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Hydrogen production intergarated system and method of producing green hydrogen using the same

Resumen de: KR20260034269A

원자력으로부터의 전력으로 물을 수전해하여 핑크 수소 및 핑크 산소를 생산하는 핑크 수소 생산 시스템 및 천연가스를 열분해하여 청록 수소를 청록 수소 생산 시스템을 포함하는 수소 생산 통합 시스템을 제공한다. 상기 시스템은 상기 핑크 수소 생산 시스템의 부생성물인 핑크 산소가 상기 청록 수소 생산 시스템에 필요한 열 에너지를 생산하는데 이용되고, 상기 청록 수소 생산 시스템에서 배출되는 폐열이 상기 핑크 수소 생산 시스템에서 수전해되는 물에 공급되어 공정 효율성 및 에너지 효율이 우수한 수소 생산 시스템이다. 상기 수소 생산 통합 시스템을 활용한 수소 생산 방법은 고순도의 수소를 제공할 수 있다.

METHOD AND APPARATUS FOR DELIVERING HYDROGEN

Resumen de: AU2024265029A1

A system and method for transporting and distributing hydrogen, reducing the risk of hydrogen leakage, maintaining a record of provenance, and measuring and recording its purity level as it flows from source to destination to assure it complies with a predetermined range of values. The system includes a hydrogen delivery line made from metallic or non-metallic pipe that may be placed inside a safety pipe such that a channel is formed between an exterior of the hydrogen delivery line and an interior of the safety pipe. A sweeper gas or liquid may be injected into the channel to purge any hydrogen that might escape from the hydrogen delivery line, and one or more sensors may be used to detect and avoid the presence of an unacceptable level of hydrogen, or to stop the flow of hydrogen and remediate the problem well before a safety or environmental risk can occur.

電解システム

Resumen de: JP2026040917A

【課題】複数の電解モジュールを起動する際に昇圧機によるエネルギ消費の無駄を少なくして、システム全体の効率をより向上させる。【解決手段】電解システムは、電解セルと燃焼部とをそれぞれに含む複数の電解モジュールと、それぞれ対応する電解モジュールの電解セルと燃焼部とに燃料ガスを供給可能な複数の燃料供給系と、複数の電解モジュールの水素極で生成された生成水素を昇圧機により昇圧してタンクに回収する回収ラインと、回収ラインにおける昇圧機の上流側から生成水素を複数の燃料供給系のそれぞれに還流させる還流ラインと、を備える。【選択図】図１

水电解电极用催化剂、水电解电极用催化剂的制造方法及水电解电极

Resumen de: US20260071340A1

A catalyst for water electrolysis electrode, a method for preparing the catalyst, and a water electrolysis electrode including the catalyst are provided. A catalyst for water electrolysis electrode according to an embodiment of the present disclosure includes a carbon structure doped with a first element and a second element, and an alloy nanoparticle doped with the first element. The alloy nanoparticle is supported on a surface of the carbon structure, and the first element is iron (Fe).

水電解セル

Resumen de: US20260055516A1

A water electrolysis cell includes a membrane-electrode assembly, a frame body made of resin that is provided along a peripheral edge of the membrane-electrode assembly, and a first separator and a second separator that face each other through the membrane-electrode assembly and the frame body and are joined to each other by the frame body. An outer peripheral portion of the membrane-electrode assembly is extended to between a first face of the frame body and the first separator. A surface of the first face includes an antioxidant.

水電解セル

Resumen de: JP2026039665A

【課題】耐久性の高い水電解セルを提供する。【解決手段】水電解セルは、樹脂製の枠体を備える。枠体は、開口部と、開口部の周囲に配置されている酸素排出用のマニホールド孔と、を備える。水電解セルは、開口部の内部に配置されている膜電極接合体を備える。水電解セルは、第１セパレータ及び第２セパレータを備える。第１セパレータ及び第２セパレータは、枠体および膜電極接合体を介して互いに対向しており、枠体によって互いに接合されている。枠体の開口部およびマニホールド孔を画定している内周面は、水の接触角が１００°以上となる撥水性を有する。【選択図】図２

전해조

Resumen de: CN121195089A

The invention relates to an electrolyser (1) for producing hydrogen from an alkaline electrolyte. The electrolyzer (1) comprises a first header (11) and a second header (12) between which a plurality of base cells (20) and a plurality of bipolar plates (5, 5 ', 5' ') are stacked. Each bipolar plate (5) separates two adjacent base cells. According to the invention, each of the bipolar plates (5, 5 ', 5' ') comprises two plate-like parts (5A, 5B) coupled together and configured to define one or more internal cavities (66) for the circulation of a cooling fluid. Furthermore, each bipolar plate (5, 5 ', 5' ') comprises an inlet section (SI) and an outlet section (SV) for an inlet and an outlet, respectively, of the cooling fluid in the one or more inner cavities (66).

