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水素生成システム、及び水素燃料利用システム

Resumen de: JP2024028790A

To provide a hydrogen generation system that generates hydrogen from raw water.SOLUTION: A hydrogen generation system includes pure water generating means for generating pure water from raw water, hydrogen generating means for generating hydrogen from the pure water generated by the pure water generating means, and hydrogen storage means for storing hydrogen generated by the hydrogen generating means.SELECTED DRAWING: Figure 1

SYSTEM AND METHOD FOR ELECTRICITY GENERATION, WATER PRODUCTION, AND HEAT GENERATION FROM STRUCTURAL SURFACES EXPERIENCING LIQUID MOVEMENT

Resumen de: WO2025179311A1

A system, and method for the generation of electricity from structural surfaces experiencing the movement of liquids and the subsequent production of clean water, generation of heat, and powering of appliances, including one or more structural surfaces constructed, assembled, fabricated, formulated to ensure that the structure has piezoelectrical properties, a "smart" computer subsystem to direction system operation, a hydrolysis subsystem to split water into hydrogen and oxygen, a reverse-hydrolysis subsystem to generate clean water and heat, a storage and distribution subsystem to convey water and heat, and an electricity generation using hydrogen gas subsystem.

CALCIUM HYDROXIDE PRECIPITATION IN AN ELECTROLYTIC REACTOR WITH HYDRODYNAMIC SEPARATION

Resumen de: WO2025178924A1

A system and method to precipitate calcium hydroxide at low temperatures (T < 40 °C) using an electrolytic reactor with hydrodynamic separation. The calcium can be supplied by any calcium bearing material such as calcium carbonate or basalt rock, or from industrial wastes such as brine or steel slag. The solid feedstock undergoes dissolution, whereas the brine may be utilized as is. Once in solution, the feed stream is directed towards an electrolyzer reactor which comprises a cathode, an anode, and a membrane separator. At the cathode, or in a separate precipitation chamber, an alkaline catholyte solution containing calcium hydroxide (portlandite) and magnesium hydroxide (brucite) precipitates, and hydrogen gas is produced.

SYSTEM, APPARATUS, AND METHOD TO CREATE SYNTHETIC FUEL

Resumen de: WO2025179041A1

Particular embodiments described herein provide for a synthetic fuel creation system. The synthetic fuel creation system includes a syngas creation station to create syngas, a crude creation station to create heavy syncrude, and a crude cracking station to convert the heavy syncrude into synthetic fuel. The synthetic fuel creation system can use an electrocatalysis system to create the syngas and the electrocatalysis system can include an anode, a cathode, oxygen evolution reaction catalysts, hydrogen/carbon monoxide evolution reaction catalysts, and an electrolyte, where the hydrogen/carbon monoxide evolution reaction catalysts include a graphitic carbon nitride.

INTEGRATED SYSTEM AND METHOD FOR USING LIQUID HYDROGEN FOR TRANSPORTATION AND POWER APPLICATIONS

Resumen de: WO2025178748A1

A system and a method are disclosed. The system includes a plurality of reversible energy conversion devices, a cryotank configured to store a liquefied fuel comprising hydrogen therein, a liquefier, and a fueling station for hydrogen-based vehicles. The cryotank, the liquefier, the plurality of reversible energy conversion devices, and the fueling station are fluidly connected. Each reversible energy conversion devices is individually controlled and is configured to reversibly convert hydrogen gas into electricity and convert electricity to hydrogen gas. The system also includes at least one interconnect configured to be connected with to a power grid, a data center, or an energy storage.

DIAPHRAGM FOR ALKALINE WATER ELECTROLYSIS AND METHOD FOR MANUFACTURING SAME

Resumen de: WO2025177951A1

Problem The present invention provides a diaphragm for alkaline water electrolysis in which an inorganic compound for imparting hydrophilicity is not likely to fall off from an organic polymer porous membrane. Solution In this diaphragm for alkaline water electrolysis, a thin film that is derived from a titanium alkoxide and/or a zirconium alkoxide is adhered to an organic polymer porous membrane. The organic polymer porous membrane is a polysulfone-based porous membrane or a polyphenylsulfone-based porous membrane, and is supported by a wet nonwoven fabric that has polyphenylene sulfide fibers as constituent fibers. The organic polymer porous membrane supported by the wet nonwoven fabric is immersed in a diluent that is obtained by dissolving a solute, which is composed of a titanium alkoxide and/or a zirconium alkoxide, in a solvent and has a concentration of 0.1-20 vol%. Thereafter, in a situation where the solute is not precipitated, a heat treatment is performed so as to obtain a diaphragm for alkaline water electrolysis, in which a thin film that is derived from a titanium alkoxide and/or a zirconium alkoxide is adhered to the organic polymer porous membrane.

