Alerta

STATE DIAGNOSIS SYSTEM, STATE DIAGNOSIS METHOD, AND ELECTROLYSIS SYSTEM

Resumen de: EP4621108A1

A diagnosis system of an electrolysis device, includes: a device to output an impedance data indicating a measurement result of a complex impedance; a first memory unit to store prior data including a relation data indicating a relation between state of the device and a diagnosis result of a state of the device; a first processing unit to analyze the impedance data, judge validity of an analysis result, and output an analysis data indicating the analysis result in which data indicating at least a part of a frequency region of the measurement result is determined valid; a second processing unit to output a state data indicating the state based on first data including the analysis data; a second memory unit to store second data including the state data; and a third processing unit to output a diagnosis data based on data including the prior data and the second data.

RUTHENIUM CATALYST FOR AMMONIA DECOMPOSITION REACTION HAVING EXCELLENT AMMONIA DECOMPOSITION ACTIVITY AND METHOD FOR PRODUCING SAME

Resumen de: EP4620566A1

The present invention provides a ruthenium catalyst for ammonia decomposition reaction and a method for producing the same. The ruthenium catalyst exhibits a conversion rate of almost 100% at a reaction temperature of 550°C, further exhibits a conversion rate of 93.6% or higher even at 500°C, and also exhibits a conversion rate of about 60% or higher even at a low reaction temperature of 450°C, so that the catalyst has excellent ammonia decomposition activity and low manufacturing cost and thus is economical for an ammonia decomposition process even in a large-scale decomposition process of a relatively low temperature.

PREDICTIVE MAINTENANCE OF HYDROGEN-ENERGY SYSTEMS

Resumen de: EP4621890A1

The disclosure notably relates to a computer-implemented method for predictive maintenance of a system. The system comprises a hydrogen energy component, a cooling circuit, at least one actuator of the cooling circuit and at least one sensor collecting operating data during an operating of the system. The method comprises, during the operating of the system, the following three steps. The method comprises a first step of obtaining the operating data collected by to the at least one sensor. The method comprises a second step of estimating that a current state of the system is the fault state. The method comprises a third step of predicting a future state of the system. Such a method forms an improved solution for predicting maintenance of the system comprising the hydrogen energy component.

CLEAN ENERGY CONVERGENCE CENTER USING BLUE AND GREEN HYDROGEN

Resumen de: EP4621699A1

The present invention relates to a clean energy convergence center using blue and green hydrogen. According to an embodiment of the present invention, the clean energy convergence center comprises: a clean hydrogen production base for producing blue and green hydrogen through the capture, storage, and recycling of carbon dioxide generated during methane reforming; and at least one clean hydrogen node that is supplied with the blue and green hydrogen produced from the clean hydrogen production base. The clean hydrogen nodes are distributed in large numbers throughout the country in consideration of factors including the area and population of each of regions and the distance to the clean hydrogen production base. The clean hydrogen production base and the clean hydrogen nodes are connected, and infrastructure including logistics, rest facilities, offices, and restaurants is expanded around each of the distributed clean hydrogen nodes.

ELECTROLYSIS SYSTEM AND ELECTROLYSIS DEVICE

Resumen de: EP4621106A1

An electrolysis system (1) includes: an electrolysis cell (2); and a mediator reduction tank (4). The electrolysis cell (2) has: an anode electrode (10) that electrochemically oxidizes a reduced form (MRed) of a mediator; and a cathode electrode (8) that performs at least one of generation of hydrogen by electrochemical reduction of protons or water and generation of an organic hydride by electrochemical reduction of a hydrogenation target substance. The mediator reduction tank (4) non-photochemically reduces an oxidized form (MOx) of the mediator generated in the electrolysis cell (2).

