gasket (5). An inside (46) of an annual part (45) of the gasket (5) is arranged to define a fluid flow channel between first and second heat transfer plates (2, 3) of the plate heat exchanger. A first projection (53) of the projections (53, 55) and a second projection (55) of the projections (53, 55) extend along each other along at least a first portion (5a) and a second portion (5b) of the annular part (45) of the gasket (5). The first projection (53) is arranged closer to the inside (46) of the annual part (45) of the gasket (5) than the second projection (55). The gasket (5) is characterized in that the first projection (53) has a constant height, and the second projection (55) comprises recesses (57a), each giving the second projection (55) a locally reduced height, along said first and second portions (5a, 5b) of the annular part (45) of the gasket (5). The second projection (55) comprises full height projection parts (59a) separated by the recesses (57a).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
96.
SHAFT SUPPORT FOR SUPPORTING AN AGITATOR SHAFT AND AN AGITATOR
The disclosure relates to a shaft support (1) for supporting a lower portion of a rotatable shaft (2) of an agitator (3) configured to be installed in a tank, the shaft support (1) comprising a support ring (5) with an inwardly facing bearing surface (6) configured to form a slide bearing journaling a lower portion of the rotatable shaft (2), wherein the bearing surface (10) has a non-circular shape in a plane (P) having a normal parallel to the shaft axis (L).
A heat transfer plate (8) for a plate heat exchanger (2) is provided. It comprises a heat transfer area (22) provided with a heat transfer pattern. The heat transfer pattern comprises elongate alternately arranged heat transfer ridges and heat transfer valleys (36, 38), a respective top portion (40) of the heat transfer ridges (36) extending in a top plane (T) and a respective bottom portion (42) of the heat transfer valleys (38) extending in a bottom plane (B). The heat transfer ridges (36) comprise ridge contact areas (52, 62) within which the heat transfer ridges (36) are arranged to abut an adjacent first heat transfer plate (48) in the plate heat exchanger (2), and the heat transfer valleys (38) comprise valley contact areas (54, 64) within which the heat transfer valleys (38) are arranged to abut an adjacent second heat transfer plate (50) in the plate heat exchanger (2). Within at least half of the heat transfer area (22), the top portions (40) of the heat transfer ridges (36) have a first width w1, and the bottom portions (42) of the heat transfer valleys (38) have a second width w2, w1≠w2. The heat transfer plate (8) is characterized in that the top portion (40) of a number of first heat transfer ridges (36a, 36b) of the heat transfer ridges (36), within a respective first ridge contact area (52a, 62b) of the ridge contact areas (52, 62), has a third width w3, wherein, if w1>w2 then w3w1.
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
F28F 3/04 - Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
F28F 3/08 - Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
A gasket (5) and an assembly (1) for a plate heat exchanger are provided. The gasket (5) comprises an elongate body (45) and a first number ≥1 of elongate projections (47, 49, 51) projecting from an upper side (53) of the body (45) and extending along a longitudinal extension (L) of the gasket (5). Each of the projections (47, 49, 51) is defined by a top (57) and two opposing flanks (59, 61) extending from the top (57) to the body (45) of the gasket (5). The gasket is characterized in that, with reference to a cross section through, and perpendicular to the longitudinal extension (L) of, the gasket (5), for each of a second number ≥1 of unsymmetrical projections (47, 51) of said projections (47, 49, 51), a first area (a1) defined by an outer flank (59, 61) of said flanks (59, 61), the upper side (53) of the body (45) and a normal (n) of the upper side (53) of the body (45) extending through the top (57) of the unsymmetrical projection (47, 51), is smaller than a second area (a2) defined by an inner flank (59, 61) of said flanks (59, 61), the upper side (53) of the body (45) and said normal (n) of the upper side (53) of the body (45) extending through the top (57) of the unsymmetrical projection (47, 51). This normal is displaced from a center normal (nc) of the upper side (53) of the body (45) aligned with a longitudinal center axis (C) of the gasket body (45). Further, the body (45) forms a ledge (67) on a respective outside of the outer flanks (59, 61).
F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
99.
METHOD FOR MOUNTING A STACK OF SEPARATING DISCS IN A CENTRIFUGAL SEPARATOR BOWL AND A TOOL
Method for mounting a stack (13) of separating discs in a centrifugal separator bowl (18) comprising a bowl body (5) and a bowl hood (6), the method comprising steps of: a) mounting and securing said stack (13) of separating discs on a distributor (19); b) placing and rotatably fixing said distributor (19) in said bowl body (5); c) mounting said bowl hood (6) on said bowl body (5); d) arranging a compression tool (201) for compressing said stack (13) of separating discs, said compression tool (201) comprising a support (202') having a centre axis X, a screw (207) arranged coaxially with said centre axis X in said support (202'), and a nut (215) threaded onto a first threaded end (208) of said screw (207) and adapted to be resting against a first end (203) of said support (202'), with a second end (205) of said support (202') resting axially on said bowl hood 6 or a neck ring (27) attached to said bowl hood 6 and said screw (207) extending into a central through-hole (8) in said bowl hood (6); e) fastening said screw (207) with a second threaded end (209) in a first (threading 214) of said distributor (19); f) tightening said nut (215), in relation to said first threaded end (208) of said screw (207) in such a manner that said distributor (19) is lifted to an upper position; g) fixing said distributor (19) in its upper position; h) dismounting said compression tool (201). A compression tool for performing the method comprises a support, a screw and a nut in accordance to above. A centrifugal separator kit comprises a centrifugal separator and said compression tool.
B04B 1/08 - Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
B04B 7/14 - Inserts, e.g. armouring plates for separating walls of conical shape
Aspects of the present disclosure relate to dewatering methods, systems, apparatus, and associated components thereof. In one implementation, a plow for a sludge dewatering system includes a blade. The blade includes a leading edge, and a first wing swept downward in a vertical direction and outward in a first horizontal direction relative to the leading edge. The blade also includes a second wing swept downward in the vertical direction and outward in a second horizontal direction relative to the leading edge. The second horizontal direction is opposite of the first horizontal direction.
B65G 15/00 - Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
C05F 17/921 - Devices in which the material is conveyed essentially horizontally between inlet and discharge means
F26B 9/08 - Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers including agitating devices
F26B 25/04 - Agitating, stirring, or scraping devices
C02F 11/123 - Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters