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一种电解水制氢用装置及方法

Resumen de: CN121519080A

本发明涉及电解水制氢技术领域，公开了一种电解水制氢用装置及方法，包括电解槽，电解槽包括槽体，槽体的两侧均安装有循环出液口和循环进液口；电解液循环单元，电解液循环单元包括安装在槽体上的净化罐；净化罐的内部设置有拦截机构，拦截机构包括设置于净化罐内部的旋转轴，旋转轴的两侧安装有拦截盘，且拦截盘之间设置有多组拦截板。本发明通过设置拦截盘和拦截板的旋转拦截机构，实现了对电解液中较大颗粒杂质的初步高效拦截过滤，并且在拦截机构转动时，可以利用流入的电解液对拦截板进行反冲洗，实现了连续、高效的自清洁功能，有效防止了过滤孔的堵塞，显著提高了电解水制氢装置的整体运行效率和稳定性。

다공성 재료를 처리하기 위한 조성물 및 방법

Resumen de: US20260008042A1

The present disclosure is directed to a processing solution composition comprising a metal salt, an acid, a solvent, and a non-metal reductant. The present disclosure is also directed to a method of impregnating a porous material by covering or coating the porous material with a processing solution comprising a metal salt, an acid, a solvent, and a non-metal reductant.

수소 가스 제조 시스템 및 수소 가스 제조 방법

Resumen de: WO2024252801A1

Provided is a hydrogen gas production system capable of producing, with a high recovery rate, a hydrogen gas having a deuterium D content ratio equal to or higher than that in raw material water. A hydrogen gas production system 100 according to the present invention comprises: a first tank 10 that accommodates raw material water including heavy water; an electrolysis device 30 that electrolyzes the raw material water to generate a hydrogen gas; a reservoir 50 that stores the hydrogen gas; a liquid feed device 20 that feeds the raw material water from the first tank 10 to the electrolysis device 30; and a gas feed device 40 that feeds the hydrogen gas generated in the electrolysis device 30 to the reservoir 50. In the system 100, the liquid feed device 20 is controlled so as to replenish the raw material water from the first tank 10 to the electrolysis device 30 as the raw material water remaining in the electrolysis device 30 decreases, the gas feed device 40 is controlled so as to continuously feed the hydrogen gas generated in the electrolysis device 30 to the reservoir 50 before, during, and after the replenishment, and the reservoir 50 stores the hydrogen gas generated in the electrolysis device 30 before, during, and after the replenishment.

수소 및 산소로의 물의 알칼리 분해를 위한 전기화학 셀용 전극 및 이의 제조 방법

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.

无碳氧化物的氢气生产的方法和系统

Resumen de: AU2024291792A1

The disclosure concerns a process of carbon oxides-free hydrogen production is disclosed. The process comprises the following steps: - heating a gas stream of a reacting compound including hydrogen atoms in absence of oxidizing agents, to thermally decompose the reacting compound into smaller product compounds, including hydrogen molecules, obtaining a stream of decomposition product compounds; - separating hydrogen molecules from other product compounds of the stream of decomposition product compounds; - reacting a portion of the stream of separated hydrogen molecules with a stream of an oxidizing agent, in particular oxygen or air, to obtain combustion product compounds, including steam and heat, in a stream of combustion product compounds; - providing heat obtained in the previous step to the step of heating the reacting compound; and wherein the process can comprise a step of - recovering energy from the stream of decomposition product compounds and/or from the stream of combustion product compounds. Additionally, a system of hydrogen production is also disclosed, the system being configured to operate according to the above process.

A method and an arrangement for improving the operational flexibility of a system for producing hydrogen, and a system comprising the arrangement

Resumen de: FI20246009A1

The present disclosure relates to methods and arrangements for improving the operational flexibility of systems (200) comprising an electrolyzer (201) configured to produce hydrogen and one or more downstream hydrogen processing units (202a-d), wherein at least one of the one or more downstream hydrogen processing units has a hydrogen mass flow operating capacity more restricted than hydrogen mass flow operating capacity of the electrolyzer. The operational flexibility of the system is improved by feeding additional hydrogen from an additional hydrogen source (203) to the one or more downstream hydrogen processing units to compensate for the difference.

