Some embodiments of the present disclosure provide a power system and a fracturing device. The power system includes an oil tank, a reduction gearbox and a hydraulic system. The reduction gearbox is provided with a lubricating system, and the lubricating system is communicated with the oil tank. The hydraulic system includes a hydraulic actuating member, and the hydraulic actuating member is communicated with the oil tank.
F15B 7/00 - Fluid-pressure actuator systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
E21B 43/26 - Methods for stimulating production by forming crevices or fractures
F15B 7/06 - Fluid-pressure actuator systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors - Details
2.
TURBINE ENGINE GAS-INLET COOLING SYSTEM AND TURBINE ENGINE APPARATUS
A turbine engine gas-inlet cooling system and a turbine engine apparatus are provided. The turbine engine has a gas-inlet end and a gas-outlet end, and the turbine engine gas-inlet cooling system includes a gas-inlet cooling device, the gas-inlet cooling device includes a gas-input end and a gas-output end, and is configured to cool working gas input from the gas-input end, and the gas-output end is connected with the gas-inlet end of the turbine engine.
An electric drive fracturing system, which includes a main power generation device, a first auxiliary power generation device, a switch device, and an electric drive fracturing device; the electric drive fracturing device includes a fracturing motor and a fracturing auxiliary device; a rated generation power of the main power generation device is greater than that of the first auxiliary power generation device, a rated output voltage of the main power generation device is greater than that of the first auxiliary power generation device, the input end of the high- voltage switch group is connected to the main power generation device, the output end of the high-voltage switch group is connected to the fracturing motor, the input end of the low-voltage switch group is connected to the first auxiliary power generation device, and the output end of the low-voltage switch group is connected to the fracturing auxiliary device.
A multi-winding-motor driving system of the invention comprises a motor and a power unit. The motor has multi-branch windings independent from each other. The power unit includes a rectifying unit and a plurality of inverting units, wherein the number of the plurality of inverting units corresponds to that of the multi-branch windings of the motor one by one, and each of the inverting units supplies power to corresponding one branch of the multi-branch windings of the motor. A pumping system of the invention comprises the multi-winding-motor driving system and at least one plunger pump. The plunger pump is integrally installed together with the multi-winding-motor driving system, and the plunger pump is driven by the motor. A transmission input shaft of the plunger pump and a transmission output shaft of the motor are directly mechanically connected or indirectly mechanically connected through a clutch or a coupler. A fracturing device or a wellsite equipment of the invention comprises the pumping system, a feeding manifold arranged on one side of the plunger pump, and a discharging manifold arranged on one end or two ends of the plunger pump.
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
E21B 33/13 - Methods or devices for cementing, for plugging holes, crevices, or the like
E21B 43/26 - Methods for stimulating production by forming crevices or fractures
F04B 17/03 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
H02K 3/00 - DYNAMO-ELECTRIC MACHINES - Details of windings
H02M 5/42 - Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
5.
TURBINE FRACTURING APPARATUS AND TURBINE FRACTURING WELL SITE
Provided are a turbine fracturing apparatus and a turbine fracturing well site. The turbine fracturing apparatus includes: a turbine engine, configured to provide power; a deceleration device, having an input end and a plurality of output ends, the input end being connected with the turbine engine; a plurality of plunger pumps, connected with the plurality of output ends, respectively, each of the plurality of plunger pumps being configured to suck low-pressure fluid and discharge high-pressure fluid; and an auxiliary power unit, configured to provide auxiliary power to at least one selected from the group consisting of the turbine engine, the deceleration device, and each of the plurality of plunger pumps; the auxiliary power unit, the turbine engine, and the deceleration device are sequentially arranged. The turbine fracturing apparatus can increase the utilization rate of unit operating area of the well site.
