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396
resultados
Última actualización
23/08/2025 [07:02:00]
Resultados 250 a 275 de 396
Resumen de: DK202370621A1
The invention relates to a method for and a plant capable of abruptly shifting the electricity consumption in a Power-to-X methanol production facility. The facility comprising: - An electrolysis unit - A carbon capture unit - A compressor for compressing a stream of H₂ and a stream of COₓ into a syngas for methanol production - A methanol reactor having an operational pressure and comprising a catalyst for production of methanol - A recirculation system for recirculating unreacted H₂ and/or COₓ - A rerouting system for rerouting the stream of COₓ Where the ratios in changes in the streams are within range 0.2 to 5 for a time period t, where t is between 0.3 and 30 seconds.
Resumen de: EP4574255A1
In a method of preparing an ammonia decomposition catalyst according to embodiments of the present disclosure, a mixture of a metal oxide including lanthanum and a heterogeneous metal and aluminum oxide is prepared, the mixture was subj ected to steam treatment to form a carrier, and an active metal is supported on the carrier to prepare an ammonia decomposition catalyst. The ammonia decomposition catalyst according to embodiments of the present disclosure is prepared by the above-described preparation method.
Resumen de: GB2636726A
A hydrogen boiler comprises a self-producing hydrogen system, the hydrogen is produced by electrolysis. A cut off sensor 7.18 is attached to the system to prevent hydrogen leaks and a pressure regulator to keep the gas flow constant. A pressure cut off 7.13 turns off the hydrogen production when the tank is full. A flashback arrestor 8.6 prevents furnace flashback to the main oxyhydrogen production tank 2. The system may be powered by solar panels or standard AC power. The hydrogen is combusted in a furnace 3, which includes a heat exchanger 3.15 connected to the central heating system; heated water is then circulated to the radiators and hot water system. Water produced by the combustion of hydrogen is recovered and returned to the electrolyser. The system may also provide additional hot water systems 9 or a hot air system using a second electrolyser and furnace.
Resumen de: KR20250098043A
본 발명에 따른 수소 생산 및 저장 장치는, 특정 에너지로 물을 전기분해하여 수소와 산소를 생산하기 위한 수전해 모듈; 상기 수전해 모듈에 의해 생산된 상기 수소를 압축하기 위한 고압 압축 모듈; 상기 고압 압축 모듈에 의해 압축된 수소를 저장하기 위한 수소 고압 탱크 모듈; 및 상기 수전해 모듈에 의해 생산된 수소를 일시적으로 저장한 후, 상기 고압 압축 모듈에 의해 압축되도록 하여, 압축 과정에서 발생되는 압력 차에 의한 상기 수전해 모듈의 손상을 방지하기 위한 수소 완충 탱크 모듈;을 포함하는 것을 특징으로 할 수 있다.
Resumen de: WO2025064007A1
A method for producing a hydrogen product having a carbon intensity less than about 0.45 kg C02e / kg H2 is provided. The method includes the steps of converting water to oxygen and the hydrogen product through an electrolysis process, providing at least some, and substantially all, of the required energy for the electrolysis process from a biomass power plant, and processing one or more flue gas streams from the biomass power plant in a carbon capture unit to reduce CO2emissions. The energy produced from the biomass power plant may comprise one or more of electricity, steam used as process steam in the electrolysis process, steam used as thermal energy in the electrolysis process, and steam used to power a mechanical drive for one or more compressors, pumps, or other motors generating shaft torque in the electrolysis process.
Resumen de: KR20250097212A
일 실시예에 따른 수전해 장치의 누출 방지 디바이스는 수전해 장치에 마련될 수 있고, 상기 수전해 장치는, 케이스, 상기 케이스 내에 수용되는 물 공급 및 순환 배관 및 상기 케이스 내에 수용되고 상기 물 공급 및 순환 배관에 연결되는 수전해 셀 또는 스택을 포함하고, 상기 수전해 장치의 누출 방지 디바이스는, 중력 방향을 기준으로 상기 케이스의 하단에 마련되는 누액수집기를 포함하고, 상기 누액수집기는 상기 중력 방향에 대해서 경사면을 포함할 수 있다.
Resumen de: KR20250097206A
일 실시예에 따른 수전해 장치의 동파 방지 시스템은, 케이스, 상기 케이스 내에 수용되는 물 공급 모듈, 상기 케이스 내에 수용되는 수전해 장치, 상기 케이스 내에 수용되어 상기 수전해 장치로부터 수소를 공급받는 수소 정제기 모듈, 상기 물 공급 모듈과 상기 수전해 장치 사이에 배치되어 상기 물 공급 모듈로부터 상기 수전해 장치로 물을 공급하는 물 공급 라인, 및 상기 물 공급 라인으로부터 분기되어 상기 물 공급 모듈로 연결되는 물 공급 바이패스 라인을 포함할 수 있다.
