Alerta

一种钨合金催化剂及其制备方法

Resumen de: CN120550815A

本发明属于钨合金技术领域，本发明具体公开了一种钨合金催化剂及其制备方法，本发明以钨粉、铁粉、钴粉、锰粉、氧化钇粉和氧化钛粉作为原料，以石墨烯作为活化剂，将其共混，而后经过碳酸氢铵、氢氧化铷特殊的造孔以及硝酸的侵蚀，而后包覆锡化物（热处理变成氧化锡），最后经过三次热处理，第一次热处理消除合金内部内应力，第二次热处理诱导亚稳金属间化合物生成，最后经过高温烧结，得到了具有优异的催化活性的钨合金催化剂，能够用于催化制氢。

基于等离子体炬直接加热与催化裂解的氨裂解器及其运行方法

Resumen de: CN120550747A

本发明公开一种基于等离子体炬直接加热与催化裂解的氨裂解器及其运行方法，包括等离子体炬、加热炉、氨催化装置、换热器、多个通气通道和管道；等离子体炬在启动阶段使用氮气放电，在工作阶段使用裂解气放电，产生的高温气体与氨气混合形成氨氮氢混合气，通入氨催化装置中，在催化剂作用下分解形成裂解气，高温氮氢混合气在换热器中与氨气换热提高能量利用效率；第一通气通道内设有第二通气通道、换热器，第二通气通道设有加热炉，第一第二通气通道内的介质吸收加热炉损失的热量；本发明的氨裂解器能够使用等离子体炬所产生的高温气体直接加热氨，加热效率高，装置紧凑，并且提高了能量利用效率。

燃烧器

Resumen de: WO2024257430A1

The present invention reduces unburned ammonia when ammonia is used as fuel. A combustor (10) comprises: a burner (11) that injects fuel containing ammonia into a combustion space (S); and a refractory material (12) that defines at least a portion of the combustion space (S). The refractory material (12) blocks passage of combustion gas, and the refractory material (12) contains a catalyst (C), which decomposes ammonia into hydrogen and nitrogen, on a surface (1b) that defines at least a portion of the combustion space (S).

一种耐海水腐蚀NiP/Cu催化剂及其制备方法和应用

Resumen de: CN120550837A

本发明提供了一种耐海水腐蚀NiP/Cu催化剂及其制备方法和应用，属于新能源技术领域。本发明提供的耐海水腐蚀NiP/Cu催化剂的制备方法，包括：在铜基体表面进行电镀制备镍磷涂层，得到耐海水腐蚀NiP/Cu催化剂；所述电镀的电压为4.5~5.5V，电镀的时间为2.5~3.5min，电镀的温度为25~35℃；所述电镀所采用的电镀液中镍和磷的物质的量之比为1：（0.25~0.75）。本发明通过对电镀的电压、时间和温度进行优化，并调整电镀液中镍和磷的物质的量之比能够改善镍磷涂层的质量，从而提高了NiP/Cu催化剂的耐海水腐蚀性能。

CQDs@HOF-101复合微晶及其制备方法与应用

Resumen de: CN120550869A

本申请的实施例公开了CQDs@HOF‑101复合微晶及其制备方法与应用，涉及光催化材料技术领域，旨在解决现有光催化材料光利用率较低的技术问题。所述CQDs@HOF‑101复合微晶的制备方法，包括以下步骤：将HOF‑101小分子1,3,6,8‑四(4‑羧基苯)芘均匀溶解在极性非质子溶剂中后，通过有机滤膜与碳点一同装入玻璃小瓶中，将小瓶开盖放置于装有醇类溶剂的烧杯中，待所述醇类溶剂进入有机溶剂中，并长出晶体后，离心得到沉淀，将所述沉淀进行洗涤，获得CQDs@HOF‑101晶体。

一种高适用性的电解水制氢电极后处理方法

Resumen de: CN120556064A

本发明公开了一种高适用性的电解水制氢电极后处理方法，本发明操作简易、可行性高，可直接兼容至现有工艺，利用超声波处理、气体吹扫、机械震荡等方式，对现有电极直接新增一步处理工艺，改善电极表面形貌和催化剂结合状态，优化处理后电极的活性和稳定性，减小催化剂脱落刺穿隔膜和阻塞管道的风险；本发明适用性强，不受电极原有合成工艺及材料成分限制，对所有一体化电极均有效果；选用某一后处理方式后，结合本发明的参数确定流程，可针对特定电极厘清最佳操作参数范围，实现批量化处理；本发明成本低，环境友好，相对电极合成环节无复杂工艺流程，不产生污染性气体、液体，所收集废料经处理后可以重复利用。