A combustion-gas supply system and a combustion-gas supply method thereof, a device equipped with a turbine engine, and a fracturing system are provided. The combustion-gas supply system includes a main pipeline and a multi-functional pipeline; the main pipeline includes a first sub-pipeline and a second sub-pipeline; the first sub- pipeline includes a first gas intake pipe, a first gas supply valve and a first gas outlet pipe arranged in sequence; the second sub-pipeline includes a combustion-gas supply valve and a gas supply pipe, the first gas outlet pipe is connected with the combustion-gas supply valve, the gas supply pipe is configured to be connected with a turbine engine, the multi-functional pipeline includes a second gas intake pipe, a second gas supply valve and a second gas outlet pipe arranged in sequence, and the second gas outlet pipe is in communication with the first gas outlet pipe.
A combustion-gas supply system and a combustion-gas supply method thereof, a device equipped with a turbine engine, and a fracturing system are provided. The combustion-gas supply system includes a main pipeline and a multi-functional pipeline; the main pipeline includes a first sub-pipeline and a second sub-pipeline; the first sub- pipeline includes a first gas intake pipe, a first gas supply valve and a first gas outlet pipe arranged in sequence; the second sub-pipeline includes a combustion-gas supply valve and a gas supply pipe, the first gas outlet pipe is connected with the combustion-gas supply valve, the gas supply pipe is configured to be connected with a turbine engine, the multi-functional pipeline includes a second gas intake pipe, a second gas supply valve and a second gas outlet pipe arranged in sequence, and the second gas outlet pipe is in communication with the first gas outlet pipe.
8.
A FRACTURING DEVICE DRIVEN BY A VARIABLE-FREQUENCY ADJUSTABLE-SPEED INTEGRATED MACHINE AND A WELL SITE LAYOUT
The invention provides a fracturing device driven by a variable- frequency adjustable-speed integrated machine (VFASIM), including the VFASIM and a plunger pump. The VFASIM includes a driving device for providing a driving force and an inverting device integrally installed on the driving device. The inverting device supplies power to the driving device. The plunger pump is integrally installed together with the VFASIM, the plunger pump is mechanically connected to the driving device of the VFASIM and driven by the driving device. According to the invention, it is possible to achieve a overall layout with a high degree of integration. The invention also provides a well site layout including a plurality of fracturing devices described above.
F04B 49/20 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups by changing the driving speed
An electrically driven fracturing system is provided. The electrically driven fracturing system includes: one or more frequency converter apparatuses; and a plurality of electrically driven fracturing apparatuses configured to pressurize and output fluid. One of the one or more frequency converter apparatuses is connected with multiple ones of the plurality of electrically driven fracturing apparatuses, respectively, and the frequency converter apparatus is configured to adjust pressure and flow rate of fluid output by the multiple electrically driven fracturing apparatuses. By connecting one frequency converter apparatus with a plurality of electrically driven fracturing apparatuses, respectively, the number of the frequency converter apparatus can be reduced. On one hand, the area occupied in the well site can be reduced, and on the other hand, the transportation efficiency of the apparatuses can be improved.
A valve seat, a plug valve and a fracturing manifold. The valve seat (101) comprises an annular sealing valve seat (130) and an annular mounting valve seat (140), wherein the sealing valve seat comprises a sealing valve seat inner hole (135), and the mounting valve seat comprises a mounting valve seat inner hole (146). The sealing valve seat is embedded in the mounting valve seat, and the sealing valve seat inner hole and the mounting valve seat inner hole are in communication with each other. An outer surface of the sealing valve seat abuts against an inner surface of the mounting valve seat in an axial direction and a radial direction of the sealing valve seat inner hole or the mounting valve seat inner hole.
F16K 5/04 - Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
F16K 5/08 - Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary - Details
F16K 5/20 - Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
11.
VARIABLE-SPEED INTEGRATED MACHINE AND WELLSITE APPARATUS
A variable-speed integrated machine and a wellsite apparatus are disclosed. The variable-speed integrated machine includes: a driving device (1) which includes an electric motor (10) and a housing (12); an inversion device (3) which is disposed on the housing (12) and electrically connected with the electric motor (10); an inversion heat dissipating device (4) which is disposed at one side of the inversion device (3) away from the housing (12) and configured to perform heat dissipation on the inversion device (3) in a liquid-cooling heat dissipating way; and a driving heat dissipating device (2), at least one portion of the driving heat dissipating device (2) being disposed on the housing (12) and configured to perform heat dissipation on the driving device (1) in at least one selected from the group of a liquid-cooling heat dissipating way and an air-cooling heat dissipating way, the inversion device (3) and at least one portion of the driving heat dissipating device (2) are disposed on a same side of the housing (12).
