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1045
resultados
Última actualización
22/03/2026 [07:01:00]
Resultados 325 a 350 de 1045
Resumen de: US20260049405A1
A method of operating an electrolyzer cell system includes providing a steam inlet stream to a stack of electrolyzer cells, generating a main product stream containing hydrogen and steam, and an oxygen exhaust stream in the stack, and providing liquid water into the main product stream to cool the main product stream.
Resumen de: AU2024330634A1
The present invention refers to an electrolyser (1) for the production of hydrogen from an alkaline electrolyte. The electrolyser (1) comprises a first header (2) and a second header (3) between which a plurality of elementary cells (4) and a plurality of bipolar plates (5) are stacked. Each bipolar plate (5) separates two adjacent elementary cells. The electrolyser (1) further comprises a plurality of clamping elements (20) that mechanically connect said headers (2, 3). Each of the elementary cells (4) comprises a frame (6) defining a chamber (6A), having an anodic section and a cathodic section, in which an anodic electrode (7) and a cathodic electrode (8) are at least in part housed. Each of the elementary cells (4) further comprise a separator element (10) that separates the anodic section from the cathodic section. According to the invention, each of the frames (6) comprises first through holes (61) and each of the bipolar plates (5) comprises second through holes (51), wherein each of said first through holes (61) of one frame (6) is mutually aligned with a corresponding first through holes (61) of each of the another frames (6) and with one of said second through holes (51) of each bipolar plate (5), wherein each one of said clamping means (20) extends through said through holes (51, 61) mutually aligned.
Resumen de: AU2023460501A1
A composite separator and a preparation method therefor. The composite separator comprises a main film and an anti-contamination layer, which is arranged on one or both surfaces of the main film, wherein the anti-contamination layer comprises a first polymer, a charge agent and/or an anti-fouling agent. The composite separator can be applied to alkaline water electrolysis for hydrogen production and other electrolysis industries, and the anti-contamination layer of the composite separator can effectively prevent impurity species, especially metal ions fallen from a cathode catalyst, from being attached to the surface, which causes the sheet resistance to increase, thereby increasing the electrolytic energy consumption.
Resumen de: AU2024328340A1
Provided is an electrode exhibiting high oxygen generating electrode catalytic activity as compared with conventional electrodes using manganese-based oxide as an oxygen generating electrode catalyst.
Resumen de: JP2026027768A
【課題】燃焼器にＮＨ３と酸化剤を供給してＨ２とＮ２に分解し、精製してＨ２を効率よく製造することが可能な燃焼式アンモニア分解装置および燃焼式アンモニア分解方法を提供する。【解決手段】アンモニアおよび酸化剤が供給される燃焼器１１と、燃焼器１１が設置される燃焼炉１０と、燃焼炉１０に接続された触媒槽２０とを備え、燃焼炉１０においては、燃焼器１１にアンモニアおよび酸化剤を用いてアンモニア分解ガスを発生させ、触媒槽２０においては、燃焼炉１０から触媒槽２０に導入されたアンモニア分解ガスに含まれる残存アンモニアを分解し、触媒槽２０が少なくとも２種類以上の触媒２１，２２により構成される。【選択図】図１
Resumen de: JP2026027748A
【課題】燃焼器にＮＨ３と酸化剤を供給してＨ２とＮ２に分解し、精製してＨ２を効率よく製造することが可能な燃焼式アンモニア分解装置および燃焼式アンモニア分解方法を提供する。【解決手段】アンモニアおよび酸化剤が供給される燃焼器１１と、燃焼器１１が設置される燃焼炉１０と、燃焼炉１０に接続された触媒槽２０と、触媒槽２０に接続され、アンモニアと水分を凝縮して分離する凝縮槽３１と、凝縮槽３１に接続され、吸着剤が充填された吸着塔３３とを備え、燃焼炉１０においては、燃焼器１１にアンモニアおよび酸化剤を用いてアンモニア分解ガスを発生させ、触媒槽２０においては、燃焼炉１０から触媒槽２０に導入されたアンモニア分解ガスに含まれる未反応アンモニアを分解し、触媒槽２０が少なくとも２種類以上の触媒２１，２２により構成され、凝縮槽３１ではアンモニアを水に溶解して吸着塔３３に供給し、吸着塔３３では水とアンモニアに分離する。【選択図】図１
