The vertical photovoltaic system (100), which comprises at least one photovoltaic module (105) and two posts (110, 111), comprises at least: • - for each post, a primary securing means (115) for securing a first flexible tie (120) to said post, the collaboration between the primary securing means applying longitudinal tension to the first tie, • - the first flexible tie being held taught between the two posts, and • - a fixing means (125) for fixing the module to the tie.
H02S 20/10 - Supporting structures directly fixed to the ground
F24S 25/10 - Arrangement of stationary mountings or supports for solar heat collector modules extending in directions away from a supporting surface
F24S 25/50 - Arrangement of stationary mountings or supports for solar heat collector modules comprising elongate non-rigid elements, e.g. straps, wires or ropes
2.
A METHOD FOR CO2 HYDROGENATION OF A SYNGAS CONTAINING FEEDSTOCK BY MEANS OF WATER REMOVAL.
B01J 8/00 - Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
C01B 3/00 - Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
B01J 19/24 - Stationary reactors without moving elements inside
3.
METHOD FOR PREPARING A GENERALLY SPHERICAL CATALYST PRECURSOR MATERIAL FOR A METHANATION REACTION, SPHERES OBTAINED BY SUCH A METHOD, METHANATION METHOD AND DEVICE
23233) or an aluminium precursor by bringing a composition comprising the nickel precursor into contact with the support and - a calcination step (103) for calcining the support incorporating the nickel precursor to at least partially transform the nickel precursor into nickel oxide (NiO) and the aluminium precursor into aluminium, and subsequently form a solid having a generally spherical shape, the solid being referred to as a "sphere made of a catalyst precursor material for a methanation reaction".
C07C 1/04 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon monoxide with hydrogen
4.
METHOD AND DEVICE FOR PURIFYING GAS BY COLD ADSORPTION OF CARBON DIOXIDE, AND LIQUIFICATION PROCESS AND DEVICE
22) in at least one column having a molecular sieve configured to adsorb the carbon dioxide at a first adsorption temperature of between -20°C and -80°C and at a first adsorption pressure comprises a step (105) of purifying the gas to be purified by injection, at a first flow rate, into the column at the first temperature and at the first pressure.
B01D 53/04 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
The device (200) for at least partial cryogenic capture of carbon dioxide contained in a target fluid comprises at least: - a circuit for conveying a target fluid (210); - a closed circuit for circulating the refrigerant fluid (240); and - a group of at least three heat exchangers, - the circuit for conveying a target fluid being configured to successively letting pass a first heat exchanger, a second heat exchanger and a third heat exchanger, - the closed circuit for circulating the refrigerant fluid further comprising at least one expansion means (243, 244, 245) for the refrigerant fluid, wherein the refrigerant fluid is a hydrocarbon mixture comprising: - methane, - ethane, - propane, - isobutane and - n-butane.
The device (200) for cryogenic capture of carbon dioxide comprises at least: - a circuit (210) for conveying a target fluid; - a closed circuit (240) for circulating a first refrigerant fluid; - a circuit (261) for delivering a second refrigerant fluid; - a first pre-cooling heat exchanger (215) between at least the target fluid and the first refrigerant fluid; - a second pre-cooling heat exchanger (216) between at least the target fluid and the first refrigerant fluid; and - an assembly (225) for anti-sublimation of the carbon dioxide in the target fluid, configured to exchange heat between the target fluid and at least the first refrigerant fluid and the second refrigerant fluid; - a means (230) for melting the anti-sublimated carbon dioxide, and - a recovery apparatus (235) for recovering liquid carbon dioxide from the melting means.
The invention relates to a deformable vertical photovoltaic system (100) comprising at least one photovoltaic cell (105) and a post (110) having an axis (A), which deformable vertical photovoltaic system also comprises at least: - a first attachment means (115), referred to as the "lower attachment means", for attaching a lower portion of a module to a post; and - a second attachment means (120), referred to as the "upper attachment means", for attaching an upper portion of a module to a post, each means being at least free to move in translation along the axis of the post and/or at least free to rotate on an axis (B, C) perpendicular to the axis of the post, at least one attachment means from between the lower attachment means and the upper attachment means being at least free to move in translation along the axis of the post and the other attachment means being at least free to rotate on the axis perpendicular to the axis of the post.
The invention relates to a fixed vertical photovoltaic system (100), the system comprising at least: - a structure (110), - a photovoltaic module (115) supported by the structure; - a structure base (120) configured to be rigidly attached to an installation surface (102); - a means (125) for positioning the structure on the base, the positioning means being at least free to rotate and configured to position the structure according to a variable angular position of installation; and - a means (130) for securing the angular position of the means for positioning the structure relative to the structure base.
The invention relates to a method (100) for conditioning biogas in compact form, the method comprising: - a step (105) of receiving a biogas stream comprising at least methane; - a step (110) of measuring a flowrate of biogas at the inlet; - a step (115) of injecting a carbon dioxide stream into the biogas stream according to the measured flowrate, configured so that the fraction of carbon dioxide represents between 40% and 56% of the molar mass of the mixture comprising at least carbon dioxide and methane; - a step (120) of compressing the mixture to a pressure higher than or equal to 80 bara; - a step (125) of cooling the compressed mixture to a temperature of between -50°C and 5°C to bring the mixture to a liquid or supercritical state; and - a step (130) of releasing the mixture.
The invention relates to a method for liquefying a methane-rich feed gas (12), the method comprising: - a step of mixing the feed gas with recycled gas (18), a step of compressing the gas to a pressure of between 19 and 70 bars absolute, and a step of purifying the gas; - a first step of pre-cooling the gas to a temperature of between -40°C and -15°C, and a second step of pre-cooling the gas by heat exchange with the recycled gas; - a step of liquefying the gas by heat exchange only with a liquefaction refrigeration cycle (46); - a step of sub-cooling the gas by heat exchange with at least the recycled gas; and - expanding the sub-cooled liquid (52) to obtain a liquefied gas (14) and wherein the recycled gas represents a mole fraction of less than 35%.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
11.
VERTICAL PHOTOVOLTAIC SYSTEM AND METHOD FOR INSTALLING SUCH A SYSTEM
The invention relates to a vertical photovoltaic system (200) comprising: - at least one bifacial rectangular photovoltaic module (101), each such module having: - two sides, referred to as "short sides", - two other sides, referred to as "long sides", the length of which is greater than or equal to a length of at least one short side, the module being oriented such that a short side is arranged facing the ground (102) when the system is in the installed position; - at least two support posts (103) for supporting the photovoltaic module, at least one such post having: - a first portion (104) configured to be secured to at least one such photovoltaic module; - a second portion (105) configured to be secured to the ground; and - at least one securing means (106) for securing at least one such post to the long side of at least one such photovoltaic module in such a way that each photovoltaic module is directly connected, via its two long sides, to the securing means of two consecutive support posts.
The invention relates to a device (200) for liquefying a gas (51), the device comprising: - a circuit (55) for conveying gas to be liquefied, the circuit comprising at least one heat exchanger (204) for exchanging heat between the gas (51) to be liquefied and a refrigerant flow (52) comprising at least dihydrogen refrigerant; - a closed refrigeration circuit (210) configured to convey the refrigerant flow, the closed refrigeration circuit comprising a means (215) for maintaining an internal composition of the dihydrogen refrigerant at a ratio of parahydrogen to orthohydrogen that is lower or higher than the ratio corresponding to a natural equilibrium composition in the refrigerant flow closed circuit, the means (215) comprising a catalytic reactor (220) configured to convert some of the orthohydrogen from the dihydrogen refrigerant flow into parahydrogen or vice versa.
