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チタン多孔質体、チタン積層体、水電解装置、水の電気分解方法、及び、水素の製造方法

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.

水電解装置、制御方法及びプログラム

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.

水電解セルおよび水電解システム

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.

二次アルミドロスから水素を生成する際に発生する廃水の処理方法

Resumen de: CN120004436A

The invention relates to the technical field of industrial solid waste comprehensive treatment, and discloses a water treatment method and system after secondary aluminum ash hydrogen production, and the method comprises the following steps: collecting hydrolysate after secondary aluminum ash hydrogen production to obtain high saline-alkaline ammonia nitrogen hydrolysate; carrying out ammonia-nitrogen separation on the high-salt-alkali ammonia-nitrogen hydrolysate to obtain a gas phase and a first-stage liquid phase; dissolving carbon dioxide in the first-stage liquid phase until a specified pH value is reached to obtain a second-stage liquid phase; dissolving carbon dioxide in the second-stage liquid phase until the specified pH value is reached to obtain a third-stage liquid phase; adding an extracting solvent into the third-stage liquid phase, dissolving carbon dioxide until the specified pH value is reached, and extracting and separating to obtain a fourth-stage liquid phase of an organic phase and a fourth-stage liquid phase of an inorganic phase; evaporating moisture of a fourth-stage liquid phase of the inorganic phase; and carrying out back extraction separation on the fourth-stage liquid phase of the organic phase to obtain an inorganic liquid phase and an organic liquid phase. By adopting the method, aluminum hydroxide and various valuable salts can be efficiently recovered, and the obtained product is rich and high in value.

222 나노미터 파장의 자외선 조사를 이용한 PFAS 분해 방법 및 시스템

Resumen de: US2025263322A1

Methods, systems and devices for PFAS destruction including adding a sulfite salt to an aqueous solution containing PFAS and then irradiating the aqueous solution with light at 222 nm. The method may include adding a base to the aqueous solution in an amount sufficient to raise a pH of the aqueous solution including PFAS to about 10 or more. It may also include adding a halide salt such as a bromide salt or an iodine salt, and further adding a carbonate. Greater than 90%, or greater than 99%, of the PFAS in the solution may be destroyed by irradiating the aqueous solution in this way.

MEMBRANE-BASED AUTOTHERMAL AMMONIA REACTOR

Resumen de: WO2026055229A1

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.

光による水分解方法

Resumen de: JP2026043978A

【課題】水素生成光触媒を用いて、可視光照射下においても水を効率的に水素と酸素に分解できる方法を提供すること。【解決手段】本発明の光による水分解方法は、一種類の光触媒を含み、酸化還元能を有する化合物が溶解した水溶液に対して光を照射する方法である。【選択図】図３

ELECTROLYSIS SYSTEM

Resumen de: WO2026052657A1

The invention relates to an electrolysis system for electrolytically splitting water into hydrogen and oxygen, comprising an electrolytic cell (1) having an anode chamber (2) and a cathode chamber (3) that are separated from one another by a semipermeable barrier, and comprising an anode water circuit (4) which supplies the anode chamber (2) with water via an anode inlet (5) and which receives water from the anode chamber (2) via an anode outlet (6), wherein a gas-water separator (8) and a pump device (9) are disposed in the anode water circuit (4). The water from the cathode chamber (3) is received in a cathode water pathway (14) and fed into the anode water circuit (4), with a second gas-water separator (17) being disposed in the cathode water pathway (14) and an ion exchanger (10) for removing metal ions being disposed in the anode water circuit (4). A free-radical scavenger (20) is disposed in the cathode water pathway (14).

PROCESS FOR GENERATION OF THERMAL AND RADIANT ENERGY, HYDROGEN AND CARBON MONOXIDE BY OXIDIZING METAL AND ORGANIC COMPOUND

Resumen de: WO2026052234A1

Disclosed is a process for oxidizing a metal and for generating hydrogen and carbon monoxide by using a reactor having a reaction chamber with an inlet zone for reactive materials, a central zone and an outlet zone for a product gas. In this process a first reactive material and a second reactive material are used, each comprising selected components comprising selected metals and organic compounds. In the process a first flame is generated by reacting the first reactive material present in the inlet zone. This first flame generates and supports a second flame that is formed by reacting the second reactive material present in the inlet zone. In the second flame a product gas is formed that contains hydrogen and carbon monoxide. Hydrogen and carbon monoxide are discharged from the reactor and can be used for various chemical reactions and/or for generation of energy. Moreover, thermal energy generated in the reactor can be used for generation of electrical energy and/or for different heating applications.

