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540
resultados
Última actualización
13/10/2025 [15:20:00]
Resultados 250 a 275 de 540
Resumen de: WO2025202152A1
According to the invention, the technology disclosed here relates to a fuel cell system (10) having a fuel cell (11) with an anode (12) and a cathode (13), a cathode inlet path (14) for conducting cathode gas into the cathode (13), a cathode outlet path (15) for conducting process gas from the cathode (13) into the surroundings of the fuel cell system (10), wherein a compressor (16) for compressing the cathode gas is arranged in the cathode inlet path (14), wherein a turbine (17) which can be driven by process gas is arranged in the cathode outlet path (15), and an overload clutch (18) for overload-controlled torque transmission is arranged between the compressor (16) and the turbine (17). The technology according to the invention also relates to a vehicle (100) having the fuel cell system (10).
Resumen de: WO2025202533A1
An object of the invention is a module arrangement being arranged to a M x N matrix, N being any natural number. A fuel inlet manifold (150) and a fuel outlet manifold (152) form a fuel manifold (171) to deliver supply fuel gas (108) to the stacks and fuel exhaust gas (177) from the stacks, and the stacks been arranged in the manifold in a parallel connection from the fuel gas supply and fuel exhaust gas connection point of view. The inlet manifold (150) comprises gas flow holes of controllable sizes to the stacks (103) for forming even gas flow to the stacks, and the outlet manifold (152) comprises gas flow holes of controllable sizes to the stacks (103) for forming even gas flow from the stacks. The inlet manifold (150) comprising a connection structure (160), and a flow element (320) braking the main flow stream coming from the gas inlet connection (160), and the inlet manifold (150) comprising a gas volume (300) between the flow element braking the main flow stream and inlet manifold connection structure, and at least one of the inlet manifold and the outlet manifold comprising two layer structure comprising a gas tight cover structure (330) and inner heat insulation structure (310), and the module arrangement comprises a first gas seal (155) on the gas tight cover structure, a first electrical insulation plate (119) and a second gas seal (156) between the manifold (171) and the stack (103). On top side (122) and on bottom side (124) of the cell stack (103) the module arr
Resumen de: WO2025204418A1
This power generation cell is provided with: a membrane electrode structure which is formed by integrating a membrane electrode assembly and a frame member; and a pair of separators each forming a gas flow path, through which a reaction gas flows, between a first electrode and a second electrode of the membrane electrode assembly. A contact part in which the outer edge part of the frame member of the membrane electrode structure and the pair of separators come into contact with each other is provided with a seal part. The separators each have, between the gas flow path and the seal part, a flow suppression part that is formed with protrusions and recesses toward the membrane electrode structure so as to suppress a flow of a reaction gas bypassing the gas flow path, and a bypass flow path formation part that is provided between the flow suppression part and the seal part and forms a bypass flow path through which the reaction gas flows by bypassing the gas flow path.
Resumen de: WO2025204417A1
This power generation cell comprises: a membrane electrode structure that is configured by integrating a membrane electrode assembly which has an electrolyte membrane, an anode electrode, and a cathode electrode with a frame member which supports an outer edge of the membrane electrode assembly; and a pair of separators that are disposed respectively so as to face a first surface of the membrane electrode structure and a second surface on the opposite side from the first surface and that form a gas flow path. An abutting portion where the outer edge of the frame member and outer edges of the pair of separators abut on each other is provided with a seal part so as to prevent leakage of a reaction gas. The separator has a bypass suppression part that is on the outer side of a power generation region which is between the gas flow path and the seal part and in which the electrolyte membrane and the electrode overlap and that is formed so as to be textured facing the membrane electrode structure so as to suppress a flow of a reaction gas which bypasses the gas flow path.