SYSTEM FOR PREPARING HYDROGEN AND OXYGEN MIXED COMBUSTIBLE GAS FROM WATER

Resumen de: WO2025175829A1

Disclosed in the present invention is a system for preparing a hydrogen and oxygen mixed combustible gas from water, comprising a water tank, a first storage tank, a second storage tank and an electrochemical reactor. The water tank is connected to a feeding port of the electrochemical reactor via a water pipe. The electrochemical reactor is provided with a first gas outlet and a second gas outlet, the first gas outlet being connected to the first storage tank via a pipe, and the second gas outlet being connected to the second storage tank via a pipe. The first storage tank and the second storage tank are separately connected to a main discharge pipe via pipes, and a discharge port of the main discharge pipe is connected to a fuel gas storage tank. The electrochemical reactor is connected to a control apparatus. The present invention has the beneficial effects of effectively reduced production cost, capability of having the properties of combustibility, high calorific value, combustibility in an oxygen-deficient state and the like, and no pollution after combustion such that the hydrogen and oxygen mixed combustible gas is a novel efficient and environment-friendly clean energy.

A process for producing syngas using exogenous CO2 in the absence of carbon fuels

Resumen de: US2025270461A1

A process for producing syngas with a H2/CO ratio of from 0.5 to 3.5, comprising:a) generating steam by burning hydrogen and oxygen in the presence of steam in a H2 burner,b) quenching the effluents from step a);c) conducting an electrolysis on steam from step b) in a solid oxide electrolytic cell (SOEC) thereby obtaining hydrogen and oxygen,d) cooling wet hydrogen gas coming from step c) and removing water by condensation;e) carrying out a reverse water gas shift reaction with hydrogen gas coming from step d) with CO2, coming from an external source, thereby obtaining syn gas;f) cooling wet syngas coming from step e) and removing water by condensation thereby obtaining dry syngas.

METHODS FOR PRODUCING PLATINUM NANOPARTICLES DECORATED TRANSITION METAL DICHALCOGENIDES AND USES THEREOF IN HYDROGEN EVOLUTION REACTIONS

Resumen de: US2025270717A1

Disclosed herein is a method for producing a platinum (Pt) decorated single-layer transition metal dichalcogenide (TMD) composite. The method includes steps of, (a) mixing single-layer TMD nanosheets with a reducing agent, K2PtCl4, and water to form a mixture, wherein the reducing agent and the K2PtCl4 are present in a molar ratio of 3:2 in the mixture; and (b) irradiating the mixture of step (a) for about 0.1-2 hrs to allow the growth of Pt nanoparticles on the single-layer TMD nanosheets thereby forming the Pt decorated single-layer TMD composite. Also disclosed herein is a method of producing hydrogen from an aqueous solution. The method includes electrolyzing the aqueous solution in an electrochemical cell characterizing in having an electrode made from the present Pt decorated single-layer TMD composite.

ELECTROCHEMICAL DEVICE FOR PRODUCTION OF HYDROGEN AND ELECTRICAL ENERGY

Resumen de: US2025270721A1

The invention provides a high-capacity, dry-charged, ready-for-instant-activation-by-adding-water, recyclable and safe electrochemical device and a method for producing hydrogen and electrical energy on demand, based on electrochemical interactions of magnesium, water and sulfuric acid, with an automatic control of the electrolyte's temperature, acidity and level inside the device.

WATER ELECTROLYSIS SYSTEM

Resumen de: US2025270710A1

A water electrolysis system includes: a water electrolysis device for electrolyzing water; a gas-liquid separator for performing gas-liquid separation of a mixed fluid of hydrogen gas and water, the mixed fluid being led out from the water electrolysis device; a dehumidifier for dehumidifying the hydrogen gas separated from the mixed fluid by the gas-liquid separator; a delivery path for delivering the hydrogen gas dehumidified by the dehumidifier; a humidifier for humidifying the hydrogen gas delivered through the delivery path; and a compression device for compressing the hydrogen gas humidified by the humidifier.

