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947
resultados
Última actualización
29/10/2025 [07:11:00]
Resultados 125 a 150 de 947
Resumen de: JP2025150865A
【課題】空気極の周縁へのクラックの発生を抑制できる技術を提供する。【解決手段】固体酸化物形電解セルは、空気極と、燃料極と、前記空気極と前記燃料極との間に配置された固体電解質層と、を備え、前記空気極の周縁は、一部又は全周において、凹凸が交互に繰り返す凹凸部を有し、前記凹凸部において、頂部と底部はいずれも円弧状であり、前記底部の円弧半径Ｒ２に対する前記頂部の円弧半径Ｒ１の割合（Ｒ１／Ｒ２）は、３．０以上である。【選択図】図５
Resumen de: JP2025150862A
【課題】空気極へのクラックの発生を抑制できる技術を提供する。【解決手段】固体酸化物形電解セルの空気極は、主成分としてのペロブスカイト構造を有する複合酸化物と、クロムを含有する第１の物質と、前記複合酸化物とは異なる物質であって、コバルトと鉄との少なくとも一方を含有する第２の物質と、を含み、前記空気極の断面における前記第１の物質と前記第２の物質との面積占有率の合計は、０．０２％以上１０．５％以下である。【選択図】図２
Resumen de: JP2025150864A
【課題】空気極へのクラックの発生を抑制できる技術を提供する。【解決手段】固体酸化物形電解セルの空気極は、一般式Ａ１ｘＡ２ｙＢＯ３－δ（ただし、０．９≦ｘ＋ｙ＜１、δは酸素欠損量）で表され、主成分としてのペロブスカイト構造を有する複合酸化物と、クロムを含有する第１の物質と、硫黄を含有する第２の物質と、前記複合酸化物とは異なる物質であって、コバルトと鉄との少なくとも一方を含有する第３の物質と、を含み、前記空気極の断面における前記第１の物質と前記第２の物質と前記第３の物質との面積占有率の合計は、０．０２％以上１０．５％以下である。【選択図】図２
Resumen de: JP2025150951A
【課題】 光触媒を用いた水素ガス製造装置１に於いて、水槽２内の水の純度の低下に伴う水素発生量の低下を補償できるようにする。【解決手段】 水素ガス製造装置は、水を貯留する水槽部２と、水槽部内の水中に分散又は配置された光触媒体にして、光が照射されると、励起電子と正孔を発生し、水分子を水素と酸素とに分解する水の分解反応を起こし水素ガスを発生する光触媒物質を有する光触媒体３ａと、光触媒体へ照射されて水の分解反応を惹起する光を発する光源装置４と、水槽部内の水の純度を検知する手段１６ａと、水の純度の低下に応答して水素ガスの発生量の低下を補償する手段１６とを含む。水素ガス発生量低下の補償は、照射光量の増大、光触媒体の量の増大又は水の交換のいずれかにより達成されてよい。【選択図】 図１
Resumen de: US2025309291A1
In a first stacked body providing step, a first stacked body, in which a first ionomer material having an ion exchange capacity of less than a predetermined value and a first electrode are stacked, is provided. In a second stacked body providing step, a second stacked body, in which a second ionomer material having an ion exchange capacity of equal to or greater than the predetermined value and a second electrode are stacked, is provided. In a substrate providing step, an electrolyte substrate is provided. In a swelling step, the first stacked body, the second stacked body, and the electrolyte substrate are caused to swell. In a joining step, the electrolyte substrate and the first ionomer material of the first stacked body are joined together, and the electrolyte substrate and the second ionomer material of the second stacked body are joined together.
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.
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.
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.
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.
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.