Resumen de: WO2025204416A1
According to the present invention, a first separator is disposed along the outer edge part of a membrane electrode structure and has a plurality of first protrusions that protrudes toward the opposite side of a first surface. A second separator is disposed along the outer edge part of the membrane electrode structure and has a plurality of second protrusions that protrudes toward the opposite side of a second surface. The plurality of first protrusions each have an elongated shape that extends along a plurality of first center lines, which are parallel to each other, with a first width that is orthogonal to the plurality of first center lines, and the plurality of second protrusions each have an elongated shape that extends along a plurality of second center lines, which are parallel to each other, with a second width that is orthogonal to the plurality of second center lines. In a plan view viewed from a direction that is perpendicular to the first surface, the first center lines and the second center lines are substantially parallel to each other, and the first width is narrower than the second width.
Resumen de: WO2025204419A1
This power generation cell comprises: a membrane electrode structure that is formed by integrating a membrane electrode assembly having an electrolyte membrane, an anode electrode, and a cathode electrode, with a frame member that supports the outer edge of the membrane electrode assembly; and a pair of separators that are disposed so as to respectively face the first surface of the membrane electrode structure and the second surface on the side thereof opposite from the first surface, and that form a gas flow path. At an abutting section where the outer edge of the frame member abuts the outer edges of the pair of separators, a seal part is provided so as to prevent leakage of a reaction gas. The separator has a flat section that stretches between the gas flow path and the seal part and that, without interruption, abuts the first surface and the second surface of the membrane electrode structure from one end to the other end in the flow direction of the gas flow path on the outside of a power generation region where the electrolyte membrane and the electrodes overlap.
Resumen de: WO2025206386A1
A fuel cell system according to the present invention is provided with a plurality of power generation units electrically connected in parallel, a plurality of gas supply lines, a plurality of oxygen supply lines, and a control device. The plurality of gas supply lines supply fuel gas to each of the plurality of power generation units. The plurality of oxygen supply lines supply oxygen-containing gas to each of the plurality of power generation units. The control device calculates a power generation current value for at least one of the plurality of power generation units on the basis of the flow rate of the fuel gas flowing through at least one of the plurality of gas supply lines or the flow rate of the oxygen-containing gas flowing through at least one of the plurality of oxygen supply lines.
Resumen de: WO2025206391A1
This fuel cell system includes a converter, a plurality of power generation units, a plurality of current sensors, and a control unit. Each of the power generation units includes a fuel cell. The plurality of power generation units are electrically connected in parallel to the converter. Each of the current sensors detects a current flowing through the power generation unit. The control unit controls the flow rates of a fuel gas, water, and air supplied to the power generation unit according to a current value of the power generation unit.
Resumen de: AU2025230732A1
Abstract A system for controlling an electrochemical production process includes a variable controllable power circuit and an electrolytic cell. The cell includes two electrodes and operates in different possible states dependent on the potential difference across the electrodes. The system includes a power circuit controller that causes the power circuit to apply a given potential difference across the electrodes to initiate operation of the cell in the state associated with the given potential difference. The possible states include a production state associated with a first non-zero potential difference in which a product of interest is produced, and an idle state associated with a second non-zero potential difference in which the product of interest is not produced. A monitoring and control subsystem maintains a predefined set of production process conditions, including a predefined operating temperature range, while the cell operates in both the production state and the idle state. Abstract A system for controlling an electrochemical production process includes a variable controllable power circuit and an electrolytic cell. The cell includes two electrodes and operates in different possible states dependent on the potential difference across the electrodes. The system includes a power circuit controller that causes the power circuit to apply a given potential difference across the electrodes to initiate operation of the cell in the state associated with the given potenti
Resumen de: AU2024374500A1
The present application provides a bipolar plate structure and a manufacturing method therefor, and a flow battery. The bipolar plate structure comprises a bipolar plate body, wherein each of two side surfaces of the bipolar plate body comprises a coverage area that is covered by an electrode and a circumferential edge area that is not covered by the electrode, the circumferential edge area is covered by a shell, the shell is made of modified polypropylene, and the modified polypropylene is formed by blending and modifying polypropylene-grafted maleic anhydride, maleic anhydride grafted with an ethylene-octylene copolymer, and polypropylene. Since the edge area of the body of the bipolar plate structure of the present application is covered by the shell having enhanced mechanical properties, ageing resistance, oxidation resistance and other performance, the leakage problem is avoided, and the overall performance and system stability of a flow battery are improved.