一种用于波动工况下电解海水制氢的催化剂及其制备方法

Resumen de: CN120556070A

一种用于波动工况下电解海水制氢的催化剂及其制备方法，属于非贵金属催化剂及氢能制取领域。所述方法为：将基体置于刻蚀溶液中，通过刻蚀得到催化剂前驱体；催化剂前驱体合成后的洗涤与干燥；将催化剂前驱体放置于含有硫源的溶液中静置，取出后洗涤干燥即可。本发明通过#imgabs0#刻蚀和硫化将Fe和S分别均匀分布在Ni基底上获得新型高性能海水电解催化剂。电解过程中，界面元素自氧化形成#imgabs1#和NiFe LDH实现催化剂活性提高的同时抑制了海水中#imgabs2#对催化剂的腐蚀。由刻蚀得到的催化剂具有明显的树枝结构，在氧化电流下被氧化形成纳米片状的层状氢氧化物。

一种基于改进灰狼优化算法的PEM电解水制氢多变量模型预测控制方法及制氢系统

Resumen de: CN120560033A

本发明公开了一种基于改进灰狼优化算法的PEM电解水制氢多变量模型预测控制方法及制氢系统，属于氢能制备控制领域。针对PEM制氢系统多变量耦合引起的控制超调与权重矩阵随机性问题，提出IGWO‑MPC双环控制架构：构建涵盖电流密度、温度、压力的全局模型，解析电解槽电压、温度及功率；采用加权最小二乘法对非线性效率进行抗差线性化，建立状态空间模型；通过改进灰狼算法动态优化MPC权重矩阵，结合收敛因子自适应调整策略，抑制多物理场耦合失稳。该方法突破传统经验赋权局限，使温度波动降低56.8％，产氢量提升4.89％，电解效率稳定于78％‑80％，有效提升大规模清洁能源制氢系统的控制精度与运行效率。

System and Process for Remediating PFAS From Waste Streams

Resumen de: US2025270123A1

A process for treating PFAS containing waste materials comprising vaporizing the PFAS containing 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 to break the fluorine bonds and oxidize the remaining components to carbon dioxide 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.

METHOD FOR CONVERTING CARBON DIOXIDE INTO SNG OR LNG AND STORING HYDROGEN

Resumen de: US2025270722A1

Methods are for storing electricity and producing liquefied natural gas (LNG) or synthetic natural (SNG) and using carbon dioxide and for producing electricity, natural gas (NG) or SNG. The methods involve, starting from a water flow, producing an oxygen gas flow and a hydrogen gas flow by electrolysis in an electrolytic cell. A first hydrogen gas flow portion and a second hydrogen gas flow portion are obtained. The first hydrogen gas flow portion is allocated to a methanation step in the presence of carbon dioxide gas. A condensed recirculation water vapor flow is obtained to be allocated to the methanation step and performing methanation. The second hydrogen gas flow portion is allocated to a cooling and liquefaction step. A liquid hydrogen flow is obtained, which is stored in a liquid hydrogen tank.

FUEL PROCESS AND PLANT

Resumen de: US2025270151A1

A plant, such as a hydrocarbon plant, or synfuels plant, is provided, with effective use of various streams, in particular carbon dioxide and hydrogen. A method for producing a product stream, such as a hydrocarbon product stream, is also provided. The plant and method of the present invention provide overall better utilization of carbon dioxide and hydrogen, while avoiding build-up of inert components.

ELECTROLYSER AND METHOD FOR OPERATING AN ELECTROLYSER

Resumen de: US2025270723A1

The invention relates to an electrolyser for generating hydrogen (H2) and oxygen (O2) as product gases, said electrolyser including an electrolysis module and a gas separator which is designed for phase separation of the product gas from water, the electrolysis module being connected to the gas separator via a product flow line for the product gas, and a return line, which connects the gas separator to the electrolysis module, being provided for the separated water. The gas separator is designed and positioned at a height difference (Δh) above the electrolysis module in such a way that, in the event of a standstill, the electrolysis module can be automatically flooded with water, driven solely by the height difference (Δh). The invention also relates to a method for operating an electrolyser including an electrolysis module, wherein, in a standstill mode, the electrolysis current is stopped, and a safety deactivation is initiated.