Resumen de: KR20250097397A
본 발명의 예시적인 실시예들에 따르면, 재생 에너지 전원 장치, 서브 전원 장치, 수전해 장치, 재생 에너지 전원 장치의 출력 전압을 측정하는 모니터링 장치 및 제어 장치를 포함하는 재생 에너지 기반의 수전해 시스템이 제공될 수 있다. 재생 에너지 전원 장치의 출력 전압에 따라 수전해 장치에 대한 전기 공급을 제어하는 방법이 제공될 수 있다.
Resumen de: KR20250097287A
하기 식 (1)의 페로브스카이트 구조 촉매로서, ABO3 (1) 상기 식에서 A는 La, Sr로 이루어진 군으로부터 선택된 적어도 어느 하나이고, B는 Co, Fe, Ni, Ru 및 Mn로 이루어진 군으로부터 선택된 적어도 어느 하나이며, 상기 B에는 Ru가 일부 도핑된 것을 특징으로 하는 페로브스카이트 구조 촉매가 제공된다.
Resumen de: KR20250097071A
본 발명은 광 산란 기반 수상 태양광 수전해 시스템에 관한 것이다. 일 실시예에 따르면, 수상에 설치되는 광 산란 기반 수상 태양광 수전해 시스템에 있어서, 무기 나노입자를 포함하는 광 가이드 부재와 상기 광 가이드 부재의 전면측, 후면측, 좌면측 및 우면측 중 적어도 하나의 측면에 배치된 태양전지로 이루어진 광 가이드 투명 태양전지;를 포함하는 태양전지 모듈부; 및 상기 태양전지 모듈부와 전기적으로 연결되고, 태양광 에너지를 제공받아 수소 및 산소를 생산하는 수전해 모듈부;를 포함하는, 광 산란 기반 수상 태양광 수전해 시스템이 제공될 수 있다.
Resumen de: KR20250097060A
본 발명은 선박이나 화물차에 의한 운송이 가능하도록 상자 모양으로 제작되고, 도어에 의해 내부가 개폐되는 컨테이너; 상기 컨테이너의 내측에 전기분해에 필요한 물을 공급하도록 마련되는 급수기; 상기 컨테이너의 내측에 전기분해에 필요한 전해액을 분배 공급하도록 마련되는 전해액분배기; 상기 급수기로부터 공급되는 물과 상기 전해액분배기로부터 전해액을 각각 분배 공급받아 전기분해에 의한 수소와 산소를 발생시키고, 상기 컨테이너의 내측에 좌우로 배열되면서 상하로 적층되도록 설치되는 수소발생기; 상기 수소발생기의 전기분해에 필요한 전기에너지를 제공하도록 상기 컨테이너의 내측에 설치되는 파워서플라이; 상기 수소발생기로부터 발생되는 수소로부터 산소 및 수분을 제거하도록 상기 컨테이너의 내측에 설치되는 정제기; 및 상기 정제기에 의해 정제된 수소와 상기 수소발생기로부터 발생되는 산소를 각각 저장하도록 상기 컨테이너의 내측에 설치되는 수소탱크 및 산소탱크;를 포함하도록 한 멀티 스택 방식의 모듈형 수전해 장치에 관한 것이다. 본 발명에 따르면, 전기분해를 이용한 수소발생기를 사용하여 수소 발생에 필요한 각종 장치들을 필요로 하는 수소 발생 시스템을 제한된 공간에 효율
Resumen de: MA66617A1
The co-generation of hydrogen 11 from water 8 produced during pressure driven water desalination/filtration processes, such as reverse osmosis, forward osmosis, pressure retarded osmosis or ultrafiltration. A small part of feed, raw saline solution and/or permeate involved in a desalination/filtration processes is subjected to electrolysis thereby splitting the water to produce hydrogen. This is achieved by the provision of novel RO type semi-permeable membranes and UF type membrane that incorporate electrodes 9, 10 within the membrane to allow splitting of the water via electrolysis.
Resumen de: AU2023369983A1
The present invention relates to stack module with at least one Solid Oxide electrolysis stack that comprises a plurality of stacked Solid Oxide electrolysis cells, wherein the stack module comprises two gas inlet connections and two gas outlet connections. According to the invention, the at least one Solid Oxide electrolysis stack is encapsulated in a metal container, wherein the two gas inlet connections and the two gas outlet connections are attached to the metal container. The invention further relates to Solid Oxide Electrolyzer with at least one stack module and a method of exchanging a stack module of a Solid Oxide Electrolyzer.