アルカリ水電解用隔膜

Resumen de: JP2026025107A

【課題】膜抵抗が充分に実用的なものでありながら、無機粒子の脱落を充分に抑制することができるアルカリ水電解用隔膜を提供する。【解決手段】多孔性支持体と、該多孔性支持体の片側又は両側の主面に設けられ、無機粒子及び有機樹脂を含む多孔膜と、を備えるアルカリ水電解用隔膜であって、更に、該多孔性支持体と該多孔膜とからなる本体層の片側又は両側の主面の少なくとも一部を覆う、中性又は塩基性の極性官能基を有する第１樹脂を含む被覆膜を備えることを特徴とするアルカリ水電解用隔膜。【選択図】なし

水電解スタック

Resumen de: JP2026024144A

【課題】水電解効率を向上させる。【解決手段】水電解スタックは、互いに電気的に直列に接続され、水電解を行うアニオン交換膜型の複数のセルと、複数のセルに電解液を供給するための第１マニホールドと、複数のセルから電解液を排出するための第２マニホールドと、を有するマニホールド構造体と、を備え、第１マニホールドおよび第２マニホールドのうちの一方または両方の内壁面は、電解液よりも高い絶縁性を有する。【選択図】図１

アルカリ水電解用隔膜の補修方法

Resumen de: JP2026024159A

【課題】多孔質構造を有するアルカリ水電解用隔膜において、き裂や打痕、摩耗などの軽度の欠陥が生じた場合に隔膜を補修する方法を提案する。【解決手段】高分子多孔質膜から成るアルカリ水電解用隔膜のガス遮断性を低下させる欠陥部分を溶着して当該欠陥部分の多孔質構造をバルク構造に変化させることにより、前記欠陥部分の前記ガス遮断性を回復させる。【選択図】図３

アルカリ水電解用隔膜及びその製造方法、並びに、アルカリ水電解槽

Resumen de: WO2026028789A1

This diaphragm for alkaline water electrolysis separates an anode chamber in which an anode of an alkaline water electrolysis tank is disposed and a cathode chamber in which a cathode is disposed, the diaphragm for alkaline water electrolysis comprising a polymer porous membrane integrally having a seal region, which is sandwiched by a tank-constituting member in the alkaline water electrolysis tank, and a separator region, which is disposed on the inner-peripheral side of the seal region. The separator region has an inter-electrode region that is smaller than the separator region and is sandwiched between the anode and the cathode, and a non-restraint region present between the seal region and the inter-electrode region. The polymer porous membrane has a frame-shaped bulk part that extends across the seal region, the non-restraint region, and the inter-electrode region.

アルカリ水電解用隔膜及びその製造方法、並びに、アルカリ水電解槽

Resumen de: WO2026028790A1

Disclosed is a diaphragm for alkaline water electrolysis, which separates an anode chamber and a cathode chamber of an alkaline water electrolysis cell. This diaphragm for alkaline water electrolysis is provided with a polymer porous film which integrally has a sealing region that is sandwiched by cell constituent members in the alkaline water electrolysis cell, an edge region that is disposed on the outer peripheral side of the sealing region, and a separator region that is disposed on the inner peripheral side of the sealing region. The sealing region has a shape surrounding the separator region, and has a bulk part for preventing permeation of an electrolyte solution through the pores of the polymer porous film.

アルカリ水電解用隔膜及びその製造方法、並びに、アルカリ水電解槽

Resumen de: JP2026024157A

【課題】アルカリ水電解用多孔質隔膜において膜の物理的強度を向上する。【解決手段】アルカリ水電解槽の陽極室と陰極室とを隔てるアルカリ水電解用隔膜は、アルカリ水電解槽において槽構成部材に挟み込まれるシール領域と、シール領域の内周側に配置されたセパレータ領域とを一体的に有する高分子多孔質膜を備える。セパレータ領域は、バルク構造の補強部を有する【選択図】図３