WATER PROCESSING SYSTEM AND WATER PROCESSING METHOD

Resumen de: US2025270117A1

A water processing system includes an ultrafiltration membrane device (UF membrane device), a reverse osmosis membrane device (RO membrane device), an electric deionization device (EDI device), and an information processing device (edge computer). The information processing device controls operations of the ultrafiltration membrane device, the reverse osmosis membrane device, and the electric deionization device based on information on a water electrolysis device that obtains hydrogen by subjecting water to electrolysis. Water that is processed by the electric deionization device is supplied to the water electrolysis device. The water electrolysis device is able to obtain hydrogen by subjecting supplied water to electrolysis.

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

Resumen de: US2025270108A1

Disclosed herein is a method for producing a palladium (Pd) decorated two-dimensional (2D) transition metal dichalcogenide (TMD) composite. The method includes steps of, (a) providing 2D TMD nanosheets; (b) dispersing the 2D TMD nanosheets in water to form a dispersion; (c) mixing the dispersion with palladium acetate to form a mixture; and (d) subjecting the mixture to sonication to deposit Pd nanoparticles on the 2D TMD nanosheets thereby forming the Pd decorated 2D 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 Pd decorated 2D TMD composite.

RENEWABLE ENERGY SUPPLY SYSTEM, FLOATING OFFSHORE SOLAR POWER GENERATING PLANT, AND RENEWABLE ENERGY SUPPLY METHOD

Resumen de: US2025273961A1

A carbon-free energy supply system generates hydrogen from electricity generated by a floating offshore photovoltaic power generation plant, synthesizes energy carriers using the hydrogen as a raw material, stores the energy carriers, converts the energy carriers into a predetermined energy form to supply the energy to each of the supply destination facilities. The floating offshore plant is composed of multiple photovoltaic panels, each of which is substantially hexagonal in plan view, by connecting the photovoltaic panels in a honeycomb structure in plan view. Each photovoltaic panel functions as a floating body, panel housings of the adjacent photovoltaic panels are capable of swinging relative to each other in a vertical direction, and each photovoltaic panel can be submerged and floated to a predetermined depth by pouring water into and draining water from the panel housing.

Electrolysis and pyrolytic natural gas conversion systems for hydrogen and liquid fuel production

Resumen de: AU2025217260A1

Embodiments of the invention relate to systems and methods for producing hydrogen gas and/or liquid fuels using electrolysis. Embodiments of the invention relate to systems and methods for producing hydrogen gas and/or liquid fuels using electrolysis. ug u g m b o d i m e n t s o f t h e i n v e n t i o n r e l a t e t o s y s t e m s a n d m e t h o d s f o r p r o d u c i n g h y d r o g e n g a s a n d o r l i q u i d f u e l s u s i n g e l e c t r o l y s i s

AN ELECTROLYSER SYSTEM AND A METHOD FOR OPERATING THE ELECTROLYSER SYSTEM

Resumen de: WO2025176273A1

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

THERMOCHEMICAL REACTOR SYSTEM

Resumen de: WO2025177010A1

An apparatus for carrying out a chemical reaction, which includes a heat source configured to circulating a fluid and a fluidised reactor unit. The reactor unit includes a heat exchanger unit configured to receive the heated fluid to provide heat to the reactor unit, a fluidised bed, and an internally located particle separator.

METHOD FOR OPERATING AN ELECTROLYSIS PLANT, AND ELECTROLYSIS PLANT

Resumen de: WO2025176414A1

The invention relates to a method for operating an electrolysis plant (1, 20) comprising an electrolyzer (11) for generating hydrogen (H2) and oxygen (O2) as product gases. Water is supplied as a reactant and is split into hydrogen (H2) and oxygen (O2) on a proton-conducting membrane (21) made of a fluorine-free polymer (24), said polymer (24) comprising a non-functional polymer material having a functional hydrophilic group, wherein a product gas flow (5) is formed in a phase mixture comprising water (H2O) and a respective product gas, and a product gas flow is fed to a gas separator (3, 13) connected downstream of the electrolyzer (11). The release of an ionic decomposition product of the functional hydrophilic group of the membrane (21) is determined over the operating time, the time curve of the concentration of said decomposition product is determined, and a measurement of the operational degradation of the proton-conducting membrane (21) as a result of a release of the ionic decomposition product of the hydrophilic group is determined. The invention additionally relates to a corresponding electrolysis plant (1, 20) and to a measuring system for carrying out the method.