The invention relates to a method for liquefying a gas (12) to be processed which comprises at least 50% methane by volume, the method comprising the following steps: - purifying the gas to be processed; - precooling the purified gas (22) to a temperature of -15°C or lower via heat exchange with a precooling refrigeration cycle (40); - liquefying the precooled gas (26), in a liquefaction unit (30), into a liquid stream (32), with subcooling to 5°C or lower, the liquefaction unit including a Stirling refrigeration cycle (50) separate from the precooling refrigeration cycle, this cycle using a first coolant (42) that is precooled via a precooling refrigeration cycle (40) separate from a Stirling cycle; - subcooling the liquid stream; and - expanding the subcooled liquid stream (36) to obtain a liquefied gas (14).
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
14.
DEVICE AND METHOD FOR PRE-COOLING A STREAM OF A TARGET FLUID TO A TEMPERATURE LESS THAN OR EQUAL TO 90 K
The device (100) for pre-cooling a stream (101) of a target gas to a temperature less than or equal to 90 K has: - a group (105) of at least two heat exchangers (106, 107, 108, 136) for exchanging heat between the stream of target gas, a stream (102) of a first cooling fluid and at least one stream chosen from a stream of a second cooling fluid and a stream of a third cooling fluid, - a closed circuit (110) for circulation of a stream of a second cooling fluid, said fluid comprising at least methane, said circuit having: - at least one compression stage (111, 112), - at least one liquid-gas separation stage (115, 116), and - at least one expansion stage (120, 121, 122), and - a circuit (125) for circulation of a stream of the third cooling fluid through at least one of the heat exchangers.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
Method for hydrogen liquefaction comprising at least a pre-cooling step, wherein a hydrogen feed flow is cooled by a first refrigerant, a cooling step, wherein the hydrogen feed flow is cooled by a second refrigerant, and a step of expanding the hydrogen feed flow. Each of the first and second refrigerants is successively subjected to at least one compression and to at least one expansion in order to cool it, and a liquid phase of the first refrigerant cools the second refrigerant between at least three stages of said compression so that the second refrigerant does not exceed a temperature of 150 K, preferably 113 K, during said compression of the second refrigerant. A plant for the implementation of this method comprises a first refrigerant circuit (R1) containing a first refrigerant and a second refrigerant circuit (R2) containing a second refrigerant and comprising one or more compressors (C21, C22, C23) and a cooling device arranged together, and one or more expansion valves (JT2, E21, E22, E23). The cooling device is configured to cool the second refrigerant in the second refrigerant circuit (R2) with a liquid phase of the first refrigerant in the first refrigerant circuit (R1).
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
16.
DEVICE AND PROCESS FOR COOLING A FLOW OF A TARGET FLUID PREDOMINANTLY COMPRISING DIHYDROGEN, AND ASSOCIATED USE THEREOF
The device (100) for cooling a flow (101) of a target fluid predominantly comprising dihydrogen, comprises: - a first heat exchanger (105) configured to cool an intermediate refrigerant fluid (110) by heat exchange with an expanded dioxygen flow (115), - an intermediate closed circuit (120) for transporting the intermediate refrigerant fluid from the first heat exchanger to a second heat exchanger (125), - a means (130) for compressing the intermediate refrigerant fluid along the intermediate closed circuit, - the intermediate refrigerant fluid, configured to remain in the liquid or supercritical state at least when passing through the compression means and - the second heat exchanger configured to cool the flow of target fluid by heat exchange with the intermediate refrigerant fluid cooled in the first heat exchanger.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
C25B 1/04 - Hydrogen or oxygen by electrolysis of water
The device (100) for pre-cooling a stream of gas comprises: - a separator (135) for separating a stream (125) of refrigerant, downstream of a compressor (155), into two streams: - a so-called "medium-pressure" refrigerant stream (140) , and - a so-called "low-pressure" refrigerant stream (145), - a first heat exchanger (105) exchanging heat between the stream (120) of gas that is to be pre-cooled and at least the medium-pressure refrigerant stream (140) containing at least nitrogen, - an expansion device (150) that expands the low-pressure refrigerant stream, - a second heat exchanger (110) exchanging heat between the gas stream and the expanded low-pressure refrigerant stream exiting the second expansion device, and - a third heat exchanger (115) exchanging heat between the gas stream and the low-pressure refrigerant stream exiting the second heat exchanger.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
18.
DEVICE AND METHOD FOR HYBRID PRODUCTION OF SYNTHETIC DIHYDROGEN AND/OR SYNTHETIC METHANE
22, - a catalytic conversion reactor (110), the following alternative configurations: - a first configuration in which the operating conditions of the reactor promote a Sabatier reaction, so as to produce an outlet gas comprising mainly methane, or - a second configuration in which the operating conditions of the reactor promote a reaction of the gas with water, so as to produce an outlet gas comprising mainly dihydrogen; - an outlet (115) for synthetic dihydrogen and/or synthetic methane and - a control system (120) comprising a means (121) for selecting a configuration for operating the reactor and a control means (122) according to the selected configuration, the reactor being configured to operate according to a command.
C01B 3/00 - Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
C07C 1/04 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon monoxide with hydrogen
19.
MEASUREMENT DEVICE, IN PARTICULAR FOR DETECTING HYDROGEN IN THE SOIL OF A REGION
The invention concerns a detection device, comprising: - a sensor (101) for detecting a fluid of interest receiving the fluid, the sensor (100) delivering a concentration of the fluid of interest, - a wireless communication module (103) configured to transmit said concentration of the fluid of interest. The device can include a tubular cane (205) equipped with a plurality of orifices (206) passing through the wall of the tubular cane (205). The invention also concerns an assembly with a plurality of devices and a facility with devices arranged within a region.
This hub (CON) and this detector (DET_i) are configured to be able pair and synchronize with one another. This hub (CON) and this detector (DET_i) each include a computer program (PG_CON, PG_DET) allowing them to calculate timeslots within which the detector (DET_i) is able to send to the hub (CON), via a radiocommunication module, collected data (DET_i) obtained by a sensor (CAP) and that are representative of the environment of this sensor (CAP). The hub (CON) activates its radiocommunication module (COM) only during these timeslots.
H04L 29/08 - Transmission control procedure, e.g. data link level control procedure
H04W 4/38 - Services specially adapted for particular environments, situations or purposes for collecting sensor information
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
21.
DIOXYGEN DILUTION DEVICE, COOLING DEVICE AND ELECTROLYSIS DEVICE
The dioxygen dilution device (100) of an electrolysis facility comprises: - a pipe (105) for transporting dioxygen comprising a connection means (110) configured to be attached to a dioxygen discharge pipe of an electrolysis facility, - a means (125) for dispersing the dioxygen transported by the transporting pipe and - a means (130) for fastening the device to a device (140) for cooling an electrolysis facility by air-cooling, such that the dioxygen dispersed by the dispersion means is dispersed in a stream of hot air discharged by the cooling device.
B01F 3/02 - Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed gases with gases or vapours
F22B 31/00 - Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus
22.
SYSTEM FOR PURIFYING A GAS MIXTURE, AND ASSOCIATED PROCESS AND PLANT
System (10) for purifying a gas mixture comprising at least a first gas to be purified and a second gas to be extracted comprising: • a first purification column (12A) and a second purification column (12B), containing a material suitable for adsorbing the second gas; • a gas mixture feed (18), equipped with a first valve (VI); • a purified gas collector (20) equipped with a second valve (V2); • an external device (22), carrying out an activity from which an emission of non-recycled, lethal inert gas results, which device is connected to the columns (12A, 12B) so as to recover the lethal inert gas and convey it to each column (12A, 12B). The purification system (10) is configured to inject the lethal inert gas into the columns with a temperature between 5°C and 40°C and with a pressure between 1.5 bar and 10 bar.