SYSTEM AND PROCESS FOR TURNING WASTE STREAMS INTO ELECTRICAL POWER

Resumen de: US2025270124A1

A process for treating waste materials and generating electrical power from simultaneously comprising reacting the waste materials during a reaction with fuel, oxygen and water, and then oxidizing the gaseous reaction product of those materials along with fuel, oxygen and water. In one embodiment the process further comprises the steps of electrolyzing the water exiting the process to produce hydrogen and oxygen, purifying both the hydrogen and oxygen streams, and then feeding the purified hydrogen and oxygen to hydrogen fuel cells to generate power.

Mo3Se3-NiSe - Mo3Se4-NiSe core-shell nanowire array and its method for preparing the same

Resumen de: KR20250128257A

본 발명의 일 실시예는 니켈 폼 기판; 상기 니켈 폼 기판의 표면에 형성된 NiSe 나노 와이어 코어부; 및 상기 NiSe 나노 와이어 코어부의 표면에 형성된 Mo3Se4 쉘부;를 포함하는 것을 특징으로 하는 Mo3Se4-NiSe 코어-쉘 나노 와이어 어레이를 제공한다.

- COMPOSITE CATALYST STRUCTURES METHOD OF MANUFACTURING THE COMPOSITE CATALYST STRUCTURES WATER ELECTROLYSIS DEVICES HAVING THE COMPOSITE CATALYST STRUCTURES AND METAL-AIR SECONDARY BATTERIES HAVING THE COMPOSITE CATALYST STRUCTURES

Resumen de: KR20250128239A

산소 발생 반응(OER) 또는 산소 환원 반응(ORR)에 대한 촉매 활성을 갖는 복합 촉매 구조체가 개시된다. 복합 촉매 구조체는, 다공성 금속 지지체; 상기 다공성 금속 지지체로부터 성장된 금속 질화물 나노시트; 및 상기 금속 질화물 나노시트의 표면 상에 배치된 층상형 금속 이중층 수산화물 나노시트;를 구비할 수 있다.

Binder-free electrode incorporated with electrochemical catalysts and polyaniline and manufacturing method thereof

Resumen de: KR20250127881A

본 발명은 탄소지지체; 상기 탄소지지체 상에 형성된 폴리아닐린을 포함하는 코팅층; 및 상기 코팅층 상에 성장된 전이금속을 함유하는 촉매 구조체;를 포함하되, 상기 촉매 구조체는 전이금속 칼코겐 화합물 또는 전이금속 이중층수산화물인 바인더프리 전극을 제공한다. 본 발명에 따른 바인더프리 전극은 탄소 지지체를 촉매의 기판으로 하여 내구성 및 유연성이 우수하여 다양한 분야에 적용가능할 뿐만 아니라, 귀금속 촉매를 사용하지 않으면서도 높은 수소발생반응 또는 산소발생반응 활성을 구현할 수 있어 대규모 생산 시 비용상승 및 자원고갈의 문제를 해결할 수 있다.

- LAYERED METAL DOUBLE HYDROXIDE CATALYSTS METHOD OF MANUFACTURING THE CATALYSTS WATER ELECTROLYSIS DEVICES HAVING THE CATALYSTS AND METAL-AIR SECONDARY BATTERIES HAVING THE CATALYSTS

Resumen de: KR20250128240A

산소 발생 반응(OER) 또는 산소 환원 반응(ORR)에 대한 촉매 활성을 갖는 층상형 금속 이중층 수산화물 촉매가 개시된다. 상기 층상형 금속 이중층 수산화물 촉매는 하기 화학식 1의 화학구조를 갖는다. 화학식 1 M11-(a+b)M2aY3+b(OH)2An-(a+b)/n·cH2O 상기 화학식 1에서, M1은 +2가의 산화상태를 갖는 제1 전이금속 양이온이고, M2는 +3가의 산화상태를 갖는 제2 전이금속 양이온이고, A는 -n의 산화상태를 갖는 층간 음이온이고, a, b는 각각 "0

前処理方法およびセル

Resumen de: WO2025173338A1

This pretreatment method comprises, prior to incorporating a mesh plate (80) into a cell, exposing the mesh plate (80) to ultrasonic waves while the mesh plate (80) is immersed in water. Hydrophilicity of the mesh plate (80) is thereby improved. Stagnation of gas in the mesh plate (80) when an electrochemical reaction is performed in a cell can therefore be suppressed. The efficiency of an electrochemical reaction in a cell can be improved as a result.

