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PLANT-BASED ELECTRICAL DEVICES

Resumen de: US20260081196A1

A device may include a decellularized biological scaffold, a first electrode, and a second electrode, wherein the decellularized biological scaffold is in electrical and/or chemical communication with the first and second electrodes. In one example, the device is a battery and the device may include an electrolyte layer supported on the decellularized biological scaffold; an anode layer disposed on a first side of the electrolyte layer; and a cathode layer disposed on second side of the electrolyte layer, opposite the anode layer. The electrolyte layer may include a plant-based conductive hydrogel and/or a PEDOT collagen matrix. The anode and/or the cathode layer may comprise metallic vesicles secreted by a plant.

LOW-HYDROGEN-PERMEABILITY PROTON EXCHANGE MEMBRANE, AND PREPARATION METHOD THEREFOR AND USE THEREOF

Resumen de: AU2025268573A1

The present invention relates to the technical field of the electrolysis of water, and specifically relates to a low-hydrogen-permeability proton exchange membrane, and a preparation method therefor and the use thereof. The proton exchange membrane comprises a Pt-containing additive layer and a matrix membrane, wherein the Pt-containing additive layer is composed of a Pt additive and a fluorine-containing proton exchange resin, the Pt-containing additive layer comprises an array layer and a flattening layer, the thickness ratio and the active-component ratio of the array layer to the flattening layer are respectively within the ranges of 1:(0.5-30) and 1:(1-50), and the array layer is composed of arrays arranged in order and an array layer resin coating the arrays. In the low-hydrogen-permeability proton exchange membrane provided by the present invention, by providing the Pt-containing additive layer consisting of the array layer and the flattening layer, the specific surface area of the Pt-containing additive layer is effectively increased by means of the arrays in the array layer, thereby achieving the efficient utilization of an additive; moreover, the hydrogen permeability improvement effect is further improved by controlling the thickness ratio and the active-component ratio of the array layer to the flattening layer and the parameters of the arrays.

METHOD FOR TRANSITIONING LOAD IN AN ELECTROLYSER

Resumen de: AU2024342195A1

The present invention provides a method of changing the electrolytic conversion rate within at least on electrolyser cell stack of an electrolyser system having a fluid inlet, fluid outlet and a power control system, and using said power control system to change the voltage across the electrolyser cell stack, allowing the fluid outlet temperature to change in response to the voltage change, setting an inlet temperature to substantially match the new outlet temperature, and then allowing the voltage to revert to a substantially thermoneutral value, such that the electrolyser cell stack is operating at a changed stack temperature and changed electrolytic conversion rate.

Electrode, membrane electrode assembly, electrochemical cell, stack, and electrolyzer

Resumen de: AU2025223937A1

An electrode according to an embodiment includes a support and a catalyst layer having a structure in which sheet layers and gap layers are laminated alternately. The gap layers comprise a first oxide comprising a first element which is one 5 or more elements selected from the group consisting of Ti, Al, Ta, Nb, Hf, Zr, Zn, W, Bi, and Sb. An electrode according to an embodiment includes a support and a catalyst layer having a structure in which sheet layers and gap layers are laminated alternately. The gap layers 5 comprise a first oxide comprising a first element which is one or more elements selected from the group consisting of Ti, Al, Ta, Nb, Hf, Zr, Zn, W, Bi, and Sb. ep e p Fig. 1 Fig. 2 Fig. 3 Fig. 1 Fig. 2 Fig. 3 ep e p

THERMAL MANAGEMENT OF HIGH-TEMPERATURE ELECTROCHEMICAL DEVICES

Resumen de: AU2024366214A1

The invention relates to an electrochemical device (1) comprising: - at least one, preferably a plurality of, electrochemical cell (4) comprising a fuel electrode an oxygen electrode and a membrane, - at least one fluid inlet line (2) leading to the fuel electrode of the at least one electrochemical cell (4), - at least one fluid outlet line (3), exiting the fuel electrode of the at least one electrochemical cell (4), - at least a first co-fluid line leading to the oxygen electrode of the at least one electrochemical cell, - a reformer with an integrated heat exchanger (5) located upstream to the at least one electrochemical cell (4), - at least one hot stream line (6) to provide heat to the fluid inlet line (2), - at least two temperature sensors (T) for detecting the inlet temperature of the at least one fluid and/or for detecting the at least one outlet temperature of the at least one fluid, preferably at a reformer inlet side and/or a reformer outlet side. A first pre-heater (7) is arranged between the reformer (5) and the at least one electrochemical cell (4). The fluid inlet line (2) is in fluid communication with the reformer (5) and/or first preheater (7) and the hot stream line (6) is in fluid communication with reformer (5) and/or the first preheater (7).