WATER ELECTROLYSIS DEVICE AND METHOD FOR OPERATING WATER ELECTROLYSIS DEVICE

Resumen de: EP4621107A1

A water electrolyzer includes a water electrolysis cell, a voltage applicator, a pressure regulating valve, and a controller. The water electrolysis cell includes a diaphragm or an electrolyte membrane, an anode, and a cathode. The anode is provided in one of two spaces separated by the diaphragm, or on one of two main surfaces of the electrolyte membrane. The cathode is provided in the other space separated by the diaphragm, or on the other main surface of the electrolyte membrane. The voltage applicator applies voltage between the anode and the cathode. In start-up of the water electrolyzer, the controller controls the voltage applicator to increase current flowing through the water electrolysis cell, and then controls the pressure regulating valve to increase set pressure of the pressure regulating valve.

PROCESS AND APPARATUS FOR CRACKING AMMONIA

Resumen de: EP4620907A1

In a process in which ammonia is cracked to form a hydrogen gas product and an offgas comprising nitrogen gas, residual hydrogen gas and residual ammonia gas, residual ammonia is recovered from the offgas from the hydrogen recovery process by partial condensation and phase separation, and hydrogen is recovered from the resultant ammonia-lean offgas by partial condensation and phase separation. The recovered ammonia may be recycled the cracking process and the recovered hydrogen may be recycled to the hydrogen recovery process to improve hydrogen recovery from the cracked gas. Overall hydrogen recovery from the ammonia may thereby be increased to over 99%.

ELECTROLYZER FOR PRODUCING HYDROGEN AND METHOD FOR THE PRODUCTION OF HYDROGEN

Resumen de: EP4621098A1

The present invention is related to an electrolyzer for producing hydrogen and to a method for the production of hydrogen.The electrolyzer for producing hydrogen (210) comprises a plurality of electrolysis cells (1) arranged in a plurality of planes (2), each having at least one anode (10) and one cathode (11) and a proton exchange membrane (3) between the anode (10) and the cathode (11), the proton exchange membranes (3) forming respective active area regions (30), wherein at least one electrolysis cell (1) has a plurality of active area regions (30) arranged substantially in a plane (2), wherein the electrolyzer comprises at least one tie rod (130) provided between active area regions (30) and extending perpendicular with regard to the planes (2).

CRACKING OF AMMONIA USING A CONDENSING MEDIUM

Resumen de: EP4620905A1

Process for producing hydrogen from ammonia, comprising the steps :i) providing an ammonia feed,ii) providing a condensable medium, preferably water steam,iii) performing an endothermic cracking reaction of the ammonia feed in a cracker unit (18, 28) for producing a cracked gas comprising hydrogen and nitrogen,iv) condensing at least partially said condensable medium,v) providing heat from the condensation to the endothermic cracking reaction,vi) recovering hydrogen from said cracked gas or from a gas derived from said cracked gas.

APPARATUS FOR PRODUCING HYDROGEN, FROM AN AMMONIA FEEDSTOCK STREAM

Resumen de: EP4620904A1

The invention relates to an apparatus (2) for producing hydrogen, from a feedstock stream (3) comprising ammonia, traces of water and oil contaminants, said apparatus (2) comprising:- a vaporizer (4) comprising a vaporization chamber (6) configured to receive the feedstock stream (3) and produce a vaporized purified ammonia stream (7), said vaporization chamber (6) comprising a blowdown outlet (8) configured to discharge a blowdown stream (10) comprising the traces of water and oil contaminants from said vaporization chamber (6);- an ammonia cracking reactor (12) for performing an endothermic reaction of said vaporized purified ammonia stream (7), thereby producing said hydrogen; and- a fired equipment (14);wherein said blowdown outlet (8) is connected to the fired equipment (14) for providing the blowdown stream (10) as an ammonia fuel stream to the fired equipment (14).