SYSTEMS AND METHODS FOR PROCESSING AMMONIA

Resumen de: WO2024086793A1

The present disclosure provides a catalyst, methods of manufacturing the catalyst, and methods for using the catalyst for ammonia decomposition to produce hydrogen and nitrogen. The catalyst may comprise an electrically conductive support with a layer of one or more metal oxides adjacent to the support and at least one active metal adjacent to the layer. Methods are disclosed for deposition of metal oxide and active metal, drying and heat treatment. The method of using the catalyst may comprise bringing ammonia in contact with the catalyst in a reactor. The catalyst may be configured to be heated to a target temperature in less than about 60 minutes, by passing an electrical current through the catalyst. The method of using the catalyst may comprise bringing the catalyst in contact with ammonia at about 450 to 700 °C, to generate a reformate stream with a conversion efficiency of greater than about 70%.

HYDROGEN PRODUCTION CONTROL SYSTEM AND METHOD, AND STORAGE MEDIUM

Resumen de: EP4606931A1

The present disclosure relates to a hydrogen production control system and method, and a storage medium. The hydrogen production control system includes a safety controller, a first valve and a second valve respectively connected to the safety controller, a hydrogen-production controller, a third valve and a fourth valve respectively connected to the hydrogen-production controller, an oxygen-side gas-liquid separation apparatus respectively in communication with the first valve and the third valve, and a hydrogen-side gas-liquid separation apparatus respectively in communication with the second valve and the fourth valve, where the hydrogen-production controller is configured to control a pressure in the oxygen-side gas-liquid separation apparatus through the third valve, and control a liquid level in the hydrogen-side gas-liquid separation apparatus through the fourth valve; and the safety controller is configured to: when a hydrogen production parameter is greater than or equal to a preset parameter alarm threshold, adjust the pressure in the oxygen-side gas-liquid separation apparatus through the first valve, and/or adjust the liquid level in the hydrogen-side gas-liquid separation apparatus through the second valve. In this way, system safety is effectively ensured, and production efficiency is improved.

Hydrogen production facility and method

Resumen de: GB2638623A

A hydrogen production facility 10 and associated method of use is disclosed, comprising a plurality of electrolyser stacks 12. The stacks 12 are for electrolyzing water, generating a hydrogen-aqueous solution mixture. A hydrogen separator 2 arrangement is described for producing a flow of hydrogen from the hydrogen-aqueous solution mixture. The hydrogen separator 2 arrangement comprises a plurality of first stage hydrogen collector separators 20,22, where the first stage hydrogen collector separators are fluidly coupled to a respective sub-set of the plurality of electrolyser stacks. The plurality of first stage hydrogen collector separators 20,22 are also fluidly coupled to a downstream hydrogen buffer vessel 28. The hydrogen separator 2 arrangement may comprise one or more hydrogen coalescing devices 16. A pressure balancing line 24 can also be provided between oxygen 22 and hydrogen separators 20 - it may also extend between hydrogen 28 and oxygen buffer 30 vessels.

Hydrogen production facility and method

Resumen de: GB2638622A

A hydrogen production facility 10 and associated method of use is disclosed, comprising a plurality of electrolyser stacks 12. The stacks 12 are for electrolyzing water, generating a hydrogen-aqueous solution mixture. A hydrogen separator 2 arrangement is described for producing a flow of hydrogen from the hydrogen-aqueous solution mixture. The hydrogen separator 2 arrangement comprises a plurality of first stage hydrogen collector separators 20,22, where the first stage hydrogen collector separators are fluidly coupled to a respective sub-set of the plurality of electrolyser stacks. The plurality of first stage hydrogen collector separators 20,22 are also fluidly coupled to a downstream hydrogen buffer vessel 28. The hydrogen separator 2 arrangement may comprise one or more hydrogen coalescing devices 16. A pressure balancing line 24 can also be provided between oxygen 22 and hydrogen separators 20 - it may also extend between hydrogen 28 and oxygen buffer 30 vessels.

