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一种氨醇共分解制氢的方法

Resumen de: CN122482401A

本发明属于新能源技术领域，公开了一种氨醇共分解制氢的方法，包括以下步骤：将催化剂置于反应装置中，然后向反应装置中通入混合反应气，其中：混合反应气包括气态氨和气态醇，进行氨醇共分解反应，制得氢气。本发明提出了一种氨醇共分解制氢的方法，以氨和醇为混合反应气，在非贵金属催化剂的作用下，即制得高产率氢气。同时解决了氨分解的高催化剂成本及醇分解制氢过程中的积碳问题，提高了制氢产率。本发明的氨和醇在共分解过程中，氨的存在有效抑制了醇的积碳产生，两者发生协同效应，使制氢产率高于氨和醇单独裂解制氢的产率之和。

一种磷化镍布电极及其制备方法和应用

Resumen de: CN122484805A

本发明公开了一种磷化镍布电极的制备方法及其应用。所述方法包括：对镍布依次进行乙醇清洗、酸洗、碱活化及电化学氧化预处理，其中电化学氧化在6M KOH溶液中以镍布为工作电极、碳棒为对电极、Hg/HgO为参比电极，于0.7 V（vs. Hg/HgO）恒电压下处理1小时；随后一次磷化生成片状磷化镍；再以过渡金属与稀土金属混合离子溶液为电解液，在磷化镍布表面电沉积异质金属；最后二次磷化形成Ni5P10晶相，得到自支撑复合电极。该工艺简洁、无粘结剂，所得电极在碱性水电解中表现出高活性、低过电位和长寿命，适用于大规模绿氢生产。

消氢层寿命测试平台及测试方法

Resumen de: CN122487602A

0001 本申请实施例公开了一种消氢层寿命测试平台及测试方法。消氢层寿命测试平台包括：反应容器，具有气流通道和水流通道，反应容器用于安装分隔气流通道和水流通道的消氢层；气源装置，与气流通道连通，气源装置用于向气流通道供应氢氧混合气；以及检测装置，与气流通道连通，检测装置用于检测流经消氢层的气体中氢气的含量。该消氢层寿命测试平台可实现构建加速老化工况，直接强化消氢层的降解驱动条件，缩短测试周期，提升研发效率；同时其采用独立测试体系，在液态水环境下直接针对消氢层核心功能开展专项测试，排除干扰因素，使寿命评估结果更具可靠性。

一种适用于波动工况碱性电解水双层电极及其制备方法

Resumen de: CN122484801A

本发明涉及碱性电解水制氢电极材料技术领域，具体为一种适用于波动工况碱性电解水双层电极及其制备方法，其中，双层电极包括电极基材，为多孔网，作为支撑基底；催化层，涂覆在电极基材上，包括用于提高高粗糙度与强结合力的多孔雷尼镍催化层与用于提升活性与耐蚀性的纳米镍异质结催化层。本发明具有：高活性；高结合力；超稳定；耐波动；低成本。通过底层粗糙化+热处理强化界面结合，实现极低失重率；能够在反向电流与波动启停工况下无明显性能衰减；能够直接用于10kW级及以上碱性电解槽，连续运行3个月无电势抬升。

基于宽光谱吸收光热材料的光热电解耦合制氢装置

Resumen de: CN122484787A

本发明属于太阳能集热器制氢技术领域，具体的说是基于宽光谱吸收光热材料的光热电解耦合制氢装置；包括太阳能集热器和制氢系统；所述太阳能集热器为集热器单元；所述反射镜的非反射面设有矩型架；所述矩型架两侧位于矩型架上下两侧均固定有侧板；位于同侧的两个相对的所述侧板之间均固定有三个连板；两个所述反射镜之间设有支架；所述支架顶部固定有连接套；所述连接套两侧设有集热管；所述支架与两个反射镜之间均设有第一弧板，且第一弧形板内开设有第一弧槽；所述第一弧槽位于反射面的一侧固定有第一擦拭层；本发明通过对反射镜与集热管的清洁，可以保障太阳能集热器稳定输出高温热能，满足电解水反应的恒温高温工况需求。

水电解用阴极和水电解用阴极的制造方法

Resumen de: AU2024412736A1

This cathode for water electrolysis includes a catalyst part and a reverse current absorber that is electrically connected to the catalyst part, wherein the reverse current absorber contains a hydrogen storage alloy, and the hydrogen storage alloy contains Al.