MEMBRANE ELECTRODE ASSEMBLY, ELECTROCHEMICAL CELL, STACK, AND ELECTROLYTIC SYSTEM

Resumen de: US20260081195A1

A membrane electrode assembly includes a first electrode, a second electrode, an ion-exchange membrane provided between the first electrode and the second electrode, and an intermediate layer between the second electrode and the ion-exchange membrane. The intermediate layer is a conductive porous body.

SEPARATOR, ELECTROCHEMICAL CELL, AND APPARATUS

Resumen de: US20260081191A1

A separator according to an embodiment includes a flow channel comprising one or more flow-channel grooves provided between flow-channel walls. One or more protrusions are provided on the flow-channel walls.

ELECTRODE, MEMBRANE ELECTRODE ASSEMBLY, ELECTROCHEMICAL CELL, STACK, AND ELECTROLYZER

Resumen de: US20260081187A1

An electrode according to an embodiment includes a support comprising metal fibers or metal particles, the support comprising a first surface and a second surface located opposite the first surface and a catalyst layer provided on the metal fibers or the metal particles on the first surface side of the support. An average fiber diameter of the metal fibers and an average primary diameter of the metal particles are denoted as D. A direction from the first surface of the support to the second surface of the support is a thickness direction of the support. The catalyst layer is provided at from the first surface to a position at a minimum depth of 3×D or more and a position at a maximum depth of 10×D or less.

SEPARATOR, ELECTROCHEMICAL CELL, STACK, AND APPARATUS

Resumen de: US20260081190A1

A separator according to an embodiment includes a first flow channel comprising flow-channel grooves and connecting a first location and a second location. The first flow channel has a serpentine flow channel shape. The midpoint in a length direction of the first flow channel is defined as the boundary. A range from the boundary to the first location side is defined as the first half. A range from the boundary to the second location side is defined as the second half. A turnaround area is included in the first half of the first flow channel. A turnaround area is included in the second half of the first flow channel that has a flow channel pattern different from that in the first half of the first flow channel.

Compressor and Multi Stack Fuel Cell

Resumen de: US20260081193A1

A compressor and a multi stack fuel cell are provided with adjustable pressurized fluid inputs. A compressor has a first compressor stage that is configured to take in an intake fluid, compress the intake fluid to a compressed fluid and output the compressed fluid as an output fluid at a first pressure. The compressor further has a second compressor stage that is configured to take in an intake fluid, compress the intake fluid to a compressed fluid, and output the compressed fluid as an output fluid at a second pressure.

Fluid additives for regenerative fuel cells

Resumen de: US20260081194A1

A regenerative fuel cell has one half-cell which produces gas while charging and consumes the gas during discharge. The electrolyte liquid circulated through that half-cell comprises a flexible long chain polymer or a viscoelastic surfactant. The half-cell is configured to compel the flow of electrolyte liquid to make repeated changes in direction and the flow rate is sufficient that elastic turbulence occurs. This dislodges bubbles of produced gas from the electrodes, maintaining more electrode surface available for reaction and enhancing efficiency. The other half-cell may also be in a state of elastic turbulence enhancing mass transport to and from its electrode surface

COMPOSITES INCLUDING INCOMPATIBLE POLYMERS AND/OR OTHER INCOMPATIBLE MATERIALS

Resumen de: AU2024345170A1

Described herein are composites, methods of making composites, and methods of using composites. The composites include incompatible polymers and/or other incompatible materials. The composites are useful in a variety of industrial applications. The composites comprise a first component comprising a first material comprising a fluid-permeable portion and a second component comprising a second material incompatible with the first material; the first component and the second component are coupled at an interface comprising the second material contained in the fluid-permeable portion of the first material and the interface forms a third component that separates at least a portion of the first component from the second component.

PRODUCTION AND USE OF AQUA-AMMONIA FOR STORAGE OF ENERGY OR HYDROGEN

Resumen de: AU2024341133A1

Provided herein are systems and methods for utilizing aqua-ammonia as an energy or hydrogen storage and transport medium. A method for delivering power, the method comprises converting enriched ammonia to electrical power and heat; and using the heat to remove water from aqua-ammonia, thereby producing the enriched ammonia.

DOUBLE-TUBE HEAT EXCHANGER, MANUFACTURING METHOD, USE, AND HYDROGEN FUELING STATION

Resumen de: AU2024338643A1

The invention relates to a double-tube heat exchanger for heating a cryogenic fluid, in particular cryogenic hydrogen, said heat exchanger comprising an outer tube and an inner tube located inside the outer tube, the inner tube being designed to allow the flow of the cryogenic fluid, and a gap between the inner tube and the outer tube being designed to allow the flow of a heat exchange medium, the double-tube heat exchanger also comprising an intermediate piece (240) which surrounds the inner tube and is positioned in the gap, the intermediate piece (240) having an at least substantially cylindrical main body (242) with a longitudinal axis (L), the main body (242) having a through-opening (246) along the longitudinal axis (L), through which through-opening the inner tube is guided, the intermediate piece (240) having fins (244) on an outer side of the main body (242) which extend at least substantially parallel to the longitudinal axis (L) and are oriented radially with respect to the longitudinal axis (L), and the intermediate piece (240) being clamped onto the inner tube.

