Alerta

State diagnosis system, state diagnosis method, and electrolysis system

Resumen de: AU2025200754A1

A diagnosis system of an electrolysis device, includes: a device to output an impedance data indicating a measurement result of a complex impedance; a first memory unit to store prior data including a relation data indicating a relation between state of the device and a diagnosis result of a state of the device; a first processing unit to analyze the 5 impedance data, judge validity of an analysis result, and output an analysis data indicating the analysis result in which data indicating at least a part of a frequency region of the measurement result is determined valid; a second processing unit to output a state data indicating the state based on first data including the analysis data; a second memory unit to store second data including the state data; and a third processing unit to output a diagnosis 10 data based on data including the prior data and the second data. A diagnosis system of an electrolysis device, includes: a device to output an impedance data indicating a measurement result of a complex impedance; a first memory unit to store prior data including a relation data indicating a relation between state of the 5 device and a diagnosis result of a state of the device; a first processing unit to analyze the impedance data, judge validity of an analysis result, and output an analysis data indicating the analysis result in which data indicating at least a part of a frequency region of the measurement result is determined valid; a second processing unit to output a sta

HYDROGEN PRODUCTION SYSTEM AND CONTROL METHOD THEREFOR

Resumen de: AU2023439737A1

The present invention relates to a hydrogen production system and a control method therefor. The method comprises: determining operation parameter information of the hydrogen production system according to output information of a new energy power generation device; and, according to the operation parameter information and operation demand information of the hydrogen production system, selecting a switching-on mode and a switching-off mode from amongst a plurality of preset modes of hydrogen production units of the hydrogen production system. On the basis of the output information of the new energy power generation device and the operation conditions of the hydrogen production system, the present invention performs selection of switching-on and switching-off of the hydrogen production units, thus improving the operation efficiency of the hydrogen production system.

METHODS AND COMPOSITIONS FOR DECOMPOSITION OF AMMONIA

Resumen de: WO2025212836A1

In one aspect, the disclosure relates to methods comprising flowing a gas mixture over a catalyst in a reaction chamber; and heating the gas mixture and the catalyst, thereby producing a gaseous product. The disclosure also relates to a composition, comprising hydrogen produced using the methods disclosed herein. The disclosure also relates to a catalyst comprising a structured support; a binder dispersed on the structured support; and a particulate catalyst dispersed on the structured support. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.

AMMONIA DECOMPOSITION CATALYST AND METHOD FOR PRODUCING SAME

Resumen de: WO2025211488A1

The present invention relates to an ammonia decomposition catalyst and a method for producing same. Specifically, the present invention relates to an ammonia decomposition catalyst in the form of a carrier containing lanthanum and alumina, with ruthenium as an active metal and an alkali metal as a co-active metal supported on the carrier, and a method for producing same, wherein the alkali metal is Li, Na, K, Rb, Cs, or a mixture thereof.

HYDROGEN PRODUCTION AND DISSOLUTION DEVICE

Resumen de: WO2025208967A1

Disclosed in the present invention is a hydrogen production and dissolution device, comprising a housing, a vertical frame, a power supply assembly, an electrolysis assembly, a treatment assembly, a reaction assembly, and a heat dissipation assembly. The vertical frame is arranged in the housing; the housing comprises a reaction chamber and a power supply chamber, and the power supply chamber and the reaction chamber are separated by means of a partition plate; the power supply assembly is arranged in the power supply chamber; the electrolysis assembly, the treatment assembly, and the reaction assembly are arranged in the reaction chamber; the electrolysis assembly comprises a water tank and an electrolyzer; the treatment assembly comprises a gas-liquid separator; the reaction assembly comprises a pressure booster and reaction tanks, and ultrasonic generators are arranged inside the reaction tanks; and the heat dissipation assembly comprises first heat dissipation fans and second heat dissipation fans, wherein the first heat dissipation fans are arranged in the power supply chamber, and the second heat dissipation fans are arranged in the reaction chamber. The present invention can simultaneously realize hydrogen production and dissolution operations without additional storage and transportation of hydrogen, thereby reducing potential safety hazards.

ALKALINE WATER ELECTROLYSIS DEVICE FOR RAPIDLY, EFFICIENTLY, AND SAFELY SCALING UP HYDROGEN PRODUCTION

Resumen de: WO2025208810A1

An alkaline water electrolysis device for rapidly, efficiently, and safely scaling up hydrogen production, comprising an alkaline water electrolysis device, a tie rod, a positive electrode end pressure plate/negative electrode end pressure plate, and a disc spring. A bolt is fixedly mounted on the side of the positive electrode end pressure plate/negative electrode end pressure plate close to the disc spring, and a nut is provided on the exterior of the bolt. Alternately arranged bipolar plate assemblies, gaskets, and diaphragms are disposed between the positive electrode end pressure plate and the negative electrode end pressure plate. An electrode frame is provided with a liquid path hole, a gas path hole, a rivet hole, and a positioning hole. A rivet is disposed inside of the rivet hole on the electrode frame, and the rivet comprises a rivet head and a rivet shaft.