Resumen de: AU2024374499A1
Provided in the present application is a flow battery. In the flow battery, the opposite sides of any adjacent frames are provided with a main engagement protruding portion, a main engagement recessed portion, a first electrolyte inlet channel, a first electrolyte outlet channel, a second electrolyte inlet channel and a second electrolyte outlet channel, wherein the main engagement protruding portion engages with the main engagement recessed portion to form a main sealing engagement path; the first electrolyte inlet channel, a first cavity and the first electrolyte outlet channel are in communication with one another; the second electrolyte inlet channel, a second cavity and the second electrolyte outlet channel are in communication with one another; and at least one of the first electrolyte inlet channel, the first electrolyte outlet channel, the second electrolyte inlet channel and the second electrolyte outlet channel is separated by means of the main sealing engagement path. Between adjacent frames, at least one of the first electrolyte inlet channel, the first electrolyte outlet channel, the second electrolyte inlet channel and the second electrolyte outlet channel is separated by means of the main sealing engagement path, thereby providing advantages such as simple production processes, low production costs and good sealing effects.
Resumen de: WO2025201981A1
The invention relates to a cell layer (100) for an electrochemical cell stack (10, 60), in particular a fuel cell stack (10) or an electrolysis cell stack (60), at least comprising a cell frame (120) for radially (Rr) fluid-sealing an electrochemically active region in the cell stack (10, 60), and a membrane (131) arranged within the cell frame (120) for an electrochemical function of the cell stack (10, 60), and the membrane (131) is designed as a membrane-seal device (130), the membrane (131) being part of a membrane-seal device (130), and the membrane (131) has, on/in the radially (Ra) outer circumferential portion (133) thereof, a membrane seal (132) which runs around completely in the circumferential direction (Ur) of the cell layer (100) and which can be or is designed to be fluid-tight with respect to the cell frame (120).
Resumen de: AU2024250115A1
The present application relates to an electrolyser cell unit having a cell layer (1314) comprising an electrochemically active cell area (1350), the cell layer (1314) having a first side (1315a) and a second side (1315b). The cell unit defines a first fluid flow region (1360) for delivery of fuel to the first side (1315a) of the cell layer (1314) and a second fluid flow region (1365) for exhaust of a fluid from said second side (1315b) of the cell layer (1314). The cross-sectional area of the second fluid flow region (1365) is smaller than the cross-sectional area of the first fluid flow region (1360).
Resumen de: AU2024274080A1
Provided are methods and systems for combining hydrogen supply and fuel cell processes for increased efficiency of electricity generation. The method may include decomposing methane to produce at least hydrogen, introducing at least a portion of the hydrogen to a fuel cell to generate at least electricity and heat, and capturing at least a portion of the heat from the fuel cell to reduce an electricity requirement for the methane decomposition. The system may include a methane preheater, a reaction system, a hydrogen storage system, a hydrogen fuel cell, and a heat recovery unit. The reaction system may comprise one or more reaction chambers containing a liquid base fluid, carrier droplets and a catalyst, wherein the reaction system is configured to decompose methane. The heat recovery unit may be configured to supply waste heat from the hydrogen fuel cell to the methane preheater.
Resumen de: AU2024234821A1
The invention relates to a fuel cell installation (10) comprising: - a solid oxide fuel cell unit (30) comprising a first inlet for introducing a heated fuel feed flow (50), a second inlet for introducing a heated oxygen-rich gas flow (52), a first outlet for recovering an anodic gas flow (18), and a second outlet for recovering a cathodic gas flow (20), - a first heat exchanger system (42) for heating a fuel feed flow and a second heat exchanger system (44) for heating the oxygen-rich gas flow, each heat exchanger system comprising an enclosure (420, 440) defining a vertical circulation pipe (422, 442) and a tube bundle system arranged in the circulation pipe. Each of the first and second outlet emerges at the bottom of the circulation pipe of the first, respectively second, heat exchanger system so that the anodic, respectively cathodic, gas flow circulates from bottom to top in crossflow through the or each tube bundle (74) of the first, respectively second, heat exchanger system.
