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333
results.
Updated on
15/11/2026 [06:55:00]
Results 25 to 50 of 333
Absstract of: US20260360780A1
A fuel cell system includes a plurality of fuel cells that generate electric energy by reacting hydrogen gas with oxygen in air, a plurality of individual air compressors provided respectively in the plurality of fuel cells, and a common air compressor. Each of the individual air compressors boosts air to a desired operation pressure and supplies the air to a corresponding one of the fuel cells. The common air compressor is provided on an upstream side of the plurality of individual air compressors. The common air compressor boosts air and supplies air having a predetermined reference pressure to the plurality of individual air compressors.
Absstract of: US20260360775A1
A fuel cell system, a method of at least partially cracking fuel gas in a fuel cell system, and a method of startup of a fuel cell system. The fuel cell system defining an anode inlet gas fluid flow path for delivering a fuel gas from a first inlet of a recuperative heat exchanger to a first outlet of said recuperative heat exchanger, through a cracker, to a second inlet of said recuperative heat exchanger, to a second outlet of said recuperative heat exchanger and to an anode inlet of at least one fuel cell stack. The fuel cell system having a heat source configured to provide heat to the anode inlet gas fluid flow path between the first outlet of said recuperative heat exchanger and the second inlet of said recuperative heat exchanger. The recuperative heat exchanger arranged to transfer heat from relatively higher temperature at least partly cracked fuel gas from the cracker outlet to relatively lower temperature fuel gas delivered between the first inlet and the first outlet of the recuperative heat exchanger.
Absstract of: US20260360782A1
The invention relates to a method (200) for carrying out a rewetting measure of a fuel cell stack (10) of a fuel cell assembly (1), preferably a fuel cell vehicle, wherein, during operation of the fuel cell assembly (1), a moisture quality of the fuel cell stack (10) is determined, which represents a degree of dryness of at least one region of the fuel cell stack (10). Based on this moisture quality, a decision is made regarding the extent to which the rewetting measure of the at least one too-dry region of the fuel cell stack (10) is or and/or should be carried out. The rewetting measure is carried out by actively influencing an electric current that is and/or can be generated by the fuel cell stack (10).
Absstract of: US20260360787A1
This sub-assembly for fuel cell stack comprises at least one first bipolar half-plate (42) and a membrane-electrode assembly comprising a membrane and a bipartite frame (30) formed by a first half-frame (32) and a second half-frame (34). At least the second half-frame (34) is coated, on a first surface (S34) facing a first surface (S32) of the first half-frame, with a layer of securing adhesive. First openings (320) arranged through the first half-frame (32) are each disposed facing a solid portion (42A) of the first bipolar half-plate and facing a solid portion (34A) of the second half-frame, in a direction perpendicular to a main plane of the membrane (π22). The first bipolar half-plate (42) is secured to the frame (30) by a quantity (Q2) of adhesive that extends through the first openings (320) and comes from the adhesive coated on the first surface (S34) of the second half-frame (34).
Absstract of: US20260360771A1
There is provided a stacked structure body of a fuel cell separator capable of securing a stable reaction force at an opposing receiving part and effectively restraining over-compression of a bead part even when a misalignment of stacking occurs in the stacked separators. The stacked structure includes a first set having one separator and a second set having another separator, one separator and another separator have bead parts, and receiving parts to receive an over-compression load of each of the bead parts, respectively, one separator and another separator are oppositely arranged such that the surfaces on the protruding sides of the bead parts and the receiving parts face each other, the linearly extending direction of the receiving part of one separator and the linearly extending direction of the receiving part of another separator are non-parallel, and the opposing receiving parts partially overlap each other.