ELECTROLYSIS OXYGEN FOR SUSTAINABLE ACETYLENE CHEMISTRY

Resumen de: EP4620937A1

A process for preparing acetylene and/or synthesis gas by partial oxidation of hydrocarbons with an oxidizing agent, wherein the oxidizing agent comprises O2 and H2, wherein the oxidizing agent is obtained at least in part by water splitting, preferably by electrolysis, the water splitting, preferably the electrolysis, preferably using energy generated at least in part from non-fossil resources, a cracking gas stream obtainable by the process according to the present invention, acetylene obtainable by the process according to the present invention, acetylene having a low total cradle to gate product carbon footprint, synthesis gas obtainable by the process according to the present invention, synthesis gas comprising hydrogen, CO, CO2 and CH4, wherein the separated synthesis gas stream has a δ<18>O value of < 22 %o, referred to the international standard VSMOW ((Vienna- Standard- Mean-Ocean- Water)), the use of an oxidizing agent comprising O2 and H2 for the preparation of acetylene and synthesis gas, the use of the inventive acetylene or the acetylene obtained by the inventive process for the preparation of butynediol, butanediol, butenediol, polybutylene terephthalate (PBT), polybutylene adipate terephthalate (PBAT), tetrahydrofurane (THF), polytetrahydrofurane (polyTHF), polyester-based thermoplastic polyurethanes (TPUs), polyether-based TPUs, gamma-butyrolactone, pyrrolidine, vinylpyrrolidone, polyvinylpyrrolidone, N-methylpyrrolidone, vinyl ether, polyvinyl ether, terpen

APPARATUS FOR PERFORMING AN ENDOTHERMIC REACTION OF A GAS FEED

Resumen de: EP4620562A1

Apparatus for the endothermic reaction of a gas feed, the apparatus comprising :- a pre-heater (11) arranged for pre-heating the gas feed,- at least one reactor tube (22),- a furnace (21) arranged for the radiation and/or convection heating of said at least one reactor tube (22),said at least one reactor tube (22) being at least partially filled with a catalyst material (30) configured for promoting the endothermic reaction, said at least one reactor tube (22) comprising :- a tube inlet for said pre-heated gas feed,- a main reaction tube portion (34) extending within said furnace (21) and a pre-reaction tube portion (33) extending outside of the furnace (21), said pre-reaction tube portion (33) being arranged between the tube inlet and the main reaction tube portion (34),wherein part of the catalyst material (30) is extending within the pre-reaction tube portion (33).

CELL FRAME FOR PRESSURIZED ELECTROLYSER CELL STACK AND ELECTROLYSER CELL STACK COMPRISING A NUMBER OF SUCH CELL FRAMES

Resumen de: AU2023381476A1

A cell frame adapted for use in a pressurised electrolyser cell stack is provided. From an inner circumferential rim of the cell frame, a circumferential radial shelf with inwardly tapering thickness is provided, such that an annular space between a circumferential radial shelf and a neighbouring circumferential radial shelf is provided when cell frames are stacked in alignment with each other, and that outwardly of the circumferential radial shelf, a mobility link is provided which connects the radial shelf to the remaining cell frame.

SOLID ELECTROCHEMICAL CELL STACK

Resumen de: CN120226171A

The present disclosure relates to an electrochemical cell stack comprising solid state electrochemical cells (20), an electrically conductive separator (30); and a sealing element (40). The separator comprises: a central portion (31) having an oppositely recessed support surface (32) supporting the solid oxide cell, and a contact surface (34) opposite the recessed support surface contacting an adjacent solid state electrochemical cell; and a boundary portion (36) providing a relatively elevated top (37) and upstanding side walls (38). A sealing element (40) extends between an elevated top surface of the boundary portion and an opposing support surface (39) of an adjacent bulkhead. The spacing distance between the concave support surface and the contact surface of the adjacent separator, defined by the combined height of the sealing element and the upstanding side wall, is matched to the thickness of the solid state electrochemical cell.

HYDROGEN ADDITIVATION TO THE BURNERS OF MELTING FURNACES FOR METAL RECYCLING

Resumen de: EP4621082A1

Apparatus (1) for metal smelting, wherein the metals processed in the smelting furnace are recycled metals, preferably recycled aluminium, comprising:- a smelting furnace comprising one or more burners (5) fed with methane from the network and air supplied by an atmospheric air blower (6) for intended for combustion;- a water electrolyser (4) capable of producing a mixture of gaseous hydrogen and oxygen; such gases being immediately conveyed to the burner (5) without interposition of storage tanks;characterised in thatsaid water electrolyser (4) is powered by a solar panel (2),further comprising batteries for storing the electric energy generated by said solar panel (2).Such apparatus further comprises a system adjusting the supply of gaseous hydrogen and oxygen using sensor measuring the quantity of carbon dioxide, carbon monoxide, nitrogen oxides, particulate matter generated during furnace operation.

