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499
resultados
Última actualización
24/10/2026 [06:54:00]
Resultados 25 a 50 de 499
Resumen de: US20260331548A1
0000 An exemplary embodiment of the present disclosure provides a microtubular flow battery, comprising a plurality of tube-shaped ion exchange membranes, one or more first electrodes, one or more second electrodes, a first electrolytic fluid, and a second electrolytic fluid. The plurality of tube-shaped ion exchange membranes can define an inner lumen. The one or more first electrodes can be disposed within the inner lumen of each of the membranes. The one or more second electrodes can be disposed among the plurality of tube-shaped membranes outside of the inner lumens of the tube-shaped membranes. The first electrolytic fluid can be positioned within the inner lumens of the plurality of membranes. The second electrolytic fluid can be positioned outside of the inner lumens of the plurality of membranes.
Resumen de: US20260331546A1
0000 An embodiment method of manufacturing an electrolyte membrane for fuel cells includes preparing a three-layer structure including a first ionomer layer on a first surface of a porous support and a second ionomer layer on a second surface of the porous support opposite the first surface, pressurizing an inert gas into the three-layer structure to produce a microporous membrane, impregnating the microporous membrane with an additional ionomer solution, and drying the microporous membrane.
Resumen de: US20260331527A1
0000 An electrode for a redox battery is provided. The electrode includes activated carbon, conductive carbon black, milled carbon fiber, and PTFE binder. The electrode is highly conductive mainly due to the uniform distribution of the conductive carbon black. The electrode has high surface area compared to conventional electrode. The electrode exhibits desirable mechanical strength, flexibility and load resistance capabilities. The present invention also provides the process for preparing the electrode for the redox battery. The process involves development of a flexible composite electrode with high conductivity, increased surface area, and suitable for energy storage applications. The process provided by the present invention is simple, cost-effective, and scalable.
Resumen de: US20260326692A1
A high voltage modular and expandable unit for electrical power distribution for application in the automotive technical sector.The electrical power distribution unit can use two or more basic electrical modules for any application. The basic electrical module is designed as a high voltage input port connected to an electric/output interface (HV I/O). The basic electrical module may also include current sensors, power relays, fuse and other electrical components that assist the distribution of electrical power.
Resumen de: US20260331540A1
0000 An electricity generation plant, comprising two units and, a first unit and a second unit, which are located on two separate industrial sites having a first unit comprising a synthesis device which is capable of producing methane or methanol from hydrogen and carbon dioxide originating from a second unit, and the second unit comprising a fuel cell device which is capable of supplying an electric current from methane or methanol originating from the first unit and an anode gas stream comprising carbon dioxide, the fuel cell device being combined with a collecting device for collecting the carbon dioxide in the anode stream that is intended for the first unit.
Resumen de: US20260326573A1
0000 A system for controlling an electrical device thermally coupled to a cooling system is proposed, comprising at least one temperature input for sensing at least one temperature of a coolant flowing into or out of the electrical device and/or a temperature of the electrical device, a control signal output, a storage unit, which is configured to store and output at least one characteristic variable of the electrical device, and a control unit connected to the at least one temperature input, the memory unit and the control signal output, wherein the control unit is configured to consider the current operating conditions of the electrical device from at least one temperature sensed at the at least one temperature input and to determine a dynamic model of an electrical target variable of the electrical device based on the at least one characteristic variable and signals of measured/calculated variables that take the current operating conditions of the electrical device into consideration, which is required to adjust a desired path of the temperature change rate and/or a desired temperature profile of the coolant or the device, and wherein the control unit is configured to output the at least one determined electrical target variable at the control signal output for activating the electrical device.
Resumen de: US20260331541A1
0000 The invention presented relates to a conditioning method (100) for conditioning a fuel cell stack (229), wherein the conditioning method (100) comprises:—permeating (101) the fuel cell stack (229) with an operating medium, wherein the operating medium is guided in a first direction through the fuel cell stack (229) and—permeating (103) the fuel cell stack (229) with the operating medium in a second direction opposite to the first direction,—operating the fuel cell stack (229) at a constant operating point.
Resumen de: US20260331545A1
0000 The present invention provides a cell membrane comprising: an ion exchange membrane comprising at least one first polymer exhibiting acidic functional groups A; and a fabric, wherein the fabric comprises fibers, and wherein the surface of the fibers exhibits basic functional groups C, and wherein the fabric supports the ion exchange membrane. The present invention also provides a method for manufacturing the disclosed cell membrane, a device comprising the disclosed cell membrane, and a use of the disclosed cell membrane in an electrodialysis cell, in a fuel cell, in a PEM electrolyzer, or in a redox flow battery.
Resumen de: US20260331526A1
The present invention relates to a catalyst for a polymer electrolyte fuel cell in which catalyst particles containing Pt as an essential catalyst metal are supported on a carbon powder carrier. In the present invention, the catalyst includes a barrier layer of a hydrophobic porous polymer covering the carbon powder carrier and/or at least one of the catalyst particles. Owing to the presence of this porous barrier layer, the catalyst of the present invention has a peak of a log differential pore volume (dV/d(log D)) in a region of a pore size of 50 nm or more and 200 nm or less in a pore distribution curve based on a log differential pore volume distribution. The barrier layer contains any one of porous polymers of polyvinyl acetate, polylactic acid, polymethyl methacrylate, polypropylene, polyvinyl chloride, polyethylene, polyacrylonitrile, polyvinyl alcohol, polyvinylidene fluoride, polyethylene imine, and polystyrene.