Absstract of: US20260356018A1
The invention relates to a method for producing flat fuel cell components (6), in particular bipolar plates, from thermoplastic material with an additional component that has good electrical and thermal conductivity, wherein the flat fuel cell component is produced by means of injection molding using an injection molding device (1) which has at least one injection unit (2) and at least one mold unit (3) with a wall surrounding a respective cavity. Efficient production of flat fuel cell components is achieved in that the melted thermoplastic material with the additional component is filled as melt mass by means of the at least one injection unit (2) under pressure into the hollow space of the respective cavity (31) of the at least one mold unit (3), said hollow space corresponding unchanged to the geometry of the fuel cell component, and the heat transfer via the wall (30) is adapted to the thermal conductivity and thermal capacity and filling speed of the melt mass in such a manner that the respective cavity (31) is completely filled with this as molding mass (5) before the temperature of the melt mass falls below its melting temperature.
Absstract of: US20260361128A1
A hybrid energy storage and management system is disclosed. The system includes fuel cells, working in conjunction with one or more electrolyzers to split water into hydrogen gas and oxygen gas. The gases are then stored for later use in generating electricity by fuel cells. The system uses heat management, ensuring the efficient utilization of heat produced by fuel cells and electrolyzers. The system incorporates batteries for electricity storage and super-capacitors to offer rapid response to electrical demands. In some embodiments, the system includes AC/DC, DC/DC, DC/AC converters to meet requirements of different large scale and small scale applications.
Absstract of: US20260360769A1
A carbon catalyst that exhibits high catalytic activity while effectively avoiding problems caused by iron, an electrode, and a battery; wherein, the carbon catalyst has a ratio L/La of an average carbon network plane size L, which is obtained by temperature programmed desorption analysis capable of heating to 1,600 °C, to a crystallite size La, which is obtained from a diffraction peak in a vicinity of a diffraction angle (2θ) of 43° in an X-ray diffraction pattern obtained by powder X-ray diffraction using a CuKα ray, of 12 or more, and the carbon catalyst has an iron content of 3,000 ppm or less.
Absstract of: US20260360737A1
A carbon catalyst that exhibits high catalytic activity, an electrode, and a battery; wherein, the carbon catalyst has a ratio L/La of an average carbon network plane size L, which is obtained by temperature programmed desorption analysis capable of heating to 1,600 °C, to a crystallite size La, which is obtained from a diffraction peak in a vicinity of a diffraction angle (2θ) of 43° in an X-ray diffraction pattern obtained by powder X-ray diffraction using a CuKα ray, of 15 or more, and a BET specific surface area of 100 m2/g or more.
Absstract of: US20260356189A1
This dump truck is a dump truck including a vehicle body frame on which a drive source using hydrogen as fuel is mounted, and a dump body that is pivotably joined to the vehicle body frame at a pivot portion, a load is to be mounted on the dump body. The dump truck further includes a hydrogen tank configured to store the hydrogen. The hydrogen tank is provided for the dump body.
Absstract of: US20260360795A1
An embodiment discloses a stacking apparatus including a stacking module including a main stage, and a stacking head configured to stack a positive electrode plate, a negative electrode plate, and a separator on the main stage, a positive electrode plate supply module configured to supply the positive electrode plate, and a negative electrode plate supply module configured to supply the negative electrode plate, in which the stacking module includes at least one support unit configured to support the positive electrode plate, the negative electrode plate, and the separator stacked on the main stage, in which the at least one support unit includes a support pin, a first support driving part configured to move the support pin in a horizontal direction, and a second support driving part configured to move the support pin in a vertical direction, and in which the first support driving part and the second support driving part operate independently.
Absstract of: US20260360767A1
Provided is a catalyst layer which improves the performance and durability of a membrane-electrode assembly. An aspect of the present disclosure provides a catalyst layer which has a flexural modulus of 50 to 400 MPa and a flexural strength of 0.3 to 10 MPa.
Absstract of: US20260356228A1
A charging system that includes a fuel cell system for generating power for an electric transport system is described. The charging system includes at least one hydrogen fuel cell for power generation, and a charging component includes at least one charger. The charger includes an electrical coupling configured to couple the fuel cell system to at least one electric transport system so that electrical power can be transferred from the fuel cell system to the electric transport system. The fuel cell system provides the electrical power to the electric transport system without requiring access to an electric grid.