Resumen de: DE102024203047A1
Die Erfindung betrifft ein Verfahren zur Inbetriebnahme oder Wiederinbetriebnahme eines Elektrolysesystems (1), umfassend- mindestens einen Stack (2),- eine an den Stack (2) angeschlossene Zuleitung (3) für Wasser, insbesondere für DI-Wasser oder ein Wasser-Lauge-Gemisch,- an den Stack (2) angeschlossene Ableitungen (4, 5) für die Produktgase Wasserstoff und Sauerstoff sowie- in die Ableitungen (4, 5) integrierte Gas-Flüssigkeits-Separatoren (6, 7). Erfindungsgemäß wird vor der Inbetriebnahme oder der Wiederinbetriebnahme das Elektrolysesystem (1) mit Wasser, insbesondere mit DI-Wasser oder mit einem Wasser-Lauge-Gemisch, gespült, so dass im Stack (2), in den Zuleitungen (3), in den Ableitungen (4, 5) und in den Gas-Flüssigkeits-Separatoren (6, 7) vorhandenes Gas durch das Wasser vollständig verdrängt wird.Die Erfindung betrifft ferner ein Elektrolysesystem (1), das zur Durchführung des Verfahrens geeignet ist bzw. nach dem Verfahren in Betrieb genommen werden kann.
Resumen de: DE102024203226A1
Die Erfindung betrifft eine Gasdiffusionslage (5) für eine Elektrolysezelle (1), umfassend eine Feinlage (51), eine Groblage (52) wobei die Feinlage (51) eine Feinstruktur mit Poren einer ersten Porengröße umfasst, wobei die Groblage (52) eine Grobstruktur mit Poren einer zweiten Porengröße umfasst, wobei die Groblage (52) eine Vielzahl von Spiralelementen (520) umfasst, wobei die Spiralelemente (520) verwoben sind, wobei mindestens ein Spiralelement (520) frei beweglich ist, insbesondere frei rotierbar ist, wobei die Gasdiffusionslage ferner mindestens eine Zwischenlage (53) umfasst, wobei die mindestens eine Zwischenlage (53) eine Zwischenstruktur mit Poren einer Zwischenporengröße umfasst,wobei die Zwischenlage (53) zwischen der Feinlage (51) und der Groblage (52) angeordnet ist, wobei die Zwischenporengröße größer als die der Feinlage (51) ist und wobei die Zwischenporengröße kleiner als die der Groblage (52) ist.
Resumen de: DE102024203048A1
Elektrolysezelleneinheit (1) zur elektrolytischen Herstellung von Wasserstoff aus Ammoniak und je eine Elektrolysezelle (4) umfassend eine Anode (19) zur Erzeugung von Stickstoff an der Anode (19) an einem Anodenkanal (21) zum Durchleiten eines flüssigen Anodenelektrolyten mit Ammoniak, eine Kathode (20) zur Erzeugung von Wasserstoff an der Kathode (20) an einem Kathodenkanal (22) zum Durchleiten des Kathodenelektrolyten, eine den Anodenkanal (21) von dem Kathodenkanal (22) trennende gasdichte Membran (16) als Diaphragma (16) zur Durchleitung von Ionen, insbesondere Hydroxidionen, durch die Membran (16), wobei mehrere Elektrolysezellen (4) als ein Elektrolysezellenstack (3) aufeinander gestapelt angeordnet sind als Elektrolysezelleneinheit (1).
Resumen de: DE102025112142A1
Die Erfindung betriff eine Gasdetektionseinrichtung (10) für einen Elektrolyseur (1), mit einer Zuführleitung (41) zum Zuführen von Gas zu einem Gasanalysegerät (50), wobei das Gas über einen mit einer Kathodenseite (5) oder Anodenseite (4) des Elektrolyseurs (1) verbindbaren Separator (14, 22) in die Zuführleitung (41) zuführbar ist, wobei der in der Zuführleitung (41) herrschende Druck des Gases zwischen einem Atmosphärendruck und einem gegenüber dem Atmosphärendruck erhöhten Druck über einen mit der Zuführleitung (41) wirkverbundenen, in einer Auslassleitung (26, 28) angeordneten Druckminderer (30, 32) einstellbar ist.