触媒

Resumen de: JP2026039612A

【課題】貴金属以外の材料で形成され、耐久性が向上した触媒を提供する。【解決手段】触媒は、Ｈｆ（ハフニウム）とＮｂ（ニオブ）とＺｒ（ジルコニウム）とを含み、さらに、Ｔｉ（チタン）と、Ｖ（バナジウム）と、Ｔａ（タンタル）と、Ｍｏ（モリブデン）と、Ｗ（タングステン）とのうちの少なくとも２種類の金属を含む合金で形成され、合金に含まれる金属元素の種類数をＸとしたとき、合金に含まれる各金属元素のモル分率は、（１００／Ｘ－４）％以上（１００／Ｘ＋４）％以下である。【選択図】図１

水電解システム

Resumen de: JP2026038451A

【課題】電解質膜の更なる劣化を抑制できる水電解システムを提供する。【解決手段】水素極と、酸素極と、水素極および酸素極の間に位置する電解質膜と、を有する水電解システムは、電解質膜の劣化状況を検出する劣化検出部と、水電解システムの起動時に、検出された前記劣化状況に応じて、水素極において発生する水素の圧力の上昇速度と圧力の上限値とのうち少なくとも一方を調整する水素調圧部と、を備える。【選択図】図１

メタン含有流体を製造する方法、及びメタン含有流体を製造する装置

Resumen de: JP2026038393A

【課題】アンモニアメタネーションにより効率よくメタン含有流体を製造する技術を提供する。【解決手段】アンモニアと二酸化炭素とを含有する原料流体からメタン含有流体を生成するにあたり、アンモニア分解活性、及びメタネーション活性を有する第一触媒が充填された第一反応器３１に前記原料流体を供給し、アンモニアの分解、及びメタネーションを進行させて中間生成流体を得る。次いで、第一反応器３１から流出した前記中間生成流体を冷却した後、メタネーション活性を有する第二触媒が充填された第二反応器３２に供給してメタネーションを進行させ、メタン含有流体を得る。【選択図】図６

分隔膜和包括其的电化学电解槽

Resumen de: WO2025048510A1

The present invention relates to a separator in which an anode catalyst layer is coated on one surface of a porous substrate, and an electrochemical cell comprising same, the separator allowing ions to smoothly move through pores of the porous substrate and exhibiting low overpotential due to having the anode catalyst layer coated on one surface thereof.

水性反応器

Resumen de: CN120659908A

A hydrogen generating battery includes a pair of input electrode plates, a pair of output electrode plates, an additional X-plate electrode positioned adjacent the pair of output electrode plates, and a plurality of intermediate electrode plates disposed between the pair of input electrode plates and the pair of output electrode plates. The plasma torch is spaced apart from and inductively coupled to the pair of input electrode plates. A pulsed DC voltage is applied to the plasma torch and the X-plate, while a lower pulsed DC voltage is applied to the pair of input and output electrode plates such that hydrogen gas is generated from the aqueous solution in which the battery is immersed.

水素および酸素生成装置を封入体に封入する方法ならびに水素および酸素生成装置に適合された封入体

Resumen de: US20260002270A1

An enclosure adapted for a hydrogen and oxygen generating apparatus arranged in a movable has an interior and an interior surface and an exterior surface whereby the hydrogen and oxygen generating apparatus comprises at least one electrolyser stack adapted for electrolysing water to hydrogen product gas and oxygen product gas and accompanying gas and electrolyte handling equipment. The exterior surface of the enclosure comprises at least a heat insulating, flexible polymer cover element which is attached to a metal frame.

REGENERATIVE FUEL CELL UTILIZING LIQUID HYDROGEN CARRIER

Resumen de: WO2026047670A1

The invention provides Pt 1-99- Ir1-99-Mo-99 aerogel useful as a bifunctional electrocatalyst in a unified regenerative fuel cell. Also provided is a unified regenerative fuel cell and a method of storing and producing energy with the aid of a liquid hydrogen carrier (LHC) as a fuel material in a unified regenerative fuel cell.

REGENERATIVE FUEL CELL UTILIZING LIQUID HYDROGEN CARRIER

Resumen de: WO2026047671A1

The invention provides a method of storing and producing energy with the aid of a liquid hydrogen carrier (LHC) as a fuel material in a unified regenerative fuel cell having bifunctional electrocatalyst on its oxygen electrode. A fuel cell system comprising the unified regenerative fuel cell and a fuel supply and regeneration installation for the LHC is also provided.