一种用于可见光光解水制氢的MXene修饰TiO2/Cd0.3Zn0.7S异质结复合光催化剂的制备方法

Resumen de: CN121513919A

本发明公开了一种用于可见光光解水制氢的MXene修饰TiO2/Cd0.3Zn0.7S异质结复合光催化剂的制备方法。其包括通过氢氟酸蚀刻MAX相（Ti3AlC2）制备Ti3C2 MXene，利用水热氧化技术将TiO2纳米片原位生长并锚定在Ti3C2 MXene表面形成Ti3C2@TiO2复合材料，再通过油浴加热负载Cd0.3Zn0.7S纳米颗粒制得最终复合光催化剂。该制备方法简单、条件温和、成本低廉，无需添加表面活性剂或模板剂。所制备的复合光催化剂具有优异的光催化分解水产氢性能，析氢速率高达48.92 mmol·g‑1·h‑1，较纯Cd0.3Zn0.7S与Ti3C2@TiO2分别提升43.67倍与99.83倍，且循环稳定性良好，4次循环后活性保持95%以上，在420 nm处表观量子效率达74.6%。本发明为高效光催化体系提供了新思路，适用于太阳能转化及环境净化领域。

PROCESS FOR PRODUCING A HYDROGEN PRODUCT

Resumen de: WO2026032565A1

The invention relates to a process for producing a hydrogen product (3) from a feedstock stream (4), said process comprising the following steps: - providing an ammonia stream (8); - sending the ammonia stream (8) to a vaporizer (6) configured to receive said ammonia stream (8) and to vaporize said ammonia stream (8) so as to obtain a vaporized ammonia stream (10); and - controlling the temperature of the vaporized ammonia stream (10) by injecting a cooling medium (16) into the vaporized ammonia stream (10) thereby obtaining a temperature-controlled ammonia stream (18).

CDTE PHOTOVOLTAIC MODULE SYSTEMS AND METHODS FOR AUTONOMOUS WATER ELECTROLYSIS

Resumen de: WO2026035873A1

Techniques for water electrolysis employing: a glass substrate layer; a transparent conductive oxide (TCO) layer including TCO electrical disconnects formed in the TCO; a photovoltaic (PV) layer including PV electrical disconnects formed in the PV layer, portions of the PV layer extending into the TCO electrical disconnects; a metal back contact (MBC) layer including MBC electrical disconnects formed in the MBC layer, portions of the MBC layer extending into the PV electrical disconnects; an insulating layer including insulating voids formed in the insulating layer to expose anode and cathode portions of the MBC layer, portions of the insulating layer extending into the MBC electrical disconnects; a metal conductor layer adjacent the insulating layer and including a metal conductor extending into insulating voids to form metal conductors electrically coupled to the exposed anode and cathode portions; catalyst coatings on the metal conductors electrically coupled to the anode and cathode portions.

COAXIAL CATALYST SYSTEM FOR AMMONIA CRACKING

Resumen de: WO2026032554A1

The invention relates to a catalyst system for cracking ammonia into hydrogen and nitrogen, comprising at least one tube having an axis extending centrally through the interior of the tube, wherein at least two coaxially arranged regions are formed in the tube in the form of a first region along the central axis and at least one further region surrounding the first region, and wherein the first region contains a first catalyst material and the at least one further region contains at least one further catalyst material, characterised in that a) the first catalyst material has at least one metal selected from the group consisting of noble metals and non-noble metals and b) the at least one further catalyst material has at least one non-noble metal. The first and the at least one further catalyst material are different.

METHOD FOR CONTROLLING WATER ELECTROLYSIS SYSTEM, AND WATER ELECTROLYSIS SYSTEM

Resumen de: AU2024357053A1

Provided is a control device including: a step in which a current command value regarding current to be applied to an electrolytic stack is determined; and a step in which pure-water adjustment amount command values for adjusting the pressure or/and flow rate of water to be supplied to the electrolytic stack are determined on the basis of the current command value. The control device further includes a step A in which, when the current command value is changed from a first current command value (current command value c1) to a second current command value (current command value c2), which is a different value, and the pure-water adjustment amount command value is changed from a first pure-water adjustment amount command value (pure-water adjustment amount command value w1) to a second pure-water adjustment amount command value (pure-water adjustment amount command value w2), which is a different value, measured values of the pressure or/and flow rate are caused to reach the second pure-water adjustment amount command value from the first pure-water adjustment amount command value before a measured value of current applied from a power converter to the electrolytic stack reaches the second current command value from the first current command value.