ELECTROLYSIS ARRANGEMENT

Resumen de: WO2026052628A1

The invention relates to an electrolysis arrangement comprising an electrolyzer for performing the electrolysis of an electrolyte, wherein a biphasic flow containing a gas flow and a liquid electrolyte flow is produced in the electrolyzer, and a separator downstream of the electrolyzer and comprising a vessel with a receiving chamber for receiving the biphasic flow from the electrolyzer, wherein the separator is configured to separate the gas flow and the liquid electrolyte flow in the receiving chamber. An explosion damper is arranged within the receiving chamber.

構造体及び還元デバイス

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.

高純度水素および高純度酸素の製造方法および製造装置

Resumen de: JP2026043516A

【課題】水電解を用いて発生させた酸素および水素から高純度水素および高純度酸素を効率よく製造することが可能な高純度水素および高純度酸素の製造方法および製造装置を提供する。【解決手段】原料純水３の脱気手段３２と、高分子電解質膜を用いる水電解により酸素と水素とを発生させる電解手段３３と、酸素精製手段３５と、水素精製手段３７と、酸素精製手段３５で用いる吸着剤の再生時に流通したパージガスを原料純水３の脱気手段３２に供給する手段を備える。【選択図】図１

アンモニア分解触媒およびその製造方法、アンモニアの分解方法、水素製造方法、水素製造装置

Resumen de: JP2026043878A

【課題】非貴金属系でアンモニア分解活性を示すアンモニア分解触媒、その製造方法、アンモニアの分解方法、水素製造方法、又、水素製造装置を提供する。【解決手段】アンモニア分解触媒は、複合酸化物、これに担持された非貴金属粒子を含む。複合酸化物は、ＡｘＭｇ１－ｘＯｙ（但し、Ａはアルカリ金属元素及びＭｇを除くアルカリ土類金属元素からなる群より選択される少なくとも１種の元素であるアルカリ系金属元素、０＜ｘ≦０．1、ｙは複合酸化物が電気的に中性を保つのに必要な酸素原子の数）の組成で表される。非貴金属粒子の非貴金属は、Ｃｏ、Ｎｉ、Ｆｅ、又は、これらの合金である。アンモニア分解触媒の製造方法は、準備した上記複合酸化物に上記非貴金属を含む非貴金属前駆体を含浸させて得た含浸体を、不活性ガス雰囲気下にて熱処理し、得られた熱処理物を、水素を含む還元雰囲気下、還元温度３００℃～８００℃で水素還元処理する。【選択図】図４

水素製造システム、水素製造方法、及びプログラム

Resumen de: JP2026043786A

【課題】太陽光パネルから安定的に電流を取り出して水素を製造することが可能な水素製造システム、水素製造方法、及びプログラムを提供する。【解決手段】太陽光パネル１の出力特性における最大電力点を推定する推定部２１と、最大電力点を基準として、ＭＰＰＴ制御の動作範囲を設定する設定部２２と、太陽光パネル１の出力電力を取得して、電圧を出力するＤＣ／ＤＣ変換器２４と、ＤＣ／ＤＣ変換器の出力電圧にて水を電気分解する電気分解セル３と、太陽光パネル１の動作点が最大電力点に近づくように、ＤＣ／ＤＣ変換器２４の出力電圧を制御する制御部２３を備える。制御部２３は、動作点が動作範囲内であるときには、第１の変動電圧ΔＶでＤＣ／ＤＣ変換器２４の出力電圧を制御し、動作点が動作範囲外であるときには、第２の変動電圧ΔＶ/ｎでＤＣ／ＤＣ変換器２４の出力電圧を制御する。【選択図】 図１