The invention relates to a device (100) for liquefying a stream of gas containing at least 70% carbon dioxide, which includes: - a compressor (105) for compressing the stream to a pressure above 70 bar, configured so that the stream containing carbon dioxide is in a supercritical state; - a heat exchanger (110) between the stream containing carbon dioxide and a stream of external liquid coolant or carbon dioxide, said carbon dioxide being configured to act as a self-coolant or as a direct coolant; and - a closed circuit (115) for circulating the external liquid coolant, which comprises: - a first outlet (120) of the heat exchanger, - a compressor (125) for compressing the stream of liquid coolant from the first outlet of the heat exchanger, and - a means (130) for the cooling and at least partial condensation of the stream of compressed liquid coolant.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
24.
DEVICE AND METHOD FOR COMPRESSING A LOW-PRESSURE GAS
The device (100) for compressing a low-pressure gas comprises: - at least one compression chamber (105) comprising: - a low-pressure gas inlet (110); - a high-pressure gas outlet (115); - a liquid inlet (120); - a liquid outlet (125); and - a piston (130) located between the gas inlet and outlet, on the one hand, and the liquid inlet and outlet, on the other hand; - a liquid movement means (135) positioned on a liquid circuit connecting a liquid outlet and a liquid inlet of a compression chamber; and - a means (165) for measuring the pressure of the gas inside the compression chamber and a circuit (160) for recirculating the gas towards the inlet of a compression chamber when the measured pressure is below a determined limit value.
F04B 31/00 - Free-piston pumps specially adapted for elastic fluids; Systems incorporating such pumps
F04B 35/00 - Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
25.
PROCESS AND DEVICE FOR LIQUEFACTION OF A NATURAL GAS
The process (100) for liquefaction of odorized natural gas comprises: - a step (105) of providing, at the inlet, natural gas, - a step (125) of compressing the natural gas to a given pressure, - a step (130) of diverting a portion of the natural gas stream in order to form a main gas stream and an additional stream, - a step (135) of expanding the additional stream forming a vapor-liquid two-phase stream, - a step (140) of separating the liquid portion of the expanded additional stream and a step (145) of supplying said liquid portion to a liquefied natural gas storage tank, - a step (150) of cooling the main stream, - a step (155) of heat exchange between the cooled main stream and the vapor separated during the step of separating the expanded additional stream, the additional stream at the outlet of said heat exchange step being provided to the compression step, the main stream being, at the outlet of said heat exchange step, a two-phase stream, and a step (160) of separating the liquid portion of the two-phase main stream, and a step (165) of supplying said liquid portion to a liquefied natural gas storage tank.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
26.
DEVICE AND METHOD FOR PROVIDING LIQUEFIED NATURAL GAS
The device (100) for providing liquefied natural gas, referred to as LNG, comprises: - an evaporation gas buffer tank (105) comprising an inlet (110) for evaporation gas suitable for receiving evaporation gas from a third-party device, - a member (115) for transferring evaporation gas from the buffer tank to an LNG storage capacity (120), - downstream from the transfer member (120), a compressor (140) for compressing the evaporation gas, - an evaporation gas transfer pipe (125) for transferring evaporation gas from the transfer member to the storage capacity, - the LNG storage capacity, - an LNG transfer pipe (130) for transferring LNG from the storage capacity to a third-party device and - a heat exchanger (135) for exchanging heat between evaporation gas passing through the evaporation gas transfer pipe and LNG passing through the LNG transfer pipe configured to liquefy or cool the evaporation gas.
The autonomous device (100) for providing electricity comprises: a storage tank (105) for liquefied natural gas (hereinafter "GNL") comprising a GNL supply inlet (110), a means (115) for the combustion of GNL provided by the storage tank to produce electricity, a means (120) for providing electricity to a third-party device, a means (155, 165) for providing GNL from the storage tank to a third-party device and/or to the combustion means (115), and a heat exchanger (150) for vaporizing the GNL of the storage tank (105), the vapour leaving the heat exchanger being provided to the storage tank.
F01D 15/10 - Adaptations for driving, or combinations with, electric generators
F02C 3/22 - Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being gaseous at standard temperature and pressure
28.
SAFETY HARNESS, SAFETY EQUIPMENT COMPRISING SAID HARNESS AND PROTECTION METHOD
The safety harness (30) comprises: - a least one loop (31, 32, 33, 35, 36) intended to surround part of the body of a user, provided with a sensor (37, 38, 67, 68) for measuring the tightening force exerted on said loop, each measurement sensor providing a signal representing said force; - a means (42) for comparing the value represented by the signal supplied by at least one measurement sensor with a minimum predetermined force value; and - a means (42) for indicating a tightening fault, in the event that, for at least one measurement sensor, the measured force is below the minimum predetermined force value. In embodiments of the invention, the comparison means is configured to compare the value represented by the signal provided by at least one measurement sensor with a maximum predetermined force value, with the means for indicating a tightening fault indicating a tightening fault in the event that, for at least one measurement sensor, the measured force is greater than the maximum predetermined force value.
A62B 35/00 - Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
29.
METHOD FOR CONVERTING A GAS COMPRISING CARBON MONOXIDE INTO METHANE BY MEANS OF A CATALYTIC MATERIAL CONTAINING PRASEODYMIUM AND NICKEL ON ALUMINA
B01J 23/83 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with rare earths or actinides
B01J 35/10 - Solids characterised by their surface properties or porosity
B01J 37/18 - Reducing with gases containing free hydrogen
C07C 1/04 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon monoxide with hydrogen
B01J 8/18 - Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
The fluidized bed reactor (100) for the biological methanation of dihydrogen or a dihydrogen-rich gas and carbon dioxide or a carbon dioxide-rich gas comprises: - an enclosure (105) having a longitudinal end (107) referred to as "low" and an opposite longitudinal end (106) referred to as "high", the enclosure comprising, near the low end: - a primary inlet (110) for water, - an inlet (110) for dihydrogen or dihydrogen-rich gas, and - an inlet (110) for carbon dioxide or carbon dioxide-rich gas, and near the high end: - an outlet (115) for synthetic methane or for synthetic methane-rich gas and - an outlet (120) at least for water and, - a substrate material (125) which is not consumable by the methanation reaction to form a bed of methanogenic flora, and which has a density greater than water and is configured to receive a methanogenic flora.
The reactor (100) for the biological methanation of dihydrogen or a dihydrogen-rich gas and carbon dioxide or a carbon dioxide-rich gas, comprises: - an enclosure (105) having a longitudinal end (106) referred to as "low" and an opposite longitudinal end (107) referred to as "high", said enclosure comprising, near the low end: - a primary inlet (110, 405) for water, - an inlet (115, 405) for dihydrogen or dihydrogen-rich gas and - an inlet (120, 405) for carbon dioxide or carbon dioxide-rich gas and close to the high end: - an outlet (125) for synthetic methane or synthetic methane-rich gas and - a primary outlet (130) for water, - a support material (135) for forming a methanogenic flora bed, having a density less than the density of water, movable in translation along the longitudinal axis (101) of the enclosure, configured to receive a methanogenic flora and - between the support material, on the one hand, and the outlet for methane and the outlet for water, on the other hand, a surface (140) for retaining the perforated support material forming a stop for the longitudinal movement of the support material at the position of said surface.
