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937
results.
Updated on
05/04/2026 [07:02:00]
Results 275 to 300 of 937
Absstract of: 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
Absstract of: WO2026054154A1
According to one embodiment, a vehicle hydrogen generator having a hydrogen generation amount adjustment device may comprise a PEM water electrolysis stack for generating hydrogen by electrolyzing water, wherein the PEM water electrolysis stack includes: a water tank for storing water for generating hydrogen through electrolysis; an electrolysis cell for generating hydrogen by electrolyzing the water provided from the water tank; a water separator which removes moisture contained in the hydrogen provided from the electrolysis cell and which provides the removed moisture to the water tank; and a control unit electrically connected to the electrolysis cell and the water tank.
Absstract of: WO2026053829A1
Provided is a device capable of producing high purity hydrogen gas. Provided is a method capable of producing high purity hydrogen gas. This hydrogen gas production device comprises a cathode, an anode disposed facing one side of the cathode, and a solid electrolyte member disposed between the cathode and the anode, the hydrogen gas production device being provided with a hydrogen gas recovery passage disposed on the other side of the cathode.
Absstract of: WO2026053545A1
This water splitting device produces hydrogen through irradiation with light and comprises: an electrolytic cell filled with an electrolyte solution and a water splitting cell immersed in the electrolyte solution. The water splitting cell has: a laminate in which an anode electrode, a hole transport layer, a perovskite battery layer, an electron transport layer, and a cathode electrode are stacked in this order; and an electrically insulating protective material that covers the outer periphery of the laminate. Two or more perovskite battery cells are connected in series in the perovskite battery layer.
Absstract of: WO2026052984A1
The present invention relates to a multipurpose generator for producing gaseous oxygen and hydrogen, water and electricity, comprising a spherical reactor with two external branches of operatively connected components, namely a warm air flow branch and a cold air flow branch. The warm air flow branch contains: a water inlet connected to a vaporiser associated with a water vapour fan device having a non-return valve that channels said flow to a water vapour intake pipe connected to a diffuser. The cold air flow branch comprises: a cold air mass inlet connected to a cold air circulation intake pipe associated with a cooler in turn coupled to a cold air fan having a non-return valve that channels said flow to a pipe connected to a fluid inlet diffuser distributing the cold air mass to the reactor. The invention also comprises two radially opposite electrical connectors.
Absstract of: WO2026051918A1
The aim of the present invention is to provide an alkaline water electrolysis membrane having good gas barrier property, which can maintain hydrophilicity during operation in long-term electrolysis, inhibit the reduction in ion permeability caused by bubble attachment, and improve the hydrogen production efficiency during the long-term operation of an alkaline electrolytic cell. The alkaline water electrolysis membrane is an electrolysis membrane capable of inhibiting the reduction of hydrophilicity thereof during long-term use and achieving a high production yield of hydrogen. The electrolysis membrane comprises: a porous support, and a porous resin containing a surfactant.
Absstract of: CN121368648A
The present invention relates to an electrolysis system comprising: a tank adapted to contain water or an aqueous solution; the electrolysis array comprises a conductive plate; the temperature-resistant cathode is close to but separated from the cathode end of the electrolysis array; a cell anode proximate but spaced apart from opposing anode ends of the electrolysis array; wherein a cathode terminal and an anode terminal of the electrolysis array are electrically connected to a cathode terminal and an anode terminal of a first power source adapted to provide direct current (DC) power thereto, respectively; the temperature-resistant cathode and the tank anode are electrically connected to a negative terminal and a positive terminal of a second power source adapted to provide DC power thereto, respectively; and at least the temperature resistant cathode is adapted to generate a plasma arc in the water or aqueous solution between the end of the temperature resistant cathode and the closest plate in the electrolysis array.
Absstract of: WO2026054554A1
The present invention relates to an electrode for water electrolysis and a method for manufacturing same, the electrode comprising a metal substrate and a catalyst layer formed on at least one surface of the metal substrate, wherein the catalyst layer includes CoxFeyO4 (0≤x≤4, 0≤y≤3) and satisfies formula 1.
Absstract of: 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
Absstract of: 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
Absstract of: 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
Absstract of: US20260070031A1
An ammonia decomposition reactor, a hydrogen production apparatus and a method for producing hydrogen are provided. The ammonia decomposition reactor may include a first chamber and a second chamber, wherein an operating temperature of the first chamber is 410° C. or lower, the first chamber includes at least one selected from the group consisting of carbon steel, low alloy steel, stainless steel, and a nickel-based alloy, and the second chamber includes a nickel-based alloy (NT) satisfying Equation 1 below.T≤15μmEquation1
Absstract of: 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.
Absstract of: 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.
Absstract of: 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).
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: US20260070784A1
A hydrogen generating device may include a water supply device for cartridges; a first hydrogen supply valve provided in a first hydrogen supply passage through which hydrogen gas is supplied from the first cartridge to a buffer tank; a second hydrogen supply valve provided in a second hydrogen supply passage through which hydrogen gas is supplied from the second cartridge to the buffer tank; and a main hydrogen supply passage for supplying hydrogen gas from the buffer tank to outside. For switching a hydrogen supply source from the first cartridge to the second cartridge, a controller may perform: a first process to stop supplying water to the first cartridge and supply water to the second cartridge with the second hydrogen supply valve closed, and a second process to open the second hydrogen supply valve to supply hydrogen gas from the second cartridge to the buffer tank.
Absstract of: 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≤15µmEquation1
Absstract of: 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.
Absstract of: 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
Absstract of: US20260070025A1
Calcined or pyrolyzed metal compounds immobilized in membranes based on ionic liquids and/or eutectic solvents. The invention relates to new catalytic membranes synthesized from ionic liquids or deep eutectic solvents and oxidized or pyrolyzed immobilized metal compounds in the membranes. The use of these new catalytic membranes in oxidation/reduction reactions, for application in fuel cells and in water electrolyzers for hydrogen production, is described.
Nº publicación: AU2026201233A1 12/03/2026
Applicant:
LONE GULL HOLDINGS LTD
Lone Gull Holdings, Ltd
Absstract of: AU2026201233A1
WO 2021/168125 PCT/US2021/018596 The present invention provide a method for manufacturing hydrogen, comprising: deploying a hydrodynamic pump to an ocean, the hydrodynamic pump including an inertial water tube comprising a constricting feature to pressurize ocean water, a pressurized fluid reservoir partially filled with ocean water transported from the ocean to the pressurized fluid reservoir via the inertial water tube, a turbine energized by a flow of pressurized ocean water exiting the pressurized fluid reservoir, an electrical generator coupled to the turbine, an electrolyzer, and a hydrogen tank; transmitting electrical energy from the electrical generator to the electrolyzer to generate hydrogen; and storing the hydrogen in the hydrogen tank. eb e b
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