Resumen de: JP2026027770A
【課題】燃焼器にＮＨ３と酸化剤を供給してＨ２とＮ２に分解し、精製してＨ２を効率よく製造することが可能な燃焼式アンモニア分解装置および燃焼式アンモニア分解方法を提供する。【解決手段】アンモニアおよび酸化剤が供給される燃焼器１１と、燃焼器１１が設置される燃焼炉１０と、燃焼炉１０に接続された触媒槽２０と、触媒槽２０に接続された吸着槽３１とを備え、燃焼炉１０においては、燃焼器１１にアンモニアおよび酸化剤を用いてアンモニア分解ガスを発生させ、触媒槽２０においては、燃焼炉１０から触媒槽２０に導入されたアンモニア分解ガスに含まれる未反応アンモニアを分解し、触媒槽２０が少なくとも２種類以上の触媒２１，２２により構成され、吸着槽３１においては、未反応アンモニアを吸着して回収する。【選択図】図１
Resumen de: WO2026039480A1
A method for producing hydrogen including: performing electrolysis of a hydronium solution, the hydronium solution including: a molecule including hydrogen and oxygen; hydronium ions; hydroxide anions (OH-); a pH between -1.0 and 0.5; and a hydroxide anion OH- concentration of about 1% or less, wherein the hydronium solution is configured to maintain the same pH and the same hydroxide anion OH- concentration for at least six years. A method for producing hydrogen including: performing electrolysis of a hydronium solution, the hydronium solution including: a molecule including hydrogen and oxygen; hydronium ions; hydroxide anions (OH-); a pH between -1.0 and 0.5; and a hydroxide anion OH- concentration of about 1% or less, wherein the hydronium solution is configured to maintain the same pH and the same hydroxide anion OH-
Resumen de: WO2026039285A1
Provided are compositions comprising a catalytic oxide material having the atomic formula of M1xM2yM3zM4tM5uOv; and/or a catalytic alloy material having the atomic formula of M1xM2yM3zM4tM5u, where M1, M2, M3, M4 and M5 are selected from Ru, Ni, W, Nb, Mn, Fe, Ti, Ag, V, Co, and Mo. Further provided is the use of the catalytic oxide materials and/or the catalytic alloy materials in oxygen evolution reactions.
Resumen de: US20260049407A1
Provided is a carbon dioxide electrolysis device including: a carbon dioxide electrolysis cell including an anode, a cathode, an electrolyte, and a membrane disposed between the anode and the cathode. The carbon dioxide electrolysis device further includes; a supply line configured to supply gaseous carbon dioxide and water vapor to the cathode; and a discharge line configured to discharge, into the outside of the carbon dioxide electrolysis cell, the water vapor and a product produced by the electrolysis reaction of the gaseous carbon dioxide inside the carbon dioxide electrolysis cell, wherein the discharge line includes a condensation part configured to condense the water vapor discharged through the discharge line.
Resumen de: US20260049370A1
The present invention concerns a metal material production configuration (1) and a method of direct reduction of a metal oxide material (5) holding a first thermal energy into a direct reduced metal material (16) by means of a metal material production configuration (1).The method comprises charging the metal oxide material (5), holding the first thermal energy, into a direct reduction facility (7); introducing a hydrogen, holding a second thermal energy, into the direct reduction facility (7).The invention involves reducing the metal oxide material (5) by using the first thermal energy of the metal oxide material (5) to heat or further heat the introduced hydrogen containing reducing agent (8) toward a required reaction temperature for providing a chemical reaction. A high-temperature exit gas (12) is removed from the direct reduction facility and fed to a high-temperature electrolysis unit (21) configured to produce the hydrogen.