The invention proposes a cross-fired melting furnace and a method of melting raw materials by a cross-fired melting furnace (10) which has a melting tank (7), a melting chamber (8), N first ports (31, 36) associated N first burners (11, 16); N second ports (41,... 46), an auxiliary fuel injector for introducing a fraction of the fuel required for melting as auxiliary fuel in the direction of the flow of recirculating combustion products without additional oxidiser, into said re-circulating combustion products in the direction of the flow of re-circulating combustion products, and with a chosen velocity such that X2 mixes with the re-circulating combustion products before being combusted by the oxidant entering the furnace.
The invention proposes an end-fired melting furnace and a method of melting raw materials by an end-fired melting furnace (10) which has a melting tank (7), a melting chamber (8), first and second ports (21, 22), at least one burner (11, 12), and at least one auxiliary fuel injector arranged in the end-fired melting furnace in said roof or in said first and second side walls respectively so that the at least one auxiliary fuel injector introduces a fraction X2 of auxiliary fuel, in the direction of said re-circulating combustion products (104), without additional oxidiser, into said re-circulating combustion products in the direction of the flow of re-circulating combustion products, and with a chosen velocity such that X2 mixes with re-circulating combustion products before being combusted by the oxidiser entering the furnace.
The invention relates to a method (300) for liquefying a natural gas or a biogas, comprising: a first step (320) of compressing vaporized carbon dioxide, a first heat exchange step (325) for cooling the compressed carbon dioxide, a first step (330) of heat exchange between the gas and the carbon dioxide, a step (335) of expanding the carbon dioxide, a second step of compressing (305) a refrigerant fluid, a second heat exchange step (310) for cooling the compressed refrigerant fluid, a second step (360) of heat exchange between the gas and the refrigerant fluid, the means (315) of expanding the refrigerant fluid, a third step (340) of compressing a vaporised pure refrigerant compound, a third heat exchange step (345) for cooling the compressed refrigerant compound, a third step (350) of heat exchange between the refrigerant compound and the gas, and the step (355) of expanding the refrigerant compound.
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
35.
DEVICE AND METHOD FOR LIQUEFYING A NATURAL GAS OR A BIOGAS
The device (100) for liquefying a natural gas or a biogas comprises: - a first compressor (105) for a first vaporised refrigerant compound, - a first heat exchanger (110) for cooling the first compressed refrigerant compound, - a first heat exchange body (115), - a means (120) for expanding the first refrigerant compound, - a second compressor (125) for a second refrigerant compound, - a second heat exchanger (130) for cooling the second refrigerant compound, - a second heat exchange body (135), - a means (140) for expanding the second compound and - a third heat exchange body (145), located between the first expanded refrigerant compound and the second cooled compound, - a third compressor (150) for a third gaseous refrigerant compound, - a third heat exchanger (155) for cooling the third refrigerant compound, and - downstream of the first heat exchange body (115), a means (160) for expanding the third refrigerant compound, wherein the first heat exchange body is configured to carry out, in addition, heat exchange between the gas and the third refrigerant compound.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
36.
DEVICE AND METHOD FOR LIQUEFYING NATURAL GAS OR BIOGAS
The invention relates to a method (300) for liquefying a natural gas or a biogas, said method comprising: a first step (305) of compressing a vaporised refrigerant mixture; a first heat exchange step (310) for cooling the compressed refrigerant mixture; a step (315) of expanding the cooled refrigerant mixture; a second step (320) of compressing vaporised carbon dioxide; a second heat exchange step (325) for cooling the compressed carbon dioxide; a first step (330) of heat exchange between: the gas and the expanded refrigerant mixture (330a) in order to cool the gas, the vaporised refrigerant mixture being supplied in the first compression step, the expanded refrigerant mixture and the cooled carbon dioxide (330b) in order to cool the carbon dioxide, the cooled carbon dioxide being supplied in a step of expansion of the carbon dioxide, and the gas and the expanded carbon dioxide (330c) in order to cool the gas, the vaporised carbon dioxide being supplied in the second compression step; and the step (335) of expansion of the carbon dioxide cooled in the first heat exchange step, the expanded carbon dioxide being supplied in the first heat exchange step.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
37.
BIOMETHANE PRODUCTION FACILITY AND METHOD FOR CONTROLLING SUCH A FACILITY
The facility (1) comprises: - a methanizer (2), producing a biogas stream; - a purifier (7) separating the biogas stream into a biomethane stream and a stream of impurities; - an injection station (11) for injecting the biomethane into a gas transportation or distribution network (13); - a conditioning unit (19), configured to selectively take at least one portion of the biomethane stream and to condition the biomethane in the form of at least one high-density product; -a storage unit (21) for storing the or each high-density product; - a deconditioning unit (23), configured to selectively convert the or each high-density product stored in the storage unit (21) into an additional stream of biomethane and to supply the additional stream of biomethane to the injection station (11).
The invention relates to a depollution assembly (1) comprising: a suction element (5); a unit (7) for washing the polluted inner atmosphere by means of a flow of water (9), producing a polluted flow of water (11) and a washed gas flow (13); a biological device (15) for depolluting the polluting flow of water (11), producing a depolluted flow of water (17); and a biological device (19) for depolluting the washed gas flow (13), producing a depolluted gas flow (21).
Method for estimating at least one combustion characteristic of a combustible gas belonging to a family of combustible gases, said at least one characteristic being the Wobbe index or the higher calorific value, the method comprising: measurement (E01) of at least two flow properties of said combustible gas, measurement (E02) of the dihydrogen content XH2 of said combustible gas, said at least one characteristic ΞGN/H2 being estimated (E03) by means of the following refined empirical law: ΞGΝ/Η2 = α + β x Y + γ x XH2 where α, β, and x are predetermined coefficients for the family of combustible gases, and Y is a variable indicative of physical properties of said combustible gas, formulated on the basis of said measured values of said at least two flow properties of said combustible gas.
The invention relates to an automated device (1) for determining the nature of a pipe (2). The device comprises measuring means having: - a magnetic module suitable for indicating the presence of a metallic material in the pipe, and - at least one ultrasound module (4, 5) suitable for measuring the thickness of the pipe (2) and for detecting a gaseous or liquid phase of a fluid present therein. The invention also relates to a method for determining the nature of a pipe by means of said device.
The pressure regulation device (100) for a liquefied natural gas storage tank (200) comprises: - a pipe (105) for transferring boil-off gas of liquefied natural gas designed to be attached to an outlet (205) for boil-off gas from the tank, this transfer pipe being provided with a first discharging device (110) that is activated when the boil-off gas pressure in the tank is greater than a first predetermined threshold value, referred to as "P1," - a heat exchanger (115) for cooling and/or liquefying the boil-off gas discharged from the tank -between the transfer pipe (105) and the heat exchanger (115): -a temporary storage volume (125) of boil-off gas and -between the storage volume and the heat exchanger: -a second discharge device (130) designed to be activated when the boil-off gas pressure in the tank is greater than a second predetermined threshold value, greater than the first threshold value or - an expander (630) designed to be activated when the boil-off gas pressure at the exchanger and/or tank is less than a third predetermined threshold value, referred to as "P3," P3 being less than P1 and - a return pipe (120) for liquefied boil-off gas connected to the heat exchanger, the return pipe being designed to be attached to an inlet (210) for liquefied boil-off gas from the tank.