METHOD FOR CATALYTICALLY PRODUCING METHANOL FROM BIOMASS

Resumen de: WO2026046719A1

The invention relates to a method for catalytically producing methanol from biomass by means of electric current, wherein in a first stage, O2 and H2 are produced from water by electrolysis, wherein in a second stage, the biomass is converted into formic acid by means of an aqueous solution of a first catalyst in a first reaction vessel (R1), wherein the first catalyst reduced in the catalytic reaction is converted back into its initial state by oxidation, wherein for the oxidation thereof the oxygen produced in the first stage is introduced into the solution in the first reaction vessel (R1), wherein the solution with the formic acid resulting therein is transferred to a second reaction vessel (R2), wherein methanol is added to the solution during transfer into the second reaction vessel or in the second reaction vessel (R2), wherein the second reaction vessel (R2) is designed as a rectification column which optionally contains an acidic second catalyst which catalyses esterification of the methanol with the formic acid, wherein the second catalyst is present in solid form as a bed or in liquid form as an acid, wherein a reactive distillation is carried out in the second reaction vessel (R2) and the resulting methyl formate is transferred into a tank (T), wherein in a third stage, the methyl formate is evaporated from the tank (T) and is transferred to a third reaction vessel (R3) and there is hydrogenated with the H2 from the first stage by means of a third catalyst which c

SOLID OXIDE STEAM ELECTROLYSIS SYSTEM AND METHOD

Resumen de: WO2026047273A1

An object of the invention is a solid oxide steam electrolysis system comprising a steam feed (1), a gas recycle device (10) that supplies hydrogen from feed-in line (51) to the steam feed (1), and flow rate of the hydrogen from the gas recycle device (10) is being configured to control the partial pressure of hydrogen in the inlet of the cathode compartment from fuel gas supply structure (22) of the solid oxide electrolysis stack structure (30). A first heat management system (20) is being configured to heat the steam-hydrogen gas mixture in line (21) to 400 - 900 °C and is being configured to supply the gas from fuel gas supply structure (22) to the cathode compartment of the solid oxide electrolysis stack structure (30) to reduce steam into hydrogen and oxygen ions by a first controlled current from a power source (70). In the system the hydrogen-steam mixture in product gas line (23) being fed to the first heat management system (20) transferring energy to the inlet gas mixture from line (21), and the hydrogen-steam mixture from the first heat management system (20) in fluid line (24) being fed through a second heat management system (40) where the gas mixture is partly condensing and producing two-phase hydrogen-water-steam mixture to line (41). The steam flow rate in fuel gas supply structure (22) to the cathode compartment of the solid oxide electrolysis stack structure (30) is being controlled based on the first controlled current of a power supply (70). The steam fl

電解装置運用システム

Resumen de: US20260055519A1

An electrolysis apparatus operation system includes an electrolysis apparatus, a control unit, a target state-of-health value input unit, and a control parameter calculating unit. The electrolysis apparatus has a plurality of electrolytic stacks in which a plurality of electrolytic cells that produce hydrogen by electrolyzing water are stacked. The control unit controls a controlled subject based on a control parameter that affects state-of-health of the controlled subject. The target state-of-health value input unit allows a system user to input a target state-of-health value that is a target value for state-of-health. The control parameter calculating unit calculates a control parameter of the controlled subject based on the target state-of-health value. The controlled subject is the electrolysis apparatus.

TITANIUM POROUS BODY, TITANIUM LAMINATE, WATER ELECTROLYSIS DEVICE, WATER ELECTROLYSIS METHOD, AND HYDROGEN PRODUCTION METHOD

Resumen de: WO2026048903A1

A titanium porous body according to the present invention comprises a powder sintered body and is formed in a sheet shape having a thickness of 200 μm or greater. In the titanium porous body, holes present in a cross-section extending along the thickness direction have an average aspect ratio of 3.2 or higher, the aspect ratio being calculated as a ratio of the thickness-direction length of a hole to the width-direction length of the hole, within a visual field measuring 200 μm × 200 μm in the cross-section.

WATER ELECTROLYSIS CELL AND WATER ELECTROLYSIS SYSTEM

Resumen de: WO2026048255A1

A water electrolysis cell and a water electrolysis system comprising: an ion exchange membrane; a cathode-side catalyst layer disposed on one side of the ion exchange membrane; an anode-side catalyst layer disposed on the other side of the ion exchange membrane; and a metal impurity removal layer disposed between the ion exchange membrane and the cathode-side catalyst layer and/or between the ion exchange membrane and the anode-side catalyst layer.