PROCESS AND PLANT FOR PRODUCING RENEWABLE FUELS

Resumen de: US2025313520A1

Process and plant for producing methanol, the process comprising the steps of: a) providing a raw synthesis gas stream; b) water gas shifting at least a portion of the raw synthesis gas stream, thereby producing a shifted synthesis gas; c) preparing a separate hydrogen containing stream and a separate oxygen containing stream by electrolysis of a water feedstock; d) introducing at least a portion of the separate hydrogen containing stream into shifted synthesis gas, thereby producing a methanol synthesis gas; and e) converting the methanol synthesis gas into said methanol.

MEMBRANE ELECTRODE ASSEMBLY FOR HYDROGEN PRODUCTION, ELECTROCHEMICAL CELL COMPRISING THE SAME, AND METHOD FOR HYDROGEN PRODUCTION USING THE SAME

Resumen de: US2025313969A1

This specification relates to a membrane electrode assembly for hydrogen production, an electrochemical cell comprising the same, and a method for hydrogen production using the same. According to an embodiment of the present invention, the membrane electrode assembly for hydrogen production, the electrochemical cell comprising the same, and the method for hydrogen production using the same can improve ammonia electrolysis durability by preventing performance degradation due to catalyst poisoning and restoring the performance.

SYSTEM AND METHOD FOR PRODUCING BLUE HYDROGEN, CAPTURING CARBON DIOXIDE AND SULFUR OXIDE, RECYCLING CARBON AND STORING REACTANTS, GENERATING POWER BY USING FUEL CELL, AND CREATING ARTIFICIAL FOREST

Resumen de: US2025313964A1

Proposed is a system for producing blue hydrogen, capturing carbon dioxide and sulfur oxide, recycling carbon and storing reactants, generating power by using a fuel cell, and creating an artificial forest. The system includes a natural gas storage that stores liquefied natural gas including shale gas, a hydrocarbon reformer that produces a gaseous mixture containing hydrogen and carbon dioxide, a hydrogen charging station configured to receive and store the hydrogen, to capture carbon dioxide, to collect a reactant, and to separate a carbon dioxide reactant and a waste solution from the reactant, a carbon resource storage that stores the carbon dioxide reactant, a hydrogen generator that generates hydrogen and transfers the generated hydrogen to the hydrogen charging station, a fuel cell that receives the hydrogen and generates electricity, and an artificial forest creation apparatus that captures carbon dioxide in the atmosphere and transfers the captured carbon dioxide to the reactor.

METHOD OF HIGH EFFICIENCY ELECTRICAL HEATING FOR A THERMOCHEMICAL PROCESS

Resumen de: US2025313464A1

Various aspects of this disclosure relate to large-scale commercial systems and methods of thermochemical processes to produce green hydrogen or syngas from one or more of a hydrocarbon, H2O, and CO2 via a thermochemical gas splitting reactor system. In some embodiments, the systems and methods include a standalone thermochemical reactor that bypasses the requirement for direct concentrated solar radiation as the source of process heat. In some embodiments, the systems and methods include a well-insulated, refractory-lined steel pressure vessel, in which process gases heated indirectly via radiation can be delivered to facilitate the desired thermochemical reactions in a fluidized bed configuration.

HYDROGEN GENERATION APPARATUS

Resumen de: US2025312758A1

A hydrogen generation apparatus applies a solid hydrogen carrier on a surface of a conveyance belt by an application apparatus, and ejects, by an ejection apparatus, a liquid containing water onto the hydrogen carrier applied on the surface. A hydrogen collection apparatus collects hydrogen generated by a reaction between the hydrogen carrier and the liquid on the surface. A byproduct generated by the reaction between the hydrogen carrier and the liquid on the surface is collected by a byproduct collection apparatus. A heating apparatus heats the conveyance belt 41.

BATTERY POWER MANAGEMENT APPARATUS AND METHOD FOR ELECTRIC VEHICLES AND/OR HYBRID VEHICLES AND/OR AN ELECTRIC VEHICLE AND/OR A HYBRID VEHICLE WHICH PROVIDES FOR ATMOSPHERIC WATER HARVESTING AND/OR HYDROGEN HARVESTING

Resumen de: US2025312719A1

An apparatus, including a controller; an air intake system located at a vehicle; an air filtration system; an environmental control system; an air tank located at the vehicle; a water harvesting system; a water filtration system; and a water storage tank located at the vehicle. The controller controls an operation of the air intake system, the air filtration system, the environmental control system, the water harvesting system, and the water filtration system. The air intake system intakes air from an external environment, and the air filtration system filters or purifies the air. The environmental control system heats the air or cools the air. The air tank stores the air and the water harvesting system harvests water from the air. The water filtration system filters or purifies the water and the water storage tank stores the water.