A heavy oil lifting device and a heavy oil lifting method are provided. The device includes: a plurality of liquid injection pumps each including a liquid inlet and a liquid outlet and configured to suck in liquid and discharge the liquid after pressurization; a control valve, including a first end and a second end, the liquid outlets are connected with the first end; a power liquid transmission pipe, connected with the second end so as to transmit the liquid after pressurization; an operation pump, connected with the power liquid transmission pipe, and the liquid after pressurization is used as power liquid to drive the operation pump to reciprocate; the control valve is configured to be in switchable communication with one of the liquid injection pumps so that the power liquid transmission pipe is in switchable communication with one of the liquid injection pumps.
F04B 49/22 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups by means of valves
13.
TURBINE FRACTURING SYSTEM, CONTROLLING METHOD THEREOF, CONTROLLING APPARATUS AND STORAGE MEDIUM
A turbine fracturing system and a controlling method thereof, a controlling apparatus and a storage medium are provided. The turbine fracturing system (1) includes: N turbine fracturing apparatuses (A), wherein each of the N turbine fracturing apparatuses (A) comprises a turbine engine (100), and N is an integer greater than or equal to 2; a fuel gas supply apparatus (10) connected to the N turbine engines (100), wherein the fuel gas supply apparatus (10) is configured to supply fuel gas and distribute the fuel gas to the N turbine engines (100) as gaseous fuel; and a fuel liquid supply apparatus (20) connected to at least one of the N turbine engines (100) and configured to supply liquid fuel to at least one of the N turbine fracturing apparatuses (A) in a case that at least one of a flow rate and a pressure of the fuel gas decreases. By using the turbine fracturing system (1), an automatic operation can be realized, and the problem of shutting down the entire trailer group caused by untimely switching can be avoided.
The disclosure provides a fuel cell-based control method, a control device and a well- site stimulation method are provided. The control device includes: selecting at least one from a plurality of first fuel cells (101) to form a fuel cell stack (11a), and distributing gas for the fuel cell stack (11a). Each first fuel cell (101) forming the fuel cell stack (11a) is a second fuel cell (105), and distributing gas for the fuel cell stack (11a) includes: distributing gas with a first gas usage amount to the fuel cell stack (11a); and distributing the gas with the first gas usage amount according to a cell gas distribution ratio so as to provide gas with a corresponding second gas usage amount to each second fuel cell (105) respectively. This control method can achieve higher efficiency, lower emissions and quieter operation. It can also select a certain number of fuel cells to be activated from the fuel cells to be selected according to requirements, and distribute the corresponding amount of fuel gas to the activated fuel cells in proportion, so as to achieve the effect of outputting stable voltage and target power by controlling the number of the selected fuel cells and the amount of gas distribution.
A fracturing control apparatus comprises a fracturing fluid conveying pipeline configured to transport a fracturing fluid toward a first position of the pipeline, to receive a chemical agent from a delivery pump at the first position, and to transport a mix of the chemical agent and the fracturing fluid to a fracturing pump from the first position to a fracturing pump. A control method is also provided for application to the fracturing control apparatus.
A fracturing apparatus includes a plunger pump, prime mover, clutch, and clutch hydraulic system. The plunger pump includes a power end and liquid end. The prime mover includes a power output shaft. The clutch includes a first connection portion, second connection portion and clutch portion therebetween. The power end of the plunger pump includes a power input shaft connected with the first connection portion. The second connection portion is connected with the power output shaft of die prime mover. The clutch hydraulic system is configured to provide hydraulic oil to the clutch, and includes a first pressure sensor configured to detect the hydraulic pressure in the clutch hydraulic system. When the hydraulic pressure of the clutch hydraulic system is lower than a first pressure threshold, the clutch is controlled to disengage. A method of controlling the fracturing apparatus and a fracturing system comprising the fracturing apparatus are also provided.