SEPARATOR USED IN FUEL CELL, AND FUEL CELL

Resumen de: US20260081188A1

A separator used in a fuel cell includes: a supply manifold hole for fuel gas; an exhaust manifold hole for the fuel gas; and a fuel gas flow path system causing the fuel gas to flow through an electricity generation portion of the fuel cell, the fuel gas flow path system including a first flow path portion directing the fuel gas from the supply manifold hole to the electricity generation portion, a second flow path portion facing the electricity generation portion and supplying the fuel gas to the electricity generation portion, and a third flow path portion directing the fuel gas from the electricity generation portion to the exhaust manifold hole. The third flow path portion includes a low-hydrophilicity flow path disposed at the vicinity of the exhaust manifold hole and includes a low-hydrophilicity surface.

ELECTRODE

Resumen de: US20260081184A1

An electrode capable of preventing Ni from being re-oxidized and reduced and thereby having improved initial characteristics and durability is provided. The electrode includes a cermet layer containing Ni-containing particles and an Nb compound. The Nb compound may cover at least parts of surfaces of the Ni-containing particles. The ratio of the mass of Nb contained in the Nb compound to the mass of Ni contained in Ni-containing particles may be 0.2 to 3.0 mass %. La may be contained in the Nb compound. The cermet layer may contain electrolyte particles having oxide ion conductivity or both oxide ion and electron conductivities.

SEPARATOR, ELECTROCHEMICAL CELL, STACK, ELECTROLYTIC DEVICE, AND FUEL CELL

Resumen de: US20260081189A1

A separator according to an embodiment including: a flow channel comprising flow-channel walls and flow channel grooves provided between the flow-channel walls; a supply manifold; an exhaust manifold; a supply connection channel connecting one end of the flow channel to the supply manifold; and an exhaust connection channel connecting the other end of the flow channel to the exhaust manifold. The supply connection channel or/and the exhaust connection channel comprise one or more first protrusion-wall groups including first protrusion-walls and one or more second protrusion-wall groups including second protrusion-walls. The first protrusion-walls are aligned in a second direction which is a vertical direction relative to a first direction which is parallel to the flow-channel grooves at the end portion of the flow channel. The second protrusion-walls are aligned in a second direction. The first protrusion-wall groups and the second protrusion-wall groups are aligned in the first direction. The second protrusion-wall groups are offset in the second direction from the first protrusion-wall groups.

ONE FURNACE SINTERING AND OXIDATION METHOD FOR ELECTROCHEMICAL CELL STACK INTERCONNECTS

Resumen de: US20260081186A1

A method includes placing an interconnect in a furnace, sintering the interconnect by heating the interconnect in a reducing atmosphere in the furnace, oxidizing the interconnect by heating the interconnect in an oxidizing atmosphere in the furnace, and removing interconnect from the furnace.

Non-Woven Pitch-Based Carbon Fiber Electrodes for Low-Cost Redox Flow Battery

Resumen de: US20260081183A1

An improved redox flow battery, and method of making a redox flow battery, are described. The redox flow battery comprising a positive electrode tank comprising a catholyte and a cathode electrode and a negative electrode tank comprising an anolyte and an anode electrode. A membrane is between the positive electrode tank and the negative electrode tank wherein at least one of the cathode electrode or the anode electrode is a pitch-based carbon fiber electrode.

GAS DIFFUSION LAYER WITH ENHANCED PORE STRUCTURE AND ELECTROCHEMICALLY DEPOSITED MICROPOROUS LAYER AND ITS PREPARING METHOD

Resumen de: WO2026058053A1

A triple-layer gas diffusion layer (GDL) for proton exchange membrane (PEM) fuel cells comprises a macroporous substrate (MPS) made from multi-walled carbon nanotubes, polymethyl methacrylate as a pore-forming agent, and polytetrafluoroethylene as a binder, a first microporous layer (MPL) with carbon nanotubes and a hydrophobic binder, and a second MPL formed by electrochemical deposition of polyaniline. The MPS is fabricated by vacuum filtration of a suspension, followed by heat treatment to enhance porosity. The first MPL is deposited on the MPS, and the second MPL is added via a three-electrode system. This GDL is integrated into a membrane-electrode assembly with a treated membrane and platinum-on-carbon electrodes. The invention simplifies fuel cell design by managing water effectively across varying humidity levels, offering utility in energy applications.