Filter coated with a hydrogen production complex photocatalyst using anavena and its manufacturing method

Resumen de: KR20250138844A

본 발명은 아나베나를 이용하는 수소 생산용 복합 광촉매가 코팅된 필터 및 이의 제조방법에 관한 것으로, 보다 자세하게는 흑연 질화탄소에 팔라듐을 결합하여 넓은 범위의 가시광선을 흡수하는 것을 통해 반응성을 향상시킨 복합 광촉매를 다공성의 필터에 코팅한 것으로, 아나베나의 산화와 동시에 물의 환원 반응을 일으켜 수소를 생산하는 아나베나를 이용하는 수소 생산용 복합 광촉매가 코팅된 필터 및 이의 제조방법에 관한 것이다.

碱性电解水制氢装置、其电解槽及此电解槽的膜电极组件

Resumen de: CN120683516A

本申请实施例提供一种碱性电解水制氢装置、其电解槽及此电解槽的膜电极组件。所述装置适于在阳极氧气常压以及阴极氢气背压的压差环境下制氢，所述电解槽包括阳极端板、阳极集流体、膜组件、阴极集流体和阴极端板。所述阳极端板上设置有入水口，用以供电解液原液从所述电解槽的阳极侧单侧注入。所述膜电极组件包括阳极扩散层、阳极催化层、交换膜、阴极催化层和阴极扩散层，其中所述交换膜包括相接触的第一薄膜和第二薄膜，所述第一薄膜为碱性离子膜，所述第二薄膜为离子溶剂化膜或阴离子交换膜。在操作上，可采用阳极供液以及压差式方案制氢，可避免在采用传统电极的碱性电解水装置中，进行压操作时造成膜刺穿以及氧中氢超标等问题发生。

OXYGEN EVOLUTION CATALYST FOR WATER ELECTROLYSIS WITH ULTRA-HIGH STABILITY TROUGH APPLYING HEALING POTENTIAL OR CURRENT AND A METHOD FOR PRODUCING THE SAME

Resumen de: KR20250138910A

본 발명의 실시예에 따른 귀금속 전구체 및 비귀금속 전구체를 혼합 및 건조하여 합금 물질을 준비하는 공정; 상기 준비된 물질을 음이온 제거 가스로 포화시킨 후 열처리하여 박막형 촉매를 생성하는 공정; 상기 박막형 촉매를 전해질 용액 내의 작업전극으로 사용하여 일정 범위의 전압을 순환전류전압법으로 인가하는 전기화학적 탈합금 공정; 상기 전기화학적 탈합금 공정 후 상기 박막형 촉매에 치유 전압을 인가하는 전기화학적 치유 공정; 및 상기 전기화학적 치유 공정 이후에 상기 박막형 촉매에 산화막을 형성하는 전기화학적 산화 공정을 포함할 수 있다.

Alkaline water electrolysis system including a gas separator with improved separation performance

Resumen de: KR20250139135A

본 발명은 분리능이 향상된 가스분리기를 포함하는 알칼라인 수전해 시스템에 관한 것이다.

Electrolyzer with improved flow path structure

Resumen de: KR20250139133A

본 발명은 유로 구조를 개선시킨 전해조에 관한 것이다.

用于执行气体进料的吸热反应的装置

Resumen de: US2025296063A1

Apparatus for the endothermic reaction of a gas feed, the apparatus comprising: a pre-heater arranged for pre-heating the gas feed, —at least one reactor tube, —a furnace arranged for the radiation and/or convection heating of said at least one reactor tube, said at least one reactor tube being at least partially filled with a catalyst material configured for promoting the endothermic reaction, said at least one reactor tube comprising a tube inlet for said pre-heated gas feed, —a main reaction tube portion extending within said furnace and a pre-reaction tube portion extending outside of the furnace, said pre-reaction tube portion being arranged between the tube inlet and the main reaction tube portion, wherein part of the catalyst material is extending within the pre-reaction tube portion.