The present application relates to a fracturing system, a control system of the fracturing system and a method for controlling the fracturing system in wellsite operation, wherein, the control system comprises: a fracturing control device configured to acquire a target fracturing pressure of a fracturing unit, perform closed-loop control on the fracturing unit by taking the target fracturing pressure as a control target, and set a target sand blending pressure for the sand blending unit; a sand blending control device configured to perform closed-loop control on the sand blending unit by taking the target sand blending pressure as a control target.
A method for controlling an electric fracturing apparatus including a plunger pump and first and second motors includes: acquiring a preset displacement of the plunger pump; acquiring a rotation speed of the first motor and a discharge pressure of die plunger pump; determining a real-time displacement of the plunger pump based on the rotation speed of the first motor and the discharge pressure of the plunger pump and adjusting die real-time displacement; and upon the real-time displacement reaching die preset displacement, allowing the first motor to be kept in a stable operation state. In an embodiment, in response to start of the first motor, the second motor may be allowed to be automatically started and thereafter automatically controlled to run in a stable state. A corresponding control device is also provided
E21B 43/26 - Methods for stimulating production by forming crevices or fractures
F04B 49/02 - Stopping, starting, unloading or idling control
F04B 49/20 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups by changing the driving speed
A full-electric drive cementing control system, comprising: a water supply system for supplying clear water; an ash supply system for supplying dry ash; a slurry mixing system for performing a slurry mixing operation to form slurry; a plunger pump for pumping the slurry to a cementing operation object; and a control assembly for controlling, in response to a received cementing operation instruction, a pipeline between an outlet of the water supply system and an inlet of the slurry mixing system to communicate with a pipeline between an outlet of the ash supply system and the inlet of the slurry mixing system, controlling, according to a preset slurry mixing parameter, the slurry mixing system to mix the water and dry ash to form the slurry required for a cementing operation, and controlling, according to a preset perfusion parameter, a driving motor to drive the plunger pump to work, wherein the cementing operation instruction carries the preset slurry mixing parameter and the preset perfusion parameter.
A plunger pump base and a plunger pump device. The plunger pump base includes a support assembly and an extension assembly. The support assembly includes a top plate, a bottom plate and a support frame, the top plate and the bottom plate are oppositely arranged at an interval, and the support frame is respectively fixed with the top plate and the bottom plate. The extension assembly includes an extension block, a first telescopic mechanism and a second telescopic mechanism. One end of the first telescopic mechanism is rotatably connected to the extension block, the other end of the first telescopic mechanism is rotatably connected to the top plate. One end of the second telescopic mechanism is rotatably connected to the extension block, and the other end of the second telescopic mechanism is rotatably connected to the bottom plate.
An oil-gas treatment system (10), an oil-gas treatment method, and a mechanical device. The oil-gas treatment system (10) comprises an oil-gas separation apparatus and a first oil-gas delivery apparatus (2). The oil-gas separation apparatus is configured to perform oil-gas separation treatment on the oil gas generated by an oil-gas generation apparatus, and the oil-gas separation apparatus comprises a lubricating oil tank (1) for accommodating lubricating oil; the first oil-gas delivery apparatus (2) is in communication with the lubricating oil tank (1), and is configured to deliver at least part of the oil gas into the lubricating oil tank (1); and the lubricating oil tank (1) is configured to separate the oil gas delivered into the lubricating oil tank (1), and the separated oil product remains in the lubricating oil tank (1). The oil-gas treatment system provided in the embodiments of the present disclosure uses a lubricating oil tank to perform oil-gas separation on the oil gas generated by the oil-gas generation apparatus, being easy to operate, without having to provide an oil-gas separation apparatus in addition, simplifying the structure of the oil-gas treatment system, and reducing costs.