HYDROGEN GENERATION APPARATUS AND REACTION CASE

Resumen de: US2025312756A1

A hydrogen generation apparatus includes a case portion, a hydrogen carrier supply portion, a screw conveyor, a liquid supply portion, and a hydrogen collection portion. The hydrogen carrier supply portion supplies a solid hydrogen carrier to the case portion. The screw conveyor is disposed in the case portion, and includes a spiral blade for conveying the hydrogen carrier supplied from the hydrogen carrier supply portion. The liquid supply portion supplies a liquid containing water to the hydrogen carrier conveyed by the screw conveyor. The hydrogen collection portion collects hydrogen generated by a reaction between the hydrogen carrier and the liquid on the screw conveyor.

HYDROGEN GENERATION APPARATUS

Resumen de: US2025312759A1

A hydrogen generation apparatus applies a solid hydrogen carrier on a surface of a conveyance belt by an application apparatus, and ejects, by an ejection apparatus, a liquid containing water onto the hydrogen carrier applied on the surface. Then, hydrogen generated by a reaction between the hydrogen carrier and the liquid on the surface is collected by a hydrogen collection apparatus. Byproduct generated by the reaction between the hydrogen carrier and the liquid on the surface is collected by a byproduct collection apparatus. A regulation member regulates the thickness of the hydrogen carrier applied on the surface of the conveyance belt by the application apparatus.

FURNACE, FLUID FEED COMPONENT, FLUID REFORMING SYSTEM AND METHOD OF REFORMING A FLUID

Resumen de: US2025314427A1

There is disclosed a furnace, a fluid feed component, a fluid reforming system, and a method of reforming a fluid. The furnace comprises a vessel that defines a chamber for holding a body of liquid. A fluid inlet is provided for introducing a fluid into the chamber below a level of the body of liquid to cause the fluid to interact with the liquid and to migrate therethrough towards an outlet for discharging a product of the interaction from the chamber. A liquid circulation passage is implemented, having a weir which is operatively located near the level of the body of liquid, and a port which is located remote from the weir and in fluid communication with the fluid inlet so as to enable the liquid to flow over the weir through the liquid circulation passage and through the port.

ELECTROLYTIC UNIT AND ELECTROLYTIC STACK

Resumen de: EP4628629A2

The present application provides an electrolytic unit, comprising: a plate having a first side and a second side opposite each other, the first side being an anode side, and the second side being a cathode side; an anode porous transport layer and a cathode porous transport layer respectively disposed at the first side and the second side; an exchange membrane; an anode catalyst layer and a cathode catalyst layer respectively disposed at two sides of the exchange membrane; an anode gas diffusion electrode positioned on the anode catalyst layer; and a cathode gas diffusion electrode positioned on the cathode catalyst layer; wherein the cathode porous transport layer, the plate and the anode porous transport layer are formed as an integral mechanical portion, and the anode gas diffusion electrode, the anode catalyst layer, the exchange membrane, the cathode catalyst layer and the cathode gas diffusion electrode are formed as an integral electrochemical portion. The present application also provides an electrolytic stack comprising the electrolytic unit described above. The technical solutions of the present application facilitate the assembly and maintenance of the electrolytic unit and the electrolytic stack.

Solid electrochemical device

Resumen de: GB2640063A

Provided is a solid electrochemical device comprising: a solid electrolyte which has a first main surface and a second main surface that is opposite from the first main surface; a first electrode which has a third main surface and a fourth main surface that is opposite from the third main surface and which is provided such that the third main surface faces the first main surface; a first current collector which has a fifth main surface and a sixth main surface that is opposite from the fifth main surface and which is provided such that the fifth main surface faces the fourth main surface; and a first interconnector which has a seventh main surface and which is provided such that the seventh main surface faces the sixth main surface, wherein the seventh main surface of the first interconnector is a flat surface, the first current collector includes a first porous metal body that has a three-dimensional network structure, and the fifth main surface has a plurality of first through-holes that are formed so as to extend along a first direction from the fifth main surface to the sixth main surface.

MEMBRANE SEPARATOR FOR ELECTROLYSIS OF ALKALINE WATER

Resumen de: CN120303449A

The present invention relates to a symmetric separator membrane for electrolyzing alkaline water and having a uniform pore distribution.