Hydrogen Production facility and method

Resumen de: GB2638621A

A hydrogen production facility 10 and associated method of use is disclosed, comprising a plurality of electrolyser stacks 12. The stacks 12 are for electrolyzing water, generating a hydrogen-aqueous solution mixture. A hydrogen separator 2 arrangement is described for producing a flow of hydrogen from the hydrogen-aqueous solution mixture. The hydrogen separator 2 arrangement comprises a plurality of first stage hydrogen collector separators 20,22, where the first stage hydrogen collector separators are fluidly coupled to a respective sub-set of the plurality of electrolyser stacks. The plurality of first stage hydrogen collector separators 20,22 are also fluidly coupled to a downstream hydrogen buffer vessel 28. The hydrogen separator 2 arrangement may comprise one or more hydrogen coalescing devices 16. A pressure balancing line 24 can also be provided between oxygen 22 and hydrogen separators 20 - it may also extend between hydrogen 28 and oxygen buffer 30 vessels.

AN ELECTROLYSER SYSTEM AND A METHOD FOR OPERATING THE ELECTROLYSER SYSTEM

Resumen de: EP4606932A1

The various embodiments of the present invention disclose an electrolyser and a method for electrolysis of water. The system (100) comprises at least an electrolyser stack (101) producing a first gas-first electrolyte mixture at a first compartment of the stack (101), and a second gas-second electrolyte mixture at a second compartment of the stack (101). A first separator (103) receives the first gas-first electrolyte mixture via a first outlet (107) and separates a first electrolyte from a first gas. A second separator (104) receives the second gas-second electrolyte mixture via a second outlet (108) and separates a second electrolyte from a second gas. A first inlet (105c) transports at least the first electrolyte into the stack (101) and a second inlet (106c) transports at least the second electrolyte into the stack (101). A first suction line (105a) connects a first pump (109) and the first separator (103) and a first head line (105b) connects the first pump (109) and the first inlet (105c) of the stack (101). A second suction line (106a) connects a second pump (110) and the second separator (104), and a second head line (106b) connects the second pump (110) and the second inlet (106c) of the stack (101). An interconnect line (111) connecting the first head line (105b) and the second suction line (106a) is configured to supply a portion of the first electrolyte, at a predetermined mixing rate, from the first head line (105b) to the second suction line (106a). The predeter

CO-PRODUCTION OF HYDROGEN, CARBON, ELECTRICITY, AND CONCRETE WITH CARBON DIOXIDE CAPTURE

Resumen de: US2024194916A1

A hydrocarbon feed stream is exposed to heat in an absence of oxygen to the convert the hydrocarbon feed stream into a solids stream and a gas stream. The gas stream is separated into an exhaust gas stream and hydrogen. The carbon is separated from the solids stream as a carbon stream. Electrolysis is performed on a water stream to produce an oxygen stream and hydrogen. The oxygen and a portion of the carbon are combined to generate power and a carbon dioxide stream. At least a portion of the carbon stream, cement, and water are mixed to form a concrete mixture. The concrete mixture can be used to produce ready-mix concrete and precast concrete. Carbon dioxide used for curing the concrete can be sourced from the carbon dioxide stream produced by power generation.

METAL BODY AND ELEMENT FOR PRODUCING THE METAL BODY

Nº publicación: EP4605584A1 27/08/2025

Solicitante:

FRAUNHOFER GES FORSCHUNG [DE]
ALANTUM EUROPE GMBH [DE]
Fraunhofer-Gesellschaft zur F\u00F6rderung der angewandten Forschung e.V,
Alantum Europe GmbH

Resumen de: WO2024133737A1

The invention relates to a metal body comprising a substrate (1) made of a metal material. At least one first layer (L1) made of Ni-X-Y is deposited onto the surface of the substrate (1), wherein X is a chemical element which is selected from Al, Zn, Mg, Mn, Sn and/or a plurality of the aforementioned elements and Y is a chemical element which is selected from Mo, Cr, Fe, Cu, Co, Ti, V, Ce and/or a plurality of the aforementioned elements. The at least one first layer (L1) has at least two lamellar regions with different phases in terms of the ternary phase diagram. In order to increase the specific surface area of the at least one first layer (L1), at least one of the lamellar phases which form a region of the at least one first layer (L1) is completely or partially leached.