CATALYST-LOADED CARBON, MEMBRANE ELECTRODE ASSEMBLY USING SAME FOR POLYMER ELECTROLYTE FUEL CELLS, AND POLYMER ELECTROLYTE FUEL CELL

Resumen de: US20260221470A1

0000 Problem To provide a catalyst-loaded carbon having a high initial activity and excellent durability. SolutionA catalyst-loaded carbon including catalyst particles and a carbon support, the catalyst particles being loaded on the carbon support. The carbon support has a crystallite size of 3.5 nm or greater and 9 nm or less, a BET specific surface area of 300 m<2>/g or greater and 450 m<2>/g or less, and a pore size of 5.0 nm or greater and 20.0 nm or less. The catalyst particles are made of platinum or a platinum alloy, have a crystallite size of 2.5 nm or greater and 5.0 nm or less and a surface area of 40 m<2>/g or greater and 80 m<2>/g or less.

ELECTROLYSIS CELL STACK, ELECTROLYSIS CELL CARTRIDGE, ELECTROLYSIS CELL MODULE, AND METHOD FOR PRODUCING ELECTROLYSIS CELL STACK

Resumen de: WO2026159929A1

Provided are an electrolysis cell stack, an electrolysis cell cartridge, an electrolysis cell module, and a method for producing an electrolysis cell stack which make it possible to suppress a decrease in H2/CO yield, even when a methanation catalyst is contained in a flow passage through which a generated gas generated by a hydrogen electrode via co-electrolysis flows. An electrolysis cell stack (101) according to the present disclosure comprises: an electrolysis cell (105) in which a hydrogen electrode (109), a solid electrolyte (111), and an oxygen electrode (113) are stacked, in this order; a flow passage (117) through which a generated gas generated by the hydrogen electrode flows; and a methanation suppression film (116) that covers the surface of a member (103), which defines the outer contour of the flow passage, on the side thereof on which the generated gas flows. The member defining the outer contour of the flow passage contains a methanation catalyst, and the methanation suppression film does not contain a methanation catalyst.

ニッケル系触媒上でのアンモニアの分解

Resumen de: WO2025012277A1

The invention relates to a method for the preparation of H2 from NH3. NH3 is introduced into a fixed-bed reactor at a gas temperature in the range from 550 to 850°C, in which fixed-bed reactor NH3 is decomposed on an NH3 decomposition catalyst partly into H2 and N2. The gas mixture obtained in this manner is discharged from the fixed-bed reactor at a gas temperature in the range from 300 to 700°C, is heated to a temperature in the range from 550 to 700°C and is then introduced into a tubular reactor in which further NH3 is decomposed on a nickel-based NH3 decomposition catalyst into H2 and N2. The gas mixture obtained in this manner is discharged from the tubular reactor at a gas temperature in the range from 550 to 750°C.

SYSTEMS AND METHODS FOR CONTINUOUS GENERATION OF GASES

Resumen de: US20260218393A1

0000 The invention provides a system for continuous generation of gases, the system comprising an electrochemical device and an active-material regeneration device.

ELECTROLYSIS PROCESS FOR MAKING LITHIUM HYDROXIDE

Resumen de: US20260218390A1

Systems and methods are described for producing lithium hydroxide from lithium chloride through an electrolysis process.

Electrolyser System for an Intermittent Electricity Supply

Resumen de: US20260218395A1

The invention provides an electroly ser system (10) comprising a heat storage unit (14) and an electrolyser (16). The heat storage unit (14) comprises at least one heat source infeed. The electrolyser (16) comprises at least one electrolyser cell (20), a steam inlet and at least one off-gas outlet. The off-gas outlet is connected to the heat source infeed to heat the heat storage unit (14). The heat storage unit (14) is configured to use its stored heat to produce steam for feeding into the steam inlet and for generating electrical power, either one at a time or both at the same time. The invention also provides a system comprising an intermittent or variable electricity source (12) and an electrolyser system (10) as defined above. The intermittent or variable electricity source (12) can be configured to power the electrolyser (16) and to heat the heat storage unit (14) via a heating element, either both at the same time or individually.

METHODS AND SYSTEMS FOR ELECTROCATALYTIC DUAL HYDROGENATION

Resumen de: US20260218391A1

0000 A method of electrocatalytic dual hydrogenation includes loading a first hydrogenation solution and a second hydrogenation solution into a first hydrogenation compartment and a second hydrogenation compartment of an electrocatalytic hydrogenation assembly, in which the first hydrogenation compartment and the second hydrogenation compartment are separated from an electrochemical cell by a hydrogen-permeable anode and a hydrogen-permeable cathode. The method includes applying and maintaining a voltage to the electrochemical cell to reduce a cathode solution and to oxidize an anode solution to provide hydrogen in the cathodic compartment and/or the anodic compartment. The hydrogen may be absorbed through the hydrogen-permeable anode and/or the hydrogen-permeable cathode and hydrogenate an unsaturated substrate in the first hydrogenation solution and/or the second hydrogenation solution. The method includes producing a first hydrogenated product and a second hydrogenated product with a total Faradic efficiency from 150% to 200%.