Resumen de: DE102024203042A1
Die Erfindung betrifft einen Elektrolytkreislauf (1) zur Versorgung eines Elektrolyse-Stacks (2) einer Elektrolyseanlage (3) mit einem Elektrolyten (4), beispielsweise mit Wasser, wobei der Elektrolytkreislauf (1) zwei Teilkreise (1.1, 1.2) umfasst, die stromaufwärts des Elektrolyse-Stacks (2) zusammengeführt sind, und wobei in jeden Teilkreis (1.1, 1.2) ein Gas-Flüssigkeit-Separator (5, 6) integriert ist. Erfindungsgemäß ist in den Elektrolytkreislauf (1), vorzugsweise in mindestens einen Teilkreis (1.1, 1.2) und/oder in mindestens einen Gas-Flüssigkeit-Separator (5, 6) ein die Blasenbildung förderndes Nukleierungsmaterial (7) in Form einer Oberflächenbeschichtung, einer festen Struktur und/oder einer losen Schüttung integriert.Die Erfindung betrifft ferner eine Elektrolyseanlage (3) zur Herstellung von Wasserstoff mit einem erfindungsgemäßen Elektrolytkreislauf (1).
Resumen de: JP2025150866A
【課題】空気極の周縁へのクラックの発生を抑制できる技術を提供する。【解決手段】固体酸化物形電解セルは、空気極と、燃料極と、前記空気極と前記燃料極との間に配置された固体電解質層と、を備え、前記空気極の周縁は、一部又は全周において、凹凸が交互に繰り返す凹凸部を有し、前記凹凸部の中で最も窪んでいる第１の点と、前記凹凸部の中で２番目に窪んでいる第２の点と、を通る線を第１の線とし、前記第１の線に対して平行な線であって、前記凹凸部の中で最も突出している第３の点から前記第１の線までの半分の距離に位置する線を第２の線とした場合、前記凹凸部において、前記第２の線よりも突出している部分の面積は、前記第２の線よりも窪んでいる部分の面積よりも大きい。【選択図】図５
Resumen de: JP2025150861A
【課題】空気極へのクラックの発生を抑制できる技術を提供する。【解決手段】固体酸化物形電解セルは、一般式Ａ１ｘＡ２ｙＢＯ３－δ（ただし、０．９≦ｘ＋ｙ＜１、δは酸素欠損量）で表されるペロブスカイト構造を有する複合酸化物を主成分として含有する空気極と、燃料極と、前記空気極と前記燃料極との間に配置された固体電解質層と、を備え、前記空気極は、クロムを含有する第１の物質と、硫黄を含有する第２の物質と、を含み、前記空気極の断面における前記第１の物質と前記第２の物質との面積占有率の合計は、前記固体電解質層側の界面から１０μｍ以内の界面領域よりも、前記固体電解質層側とは反対の表面から１０μｍ以内の表面領域の方が大きい。【選択図】図２
Resumen de: JP2025150859A
【課題】空気極へのクラックの発生を抑制できる技術を提供する。【解決手段】固体酸化物形電解セルは、一般式Ａ１ｘＡ２ｙＢＯ３－δ（ただし、０．９≦ｘ＋ｙ＜１、δは酸素欠損量）で表されるペロブスカイト構造を有する複合酸化物を主成分として含有する空気極と、燃料極と、前記空気極と前記燃料極との間に配置された固体電解質層と、を備え、前記空気極は、硫黄を含有する物質を含み、前記空気極の断面における前記物質の面積占有率は、前記固体電解質層側の界面から１０μｍ以内の界面領域よりも、前記固体電解質層側とは反対の表面から１０μｍ以内の表面領域の方が大きい。【選択図】図２
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.
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.
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.
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.
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.
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.
Nº publicación: US2025312759A1 09/10/2025
Solicitante:
CANON KK [JP]
CANON KABUSHIKI KAISHA
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.
BOPI
Sede Electrónica