A system for monitoring abnormities in a monitored area of wellsite equipment comprises a dynamic capturing module comprising video acquisition and dynamic analysis unit, wherein the video acquisition unit acquires video signals in the monitored area, and the motion analysis unit analyzes and determines whether there is abnormal dynamic activity in the monitored area based on acquired video signals; a temperature detection module comprising temperature acquisition and temperature analysis units, wherein the temperature acquisition unit acquires temperature distribution in the monitored area, and the temperature analysis unit analyzes and obtains temperature information in the monitored area based on acquired temperature distribution, and determines whether there is temperature anomaly in the monitored area based on the temperature information; and an information processing module configured to determine a type of a fault in the monitored area based on one or both of the abnormal dynamic activity and the temperature anomaly.
A fracturing device (5) includes a muffling compai __________________ anent (11), a turbine engine (12), an air intake unit (13) and a cleaner (14). The air intake unit (13) is communicated with the turbine engine (12) through an intake pipe (131) and configured to provide a combustion-supporting gas to the turbine engine (12); the cleaner (14) is configured to clean the turbine engine (12); the air intake unit (13) is at a top of the muffling compartment (11) and the muffling compai _____________________________________________ ttnent (11) has an accommodation space (110), the turbine engine (12) and the cleaner (14) are within the accommodation space (110), and the cleaner (14) is at a side of the turbine engine (12) away from the air intake unit (13). The fracturing device (5) has advantages such as small volume, high power and environmental protection.
An operation method of a turbine fracturing device and a turbine fracturing device are provided. The turbine fracturing device includes a turbine engine, a speed reducer, a brake mechanism, and a fracturing pump, the method includes: driving, by the turbine engine, the fracturing pump to perform a fracturing operation through the speed reducer so as to keep the fracturing pump in an operating state, the fracturing pump being configured to suck fluid of a first pressure and discharge fluid of a second pressure, the second pressure being greater than the first pressure; and in response to an idling instruction, the turbine engine entering an idling state and triggering a brake operation so as to keep the fracturing pump in a non-operating state.
F04B 49/00 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups
E21B 43/26 - Methods for stimulating production by forming crevices or fractures
F01D 15/08 - Adaptations for driving, or combinations with, pumps
F04B 17/00 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors
The present disclosure provides a fracturing equipment. The fracturing equipment includes: a plunger pump, a main motor and a noise reduction device. The plunger pump is used for pressurizing liquid. The main motor is connected to the plunger pump by transmission for providing driving force to the plunger pump. The noise reduction device is constructed as a cabin structure and covers outside the main motor and isolates the main motor from the plunger pump. With the fracturing equipment according to the present disclosure, the fracturing equipment is driven by the main motor with relatively low noise during operation. The noise reduction device isolates the main motor from the outside, which can effectively reduce the noise intensity transmitted to the outside during operation, thereby achieve the effect of noise reduction. In addition, the plunger pump is isolated from the main motor by the noise reduction device, thus realizing isolation of high-pressure dangerous areas and ensuring safe operation.
A fracturing apparatus and a fracturing system are provided. The fracturing apparatus includes: a plunger pump configured to pressurize a fracturing fluid to form a high-pressure fracturing fluid; a turbine engine coupled to the plunger pump and configured to provide a driving force to the plunger pump; an auxiliary unit including a driving electric motor, the auxiliary unit being configured to provide the fracturing apparatus with at least one selected from the group consisting of start-up assist function, lubrication function, cooling function, and air supply function; and a power supply electrically coupled to the driving electric motor of the auxiliary unit to provide driving power. The turbine engine is used as the main power source for fracturing operation and the power supply is used to provide power to the auxiliary unit in an electrically driven manner. This can make the overall layout of the fracturing apparatus more compact and can realize the maximum utilization of efficiency.