Absstract of: US20260360773A1
An integrated support and interconnect for solid oxide fuel cells or electrolysis cells, and a preparation method therefor. The method comprises: first, obtaining an integrally formed integrated support and interconnect by means of an additive manufacturing technology, and then preparing through-holes in the surface thereof by means of laser drilling, electron beam drilling or chemical etching technology, such that the integrated support and interconnect has multiple functions of supporting, mass transfer, and serially connecting solid oxide fuel cells or electrolysis cells.
Absstract of: US20260357462A1
Methods and systems for dissolving an iron-containing ore are disclosed. For example, a method of processing and dissolving an iron-containing ore comprises: thermally reducing one or more non-magnetite iron oxide materials in the iron-containing ore to form magnetite in the presence of a reductant, thereby forming thermally-reduced ore; and dissolving at least a portion of the thermally-reduced ore using an acid to form an acidic iron-salt solution; wherein the acidic iron-salt solution comprises protons electrochemically generated in an electrochemical cell.
Absstract of: US20260360768A1
Methods of forming porous electrodes are provided, such porous electrodes, and thus the techniques for forming the same, having beneficial uses in conjunction with redox flow batteries. The methods include the use of phase inversion as part of the fabrication process. In one exemplary embodiment, a polymer solution is immersed in one solvent in conjunction with performing polymer blend casting, and then is subsequently immersed in a second solvent to induce phase inversion. The phase inversion causes two polymers from the polymer solution to separate, leaving one polymer as a standalone porous polymer and the other polymer with the two solvents in which the polymer solution was disposed. Post treatments can be performed on the porous polymer to form a desired porous electrode configuration. The electrode can be used in a redox flow battery, for example. Various formulation techniques and recipes, along with resulting porous electrode configurations, are also provided.
Absstract of: US20260360832A1
The present invention relates to tracking-resistant electromobility components having a colour distance ΔE from the L*a*b* coordinates to a colour number of the RAL colour chart beginning with a “2” of <20 containing polymer compositions based on at least one polyamide and 1,3-dihydro-5,6-bis(((2-hydroxy-1-naphthyl)methylene)amino-2H-benzimidazol-2-onato(2-)-N5,N6,O5,O6)nickel and to the use of 1,3-dihydro-5,6-bis(((2-hydroxy-1-naphthyl)methylene)amino-2H-benzimidazol-2-onato(2-)-N5,N6,O5,O6)nickel for producing polyamide-based tracking-resistant electromobility components having a colour distance ΔE from the L*a*b* coordinates to a colour number of the RAL colour chart beginning with a “2” of <20.
Absstract of: EP4837718A1
0001 The present invention addresses the problem of providing: a mold which has high durability and is capable of suppressing burrs from a gasket; and a composite member for an electrochemical device. This mold (5) is provided with a first mold (5D) and a second mold (5U). A base material (2) is disposed in the first mold (5D). The second mold (5U) is disposed so as to face the first mold (5D) in the Y direction, and has a cut-off part (50) and a cavity recess part (51) that is disposed on the inner side of the cut-off part (50) in the X-direction and that partitions a cavity (5M) for molding a gasket (4). The cut-off part (50) has: a planar top surface (500) that protrudes toward the base material (2) side with respect to a parting line (PL) and extends in the X direction; a protruding inner side surface (501) that is disposed on the inner side of the top surface (500) in the X-direction; and a protruding outer side surface (502) that is disposed on the outer side of the top surface (500) in the X-direction. The width (W2) in the X-direction between the protruding inner side surface (501) and the protruding outer side surface (502) narrows in the direction from the parting line (PL) toward the top surface (500).
Absstract of: EP4838592A1
0001 The present invention relates to a membrane-electrode assembly and a fuel cell including same. The membrane-electrode assembly has, by means of elongation, surface irregularities only on the surface of a catalyst layer, such that interfacial bonding strength is increased by the surface irregularities, the degree of contraction or expansion during cell operation is reduced such that durability may be improved, and furthermore, porosity is improved such that mass transfer and cell performance may also be improved.