Resumen de: WO2024150467A1
Provided is a solid electrochemical device comprising: a solid electrolyte which has a first main surface and a second main surface that is opposite from the first main surface; a first electrode which has a third main surface and a fourth main surface that is opposite from the third main surface and which is provided such that the third main surface faces the first main surface; a first current collector which has a fifth main surface and a sixth main surface that is opposite from the fifth main surface and which is provided such that the fifth main surface faces the fourth main surface; and a first interconnector which has a seventh main surface and which is provided such that the seventh main surface faces the sixth main surface, wherein the seventh main surface of the first interconnector is a flat surface, the first current collector includes a first porous metal body that has a three-dimensional network structure, and the fifth main surface has a plurality of first through-holes that are formed so as to extend along a first direction from the fifth main surface to the sixth main surface.
Resumen de: AU2023369983A1
The present invention relates to stack module with at least one Solid Oxide electrolysis stack that comprises a plurality of stacked Solid Oxide electrolysis cells, wherein the stack module comprises two gas inlet connections and two gas outlet connections. According to the invention, the at least one Solid Oxide electrolysis stack is encapsulated in a metal container, wherein the two gas inlet connections and the two gas outlet connections are attached to the metal container. The invention further relates to Solid Oxide Electrolyzer with at least one stack module and a method of exchanging a stack module of a Solid Oxide Electrolyzer.
Resumen de: BG113842A
The system and method for producing hydrogen and oxygen according to the invention optimize the production process, wherein the electrolysis of water is performed by superheated water vapor, and the decomposition of the water vapor is performed under the influence of a high-voltage field, which reduces the energy cost of producing hydrogen and oxygen. Also much of the input energy is recovered in two stages, in the first stage the recovery is done with separate economizers (5, 7) for the hydrogen and oxygen, which transfer their heat to the incoming hot water, and in the second stage the recovery is done in the purification and cooling of the hydrogen and oxygen. Recovery of the heat input for heating allows a significant reduction in the cost of hydrogen and oxygen production and a reduction in the cost of hydrogen and oxygen.
Resumen de: AU2023376448A1
Provided is a positive electrode for electrolysis, which is unlikely to deteriorate in electrolysis performance even in cases where a power with large output fluctuation such as renewable energy is used as a power source, and in which excellent catalytic activity is maintained for a long period of time. A positive electrode 10 for electrolysis comprises: a conductive substrate 2 at least a surface of which is made of nickel or a nickel-based alloy; and a first layer 4 which is formed on the surface of the conductive substrate 2 and can function as a catalyst layer composed of a lithium-containing nickel cobalt oxide represented by a composition formula of Li
Resumen de: CN120210839A
The invention discloses a PEM electrolytic bath flow field structure for producing hydrogen through electrolysis of water, and belongs to the technical field of distributed hydrogen production, especially hydrogen production through electrolysis of water. Comprising an inlet and an outlet located on the two sides of the square flow field plate, the inlet communicates with a flow equalizing area through a first flow guide area, the flow equalizing area communicates with a parallel flow field area, the parallel flow field area communicates with a flow mixing area, the flow mixing area communicates with a second flow guide area, and the second flow guide area communicates with the outlet. The flow field plate has the beneficial effects that the uniformity of fluid in the flow field is guaranteed, meanwhile, heat can be effectively dissipated, stable operation of a system is guaranteed, the requirement for the effective reaction area of an electrolytic bath is met by connecting the multiple flow field plates in parallel, and meanwhile the use performance of the flow field plates is guaranteed.
Resumen de: CN120225638A
The invention relates to a device/method for capturing/converting CO2. The present invention relates to a process for producing CO and water, comprising/using a CO2 capture unit (2) that produces a CO2-rich effluent (3), a water electrolysis unit (5) that converts water (4) into oxygen (6) and hydrogen (7), an RWGS unit (8) that treats the CO2-rich effluent with hydrogen (7) and produces an RWGS gas (9) enriched in CO and water, an FT unit (13) that converts the RWGS gas and produces an FT effluent (14), a first separation unit (15) that treats the FT effluent and produces a hydrocarbon effluent (17) and a gas effluent (33), a second separation unit (34) separating the first gas (33) producing a CO2-lean gas (18) and a CO2-rich gas (35) fed to the RWGS unit, a hydrogen unit (20) treating the hydrocarbon effluent to produce a hydrocarbon fraction (21).
Resumen de: CN120210871A
The invention belongs to the technical field of catalyst preparation, and provides a porous flower-shaped P-doped Co9S8 compound as well as a preparation method and application thereof. The preparation method comprises the following steps: dispersing cobalt salt (including cobalt acetate) into a water-ethanol mixed solvent to obtain a cobalt salt solution; the preparation method comprises the following steps: dipping carbon cloth into a cobalt salt solution, adding a sulfur source into the cobalt salt solution after dipping is completed, and carrying out a hydrothermal reaction to obtain a carbon cloth Co9S8 compound; and mixing the carbon cloth Co9S8 compound with a phosphorus source, and phosphorizing to obtain the porous flower-shaped P-doped Co9S8 compound. The P-doped Co9S8 compound obtained by the preparation method disclosed by the invention is in a porous nano flower shape, and can provide a high specific surface area and abundant electron transmission channels. The P-doped Co9S8 compound shows the oxygen evolution performance and the hydrogen evolution performance of electrolyzed water under 10mA/cm < 2 >, and the oxygen evolution performance and the hydrogen evolution performance of electrolyzed water are 271 mV and 80 mV respectively.