Resumen de: US20260048995A1
A method for manufacturing nano metal oxides and hydrogen includes the following steps: Step A, providing a first reactor, and placing a metal material, an alcohol compound, and a first catalyst in the first reactor and applying heating thereto for reacting to generate a metal alkoxide compound, while simultaneously generating a substantial amount of hydrogen; and Step B, providing a second reactor, and, after the metal material in the first reactor has fully reacted in Step A, transferring remaining solution in the first reactor into the second reactor, and adding a second catalyst and a controlled amount of water, and applying appropriate heating to generate nano metal oxide in powder form. As such, effects of significant reduction of production cost, enhancement of safety, widespread application of hydrogen fuel cells, extremely low carbon emissions, being defined as “green hydrogen”, and reduction of storage costs and risks can be achieved.
Resumen de: AU2026200708A1
Abstract A separator for alkaline electrolysis (1) comprising a porous support (100) and a porous layer (200) provided on the porous support, characterized in that a lateral Bubble Point of the separator, measured according to the method described in the description, is at least 0.2 bar. Abstract an b s t r a c t a n
Resumen de: AU2024303309A1
The present invention provides a method of controlling an electrolyser cell stack within a system having a fluid temperature control system, a current control system, a voltage monitoring system, monitoring/control systems for the temperatures of the fluid inlet and outlet, by controlling the current to a fixed value, calculating a temperature delta between the fluid inlet and outlet, and adjusting the fluid input temperature if the delta is greater than a threshold value. The present invention also provides a method of determining a stack operating condition is the temperature delta as measured above is lower than a threshold value. The present invention also provides a control device and computer program capable of executing the method as outlined above.
Resumen de: AU2024285985A1
A method of producing a hydrogen stream and an oxygen stream and passing the hydrogen stream and the oxygen stream to a reverse water-gas shift reactor is described, the method comprising: providing a water stream to an electrolysis system configured to form: a hydrogen stream at a first pressure, and an oxygen stream at a second pressure; passing the hydrogen stream, a carbon dioxide stream, and the oxygen stream to the reverse water-gas shift reactor, wherein the first pressure is lower than the second pressure.
Resumen de: WO2026037594A1
The invention relates to an electrolysis device (10) having at least one electrolysis unit (12) for reducing a medium provided for the electrolysis, in particular water, an air supply line (20) for supplying air to the electrolysis unit (12), and an exhaust gas line (24) for discharging anode exhaust gases of the electrolysis unit (12). According to the invention, the air supply line (20) has a compressor (66) for increasing the pressure of the air, and the exhaust gas line (24) has a turbine (74) mechanically coupled to the compressor (66).
Resumen de: EP4696815A1
Provided is a method of manufacturing an anion exchange membrane water electrolysis system exhibiting improved durability and efficiency, along with excellent water electrolysis performance.
Resumen de: AU2023443530A1
A method for forming a recombination layer includes, for example, an ionomer and a nanocrystal catalyst disposed in the ionomer. A method for forming the recombination layer may include, for example, providing an ionomer dispersion, providing a compound having a catalyst having a charge, adding the catalyst in the compound to the ionomer to form a mixture, reducing the catalyst in the compound to a metal catalyst in the ionomer, and forming the mixture with the metal catalyst into a recombination layer for a proton exchange membrane.
Resumen de: AU2024249844A1
A method for thermal or thermochemical conversion of ammonia or methanol feedstocks into hydrogen (gas) in a related feedstock conversion facility (1000) is provided. The method comprises generating heated fluidic medium by at least one rotary apparatus (100), supplying a stream of thus generated heated fluidic medium into the feedstock conversion facility (1000), and operating said at least one rotary apparatus (100) and said feedstock conversion facility (1000) to carry out thermal or thermochemical conversion of the ammonia or methanol feedstocks into hydrogen at temperatures essentially equal to or exceeding about 500 degrees Celsius (°C). Facility (1000, 1000A) for production of hydrogen from ammonia or methanol feedstocks is further provided.
Resumen de: TW202511539A
The present disclosure provides hydrogen carrier fluid (HCF) compositions, comprising a leanliquid organic hydrogen carrier (lean-LOHC) component comprising at least one cyclohexyl-based compound having at least one unsaturated bond, optionally in combination with one or more C4-12 alkyl alcohol, or a rich-liquid organic hydrogen carrier (rich-LOHC) component comprising at least one cyclohexyl-based compound, optionally in combination with a C4-7 ketone, a C4-6lactone or a mixture thereof; and an electrolyte component. Also provided is the use of these HCF compositions for storage and release of hydrogen, in an electrochemical reactor system.