Resumen de: WO2025202210A1
The invention relates to a modular assembly for a solid oxide electrolysis system for producing hydrogen. The assembly comprises at least one module (1) comprising at least one stack (2) of solid oxide plates positioned in a heat chamber (3), pipes for supplying fluids into the stack (2), pipes for discharging fluids from the stack (2), and at least one fluid-heating device allowing the fluid to reach a temperature that is compatible with the operation of the stack (2). The module (1) comprises a first removable part (10) provided with first connectors (4) for fluid pipes, which part comprises the stack (2) of solid oxide plates positioned in the heat chamber (3), and a second fixed part (11) provided with second connectors (5) capable of being connected to and disconnected from the first connectors (4). The second fixed part (11) comprises a distribution network (13) comprising the fluid supply pipes (14) and fluid discharge pipes (15).
Resumen de: WO2025202201A1
The invention relates to a hot box (1) of reversible high-temperature SOEC/SOFC electrolysis stacks (2), comprising a tank (10) accommodating at least two stacks, an inlet (14) and an outlet (15) through which first and second fluids (32) can enter and be discharged, said hot box further comprising a first supply pipe (6) for supplying a third fluid to each of said at least two stacks (2), and which extends from outside said tank to a central shaft (60). The hot box comprises sub-pipes (61) for distributing said third fluid, these each extending from the central distribution shaft to an inlet of a stack, said at least two stacks being positioned at equal distances from said central shaft. The hot box also includes discharge channels (62) which extend from the bottom of each of the stacks, to a second discharge pipe that collects a fourth fluid and discharges it out of said tank.
Resumen de: WO2025202220A1
The present invention relates to a metal fiber having an anisotropic surface texture, comprising: a first end region on a first end of the metal fiber having a smooth surface; and a second end region on a second end of the metal fiber having a non-smooth surface.
Resumen de: WO2025201926A1
The invention relates to tensioning band (10) for strapping fuel cell stack (20), wherein the fuel cell stack (20) is configured to be subjected to predetermined cyclically varying dimensions and wherein the tensioning band includes two end portions (12a, 12b) and an elastic compensation structure (14a, 14b) capable of compensating for the predetermined length variations of the tensioning band (10) corresponding to the cyclically varying dimensions of the object, wherein, in a tightened configuration of the tensioning band (10), at least a centre portion the compensation structure (14a,15 14b) has a periodic, corrugated profile with an amplitude A and period L. It is proposed that, in a first region around a maximum and a minimum turning point of the corrugated profile, a curvature of the profile is at least 5% smaller than the curvature of a sine profile with the same amplitude A and period L at its maximum or minimum turning points.
Resumen de: WO2025201852A1
The present disclosure relates to fuel cell membrane electrodes and fuel cell systems and electrical devices having the membrane electrodes. The fuel cell membrane electrode includes a proton exchange membrane, a cathode catalyst layer disposed on a cathodic side of the proton exchange membrane. The fuel cell membrane electrode also includes a cathode gas diffusion layer disposed on an outer side of the cathode catalyst layer, an outer surface of the cathode gas diffusion layer having a first region in contact with a bipolar plate and a second region not in contact with the bipolar plate. Further, the fuel cell membrane electrode further comprises a hydrophobic layer disposed on an outer side of the cathode gas diffusion layer, wherein the hydrophobic layer has hydrophobic properties and the hydrophobic layer covers at least a portion of a region in the second region. This approach preserves moisture in the membrane electrodes, improves the performance and lifespan of fuel cells, and provides cost savings.