Water Electrolysis System and Method for Controlling the Same

Resumen de: US20260218394A1

0000 In a water electrolysis system, an AC-side connection end of a power converter is connected to an AC power grid, a series circuit constituted by at least one electrolysis stack and a circuit breaker connected to the at least one electrolysis stack is connected to a DC-side connection end of the power converter, a controller reduces the power flowing to the DC-side connection end before the electrolysis stack is isolated from the series circuit, while maintaining a speed at which the power converter reduces the power flowing to the DC-side connection end below a speed that allows a difference of an amplitude of a voltage of the AC power grid from a reference value to be less than a predetermined value, and when reaching a power level enabling disconnection of an internal DC circuit by the circuit breaker, disconnects the circuit breaker connected to the DC circuit and isolates the electrolysis stack from the series circuit.

METHOD FOR PRODUCING FUEL VIA LOWER AROMATICS

Resumen de: US20260218066A1

0000 Subject of the invention is a method for producing fuel which comprises C8+ aromatics and C8+ hydrocarbons, the method comprising the steps: (i) converting a feed mixture comprising CO<2 >with H<2 >into a mixture comprising CO, C6+ aromatics and unsaturated C<2>-C<6 >hydrocarbons, wherein the CO<2 >is at least partially converted into methanol using a metal oxide-based catalyst and wherein the methanol is at least partially converted into C6+ aromatics using a zeolite-based catalyst, wherein said unsaturated C<2>-C<6 >hydrocarbons are subsequently at least partially converted into unsaturated C8+ hydrocarbons by oligomerisation, and (ii) alkylating C6+ aromatics from step (i) at least partially with unsaturated C<2>-C<6 >hydrocarbons from step (i) into C8+ aromatics using an acid catalyst different from the zeolite-based catalyst used in step (i).

MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY, AND WATER ELECTROLYSIS APPARATUS

Resumen de: US20260218402A1

0000 A membrane having excellent radical durability and low gas permeability, a membrane electrode assembly including the membrane, and a water electrolysis apparatus are provided. A membrane having a laminated structure including a layer B1, a layer A, and a layer B2 in this order, in which the layer A contains a hydrocarbon-based polymer (a) which has an ionic group and may be fluorine-substituted, and each of the layers B1 and B2 contains a perfluoro-carbon polymer (b) having an ionic group.

SYSTEM AND METHOD FOR PRODUCING HYDROGEN FROM FEEDSTOCK

Resumen de: US20260218071A1

0000 The present disclosure relates to a system for producing hydrogen from feedstock and a method thereof. The system comprises a first chamber adapted to thermally decompose the feedstock, and a second chamber adapted to receive a first portion of the gaseous stream and to receive a first portion of the solids stream to form a reactants combination. The second chamber adapted to partially react the reactants combination with steam to produce a product gas. The system further comprises a third chamber adapted to receive a second portion of the gaseous stream and adapted to receive a second portion of the solids stream to form a combustibles combination. The third chamber adapted to at least partially combust the combustibles combination to produce process heat for the first chamber and/or the second chamber. The system further comprises a controller adapted to adjust the composition of the reactants combination and of the combustibles combination.

HYDROGEN PLANT

Resumen de: US20260217529A1

A hydrogen plant includes hydrogen liquefiers, individual pipes, a confluent pipe, and branch pipes. The hydrogen liquefiers convert hydrogen gas into liquefied hydrogen. The individual pipes respectively belong to the hydrogen liquefiers and serve as hydrogen flow passages. The confluent pipe includes a confluence where downstream ends of the individual pipes of the hydrogen liquefiers meet to combine to one, and a collecting pipe located at a downstream position of the confluence. The branch pipes respectively branch from the individual pipes to each take out hydrogen flow having a phase of gas or two phases of liquid and gas.

PROCESS FOR PRODUCING SYNTHESIS GAS PRODUCT COMPRISING HYDROGEN

Resumen de: US20260217522A1

0000 A process for producing a synthesis gas product by an endothermic reaction of a feedstock stream, including providing an ammonia fuel stream, performing a first combustion in which the ammonia fuel stream is partially burned, generating heat and a combustion flue gas stream comprising an unburned portion of ammonia fuel stream being not burned, providing heat from the first combustion and from the combustion flue gas stream to the endothermic reaction, thereby obtaining a cooled flue gas stream, performing a second combustion of the cooled flue gas stream in which the unburned portion of ammonia fuel stream is burned, and providing heat from the second combustion to the endothermic reaction.