The system (100) for determining the value of at least one parameter of a liquid storage tank, such as a local deformation of the tank, for example, is characterised in that it comprises: - a liquid storage tank (115); and - a removable device (120) for determining the value of at least one parameter of a liquid tank, which device comprises: - an attachment means (125) to the inside of the tank, for example to a mast positioned inside the tank and in the vicinity of an upper wall (130) of said tank, said attachment means supporting: - a multi-directional laser emitter (110); - a receiver (135) of the light emitted by the laser; - a photodetector (140) converting the received light into an electric signal; and - a means (145) for detecting a relief inside the tank as a function of signals converted by the photodetector; - a means (146) for determining a topography of at least one wall of the tank as a function of at least one detected relief; and - a means (150) for determining the value of each local deformation parameter as a function of the determined topography.
The device (100) for regulating the pressure of a liquefied natural gas storage tank (200) comprises: – a pipe (105) for transferring liquefied natural gas evaporation gas and configured to be attached to an evaporation gas outlet (205) of the tank, this transfer pipe being equipped with a first dump valve (110) activated when the pressure of the evaporation gas in the tank is higher than a predetermined limit value referred to as "P1", – a reservoir (115) for storing a cold fluid, in liquid form, the pressure in the reservoir being dependent on the pressure of the evaporation gas in the transfer pipe, – a pipe (120) for transporting cold fluid, and connected to the reservoir, so as to transport cold fluid in liquid form under the effect of the increase in pressure in the reservoir, the transport pipe being configured to be attached to a cold fluid inlet (210) of the tank, – a storage cylinder (510) of high-pressure gaseous cold fluid at a pressure higher than the initial operating pressure of the liquid cold fluid in the reservoir (115), and - an expander, connected to the storage cylinder (510), so as to expand the gaseous cold fluid from the storage cylinder down to a determined operating pressure, the expanded gaseous cold fluid being injected into the reservoir (115) in order to raise the pressure thereof.
The device (100) for liquefying a natural gas comprises: - a compressor (105) for a first vaporized coolant chemical mixture, - a means (110) for fractionating the compressed mixture into a heavy fraction and a light fraction, - a first heat exchange body (115) for heat exchange between the heavy fraction of the first mixture and the natural gas in order to cool at least the natural gas, - a second heat exchange body (120) for heat exchange between the light fraction of the first mixture and the cooled natural gas in the first exchange body in order to liquefy the natural gas, and - a return pipe (125) for return of the first vaporized coolant mixture in the heat exchange body to the compressor (105), - upstream from an inlet (116) for the natural gas in the first exchange body (115) or downstream from an outlet (121) of liquefied natural gas from the second exchange body (120), a third heat exchange body (130, 135) for heat exchange between the natural gas and a second coolant chemical compound, and - a means (140, 145) for compressing the second vaporized compound.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
45.
DEVICE AND METHOD FOR LIQUEFYING A NATURAL GAS AND SHIP COMPRISING SUCH A DEVICE
The device (600) for liquefying a natural gas comprises: - a first centrifugal compressor (605), - a fractionating means (110), - a second centrifugal compressor (610), - a first heat exchange body (115), - a second heat exchange body (120) and - a return conduit (125) leading to the first compressor, - upstream of an inlet (116) in the first exchange body, a third heat exchange body (420), - a third centrifugal compressor (620), the first and third centrifugal compressors being actuated by a single common turbine (630), - a shell (635) common to the first compressor and the third compressor, - a cooling means (430) and - a transfer conduit (435) leading to the third exchange body.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
46.
DEVICE AND METHOD FOR LIQUEFYING A NATURAL GAS AND SHIP COMPRISING SUCH A DEVICE
The device (400) for liquefying a natural gas comprises: a compressor (105) of a first vaporised refrigerant chemical mixture, a means (110) for fractionating the compressed mixture into a heavy fraction and a light fraction, - a first body (115) for exchanging heat between the heavy fraction of the first mixture and the natural gas to cool at least the natural gas, a second body (120) for exchanging heat between the light fraction of the first mixture and the natural gas cooled in the first exchange body to liquefy the natural gas, - a conduit (125) for returning the first vaporised refrigerant mixture in the heat exchange bodies to the compressor, - a regulator (405) for the liquefied natural gas, a collector (410) for the evaporation gas produced during the expansion of the gas in the regulator, - a conduit (415) for injecting the evaporation gas at the inlet of the second exchange body, upstream of an inlet (116) for the natural gas in the first exchange body (115), a third body (420) for exchanging heat between the natural gas and a second chemical refrigerant compound, - a means (425) for compressing the second vaporised compound, a means (430) for cooling the second compressed compound and a conduit (435) for transferring the second cooled compound towards the third exchange body.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
47.
METHOD FOR CALCULATING IN REAL TIME THE METHANE NUMBER MN IN THE LIQUID PHASE OF A LIQUEFIED NATURAL GAS
The invention relates to a method for calculating in real time the methane number of a liquefied natural gas contained in a tank, in particular in an on-board tank.
The present invention relates to a module (400) for purging a liquid layer contained in a cryogenic tank (100) of a vehicle, said liquid layer being the liquid phase of a gaseous energy source, said module (400) being characterised in that it comprises: an inlet (E) to be connected to the tank (100) by means of a removable intake duct (300) carrying the liquid phase; a cryogenic liquid pump (4002) connected to the inlet (E) of the module (400); and a vaporiser (4004) transforming the liquid phase into a gaseous phase, the inlet of the vaporiser (4004) being connected to the outlet of the cryogenic liquid pump (4002) and the outlet thereof being connected to a storage means (4006) for storing the thus formed gaseous phase, said storage means (4006) being connected to the main outlet (S) which is intended to be connected by means of a removable exit duct (500) to an external system (600) that can use the gaseous phase, said module (400) also being characterised in that it is self-contained and compact. The invention also relates to a system (1000) that uses said purging module (400).
The invention relates to a module (400) for depressurising and storing a portion of a gaseous layer (g) originating from at least one cryogenic tank (100, 111, 112). The invention also relates to a system for carrying out such a module (400).
The present invention relates to a method and system for the real-time calculation of the amount of residual chemical energy in a non-refrigerated, pressurised tank containing liquefied natural gas (LNG), without the composition of the LNG having to be determined.
The invention relates to a device (200) for the cogeneration of methanol and synthesis methane, comprising a CO2 hydrogenation device (100) for producing methanol from a syngas containing dihydrogen, H2 and carbon dioxide CO2, and a methanation reactor (205) for producing synthesis methane. The hydrogenation device comprises: a CO 2 hydrogenation reactor (105) for producing at least methanol CH 3OH; a condenser (145) for the hydrogenation reaction products leaving the reactor (105), intended to separate at least methanol and water form the excess syngas following the hydrogenation reaction; a first line (150) for the recirculation of the excess cold syngas leaving the condenser (145), connecting the outlet (155) of the condenser and the inlet (110) of the hydrogenation reactor (105), comprising a recirculator (160) for said syngas; a means (165) for measuring the flow rate of the methanol condensed by the condenser; and a means (170) for controlling the second recirculator, configured to control the recirculation of a quantity of excess hydrogen reaction products, determined according to the measured condensed methanol flow rate and a second given set value (175). The methanation reactor (205) comprises: an inlet (210) for part of the hydrogen products comprising at least the excess syngas following the hydrogenation reaction, and an outlet (215) for the methanation reaction products comprising at least the synthesis methane.
C10G 2/00 - Production of liquid hydrocarbon mixtures of undefined composition from oxides of carbon
C07C 29/152 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases characterised by the reactor used
C07C 1/02 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon
52.