Resumen de: WO2025201610A1
The invention relates to a method for producing syngas from carbonaceous feedstock comprising two or more different compositions of carbonaceous material (e.g. plastics, textiles, biomass, organic matter, natural gas, biogas, carbon dioxide, waste gases), the method comprising: Gasification of the waste feedstock by feeding the feedstock into a primary reaction zone, hereby generating a first output stream; Feeding the first output stream from the first reactor into a secondary reaction zone hereby generating a second output stream; Feeding the second output stream into a cleaning and conditioning reaction zone, hereby generating a third output stream Feeding the third output stream from the cleaning and conditioning reaction zone into a product synthesis reaction zone hereby generating a fourth output stream; Separating the fourth output stream from the product reaction into a fifth liquid crude product stream which is sent for further treatment (e.g., distillation) and at least a sixth and a seventh gas stream; At least part of the sixth gas stream is recycled to the product synthesis reaction zone; At least part of the seventh gas stream is looped back to the primary reaction zone for further conversion; Gasification parameters for the first and the second reaction zones are controlled to take into account the composition and amount of the recycled gas streams; and Providing a solid oxide electrolysis system (SOEC) to create a hydrogen and oxygen input to the process; Prov
Resumen de: WO2025201590A1
An arrangement (1) of electrochemical cells (2), in particular electrolysis cells, comprises a hydraulic compression device (7) which has a plurality of pistons (18) each guided within a cylinder (15, 16) and which is designed to exert a compressive force on the stacked cells (2). The cylinders (15, 16) are connected to one another by at least one transverse connection (12, 13) provided for pressure equalization.
Resumen de: WO2025201728A1
The invention relates to a method for producing an electrically conductive contact layer on an oxidation-loaded component, in which a component comprising a titanium-based alloy (27), which comprises at least one noble metal in a titanium matrix (33) as an alloy element, is provided. An etching agent is applied to a surface (35) of the component, material of the titanium matrix (33) being selectively removed. As a result, material of the alloy element is exposed such that an electrically conductive contact layer (29) comprising the noble metal is formed close to the surface. The contact layer (29) can optionally be configured as a porous layer having a porosity that can be adjusted by means of the etching process. The method can be used to produce a contact layer on oxidation-loaded components of an electrochemical cell, such as components of an electrolysis cell (1) or a fuel cell, in particular a bipolar plate (21a, 21b) or a gas diffusion layer (11a, 11b) having a titanium-based alloy (27).
Resumen de: US2025309301A1
An electrochemical power system is provided that generates an electromotive force (EMF) from the catalytic reaction of hydrogen to lower energy (hydrino) states providing direct conversion of the energy released from the hydrino reaction into electricity, the system comprising at least two components chosen from: H2O catalyst or a source of H2O catalyst; atomic hydrogen or a source of atomic hydrogen; reactants to form the H2O catalyst or source of H2O catalyst and atomic hydrogen or source of atomic hydrogen; and one or more reactants to initiate the catalysis of atomic hydrogen. The electrochemical power system for forming hydrinos and electricity can further comprise a cathode compartment comprising a cathode, an anode compartment comprising an anode, optionally a salt bridge, reactants that constitute hydrino reactants during cell operation with separate electron flow and ion mass transport, and a source of hydrogen. Due to oxidation-reduction cell half reactions, the hydrino-producing reaction mixture is constituted with the migration of electrons through an external circuit and ion mass transport through a separate path such as the electrolyte to complete an electrical circuit. A power source and hydride reactor is further provided that powers a power system comprising (i) a reaction cell for the catalysis of atomic hydrogen to form hydrinos, (ii) a chemical fuel mixture comprising at least two components chosen from: a source of H2O catalyst or H2O catalyst; a source o
Nº publicación: AU2024254647A1 02/10/2025
Solicitante:
NUOVO PIGNONE TECNOLOGIE S R L
NUOVO PIGNONE TECNOLOGIE - S.R.L
Resumen de: WO2024199733A1
The plant comprises a heat exchanger adapted to receive a compressed inlet flue gas stream and condense CO2 contained in the compressed flue gas stream. The plant further comprises separation drums adapted to receive a chilled flue gas stream containing at least partly liquefied CO2 from the heat exchanger, and to separate liquid CO2 from the chilled flue gas stream. The pressurized CO2 collected at the liquid outlet of the separation drums flows through a pressurized CO2 outlet duct extending through the heat exchanger without expansion. The resulting liquefied or supercritical carbon dioxide at the outlet of the heat exchanger does not require to be compressed again. A refrigeration circuit removes heat from the inlet flue gas streaming through the heat exchanger.
BOPI
Sede Electrónica