SYNTHETIC FUEL GENERATION SYSTEM

Resumen de: WO2026159979A1

This synthetic fuel generation system comprises: a synthetic fuel generation device that generates a synthetic compound and water by reacting hydrogen and carbon dioxide; a combustion unit that is supplied with a generated gas generated by the synthetic fuel generation device and combusts the generated gas; a heat supply unit that supplies combustion heat in the combustion unit to the synthetic fuel generation device; a generated gas delivery path through which the generated gas is delivered from the synthetic fuel generation device; a combustion supply path that branches from the generated gas delivery path and supplies the generated gas to the combustion unit; and a switching control unit that switches between a combustion mode in which the generated gas is delivered to the combustion supply path and a non-combustion mode in which the generated gas is not delivered to the combustion supply path.

SYNTHETIC FUEL GENERATION SYSTEM

Resumen de: WO2026159980A1

This synthetic fuel generation system comprises: a synthetic fuel generation device that reacts hydrogen and carbon dioxide to generate a synthetic compound and water; a product gas delivery path through which a product gas is delivered from the synthetic fuel generation device; a flowmeter that is provided in the product gas delivery path and measures the flow rate of the product gas; a resupply path that is branched off from the product gas delivery path and returns the product gas to the synthetic fuel generation device; and a switching unit that, when the ratio between the flow rate measured by the flowmeter and the flow rate of the raw material gas supplied to the synthetic fuel generation device exceeds a prescribed ratio, performs switching such that the entire amount of the product gas is delivered to the resupply path when the synthetic fuel generation device is running and such that the amount of the product gas exceeding the flow rate corresponding to the prescribed ratio is delivered to the resupply path when the synthetic fuel generation device is not running.

HYBRID ELECTRODE COMPRISING PLASMONIC NANOPARTICLES AND ELECTROLYSIS SYSTEM COMPRISING THE SAME

Resumen de: US20260218401A1

The present disclosure relates to a hybrid electrode including plasmonic nanoparticles and an electrolysis system including the same. The hybrid electrode and the electrolysis system including the same according to embodiments of the present disclosure may utilize a plasmonic-active (antenna–reactor) composite electrode to re-activate a catalyst surface via plasmonic phenomena during an electrochemical reaction.

REINFORCED ION-CONDUCTING MEMBRANE

Resumen de: US20260221479A1

0000 The present invention provides a reinforced ion-conducting membrane comprising: (a) a reinforcing layer comprising a porous polymer structure; and (b) a polymeric ion-conducting membrane material impregnated within the porous polymer structure; wherein the porous polymer structure comprises a polymer backbone based on nitrogen-containing heterocycles and the polymeric ion-conducting membrane material has a transition temperature Ta in the range of and including 60 to 80° C.

ELECTROLYSIS CELL AND ELECTROLYSIS APPARATUS

Resumen de: US20260218404A1

An electrolytic cell of the present disclosure includes a first separator, a second separator, an anion exchange membrane disposed between the first separator and a second separator, a cathode disposed between the first separator and the anion exchange membrane, and an anode disposed between the second separator and the anion exchange membrane. The first separator includes a flow path for supplying an electrolyte to the cathode, and at the cathode, at least part of the electrolyte supplied from the flow path is consumed to generate hydrogen and hydroxide ions. The second separator does not include a flow path for supplying the electrolyte to the anode, and at the anode, oxygen and water are generated by the hydroxide ions that have passed through the anion exchange membrane from the cathode in a state where the electrolyte is not supplied.

ELECTROLYSIS CELL AND ELECTROLYSIS DEVICE

Nº publicación: AU2024420420A1 30/07/2026

Solicitante:

MITSUBISHI HEAVY INDUSTRIES LTD
MITSUBISHI HEAVY INDUSTRIES, LTD.

Resumen de: AU2024420420A1

This electrolysis cell comprises: an ion exchange membrane; a power feeder which is provided on the surface of the ion exchange membrane and composed of a plurality of fibers formed in a sheet shape; a binder layer that covers the surface of each of the fibers; and an electrode catalyst layer that contains catalyst particles at least partially protruding from the surface of the binder layer. At least a part of the catalyst particles protrudes from the surface of the binder layer. Consequently, the surface area of the exposed portion of the catalyst particles is increased, and thus the contact area with an electrolyte can be increased.