WATER SEALED TANK

Resumen de: WO2024115781A1

The invention concerns a water sealed tank, comprising : a tank body and a heat conducting pipe. The tank body comprises a gas-liquid inlet, a water outlet and a gas outlet, wherein the gas outlet is close to or located on a top portion of the tank body and communicates with the tank body, the water outlet is close to or located on a bottom portion of the tank body, the gas-liquid inlet communicates with the tank body and is used for feeding a gas-water mixture into the tank body, and a gas separated from the gas-water mixture inside the tank body is discharged from the gas outlet. At least a part of the heat conducting pipe is located inside the tank body, and used for a liquid to flow through, so as to allow the heat conducting pipe to exchange heat with water inside the tank body and heat the water inside the tank body. A water electrolysis process for preparing hydrogen generates a lot of additional heat. By using the heat generated by electrolysis to heat the water inside the water sealed tank, the heat is effectively utilized without adding additional heating facilities in the water sealed tank to increase the water temperature, thereby reducing the waste of energy.

RECYCLING OF CATALYST COATED MEMBRANE COMPONENTS

Resumen de: CN120092333A

A method of recycling a spent catalyst coated membrane, wherein the spent catalyst coated membrane comprises: a membrane comprising 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 opposite sides 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 catalyst layer ionomer and the second catalyst layer ionomer in addition to the catalyst materials and the membrane ionomer.

差圧式電解セル、差圧式電解スタックおよび差圧式電解セルの製造方法

Resumen de: US2025305161A1

A differential pressure electrolysis cell for producing a gas having a higher pressure than a fluid at the second electrode by applying a voltage between a first electrode and a second electrode to electrolyze the fluid containing water and supplied to the first electrode, wherein an electrolyte membrane of the differential pressure electrolysis cell includes: a first layer facing the first electrode and having a first ion exchange capacity per unit area; and a second layer facing the second electrode and having a second ion exchange capacity per unit area, and the second ion exchange capacity is larger than the first ion exchange capacity.

Fluid treatment apparatus

Resumen de: GB2639995A

Fluid treatment apparatus 10 for undertaking electrolysis of a fluid to thereby produce hydrogen gas, and/or undertake electro-coagulation of the fluid to thereby reduce the presence of suspended solids in the fluid, and/or to undertake desalination of the fluid, the apparatus comprises a tank 50 containing water, the tank including electrodes 120 connected to an electrical supply 150, wherein the electrodes include an anode and a cathode. The electrical supply is arranged to supply electricity to the electrodes such that the voltage between the anode and a reference point at a constant electric potential varies as a function of time, wherein the time-dependence of the voltage between the anode and the reference point is described by a function V(), defined for any time as the greatest value of 1(), 2() and 3(), which are defined herein. A waveform of the voltage () that is applied between the anode and a reference point is sinusoidal. A method of treating fluid is also described.

Method of producing hydrogen using aluminium

Resumen de: GB2639836A

A method of producing hydrogen is disclosed which comprises providing apparatus including a first container having an inlet and a second container having an outlet, wherein the first container and second container contain liquid aluminium or a liquid aluminium alloy, and wherein said liquid has a first surface proximate the inlet; reacting said liquid in the first container with water vapour supplied to the first container via the inlet in order to generate hydrogen which dissolves in the liquid, wherein said reaction takes place either at the surface or in the liquid; causing the hydrogen dissolved in said liquid to move to the second container; extracting hydrogen in the form of gas from liquid in the second container.

GREEN ELECTRIC VOLTAGE SOURCE

Resumen de: EP4629404A1

A method and an apparatus to generate an electric voltage by contacting the inside of a closed mild carbon steel tube at a temperature between 250°C and 1200°C with di-Hydrogen obtained by electrolysis of pure water, said di-Hydrogen being at a pressure between 0 and 10 Bar gauge.

電解システム

Nº publicación: JP2025149444A 08/10/2025

Solicitante:

株式会社アイシン

Resumen de: JP2025149444A

【課題】高純度の水素を製造すると共に電解セルから排出されたオフガスを当該電解セルに還流させる際の熱効率の悪化を抑制する。【解決手段】電解システムは、固体酸化物形の電解セルとこれを収容する断熱性の収容容器とを有する電解モジュールと、電解セルに水蒸気を供給する水蒸気供給ラインと、金属系の水素透過膜を有すると共に収容容器に収容され電解セルから排出された生成水素と水蒸気とを含むオフガスを導入し水素透過膜を透過した生成水素を収容容器外の生成水素ラインへ出力し水素透過膜を透過しなかった生成水素と水蒸気とを収容容器内で水蒸気供給ラインに出力する水素分離ユニットと、を備える。収容容器は、電解セルを収容する第１収容空間と、第１収容空間よりも低い温度に維持された第２収容空間と、を有する。水素分離ユニットは、第２収容空間に収容されている。【選択図】図１