HYDROGEN PRODUCTION SYSTEM

Resumen de: AU2024396946A1

According to exemplary embodiments of the present invention, a hydrogen production system is provided. The present invention comprises: a hydrogen generation unit configured to receive reduced iron from a reduced iron generation unit configured to generate reduced iron by reducing powdered iron ore in a reducing gas atmosphere, and to generate hydrogen from ammonia by bringing the reduced iron into contact with the ammonia; and a regeneration unit configured to receive the reduced iron from the hydrogen generation unit and to regenerate the reduced iron by reducing the reduced iron in a hydrogen gas atmosphere. According to other exemplary embodiments of the present invention, a method for producing hydrogen is provided.

AMMONIA DECOMPOSITION SYSTEM

Resumen de: AU2024398260A1

Provided according to exemplary embodiments of the present invention is an ammonia decomposition system capable of minimizing the generation of iron nitride, which is a by-product.

HYDROGEN COMPRESSION ARRANGEMENT, SYSTEM INCLUDING THE ARRANGEMENT AND METHOD

Resumen de: AU2024300028A1

The compression arrangement comprises a hydrogen compressor and a return circuit having an inlet, which is fluidly coupled with the discharge side of the centrifugal compressor, and an outlet, which is fluidly coupled with the suction side of the centrifugal compressor. A head-loss control valve is positioned in the return circuit. The head-loss control valve is adapted to generate a controlled head loss in the return circuit when the compressor operates at a flowrate below the surge control line.

Verfahren zur Herstellung von Kohlenstoffmonoxid und Verfahren zur Herstellung von Syngas

Resumen de: DE102024122674A1

Es wird ein Verfahren zur Herstellung von Kohlenstoffmonoxid beschrieben. Das Verfahren umfasst die elektrochemische Desorption von Kohlenstoffdioxid und Sauerstoff aus einer ein Metallhydrogencarbonat enthaltenden Lösung und das Bilden von Kohlenstoffmonoxid aus dem Kohlenstoffdioxid. Das erzeugte Kohlenstoffmonoxid kann in einem Verfahren zur Bildung von Syngas verwendet werden.

Fluidtransportbauteil und Verfahren zum Herstellen des Fluidtransportbauteils

Resumen de: DE102024207534A1

Die Erfindung betrifft ein Fluidtransportbauteil (1) für einen Elektrolyseur, mit einer Gasdiffusionslage (2), die ein Metall aufweist und porös ist, und einer porösen Transportschicht (3), die ein Kohlenstoffpapier und/oder einen Kohlenstoffvlies aufweist, dadurch gekennzeichnet, dass die Gasdiffusionslage (2) stoffschlüssig und elektrisch leitfähig mit der porösen Transportschicht (3) verbunden ist. Zudem betrifft die Erfindung ein Verfahren zum Herstellen eines Fluidtransportbauteils (1) für einen Elektrolyseur, mit den Schritten: a) Bereitstellen einer Gasdiffusionslage (2), die ein Metall aufweist und porös ist; b) Bereitstellen einer porösen Transportschicht (3), die ein Kohlenstoffpapier und/oder einen Kohlenstoffvlies aufweist; und c) stoffschlüssiges und elektrisch leitfähiges Verbinden der Gasdiffusionslage (2) mit der porösen Transportschicht (3).

SYSTEMS AND METHODS FOR WATER ELECTROLYSIS WITH ELECTRODES HAVING NICKEL-COBALT-PHOSPHOROUS-BASED COMPOUNDS

Resumen de: US20260043153A1

Systems and methods are provided for water electrolysis. The system includes an electrolyte material configured for the exchange of anions, a first electrode including a nickel-cobalt-phosphorus-based compound, and a second electrode, wherein the first electrode and the second electrode are configured to exchange the anions through the electrolyte material.

SOLAR-DRIVEN MOLECULAR SPLITTING WITH SURFACE-MODIFIED 3C-SIC MICROPARTICLES AND ASSOCIATED ELECTROLYSIS CELL

Resumen de: WO2026033097A1

The invention relates to the use of 3C-SiC microparticles having a carbon surface, for the solar-driven splitting of molecules.

SOLAR-DRIVEN MOLECULAR SPLITTING WITH DOPED 3C-SIC MICROPARTICLES AND ASSOCIATED ELECTROLYSIS CELL

Nº publicación: WO2026033095A1 12/02/2026

Solicitante:

THE YELLOW SIC HOLDING GMBH [DE]
THE YELLOW SIC HOLDING GMBH

Resumen de: WO2026033095A1

The invention relates to the use of doped 3C-SiC microparticles for the solar-driven splitting of molecules.