Resumen de: EP4696816A2
An electrolyzer stack is configured for high-speed manufacturing and assembly of a plurality of scalable electrolysis cells. Each cell comprises a plurality of water windows configured to maintain a pressure loss, temperature rise and/or oxygen outlet volume fraction below predetermined thresholds. Repeating components of the cells are configured based on a desired roll web width for production and a stack compression system is configured to enable a variable quantity and variable area of said repeating cells in a single stack. A high-speed manufacturing system is configured to produce scalable cells and assemble scalable stacks at rates in excess of 1,000 MW-class stacks per year.
Resumen de: AU2024304508A1
According to the invention, electrodes are arranged on two opposite surfaces of a separator. Each electrode consists of an open-pore metal structure, in particular a metal foam made of at least one of the chemical elements Ni, Al, Mo, Fe, Mn, Co, Zn, La, Ce, or an alloy of at least two of said chemical elements or an intermetallic compound of at least two of said chemical elements. A continuously decreasing catalytic activity is provided from the surface facing a separator or the respective other electrode of each electrochemical cell to the opposite surface of the respective electrode, and/or a continuously increasing porosity and/or pore size and/or a continuously decreasing specific surface area is provided from the surface facing a separator or the respective other electrode of each electrochemical cell to the opposite surface of the respective electrode.
Resumen de: WO2024214055A1
An electrolysis apparatus for the production of gaseous hydrogen and oxygen by water electrolysis is disclosed, with an electrolyzer (100) comprising a plurality of cells arranged next to each other to form a cell stack (116), wherein each cell includes an anode plate (122) and a cathode plate (124), and wherein the electrolyzer (100) further includes an anode end plate (118) and a cathode end plate (120) between which the cell stack (116) is clamped. The electrolyzer (100) has an active chamber (102) integrated therein, in which the electrolysis reaction of water contained in an electrolyte solution with which the electrolyzer (100) is fed takes place, a first liquid/gas phase separator (104) for separating oxygen gas from the electrolyte solution, and a second liquid/gas phase separator (106) for separating hydrogen gas from the electrolyte solution. The electrolyzer (100) also includes a plurality of sensors mounted on at least one of said anode and cathode end plates (118, 120) and configured to detect appropriate operating parameters of the first and second liquid/gas phase separator (104, 106).
Resumen de: CN120958174A
The present invention relates to an electrochemical electrode structure comprising a current collector and at least one electrode element wherein the at least one electrode element is a two-dimensionally extending electrically conductive element having an open structure. In this electrochemical electrode structure, the at least one electrode element has at least one edge with a crimped rim, at which the strip portion of the electrode element is crimped away. Furthermore, the invention relates to an electrochemical cell comprising a first electrode, a second electrode and a separator wherein the first electrode or the second electrode or both electrodes are such an electrochemical electrode structure, and to a method for retrofitting a limited-gap electrochemical cell into a zero-gap electrochemical cell using such an electrochemical electrode structure.
Nº publicación: EP4695444A1 18/02/2026
Solicitante:
THYSSENKRUPP NUCERA AG & CO KGAA [DE]
thyssenkrupp nucera AG & Co. KGaA
Resumen de: CN121013926A
The invention relates to an electrochemical electrode structure comprising at least one electrode element and a support element. Each electrode element is a two-dimensionally extending conductive element having an open structure and has a first edge portion. The support element has an elastic region extending along the surface in a main extension plane of the elastic region. The elastic region is adapted to push the at least one electrode member away from the support element in a direction at least substantially perpendicular to a main plane of extension of the elastic region. The support element has a first tongue-shaped region arranged at an edge of the support element. A first edge portion of the at least one electrode element is curved around a first tongue-shaped region of the support element, thereby attaching the at least one electrode element to the support element. Furthermore, the invention relates to an electrochemical cell and a bipolar electrode assembly, each of which comprises such an electrode element, to an electrochemical cell arrangement having a plurality of such bipolar electrode assemblies, and to a method for attaching an electrode element to a support element of such an electrochemical electrode structure.
BOPI
Sede Electrónica