DEVICE AND METHOD FOR COGENERATION OF METHANOL AND SYNTHETIC METHANE
The device (200) for the cogeneration of methanol and synthetic methane comprises a device (100) for the hydrogenation of CO2 in order to produce methanol from a syngas comprising dihydrogen, H2, and carbon dioxide, CO2. It comprises: - a reactor (105) for the hydrogenation of CO2 in order to produce at least methanol, CH3OH or MeOH, referred to as "hydrogenation", - a first recirculation conduit (120), for recirculating at least a portion of the hot products from the hydrogenation reaction, connecting the reactor outlet to the reactor inlet, comprising a recirculator (125), - a means (130) for measuring the flow rate of syngas passing through the reactor inlet and - a means (135) for controlling the recirculator in order to control the recirculation of a quantity of hot products from the hydrogenation reaction determined according to the measured flow rate of syngas and a first predetermined setpoint value (140), and, the device (200) also comprises: an inlet (210) for a portion of the hydrogenation products comprising at least excess syngas following the hydrogenation reaction and an outlet (215) for methanation reaction products comprising at least synthetic methane.
B01J 8/18 - Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
C10G 2/00 - Production of liquid hydrocarbon mixtures of undefined composition from oxides of carbon
B01J 8/00 - Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
C07C 29/151 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
53.
DEVICE AND METHOD FOR THE ODORISATION OF A GAS CIRCULATING IN A PIPELINE
The invention relates to a device (100) for the odorisation of a gas circulating in a pipeline (200), comprising: a tank (105) for a liquid odorising compound; a means for detecting (140) differences in pressure between the pipeline (200) and the tank; a means (135) for pressurising the compound in the tank according to the pressure difference; a microperforated membrane (110) acting as an interface between the tank and an inner volume (115) of the pipeline; and a means (120) for vibrating the microperforated membrane in order to spray the liquid odorising compound, when it comes into contact with the membrane, into the pipeline.
The invention relates to a method for preventing the formation of bio-fouling on a surface of a material that is in contact with an aqueous medium or with air having a relative humidity greater than or equal to 90%, said method comprising the treatment of the surface with an EPS that can be obtained by fermentation of a Pseudoalteromonas genus bacterium originating from a non-atypical marine environment.
The invention relates to a method for preventing the formation of bio-fouling on a surface of a material that is in contact with an aqueous medium or with air having a relative humidity greater than or equal to 90%, said method comprising the treatment of the surface with an EPS that can be obtained by fermentation of a Vibrio parahaemolyticus genus bacterium.
UNIVERSITE PIERRE ET MARIE CURIE (PARIS 6) (France)
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (France)
INSTITUTO SUPERIOR TECNICO (Portugal)
ASSOCIAOÇAO PARA O DESENVOLVIMENTO DO INSTITUTO SUPERIOR TECNICO (Portugal)
Inventor
Faria De Barros Henriques, Carlos Manuel
Da Costa, Patrick
Nobre Mendes, Acácio
Capela, Sandra
Gomes Ribeiro, Maria Filipa
Ventura Ferreira, Ana Paula
Matynia, Alexis
Galvez Parruca, Elena
Abstract
The present invention concerns, in particular, a method for producing a catalyst intended to be incorporated into a catalytic converter system that can be used for treating an exhaust gas from a vehicle engine, said method comprising at least the following step: treating, by means of a gas phase, a structure comprising at least one zeolite, palladium and cerium, in order to obtain the catalyst, the gas phase comprising water vapour at a volume content of between 5% and 20% and a temperature of between 450 °C and 550 °C being imposed during said treatment.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
57.
METHOD AND DEVICE FOR QUICK, ON-SITE LOCATION OF A POLLUTANT SOURCE IN AN INDOOR ENVIRONMENT
The invention relates to a method (100) for quick, on-site location of pollutant sources in an indoor environment, comprising: a first step (120) of measuring an amount of at least one pollutant in the air of the environment; and, for each amount of a pollutant measured above a predetermined limit value, a step (140) of locating the source of said pollutant, comprising: a step (145) of moving a collection point in the environment, followed by a second step (150) of measuring the pollutant and/or a step (160) of determining a pollution source on the basis of the measured amount and stored data. Upstream from each first measurement step (120), the method comprises: a step (105) of selecting a type of environment and/or building; a step (110) of selecting pollutants to be located, on the basis of the type of environment and/or building; and a step (115) of determining values of measurement parameters to be implemented in each first measurement step, as a function of the pollutants to be located.
The invention relates to an electronic device intended for being inserted into a pipe (50) until an end position, the device also being configured to be arranged in a sleeve (30) assembled on the pipe and through a duct (31) of the sleeve opening onto a wall of the pipe, comprising: a body (2) provided with a threaded portion (3) for moving the electronic device by screwing until the end position thereof; a hollow punch (4); an electronic module (6); at least one electrical connection (8) connected to the electronic module and passing through said body, the body and said at least one electrical connection forming a plug of the sleeve duct.
F16L 41/00 - Branching pipes; Joining pipes to walls
F17D 3/18 - Arrangements for supervising or controlling working operations for measuring the quantity of conveyed product
G01F 1/38 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule
59.
COOLING DEVICE FOR CARBON DIOXIDE METHANATION CATALYTIC REACTOR
The cooling device (10) for a carbon dioxide methanation catalytic reactor (105) comprises: - at least one cooling tube (110) passing through the reactor comprising: - an inlet (115) and - an outlet (120) positioned at an altitude higher than the inlet, - a water tank (125) supplying the tube by gravity, comprising: - a water outlet (130), connected to the inlet of the tube; - a water and steam inlet (135) connected to the outlet of the tube; - a steam outlet (140) and - a water supply inlet (145), - a means (150) for measuring the temperature in the catalytic reactor and - a means (155) for controlling a water level in the water tank configured to supply the water tank with water in order to maintain a predefined water level in the tank.
B01J 8/18 - Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
B01J 8/00 - Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
B01J 8/02 - Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
60.
HYBRID METHOD FOR LIQUEFYING A FUEL GAS AND FACILITY FOR IMPLEMENTING SAME
The present invention relates to a method for liquefying a fuel gas with a high methane content, which is a method that is a hybrid between an expansion method and a conventional open-cycle method. More specifically, the method according to the invention first of all compresses the cold medium then, in a first stage, uses the vaporisation thereof as cooling power and in a second stage expands to generate additional cold. The present invention also relates to a method for implementing the method according to the invention.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
61.
HYBRID METHOD FOR LIQUEFYING A FUEL GAS AND FACILITY FOR IMPLEMENTING SAME
The present invention relates to a method for liquefying a methane-based fuel gas, which comprises a pre-cooling and liquefaction phase, in which fuel gas is cooled and liquefied between ambient temperature T0 and a temperature T2 at least as low as the bubble-point temperature of the gas by exchange of heat with a main flow of refrigerant mixture circulating countercurrent-wise with respect to the gas in a first heat exchanger, and a sub-cooling phase in which the liquefied gas is sub-cooled from the temperature T2 down to a sub-cooling temperature T3, by exchange of heat with a flow of initially liquid gaseous nitrogen circulating in a third open circuit, countercurrent-wise with respect to the flow of fuel gas. The present invention also relates to a liquefaction facility for implementing the method according to the invention.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
62.
METHOD AND SYSTEM FOR CALCULATING, IN REAL-TIME, THE DURATION OF AUTONOMY OF A NON-REFRIGERATED TANK CONTAINING LNG
The present invention relates to a method and a system for calculating, in real-time, the duration of autonomy of a non-refrigerated tank containing natural gas comprising a liquefied natural gas (LNG) layer and a gaseous natural gas (GNG) layer. The present invention also relates to a system for calculating, in real time, according to the method of the invention, the duration of autonomy of a non-refrigerated tank, as well as to a vehicle comprising an NG tank and a system according to the invention.