PULSATING HEAT PIPE MODULE, MANUFACTURING METHOD THEREFOR, AND SECONDARY BATTERY DEVICE COMPRISING SAME

Resumen de: WO2026059122A1

A pulsating heat pipe module according to the present invention allows for the formation of complex flow paths, thereby maximizing heat dissipation. In addition, a press method is used in the present invention to manufacture the pulsating heat pipe module, which can reduce the processing time and cost compared to conventional methods such as etching, and thus the present invention enables mass production of the pulsating heat pipe module. Moreover, the pulsating heat pipe module according to the present invention comprises: a channel plate which has flow-path holes created by piercing a flat metal plate; a bottom plate which has flow-path grooves formed by shaping a flat metal plate and has slots into which the channel plate is inserted; and a cover plate formed by bending a flat metal plate to cover the outer surfaces of the channel plate and the bottom plate, and thus the present invention not only makes manufacturing easy and assembly simple, but also offers the advantage of increased heat transfer area because the working fluid flows through both the channel plate and the base plate.

SURFACE-COATED POROUS CERAMIC COMPOSITE MATERIAL AND METHOD FOR PRODUCING SURFACE-COATED POROUS CERAMIC COMPOSITE MATERIAL

Resumen de: WO2026058707A1

A purpose of the present invention is to provide: a surface-coated porous ceramic composite material that exhibits catalytic activity higher than that of conventional carriers; and an electrode catalyst using the composite material. Another purpose of the present invention is to provide methods for manufacturing the same. Specifically, provided is a surface-coated porous ceramic composite material containing a ceramic material and a carbon material. The surface-coated porous ceramic composite material is characterized in that the ceramic material is at least one selected from the group consisting of silicon carbonates, silicon carbides, and silicon oxynitrides. The surface-coated porous ceramic composite material is characterized by having a coating layer comprising a resin including, in the molecular structure, a benzene ring and an atom that has an unpaired electron.

FUEL CELL MODULE

Resumen de: WO2026058579A1

The present invention simplifies the shape of a fuel cell module. Provided is a fuel cell module having a stack case that accommodates a fuel cell stack. The stack case has a first end surface, which is one end surface in a stacking direction of a plurality of fuel cells, and a second end surface, which is an end surface on the side opposite the first end surface in the stacking direction. A first pipe, which is at least one from among a group of pipes consisting of a fuel gas supply pipe, a fuel gas discharge pipe, an oxidant gas supply pipe, an oxidant gas discharge pipe, a coolant supply pipe, and a coolant discharge pipe, is connected to the first end surface, and a second pipe other than the first pipe among the group of pipes is connected to the second end surface.

REINFORCED FULLY-SULFONATED POLYIMIDE PROTON EXCHANGE MEMBRANE AND PREPARATION METHOD THEREFOR

Resumen de: WO2026056088A1

A reinforced fully-sulfonated polyimide proton exchange membrane and a preparation method therefor. The proton exchange membrane comprises an ePTFE layer and polyimide layers, wherein two polyimide layers are provided; and the two polyimide layers are respectively formed on two sides of the ePTFE layer, and the pores of the ePTFE layer are filled with the polyimide layers. The preparation method for a proton exchange membrane comprises the following specific steps: S1: an ePTFE pretreatment; S2: preparation of fully-sulfonated polyimide; and S3: preparation of a composite membrane.

ANODE COMPOSITE CATALYST LAYER AND SLURRY THEREOF, PREPARATION METHOD, AND MEMBRANE ELECTRODE

Nº publicación: WO2026055963A1 19/03/2026

Solicitante:

ANHUI CONTANGO NEW ENERGY TECH CO LTD [CN]
\u5B89\u5FBD\u67A1\u6C34\u65B0\u80FD\u6E90\u79D1\u6280\u6709\u9650\u516C\u53F8

Resumen de: WO2026055963A1

Disclosed in the present application are an anode composite catalyst layer and a slurry thereof, a preparation method, and a membrane electrode. The anode composite catalyst layer is located between a proton exchange membrane and a gas diffusion layer of the membrane electrode, and comprises: an iridium catalyst layer, which has a first surface and a second surface which are opposite to each other, wherein the first surface faces the proton exchange membrane, and the second surface faces the gas diffusion layer, and the iridium catalyst layer comprises a first ionomer and an iridium catalyst dispersed in the first ionomer; and a platinum-conducting layer, which has a third surface and a fourth surface which are opposite to each other, wherein the third surface is in contact with the second surface of the iridium catalyst layer, and the fourth surface faces the gas diffusion layer, and the platinum-conducting layer comprises a second ionomer and platinum nano-particles which are dispersed in the second ionomer and have a particle size of 10-500 nm. The anode composite catalyst layer of the present application can endow the membrane electrode with a relatively low contact resistance and excellent stability.