Resumen de: CN115485066A
A catalytic material and a method of making the catalytic material are described. The use of the catalytic material in catalyzing ammonia decomposition processes is also described. The catalytic material comprises a metal oxide and a metal M selected from the group consisting of Ru, Fe, Co, Mo, and mixtures of two or more thereof, and is particularly active in the catalytic decomposition of ammonia, even at low temperatures.
Resumen de: CN120222428A
The invention provides an electricity-hydrogen coupling intelligent regulation and control method and system considering a wind-solar prediction error, and relates to the technical field of electric power, and the method comprises the steps: collecting wind-solar historical power generation data, and obtaining prediction error probability distribution based on adaptive combination kernel density estimation; the distribution serves as an uncertainty constraint, a dual neural network is adopted to execute deep reinforcement learning, an action value network dynamically adjusts a decision space, and a target network evaluates risks and restrains decisions based on conditional risks and state values; a distributed collaborative network is constructed, and hydrogen production power and hydrogen desorption power are controlled in real time based on a dynamic consistency theory and a synchronous potential function. The operation stability and economical efficiency of the electricity-hydrogen coupling system are improved, and the uncertainty of wind and light power generation is effectively dealt with.
Resumen de: CN120210887A
The invention provides a titanium-based catalytic anode for water electrolysis hydrogen production and a preparation method thereof.The titanium-based catalytic anode comprises a titanium substrate and a catalytic layer covering the surface of the titanium substrate, and the catalytic layer is a slurry coating formed by mixing cerium-zirconium solid solution powder and a noble metal catalyst; or the catalyst layer is formed by depositing a cerium-zirconium solid solution loaded with a noble metal catalyst on the surface of the titanium substrate. The cerium-zirconium solid solution has high catalytic activity, can provide abundant defect sites and active sites, and is beneficial to the generation of catalytic reaction; and the cerium-zirconium solid solution can also optimize the surface property of the noble metal catalyst and improve the adsorption and conversion efficiency of reactants, so that the catalytic performance of the titanium-based catalytic anode is remarkably improved.
Resumen de: CN120221723A
The invention discloses an off-grid hydrogen-electricity complementary energy supply system suitable for a plateau and an energy supply method thereof. The system comprises a renewable energy power generation and energy storage system, a water electrolysis hydrogen and oxygen production system, a fuel cell combined heat and power supply system, a user power supply system, a user oxygen supply system and a user heat supply system. The electric energy output end of the renewable energy power generation and storage system is connected with the water electrolysis hydrogen and oxygen production system and the user power supply system through cables. The water electrolysis hydrogen and oxygen production system is respectively connected with the user oxygen supply system and the fuel cell heat and power cogeneration system through pipelines; the power supply output end of the fuel cell combined heat and power supply system is connected with the user power supply system, and the heat supply output end of the fuel cell combined heat and power supply system is connected with the user heat supply system. According to the invention, a combined power supply and multi-demand supply system with zero-carbon energy input is realized, and the problem that renewable energy power and consumption in plateau areas are not matched in time and space is solved.
Nº publicación: CN120210863A 27/06/2025
Solicitante:
CNPC SHENZHEN NEW ENERGY RES INSTITUTE CO LTD
PETROCHINA COMPANY LTD
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Resumen de: CN120210863A
The invention belongs to the field of new energy and water electrolysis hydrogen production, and relates to a foamed Ni-high-entropy alloy catalyst and a preparation method and application thereof. The foam Ni-high-entropy alloy catalyst comprises foam Ni, a high-entropy alloy and metal Ni, wherein the high-entropy alloy and the metal Ni are loaded on the surface of the foam Ni, and according to the foam Ni-high-entropy alloy catalyst, the foam Ni and the high-entropy alloy are integrated through the metal Ni. The preparation method comprises the following steps that high-entropy alloy metal powder and Ni metal powder are added into a wet mixing agent A to be subjected to first-time ball-milling mixing, and a mixture A is obtained; adding a wet mixing agent B into the mixture A, mixing, carrying out secondary ball-milling mixing to obtain a mixture B, filtering the mixture B, and reserving a liquid part to obtain an impregnation liquid; soaking foamed nickel in the steeping liquor, and then drying and sintering to obtain the foamed nickel-high-entropy alloy catalyst. The preparation method provided by the invention is simple to operate, and saves time and economic cost.
BOPI
Sede Electrónica