The present invention relates, in general, to a method for liquefying a gas including mostly methane, in which method said gas to be liquefied circulates in a primary circuit from a source (1) to a tank (2) for liquefied gas, and in which a refrigerant mixture circulates in a closed secondary circuit, said method using, in particular, a main cryogenic exchanger, three compressors (21; 22; 23) and three aftercoolers (31; 32; 33), a distillation column (12) and a reboiler (13). The method according to the present invention is characterised in that the heat energy provided to the reboiler (13) comes directly from the overheating caused by the compression of the second compressor (22), said heat energy being carried to the reboiler (13) by means of an intermediate loop (40) connecting two heat exchangers (40a; 40b), the first heat exchanger (40a) recovering the heat energy released by the compression carried out in said second compressor (22), which heat energy is retransmitted via the intermediate loop (40) to the second heat exchanger (40b) in order to transmit same to the reboiler (13). The present invention also relates to a liquefaction facility implementing the method of the invention.
F25J 1/00 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
The device (20) for decarbonating biogas comprises: - a first tank (205), for holding a volume of liquid comprising lime and water, comprising: - a first part (275) comprising: - an inlet (215) for biogas into the liquid, - an inlet (210) for the liquid and - a partition (280) for overflowing of the liquid to a second part (285), - the second part comprising: - a means (265) for collecting calcium carbonate and - an outlet (220) for the liquid, configured to release a part of the liquid when the volume of the liquid in the first tank is greater than a predefined maximum retention volume, - a second tank (225), for holding a volume of liquid comprising lime and water, comprising: - an inlet (230) for water released by the first tank, - an outlet (235) for decarbonated biogas and - an outlet (240) for the liquid, - a pipe (245) for recirculating the liquid leaving the second tank to the first tank, - a means (246) of recirculating the liquid leaving the second tank to the first tank, - a sensor (250) for sensing the pH of the liquid and - a means (255) of supplying lime to the liquid when the pH of the liquid is less than a predefined setpoint value.
The present invention relates to a device (1) for containing a liquefied natural gas slick (10) spread over a water surface. Said device (1) includes a buoyant structure (6), to which is coupled a containing means (7) having a first surface (9), to be at least partially oriented towards the liquefied natural gas (10) and comprising a protective means (8) capable of insulating the buoyant structure (6) from the liquefied natural gas (10) and withstanding temperatures between about -170°C and +70°C.
The invention relates to a synthetic gas production device (10) comprising: an isothermal methanation reactor (105) comprising: an inlet (110) which is intended for syngas produced by gasification of hydrocarbon material and is connected to a syngas supply channel (115) and an outlet (120) for synthetic natural gas; a water separation means (125) comprising: an inlet (130) for synthetic natural gas and an outlet (135) for dehydrated synthetic natural gas; and a bypass (140) for a portion of the dehydrated synthetic natural gas from the outlet of the water separation means to the syngas supply channel in order to supply a mixture of the bypassed syngas and synthetic natural gas to the reactor.
The invention relates to a synthetic gas production device (1000) which comprises: a water electrolysis means (1105) for producing oxygen and hydrogen; a carbon dioxide supply channel (1110); a means (1115) for injecting hydrogen into a supply channel (1015) supplied with carbon dioxide, said carbon dioxide and said hydrogen forming a syngas; an isothermal methanation reactor comprising: an inlet (1010) intended for the syngas and connected to the syngas supply channel (1015) and an outlet (1020) for synthetic natural gas; a water separation means (1025) comprising: an inlet (1030) for synthetic natural gas and an outlet (1035) for dehydrated synthetic natural gas; and a bypass (1040) for a portion of the dehydrated synthetic natural gas from the outlet of the water separation means to the syngas supply channel in order to provide a mixture of the bypassed syngas and synthetic natural gas to the reactor.
The invention relates to a synthetic natural gas production device (10) which comprises: a means (805, 905) for high-temperature co-electrolysis of a carbon dioxide and water mixture in order to produce a syngas comprising carbon monoxide, carbon dioxide, water, and hydrogen; an isothermal methanation reactor (105, 205) comprising: an inlet (110, 210) for the syngas produced by the co-electrolysis means, an inlet (110) which is intended for the syngas produced by electrolysis and is connected to a syngas supply channel (115), and an outlet (120) for synthetic natural gas; a water separation means (125) comprising: an inlet (130) for synthetic natural gas and an outlet (135) for dehydrated synthetic natural gas; and a bypass (140) for a portion of the dehydrated synthetic natural gas from the outlet of the water separation means to the syngas supply channel in order to provide a mixture of the bypassed syngas and synthetic natural gas to the reactor.
The invention relates to a device (1) for multi-service management of a building and of equipment for the occupants, said device (1) comprising: • sensors (9) for sensing physical and/or chemical and/or biological measurements of the occupants' environment, e.g. the temperature, hydrometry or carbon dioxide level; • a first transmitter (7) for transmitting the measurements sensed by the sensors to a server. The device further comprises an alarm (10) that can be triggered by a user connected to a second transmitter in such a way that an alarm signal is transmitted to the server (5), and a support containing a device identifier that can be read by a mobile terminal in such a way that the server (5) can associate the measurements sensed by the sensors and/or the alarm signal with information from the mobile terminal, including the identifier.
The invention relates to a gas cartridge (1) comprising a closed chamber (10) for containing a pressurized gas, a dispensing nozzle (11) mounted on a neck (12) of the chamber, a secure connection plug (30) mounted on the dispensing nozzle, and a mechanical protective cover (20) mounted on the neck of the chamber and surrounding the secure connection plug. The mechanical protective cover comprises an opening (25) for accessing the secure connection plug. Said gas cartridge (1) is characterized in that it comprises a gas supply solenoid valve that is built into the secure connection plug or offset with respect thereto. The invention also relates to an adaptor kit and to a motor vehicle comprising the gas cartridge.
The invention relates to an energy production system (1) comprising: an energy production device (8) including a unit (14) for producing energy from a product (2) in the form of particles (4), and a supply device (16); and a container (10) defining an interior space (18). The system comprises at least one removable coupling unit (12) including a first coupling element (20) connected to the energy production device and a complementary second coupling element (22) connected to the container. The coupling unit can occupy a coupled configuration in which the particles can be transferred from the interior space to the supply device, and an uncoupled configuration. When the coupling unit is in the uncoupled configuration, the container can move in relation to the energy production device.
The invention relates to a device (10) for distributing liquefied natural gas to a regasification unit, comprising: at least one barge (20) including a tank (105) for storing liquefied natural gas (LNG), a means (110) allowing the barge (20) to float in a body of water, a means (115) for securing the barge (20) to a semi-submersible vessel (30), said barge (20) being positioned out of the water while the vessel (30) is in the submerged position, and a means (120) for transferring the gas contained in the storage tank (105) to a regasification unit (405) belonging to an onshore gas network (40); the semi-submersible vessel for transporting each barge, said vessel comprising a means (325) for supplying at least one tank with LNG; and at least one means (50) for moving at least one barge (20) floating in water to a regasification unit.
F17C 9/02 - Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure with change of state, e.g. vaporisation
F17C 13/00 - VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES - Details of vessels or of the filling or discharging of vessels
B63B 25/16 - Load-accommodating arrangements, e.g. stowing or trimming; Vessels characterised thereby for bulk goods fluid closed heat-insulated
B63B 27/26 - Arrangement of ship-based loading or unloading equipment for cargo or passengers of devices with throwing action
B63B 35/42 - Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for for transporting marine vessels with adjustable draught
73.