A METHOD FOR THE SYNTHESIS OF AMMONIA

Resumen de: WO2025176298A1

Present invention relates to a method for the synthesis of ammonia, where a hydrogen (1) from an electrolyser (G) and a nitrogen (2) from a nitrogen production unit (D) are fed to a nitrogen-hydrogen mixture compression unit (A) and from there said mixture (3) is fed to an ammonia synthesis unit (B). Heat from steam-hydrogen steam from a electrolyser (G), heat generated during compression of the nitrogen-hydrogen mixture in the compressor stages of the nitrogen-hydrogen mixture compression unit, and heat released during the synthesis reaction in the ammonia synthesis unit, is used to generate steam for an electrolysis in the electrolyser. Liquid ammonia is separated from the circulation gas entering the separation unit from the steam generation unit using condensation at temperatures at an ambient environment temperature.

TWO-DIMENSIONAL MOLYBDENUM DISULFIDE NANO MATERIAL, PREPARATION METHOD THEREFOR, AND USE THEREOF

Resumen de: WO2025175519A1

Provided in the present application are a two-dimensional 1T-phase molybdenum disulfide nano material, a preparation method therefor, and the use thereof. The two-dimensional 1T-phase molybdenum disulfide nano material satisfies the following conditions: the monolayer ratio of the molybdenum disulfide is 97% or above, the content of the 1T-phase molybdenum disulfide represented by X-ray photoelectron spectroscopy is 90% or above, and the surface has defects. The monolayer ratio of the two-dimensional molybdenum disulfide nano material being 97% or above indicates that the proportion of monolayer molybdenum disulfide nanosheets in the nano material is very high; the mass content of the 1T-phase molybdenum disulfide being 90% or above indicates that the nano material has good metallicity; and meanwhile, the presence of defects on the surface of the nano material indicates that the nano material has good dispersibility in solvents and also has good electrocatalytic performance, especially having excellent electrocatalytic hydrogen evolution performance under an industrial current density; the catalytic performance of the nano material is better than that of commercial Pt/C and even can be kept stable for 100 h without deterioration; thus, the nano material is one of the most superior non-precious-metal hydrogen evolution catalysts at present.

Cross-linked copolymer a Polymer Membrane comprising the cross-linked copolymer and a method for manufacturing the cross-linked copolymer

Resumen de: KR20250128408A

본 발명은 가교 공중합체, 이를 포함하는 고분자막 및 상기 가교 공중합체의 제조방법에 관한 것으로, 본 발명에 따른 가교 공중합체는 우수한 알칼리 안정성을 나타낼 수 있다.

저용량 고압 전기분해 장치

Resumen de: CN120390829A

The present invention provides a small high-voltage electrolyzer for generating hydrogen and oxygen, the small high-voltage electrolyzer comprising: one or more cells each comprising a plurality of high-voltage electrolysis cells wherein the electrolysis cells of the respective cells are electrically connected in series; and a central electrolyte header functionally connected to each of the electrolytic cells for supplying a liquid electrolyte to the cell; a central hydrogen header connected to each of the electrolytic cells for discharging the generated hydrogen from the cells; a central oxygen header connected to each of the electrolytic cells for discharging the generated oxygen from the cells; the direct-current power supply is used for supplying power to each unit of the electrolytic bath which is connected in series; wherein the cells of the electrolytic cells connected in series are electrically connected in parallel.

전해 장치

Resumen de: TW202441029A

There is provided an electrolyzer having a simple system capable of discharging liquid in an electrolytic cell into a tank. An electrolyzer 2 includes: a pump 8; a first conduit line L1 connecting a tank 6 and the pump 8; a second conduit line L2 connecting the pump 8 and an electrolytic cell 4; a third conduit line L3 connecting the first conduit line L1 and the second conduit line L2 to the tank 6; a fourth conduit line L4 extending from a part of the second conduit line L2, the part is located closer to the pump 8 than a connection portion 10 for connection with the third conduit line L3; and a selection means 12 for selecting either a feeding path for feeding liquid from the tank 6 to the electrolytic cell 4 by the pump 8 through the first conduit line L1 and the second conduit line L2, or a return path for returning liquid from the electrolytic cell 4 to the tank 6 by the pump 8 through the third conduit line L3 and the fourth conduit line L4.

アンモニア分解触媒の製造方法

Nº publicación: JP2025126167A 28/08/2025

Solicitante:

エスケーイノベーションカンパニーリミテッド

Resumen de: US2025262610A1

According to the embodiments of the present disclosure, an ammonia decomposition catalyst may be prepared by performing heat treatment on alumina, a lanthanum compound and a cerium compound in a reducing gas atmosphere to form a composite oxide on an alumina support, and supporting an active metal including ruthenium on the composite oxide.