Resumen de: US20260331543A1
0000 A method for determining a percentage of volume of hydrogen in a fuel cell system, and a fuel cell system are described. No hydrogen sensor is used in the fuel cell system. The percentage of volume of hydrogen in an anode gas is determined on the basis of a pressure difference between the anode inlet and anode outlet of the fuel cell and taking into account current drawn from the fuel cell system.
Resumen de: US20260327855A1
The present application is a method of producing platinum-loaded single-crystal spherical carbon nanoparticles in which platinum particles are loaded on a surface of single-crystal spherical carbon nanoparticles, comprising mixing a single-crystal spherical carbon nanoparticle raw material liquid containing carbon halide and a platinum-loaded single-crystal spherical carbon nanoparticle reduction liquid containing an aromatic compound anion generated from lithium, sodium or potassium and the aromatic compound to produce single-crystal spherical carbon nanoparticles; and continuously adding a platinum raw material liquid containing a platinum halide to the mixture to produce platinum-loaded single-crystal spherical carbon nanoparticles. The produced platinum-loaded single-crystal spherical carbon nanoparticles do not have toxicities to living organisms, can be densely packed as electrode materials for solar cells and secondary ion batteries, and can be used for a negative electrode for lithium batteries, a fuel cell catalyst or an electrode material for solar cells, in which low electrical conductivity is improved.
Resumen de: US20260326620A1
0000 An electric vehicle is described that has fuel cells and rechargeable batteries. The fuel cells are sized to produce an electric power output within their peak fuel efficiency range approximately equal to an anticipated average electric power requirement of the electric vehicle over a projected work cycle. The rechargeable batteries are sized to provide electric power up to the anticipated maximum power draw over the anticipated work cycle. An electrical vehicle controller operates the fuel cells within their highest fuel efficiency range during normal operations and maintains the battery state of charge in an optimal longevity range using a portion of the output of the fuel cells. The batteries are employed to handle short-term power requirements that exceed the output of the fuel cells.
Resumen de: US20260331539A1
A stationary fuel cell system includes: a power generation module including an auxiliary machine structure including an auxiliary machine that receives and transmits gas from and to a fuel cell stack, and a fuel cell stack connected to at least one face of the auxiliary machine structure in an up-down direction, a box-shaped frame body made of frame members, the power generation module being disposed inside the frame body, pipes through which gas supplied to the power generation module or discharged from the power generation module flows, and branch pipes branched from the pipes and connected to the power generation module. The auxiliary machine structure is supported by cross members each extending in a horizontal direction and provided on each of a pair of side faces of the frame body facing each other with the power generation module therebetween.
Resumen de: US20260331532A1
0000 A cell frame structure includes a bipolar plate, a frame body provided around an outer periphery of the bipolar plate, and a first member overlaid on the frame body, and the frame body and the first member are fixed by a joint portion.
Resumen de: US20260331530A1
A conductive member includes a porous body having a skeleton with a three-dimensional mesh-like structure. The porous body has a plate-like shape having a first main surface and a second main surface opposite to the first main surface, the first main surface contains carbon atoms, and the porous body is a NiCrAl metal porous body or a NiCrAlFe metal porous body.
Resumen de: US20260327819A1
0000 The invention relates to a system having a heat pump circuit with a refrigerant evaporator, designed for evaporating a refrigerant, and a compressor, designed for compressing the refrigerant. The compressor is connected in terms of flow to the refrigerant evaporator, furthermore comprising a refrigerant condenser, designed for condensing the refrigerant. The refrigerant condenser is connected in terms of flow to the compressor. The system also includes a restrictor device, designed for reducing the temperature and the pressure of the refrigerant. The restrictor device is connected to the refrigerant condenser. The refrigerant evaporator is connected in terms of flow to the restrictor device. The system also includes a heat generation system having a cooling circuit with a cooling medium. The heat generation system is designed in such a way that, during the operation, the cooling medium can be heated.