SUPPLY METHOD AND ASSOCIATED SUPPLY CONTAINER AND MANAGEMENT SYSTEM
The invention relates to a method for supplying a product (2), comprising the following steps: providing at least one container (10), said container (10) defining an interior space (42) for receiving the product (2) in the form of particles (6); filling the space inside the container (10) using a particle (6) filling unit; transporting the filled container (10) to an operating unit including a supply device; connecting the filled container (10) to the operating unit, said connection connecting the interior space (42) to the supply device; storing particles (6) in the interior space (42) of the container (10) that is connected to the operating unit; and transferring particles (6) from the interior space (42) of the connected container (10) to the supply device (20), the transferred particles (6) being used by the operating unit.
F23K 3/02 - Pneumatic feeding arrangements, i.e. by air blast
F23G 7/10 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of specific waste or low grade fuels, e.g. chemicals of field or garden waste
The liquefied natural gas fuelling vessel (10) comprises: - at least one first tank (105) of liquefied natural gas, stored at a first pressure, secured to the vessel, - at least one removable second tank (110) of liquefied natural gas stored at a pressure, higher than the first pressure, higher than 2 bar, - a means (115) of moving some of the liquefied natural gas from a first tank to a second tank, the said movement means comprising a means (120) of compressing the liquefied natural gas that is moved, and - a means (125) for securing each second tank to a storage surface of the vessel.
The door (40) for the boiler comprises a thermoelectric converter (405) for converting thermal energy generated by at least one burner into electrical energy using the Seebeck effect, and an output (410) for the electrical energy supplied by a converter to an electrical system of the boiler, the thermoelectric energy converter being positioned in contact: -on the one hand, with a first conducting element (415) of the door which element is directed toward products of combustion of the boiler combustion chamber (420), acting as the hot source of the converter, and -on the other hand, with a conducting second element (425) oriented toward a heat-transfer fluid of the boiler, acting as the cold source of the converter.
The device (10) for burning reagents in a so-called cool-wall (610) combustion chamber (605), which means to say one having a wall temperature supporting a thermal charge of less than 125 comprises: - at least one inlet pipe (105) for admitting a first reagent to the combustion chamber, - at least one primary pipe (110) for letting the second reagent into the combustion chamber separate from the inlet pipe for the first reagent, and - at least one secondary pipe (115, 215) for admitting a mixture of reagents into the combustion chamber having a means of injection (120, 220, 320, 420) of a stream of mixture of reagent directed toward the stream of the first reagent that has entered the chamber, the mixture coming from the secondary pipe leading to combustion to heat up: - the stream of first reagent leaving at least one first reagent inlet pipe, - the second reagent coming from the primary pipe, and - the products of combustion recirculated into the chamber to dilute the incoming reagents, to a temperature higher than a self-ignition temperature of at least one dilute reagent.
SELF-POWERED NON-INTRUSIVE FLOW SENSOR AND METHOD FOR CONVERTING HEAT ENERGY INTO ELECTRICAL ENERGY IN A NETWORK FOR TRANSPORTING LIQUIDS WHICH IMPLEMENTS SUCH A SENSOR
The present invention relates to a non-intrusive flow sensor (1) for measuring the flows of liquids passing through a network for transporting liquids, and to a method for measuring the flow of a liquid passing through a network (2) for transporting liquids by using such a sensor (1).
H01L 35/00 - SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR - Details thereof
G01F 1/66 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
78.
PROCESS AND DEVICE FOR ADJUSTING THE COMPOSITION OF A LIQUEFIED NATURAL GAS
The process (10) for adjusting the composition of a liquefied natural gas comprises: - a step (105) of storing a liquefied natural gas, referred to as "LNG", in a tank, and, in an iterative manner: - a step (125) of estimating a methane number of the stored LNG, - a step (160) of determining, as a function of the estimated methane number, an amount of an additive in the form of a liquefied gas, to increase or decrease the methane number of the LNG, to be injected into the tank so as to achieve a target methane number for the stored LNG and - a step (165) of injecting the determined amount of additive into the tank.
The invention relates to a system which includes: an initial hydraulic stimulation unit (3), with a unit (4) for injecting liquid CO2 under pressure into a well (11) producing from an atypical deposit; a unit (10) for recovering, at low temperature after a stimulation operation, a mixture of natural gas and CO2, said recovery unit (10) including in particular a unit (42) for assessing the amount of CO2 in the recovered mixture of natural gas and CO2, and a unit (42) for comparing said amount of CO2 with a threshold (S); a unit for separating at least one portion of the CO2 in liquid, semi-liquid or solid state from the recovered mixture of natural gas and CO2, with at least two different separation units (51, 52, 53) according to whether the amount of CO2 is higher or lower than the threshold (S); at least one unit (81) for provisionally storing the separated CO2 in liquid, semi-liquid or solid state; and at least one land vehicle (501, 502, 503, 504) for moving a provisional storage unit (81) towards another site in order to reuse the CO2 which has been separated and stored in liquid, semi-liquid or solid state, in order to supply a unit (4) for injecting liquid CO2 under pressure into a new stimulation unit (3) on a new adjacent well (11).
The present invention relates to a system (1) for generating low-power energy including a fuel cell (71) supplied by a gas network (2) and a rechargeable energy storage system (72). The present invention also relates to an energy generation method and to an energy management method implementing such an energy generation system.
The system for operating and monitoring a well for extracting or storing a fluid to be used, such as natural gas, comprises a tubing (20) in which the fluid to be used flows, a protective casing (60) disposed around the tubing (20) and a cement sheath (30) interposed between the casing (60) and a rock formation (70) through which the well extends. The system further comprises, outside the casing (60), between same and the cement sheath (30), a series of electronic units (110) distributed in predefined positions in a succession of planes perpendicular to the casing (60) and spaced apart axially along the casing (60). Each electronic unit (110) comprises a communication means (14) for the electronic unit to communicate with another electronic unit (110) or a surface terminal (100), a power supply unit (13) of the electronic unit (110) and at least one of the following elements: a) a detection unit comprising at least one sensor (11) for sensing a physical or chemical quantity and b) a signal processing unit (12).
The invention relates to a method for working on the wall of a fluid pipe by means of a tool (1) comprising a duct segment (100) and at least first means for creating a seal (130, 135) and second means for creating a seal (120, 125), the method comprising a step of moving the tool (1) inside the pipe until the duct segment (100) is positioned opposite an area (210) of the wall of said pipe, the method further comprising a step of creating a seal upstream and downstream from said area, respectively by means of the first and second means for creating a seal (120, 125, 130, 135), in order to seal an outer portion (320) of a section of the pipe around said area (210), followed by a step of working on said area (210) of the wall.
F16L 55/128 - Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
83.
SYSTEM AND METHOD FOR INJECTING LIQUID ODORANT INTO A NATURAL GAS PIPELINE
The invention concerns a system (10) and a method for injecting liquid odorant into a natural gas pipeline (12), comprising a reservoir (14) containing odorant in liquid form, a high-pressure pump (16) linked to the reservoir, a common injection rail (20) supplied with liquid odorant by the high-pressure pump, a plurality of odorant injectors (100) supplied with pressurised liquid odorant by the common injection rail and intended to inject odorant into the gas pipeline to cause same to be sprayed into the gas pipeline, and an electronic injection pipeline (24) for controlling the injectors and the high-pressure pump.
B01F 3/04 - Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed gases or vapours with liquids
B05B 1/30 - Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
F17D 3/12 - Arrangements for supervising or controlling working operations for injecting a composition into the line
B05B 12/04 - Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery for sequential operation or multiple outlets
B05B 12/12 - Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material discharged, of ambient medium or of target responsive to conditions of ambient medium or target, e.g. humidity, temperature
patents