水電解用隔膜支持体及び水電解用隔膜

Resumen de: JP2026044182A

【課題】親水性無機粒子の充填性に優れる水電解用隔膜支持体を提供すること。そして、当該水電解用隔膜支持体の提供を通し、水電解の過程で発生したガスを透過しづらくできるという効果や、イオン透過性を向上できるという効果が、効率よく向上している水電解用隔膜を提供すること。【解決手段】本発明の水電解用隔膜支持体は、構成繊維にポリフェニレンサルファイド繊維を含む不織布を備える。そして、本発明にかかる不織布は、繊維の絡合のみにより構成繊維同士が結合している。そのため、本発明にかかる水電解用隔膜支持体が備える不織布は、熱融着するため構成繊維が変形している箇所や、バインダなどにより構成繊維同士が結合している箇所を有していない。その結果、当該不織布は繊維間隙が意図せず閉塞していないものであり、本発明によって親水性無機粒子の充填性に優れる水電解用隔膜支持体を提供できる。【選択図】なし

PRODUCTION OF HYDROGEN AND SOLID LITHIUM HYDROXIDE

Resumen de: US20260071333A1

The problem addressed by the invention is that of specifying a process for producing lithium hydroxide that is very energy-efficient. The process should in particular manage without using thermal energy. As a raw material, the process should be able to process Li-containing waters that arise when used lithium-ion batteries are digested. The LiOH produced by the process should be of sufficiently high purity that it can be used directly for the production of new LIBs. The process should achieve a high throughput and have a low space requirement so that it can be combined with existing processes for reprocessing used LIBs or for producing new LIBs to form a closed, continuous production cycle. The process according to the invention is an electrolytic membrane process that is operated using an LiSICon membrane. A particular aspect of the process is that the electrolysis is operated up to the precipitation limit of the lithium hydroxide.

HYDROGEN PRODUCTION SYSTEM AND METHOD FOR CONTROLLING HYDROGEN PRODUCTION SYSTEM

Resumen de: US20260071341A1

A hydrogen production system includes: an electrolysis module that supplies steam to a hydrogen electrode including a metal component and produces hydrogen through steam electrolysis; a hydrogen storage facility that stores generated hydrogen; a steam supply unit that supplies steam to the hydrogen electrode; a regulation unit that regulates a supply amount of the hydrogen supplied from the hydrogen storage facility to the hydrogen electrode and a supply amount of the steam supplied from the steam supply unit to the hydrogen electrode; and a control device for controlling the regulation unit to switch a heating medium supply state in which a heating medium is supplied from a heating medium supply unit to the hydrogen electrode to a steam supply state in which steam is supplied from the steam supply unit to the hydrogen electrode, in response to the electrolysis module exceeding a first switching temperature when activating the electrolysis module.

CATALYST FOR WATER ELECTROLYSIS ELECTRODE, METHOD FOR PREPARING THE CATALYST, AND WATER ELECTROLYSIS ELECTRODE

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).

SYSTEM AND METHOD FOR PRODUCTION OF A FUEL FROM A CO2-RICH FLUE GAS

Resumen de: US20260071342A1

There is provided a system comprising burning facility (101); a synthetic fuel production facility (102); a hydrogen production facility; and an oxygen production facility (114); wherein the oxygen production facility (114) is configured to feed the produced oxygen to the burning facility (101) for combustion of fuel at the burning facility (101) using the produced oxygen, and the burning facility (101) is configured to produce a CO2-rich flue gas based on the combustion of the fuel at the burning facility (101) using the produced oxygen, and the burning facility (101) is configured to feed the produced CO2-rich flue gas to the synthetic fuel production facility (102) for capturing the CO2 generated at the combustion in a fuel synthesis.

ELECTROLYZER USING RECOVERABLE PROCESS HEAT

Resumen de: US20260071336A1

A system for producing hydrogen gas comprising: a heat exchanger module; the heat exchanger comprising: a warming module; and a boiler; a converter module; the converter module comprising a superheater, vaporizer, and/or compressor; an electrolyzer in communication with the converter module; and the electrolyzer in communication with the heat exchanger module. A method for producing hydrogen gas comprising: passing a working fluid into a heat exchanger module comprising warming module and a boiler to form a vapor-phase working fluid; passing the vapor-phase working fluid into a converter module comprising a superheater, vaporizer, and/or compressor to form a converted working fluid; passing the converted working fluid into an electrolyzer to form hot hydrogen gas and hot oxygen gas; passing the hot oxygen gas and/or hot hydrogen gas into the heat exchanger module.