状态诊断系统、状态诊断方法、以及电解系统

Resumen de: AU2025200754A1

A diagnosis system of an electrolysis device, includes: a device to output an impedance data indicating a measurement result of a complex impedance; a first memory unit to store prior data including a relation data indicating a relation between state of the device and a diagnosis result of a state of the device; a first processing unit to analyze the 5 impedance data, judge validity of an analysis result, and output an analysis data indicating the analysis result in which data indicating at least a part of a frequency region of the measurement result is determined valid; a second processing unit to output a state data indicating the state based on first data including the analysis data; a second memory unit to store second data including the state data; and a third processing unit to output a diagnosis 10 data based on data including the prior data and the second data. A diagnosis system of an electrolysis device, includes: a device to output an impedance data indicating a measurement result of a complex impedance; a first memory unit to store prior data including a relation data indicating a relation between state of the 5 device and a diagnosis result of a state of the device; a first processing unit to analyze the impedance data, judge validity of an analysis result, and output an analysis data indicating the analysis result in which data indicating at least a part of a frequency region of the measurement result is determined valid; a second processing unit to output a sta

一种钴掺杂镍基配位聚合物催化剂及其制备方法和应用

Resumen de: CN120683526A

本发明提供了一种钴掺杂镍基配位聚合物催化剂及其制备方法和应用，包括以下步骤：S1将席夫碱和4,4'‑联吡啶置于混合溶剂中混合，向其加入酸得到前驱体溶液，前驱体溶液与泡沫镍混合通过水热法进行配位反应得到镍基配位聚合物；S2将钴盐溶于有机溶剂并加入到镍基配位聚合物混合进行水热法制得钴掺杂镍基配位聚合物催化剂。本申请的制备方法工艺简单、成本低且重复性好。

一种具有丰富晶界的Ir纳米颗粒催化剂及其制备方法和应用

Resumen de: CN120683532A

本申请涉及一种具有丰富晶界的Ir纳米颗粒催化剂及其制备方法和应用，属于电极材料制备技术领域。本申请的具有丰富晶界的Ir纳米颗粒催化剂的克级制备方法，包括以下步骤：将铱金属盐和溴化钾溶于混合溶剂中，超声使其分散均匀，烘干后得到前驱体A；然后将所述前驱体A在焦耳加热仪器中进行快速加热和冷却，得到具有丰富晶界的Ir纳米颗粒催化剂。本申请制备方法可以简单实现富晶界Ir纳米颗粒催化剂的克级制备，制备得到的催化剂在酸性析氧反应中表现出优异的电化学性能，为电解水工业化应用提供了新的研究方案。

一种碱性水电解槽极板绝缘涂层脱落预警系统及方法

Nº publicación: CN120685154A 23/09/2025

Solicitante:

江苏双良氢能源科技有限公司

Resumen de: CN120685154A

本发明公开了一种碱性水电解槽极板绝缘涂层脱落预警系统及方法，预警系统包括预埋在极板外缘表面绝缘涂层中的柔性网格状压敏电阻薄膜、预埋在极板外缘表面绝缘涂层中的光纤传感器、电阻值数据采集模块、光信号数据采集模块、光纤传感器的光信号数据和包含有分析与报警模块的监测预警系统，监测预警系统根据电阻值数据和光信号数据分析和判断是否发生涂层脱落情况，并在涂层脱落时发出报警信号；柔性网格状压敏电阻薄膜通过电阻数据引出线连接电阻值数据采集模块，光纤传感器通过光信号数据引出线连接光信号数据采集模块，电阻值数据采集模块、光信号数据采集模块分别连接监测预警系统。本发明实现了电解槽极板绝缘涂层状态的在线实时监测与主动预警。