WATER ELECTROLYSIS DEVICE, CONTROL METHOD, AND PROGRAM

Resumen de: WO2026048251A1

This water electrolysis device comprises: a water electrolysis stack that has a water electrolysis cell having a solid polymer electrolyte membrane disposed between a pair of separators, and that electrolyzes an electrolytic solution by using the water electrolysis cell; a power supply unit that is electrically connected to the water electrolysis stack; an electrolytic solution path that circulates and supplies the electrolytic solution to the water electrolysis cell; a first temperature sensor that is capable of measuring an inlet temperature of the electrolytic solution flowing through an inlet of the water electrolysis stack; a second temperature sensor that is capable of measuring flow-path outlet temperatures of the electrolytic solution flowing through outlets of a plurality of flow paths formed in electrolysis units of the separators; and a control unit that performs, on the basis of the inlet temperature from the first temperature sensor and the flow-path outlet temperatures from the second temperature sensor, control on the electrolysis units to regulate at least one of the flow rate, temperature, and electric current of the electrolytic solution so as to lower a temperature that has increased in a portion of the electrolysis units of the separators.

STRUCTURE AND REDUCTION DEVICE

Resumen de: WO2026048152A1

Provided are a structure and a reduction device capable of more efficiently generating hydride ions. A structure according to an embodiment of the present invention comprises a first electrode, a second electrode, and an electrolyte. The first electrode and the second electrode are porous and allow a fluid to pass therethrough. The electrolyte is a solid disposed between the first electrode and the second electrode. The electrolyte is electrically connected to the first electrode and the second electrode. Hydride ions can move through the electrolyte.

ALUMINUM COMPOSITE MATERIAL FOR HYDROGEN PRODUCTION BY HYDROLYSIS, PREPARATION METHOD THEREFOR, AND USE THEREOF

Resumen de: WO2026045952A1

An aluminum composite material for hydrogen production by hydrolysis, comprising an aluminum-based core and a composite layer formed on the surface of the aluminum-based core. The aluminum-based core comprises, by mass fraction: 90-95% of aluminum and the balance being a magnesium-sodium alloy. The composite layer comprises a carbon-based skeleton attached to the surface of the aluminum-based core and a titanium-iron oxide formed on the carbon-based skeleton. According to the composite material, the aluminum-based core can be prevented from reacting with oxygen to generate an aluminum oxide thin film, thereby increasing the hydrogen yield and hydrogen production rate of the aluminum composite material during hydrogen production. The present invention also relates to a preparation method for and a use of the aluminum composite material for hydrogen production by hydrolysis.

ELECTROLYTIC CELL, ANODE CATALYTIC MATERIAL, PREPARATION METHOD THEREFOR, AND USE THEREOF

Resumen de: WO2026045877A1

The present application provides an electrolytic cell, an anode catalytic material, a preparation method therefor, and a use thereof. The anode catalytic material in the present application comprises: a substrate, which is an alloy comprising nickel and iron elements; and a nickel-rich oxide layer, which covers the surface of the substrate, wherein the nickel-rich oxide layer comprises nickel oxide and/or nickel hydroxide, and the mass content of nickel element in metal components of the nickel-rich oxide layer is greater than 70%. The anode catalytic material uses a nickel-iron alloy as a substrate, and the addition of iron element can effectively reduce the oxygen evolution overpotential of the substrate material; the nickel-rich oxide layer covering the surface of the substrate can passivate the substrate, and inhibit the dissolution of metal ions, preventing collapse of the skeleton structure of the alloy substrate, thereby maintaining mechanical stability; when the nickel-rich oxide layer is used as an anode, the thickness of the nickel-rich oxide layer does not increase significantly, thus not affecting the catalytic performance thereof; the nickel oxide and/or nickel hydroxide contained in the nickel-rich oxide layer and nickel iron hydroxide which may also be contained therein are also used as active components, thereby further ensuring the catalytic activity of the material.

MEMBRANE-BASED AUTOTHERMAL AMMONIA REACTOR

Nº publicación: US20260061384A1 05/03/2026

Solicitante:

SAUDI ARABIAN OIL CO [SA]
Saudi Arabian Oil Company

Resumen de: US20260061384A1

An autothermal ammonia reactor includes a chamber, a hydrogen-separation membrane within the chamber, and an ammonia decomposition catalyst. The chamber receives ammonia and air. The chamber including a combustion zone, a catalytic zone, and a hydrogen zone. The catalytic zone is in thermal communication with the combustion zone. The chamber directs the air and a portion of the ammonia from the fluid inlet to the combustion zone to allow the air and ammonia to exothermically react to generate thermal energy. The chamber directs another portion of the ammonia into the catalytic zone to decompose into hydrogen and nitrogen as the ammonia is exposed to the thermal energy from the combustion zone and contacts the catalyst. The chamber directs the hydrogen from the catalytic zone, through a surface of the hydrogen-separation membrane, to the hydrogen zone to allow the hydrogen to exit the chamber through the fluid outlet.