MINERAL RECOVERY AND CHEMICAL PRODUCTION FROM PRODUCED WATER IN A GAS OIL SEPARATION PLANT

Resumen de: US20260070826A1

A produced water stream in a GOSP is pretreated to remove total suspended solids, emulsified oil, total organic carbon, chemical organics and inorganics, and biodegradable matter. The pretreated produced water stream is further processed to remove hydrogen sulfide gas, which is split in an electrolysis cell to produce hydrogen, sulfur, and water. Following this, bromine gas is removed. The pretreated produced water stream, after the removal of hydrogen sulfide and bromine gas, is further treated using CO2 to produce several minerals. The pretreated produced water stream, after mineral production, is desalinated to produce fresh water and a reject stream. Several valuable chemicals are produced from the reject stream. This process recovers valuable minerals and chemicals from a produced water stream in a GOSP.

CONVERSION OF AMMONIA TO HYDROGEN AND NITROGEN USING AMMONIA AS A SWEEP GAS

Resumen de: US20260070783A1

The disclosure relates to systems and methods for the production of hydrogen (H2) from ammonia (NH3) in a membrane reactor that include using ammonia as a sweep gas. Ammonia is converted to hydrogen and nitrogen (N2), and the hydrogen is separated from the nitrogen and unreacted ammonia by passing the hydrogen through a hydrogen-permeable membrane while using ammonia as a sweep gas. The ammonia sweep gas can be separated from the permeated hydrogen and continuously recycled.

AMMONIA SUPPLY SYSTEM, HYDROGEN PRODUCTION SYSTEM, CARBON-FREE POWER GENERATION SYSTEM, AND FUEL CELL SYSTEM

Resumen de: US20260070782A1

Disclosed are an ammonia supply system, a hydrogen production system, a carbon-free power generation system and a fuel cell system. The ammonia supply system includes an ammonia supply unit; an ammonia demand unit; a connection line that connects the ammonia supply unit and the ammonia demand unit; a hydrogen supply unit; and one or more first hydrogen supply lines that connect the hydrogen supply unit and the connection line, and are configured to supply a hydrogen gas stream, wherein the connection line includes a first pipe controlled to an average temperature of 410° C. or lower and a second pipe controlled to an average temperature of greater than 410° C., and the second pipe includes a nickel-based alloy (NT) satisfying Equation 1 below.T≤15⁢µmEquation⁢1

CORROSION-RESISTANT SYSTEM, CARBON-FREE POWER GENERATION SYSTEM, AND FUEL CELL SYSTEM

Resumen de: US20260074250A1

A corrosion-resistant system, a carbon-free power generation system, and a fuel cell system are provided. The corrosion-resistant system includes an ammonia supply unit; a first conduit connected to the ammonia supply unit; an ammonia decomposition unit comprising a chamber connected to the first conduit; and a second conduit connected to the chamber, wherein an operating temperature of the chamber is 410° C. or lower, the first conduit and the chamber comprise at least one selected from the group consisting of carbon steel, low alloy steel, stainless steel and a nickel-based alloy, and the second conduit comprises a nickel-based alloy (NT) satisfying Equation 1: T≤15 μm.

Solid Oxide Fuel Cell System with Carbon Capture and Increased Efficiency

Nº publicación: US20260074251A1 12/03/2026

Solicitante:

VERSA POWER SYSTEMS LTD [US]
VERSA POWER SYSTEMS, LTD

Resumen de: US20260074251A1

A fuel cell system including a fuel cell module having an anode inlet configured to receive an anode inlet stream including fuel and an anode outlet configured to output an anode exhaust stream including carbon dioxide and steam, a solid oxide electrolysis cell module configured to receive waste heat and a first portion of the anode exhaust stream from the solid oxide fuel cell module and output an electrolysis output stream including hydrogen and carbon monoxide, wherein at least a portion of the electrolysis output stream is redirected to become a component of the anode inlet stream of the fuel cell module, and a controller configured to operate the solid oxide electrolysis cell module at an endothermic current density