The present disclosure provides a rain shield assembly, a pipe assembly and a turbine fracturing unit. The rain shield assembly comprises at least two sets of cover plate assemblies, wherein each set of cover plate assembly comprises a cover plate, a transmission mechanism and a locking device. When the cover plate(s) is(are) at a closed position, the opening is covered; when the cover plate of each set of cover plate assembly is at an open position, an additional pipe structure which is open at both ends and extends along an extension direction of the pipe is formed by which. According to the present disclosure, the cover plate(s) of the rain shield assembly, when opened, will jointly form an additional pipe structure connected to the open end of the pipe to guide the exhaust gas of the pipe to a further space. Such an arrangement may reduce noise on the one hand, and prevent backflow of the exhaust gas on the other hand. The cover plate(s) of the rain shield assembly, when closed, can shield the opening of the pipe to prevent entry of rainwater.
The present disclosure relates to a fracturing system comprising a functional unit, an electricity supply unit and an energy storage unit. The functional unit is configured to perform procedures of fracturing operations. The electricity supply unit is electrically connected with the functional unit and is configured to supply electrical energy to the functional unit. The energy storage unit is respectively electrically connected with the electricity supply unit and the functional unit, and is configured to store electrical energy from the electricity supply unit and supply electrical energy to the functional unit. According to the present disclosure, the energy storage unit of the fracturing system can store surplus electrical energy of the electricity supply unit and supply electrical energy to the whole fracturing system when needed, playing a role of energy storage as well as peak shaving so that the generator set and the like can maintain economic working condition for a long time, thus the system can be safe, stable, and achieve improved efficiency and economy. In addition, it is possible to generate electricity from non-carbon sources for fracturing operations and minimizes the use of internal combustion engines, which is more environment-friendly. The present disclosure can also reduce the number of generator sets and the space occupied by the generator sets so as to reduce the construction cost of fracturing operations.
A compartment for turbine engine comprises a main compartment for receiving the turbine engine and an intake compartment disposed on a side of the main compartment. The intake compartment comprises an intake compartment body, gas filter device and muffler device. The gas filter and muffler devices are disposed outside the intake port. The compartment unit has a first gas path which permits air for combustion in the turbine engine to pass from the external through the gas filter device and the first muffler device in turn into the intake compartment body, and then be delivered through the exhaust port of die intake compartment to the turbine engine in the main compartment. Both the intake compartment and the main compartment may be provided with filter and muffler devices.
The present disclosure relates to a motor malfunction monitoring device, and a drive motor for oilfield operations including: a signal acquisition module configured to acquire operation data of the drive motor, wherein the signal acquisition module comprises a vibration signal acquisition unit and/or an electrical signal acquisition unit, the vibration signal acquisition unit comprises one or more vibration sensors mounted at a component to be detected of the drive motor during use and provided for detecting transverse vibration and/or longitudinal vibration, and/or the electrical signal acquisition unit comprises a voltage sensor and a current sensor for detecting a voltage and a current of the drive motor, respectively; a data storage module storing therein a database of normal operation spectrums created when the drive motor runs normally; and a signal analysis module configured to extract an acquired operation data spectrum of the operation data acquired, compare the acquired operation data spectrum with a respective normal operation data spectrum in the database of normal operation spectrums to obtain a similarity, and determine that the drive motor fails when the similarity is less than a predetermined threshold.
H02P 27/04 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
31.
GAS SOURCE SYSTEM FOR SUPPLYING GAS TO A TURBINE ENGINE BY FRACTURING MANIFOLD EQUIPMENT
Disclosed is a gas source system for supplying gas to a turbine engine by fracturing manifold equipment, including a gas supply device, a gas delivery manifold, a filtering device, a gas detecting system and a connecting device, the gas delivery manifold, the filtering device and the gas detecting system are integrated on the fracturing manifold equipment, the gas supply device is connected to the gas delivery manifold through the filtering device, and the gas delivery manifold supplies gas to the turbine engine through the connecting device. Beneficial effects: avoiding the hidden danger of the high pressure region, saving the floor space, avoiding the wiring of on-site delivery manifold, enhancing the connection efficiency, and reducing the difficulty of wellsite installation.