Resumen de: US20260326043A1
An anion exchange membrane obtainable by curing a curable composition comprising: (a) a monomer (a) of Formula (I) wherein: each n independently has a value of 1 or 2; (i) Ra and Rb are each independently an optionally substituted C1-3-alkyl group or an optionally substituted C2-3-alkenyl group; or (ii) Ra and Rb, together with the positively charged nitrogen atom to which they are attached, form an optionally substituted 5- or 6-membered ring; or (iii) one of Ra and Rb is an optionally substituted C1-3-alkyl group or an optionally substituted C2-3-alkenyl group and the other of Ra and Rb, together with the group of formula AR1—(CH2)n—N+, forms an optionally substituted 5- or 6-membered ring; or (iv) Ra, together with the group of formula AR1—(CH2)n—N+, forms an optionally substituted 5- or 6-membered ring, and Rb, together with the group of formula N+—(CH2)n-AR2, forms an optionally substituted 5- or 6-membered ring; X— is an anion; and AR1 and AR2 each independently comprise aromatic groups; wherein: (I) at least one of AR1 and AR2 comprises a curable ethylenically unsaturated group; (II) the monomer (a) of Formula (I) comprises at least two curable ethylenically unsaturated groups; and (III) the ion exchange capacity (IEC) of the anion exchange membrane is below 1.65 meq/g dry membrane.AR1-(CH2)n-N+(RaRb)-(CH2)n-AR2,X-(I)
Resumen de: US20260331533A1
0000 A method for manufacturing a flow field plate for a fuel cell unit is disclosed. The method includes forming a first flow field for circulating reactive fluid on a first side of a metal plate, with the reaction zone of the first flow field including a first ridge defining a first flow channel. Forming the first flow field includes (i) cutting a first pattern corresponding to the first ridge in a first conductive adhesive film, and (ii) and adhering the cut first pattern onto the first side of the metal plate, such that at least 10% of the height of the first ridge, measured from the top, is formed by the first pattern. Also disclosed is a method for manufacturing a bipolar plate for a fuel cell, as well as the flow field plate and bipolar plate manufactured by the aforementioned method. With the above, the contact conductivity of the flow field plate can be improved, making the flow field plate easy to manufacture and reducing the manufacturing cost of the flow field plate.
Resumen de: US20260331551A1
An interconnector for a solid oxide electrochemical cell stack, includes: a metal substrate including an iron-based alloy containing chromium; and a protective film provided on the metal substrate in a first direction. The protective film includes: a metal layer provided on a surface of the metal substrate and containing a first metal element; an oxide layer provided above the metal layer and including at least one oxide selected from the group consisting of a spinel oxide and a perovskite oxide, the at least one oxide containing a second metal element different from the first metal element; and a mixed layer provided between the metal layer and the oxide layer and having a first phase and a second phase, the first phase including the first metal element, and the second phase including the at least one oxide.
Resumen de: US20260327400A1
0000 A method of recycling fluorinated polymer from a waste membrane, the fluorinated polymer comprising a fluorinated polymer backbone chain and a plurality of groups represented by formula—SO<3>Z, wherein Z is hydrogen or a cation, the method comprising: contacting the waste membrane with a liquid solvent to disperse the waste membrane in the solvent thus forming a dispersion of the fluorinated polymer in the liquid solvent; and freeze-drying the dispersion to produce a dry solid fluorinated polymer material.
Resumen de: US20260327746A1
A method of recycling a waste catalyst coated membrane, wherein the waste catalyst coated membrane comprises a membrane including a membrane ionomer, a first catalyst layer disposed on one side of the membrane, the first catalyst layer comprising a first catalyst and a first catalyst layer ionomer, and a second catalyst layer disposed on an opposite side of the membrane, the second catalyst layer comprising a second catalyst and a second catalyst layer ionomer. The method is configured to recover the first and second catalyst layer ionomers in addition to the catalyst materials and membrane ionomer.
Resumen de: US20260327394A1
0000 A method of recycling waste membrane comprising fluorinated ionomer, the method comprising: dispersing the fluorinated ionomer from the waste membrane in a solvent; components separating the fluorinated ionomer from the solvent, wherein after separating the fluorinated recycling ionomer, the solvent is in the form of a waste dispersion media comprising the solvent and fluorine containing species in the solvent; and treating the waste dispersion media to reduce the concentration of the fluorine containing species in the solvent.
Resumen de: US20260331547A1
0000 The present invention relates to an electrolyte composition for a redox flow battery and a redox flow battery comprising same. An electrolyte composition for a redox flow battery according to an embodiment of the present invention comprises: an iodide salt and a cyclodextrin (CD)-based additive.
Resumen de: US20260331537A1
The present invention relates to a hollow fiber membrane cartridge, a humidifier for a fuel cell, and the fuel cell including same. The hollow fiber membrane cartridge has excellent heat and hydrolysis resistance and has a heat deflection temperature of 120° C. or higher and a hygroscopicity of 1% or less, and thus can minimize the degradation of mechanical properties and dimensional change that can occur during the use of the fuel cell and thereby increase the durability of a product.
Nº publicación: US20260326019A1 22/10/2026
Solicitante:
EXXONMOBIL TECHNOLOGY AND ENGINEERING CO [US]
EXXONMOBIL TECHNOLOGY AND ENGINEERING COMPANY
Resumen de: US20260326019A1
Systems and methods are provided for operating a combined cycle power plant while enhancing the CO2 content of the flue gas generated by the power plant. The CO2 content is enhanced by using a combination of exhaust gas recycle and oxygen-enriched combustion. The oxygen-containing flow for performing the oxygen-enriched combustion can be generated by an integrated pressure swing adsorption process that allows for production of a commercial grade nitrogen stream (95 vol % or more of N2) while also providing an oxygen-containing stream with an oxygen content between 25 vol % and 48 vol % with high O2 recovery.
BOPI
Sede Electrónica