Absstract of: WO2025146419A1
The invention essentially consists in integrating, into a receptacle (6), at least one electrochemical stack containing solid-oxide electrochemical cells (1), which stack is intended to operate at high temperature as an electrolysis or co-electrolysis reactor, a volume around the at least one electrochemical stack being filled with a material, at least one vitreous matrix of which material will act as a second gas-tight barrier, i.e. as an additional barrier to the barriers formed by the seals around the cathode and anode compartments of the stack.
Absstract of: WO2025186363A1
A framed membrane electrode assembly (1) for a fuel cell has a membrane electrode assembly (2), wherein the frame substrate (4) is arranged at least in an edge region of the membrane electrode assembly (2). The frame substrate (4) has at least one through-opening (6) which extends through the frame substrate (4) from an anode-side surface (4a) to a cathode-side surface (4b). A sealing assembly (3) made of a sealing material is arranged both on the anode-side and on the cathode-side surface of the frame substrate (4) and has in each case at least one sealing bead (30) which is connected both on the anode side and on the cathode side via at least one gate (7) to a cast-on part (5) made of the sealing material. The through-opening (6) is filled with the sealing material, and the cast-on part (5) overlaps with the through-opening (6), wherein the through-opening (6) has a greater extent than the cast-on part (5) at least in the direction of the at least one runner (7).
Absstract of: EP4838589A1
0001 A method for manufacturing a catalyst layer (2) for a fuel cell, comprising: - preparing a suspension (9) by mixing a powder composition with a liquid medium, said powder composition comprising catalyst particles, - depositing the suspension (9) on a substrate (3), and - heating the deposited suspension (9) to obtain the catalyst layer (2) by drying, characterized in that the method further comprises emitting laser radiations toward the deposited suspension (9) with a laser light source (11) for drying said deposited suspension (9).
Absstract of: EP4838588A1
The present invention relates to a composition for a fuel cell catalyst layer, a method for producing same, an electrode for a fuel cell comprising same, and a fuel cell. By comprising a composite of a heat-dissipating material and an ionomer, the composition for a fuel cell catalyst layer can effectively reduce temperature rise in an electrode due to high thermal conductivity of the heat-dissipating material, and as a result, the composition for a fuel cell catalyst layer may provide an electrode for a fuel cell that can prevent degradation in durability and performance of the electrode caused by heat.
Absstract of: EP4838590A1
The present application relates to a connection assembly, a power system, and an engine system. The connection assembly is used to mechanically fix and conductively connect a fuel cell stack and a power transfer unit together. The connection assembly comprises: a conductive core; an insulating element disposed around the conductive core; and a shielding element disposed around the insulating element, wherein the two ends of the connection assembly are capable of being inserted into corresponding insulating post assemblies of the fuel cell stack and the power transfer unit, respectively, to achieve mechanical fixation and conductive connection between the fuel cell stack and the power transfer unit. This simplifies the mechanical fixation and conductive connection between the fuel cell stack and the power transfer unit.
Nº publicación: GB2706063A 11/11/2026
Applicant:
THE PROVOST FELLOWS FOUND SCHOLARS AND THE OTHER MEMBERS OF BOARD OF THE COLLEGE OF THE HOLY AND UND [IE]
The Provost, Fellows, Foundation Scholars, and the other members of Board, of the College of the Holy and Undivided Trinity of Queen Elizabeth, near Dublin
Absstract of: GB2706063A
A cathode comprising an elongate hollow member 23, with a helical configuration, arranged to coil around an anode 24 to form an electrode assembly that may be used in a microbial fuel cell (MFC). At least a portion of the external surface of the cathode is coated with a catalytic formulation that may be applied by immersion and may be carbon-based, including one or more of activated carbon, carbon black, carbon fibres, carbon nanotubes, graphene, and graphite. At least a portion of the external surface of the cathode may comprise copper particles. The cathode may be tubular, 3D printed and formed of polymeric material including composite material comprising a polymer, such as polylactic acid, and one or more catalytic components. The anode may be a graphite brush anode. A method of preparing a cathode is also disclosed that may comprise etching the external surface by solvent immersion before catalytic coating. Figures 2a and b
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