A single-motor, single-pump electric drive fracturing semitrailer comprises a semitrailer body, a plunger pump, a radiator, a power supply unit and an electric motor. The power supply unit, the electric motor, the radiator and the plunger pump are integrated on the semitrailer body. One electric motor, one radiator provided, one plunger pump are provided. The power supply unit provides electric power to the electric motor. The electric motor is connected to the plunger pump. The radiator cools lubricating oil of the plunger pump and may be disposed between the plunger pump and the electric motor.
The present invention discloses a hydraulic fracturing system for driving a plunger pump with a turbine engine, including a fracturing equipment comprising a turbine engine fueled by natural gas or diesel as a power source, an exhaust system, and a plunger pump; a high-low pressure manifold; a blending equipment adapted to blend a fracturing base fluid; and a sand-mixing equipment adapted to provide the fracturing base fluid and a fracturing proppant to the high-low pressure manifold. A first end of the high-low pressure manifold is connected to the fracturing equipment through a connection pipeline. A second end of the high-low pressure manifold is connected to a wellhead. An exhaust end of the turbine engine is connected to the exhaust system whereas an output driving end of the turbine engine is connected to the plunger pump via a connection device. The connection device comprises at least a reduction gearbox. An input speed of the reduction gearbox matches an output driving speed of the turbine engine, and an input torque of the reduction gearbox matches an output driving torque of the turbine engine.
Disclosed is a turbine fracturing semitrailer, comprising a semitrailer body (3), a turbine engine (7), a reduction gearbox (8), a transmission mechanism and a plunger pump (10), wherein the turbine engine (7), the reduction gearbox (8), the transmission mechanism and the plunger pump (10) are arranged on the semitrailer body (3); an output end of the turbine engine (7) is connected to the reduction gearbox (8); and the reduction gearbox (8) is in transmission connection with the plunger pump (10) by means of the transmission mechanism. By means of linear connection of the turbine engine (7), the reduction gearbox (8), the transmission mechanism and the plunger pump (10) in a power transmission direction, excessive transmission loss can be prevented, thereby ensuring efficient transmission performance.
E21B 43/26 - Methods for stimulating production by forming crevices or fractures
B62D 59/02 - Trailers with driven ground wheels or the like driven from external propulsion unit
F02C 6/00 - Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
F02C 7/045 - Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
F02C 7/05 - Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles
F04B 17/00 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors
Disclosed is a new ultra-high-power cementing apparatus integrated with remote control, belonging to the field of petroleum equipment. The cementing apparatus comprises a loading system (1), and a secondary beam (17) on which a hydraulic system (2), a power transmission system (3), a metering tank (15), an electrical system (4), a gas path system (5), a manipulation system (7) and a mixing system (9) are successively connected from front to rear, wherein a lower portion of the gas path system is provided with a plunger pump (13) that is connected to a high-pressure discharge system; and a lower portion of the electrical system is provided with a manipulation platform (12), the manipulation system being located above the manipulation platform, and the manipulation system being connected to a remote control system. This cementing apparatus meets the requirements for high pressure, large displacement, a long duration and continuous uninterrupted operation during a cementing operation in ultra-deep cementing operations and ultra-high pressure gas well operations; and has a small occupied area, simple pipeline connection and low maintenance frequency.
The continuous oil pipe clamp mechanism comprises a saddle-shaped clamp block (1) and a clamp block seat (4), wherein, the saddle-shaped clamp block (1) is buckled on the clamp block seat (4); the saddle-shaped clamp block (1) comprises a saddle-shaped clamp portion and a bottom, wherein the bottom is provided with a clamp groove (103), and tongue platforms (102) are arranged at two ends of the clamp groove; the clamp block seat (4) comprises a fit portion in fit with the saddle-shaped clamp block, wherein the fit portion is provided with a sunk groove (407) matched with the clamp groove and pairs of bosses (404); grooves matched with the tongue platforms are formed between the pairs of bosses; the clamp groove (103) is buckled in the sunk groove (407), and the tongue platforms (102) are arranged in the grooves (405) and are limited by stop pins (2). The structure has the advantages of facilitating replacement of the clamp block, enabling an injection head to be stable in continuous work and convenient to maintain, and the like.
patents
