FUEL CELLS

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Resultados 622 results. LastUpdate Updated on 30/09/2022 [11:30:00] pdf PDF xls XLS

Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days



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GAS DIFFUSION LAYER FOR FUEL CELLS

Publication No.: EP4062472A1 28/09/2022

Applicant:

FREUDENBERG CARL KG [DE]

CN_114641876_A

Absstract of: WO2021099129A1

The invention relates to a gas diffusion layer for a fuel cell, comprising a) a flat, electrically conductive fiber material and b) a microporous layer on one of the surfaces of the fiber material, wherein the gas diffusion layer has, with respect to its base area (on the x-, y-plane), at least one property gradient relating to at least one chemical and/or physical property. The invention also relates to a method for producing such a gas diffusion layer, to a fuel cell which contains said diffusion layer, and to the use of the diffusion layer.

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FUEL-CELL SYSTEM

Publication No.: EP4062473A1 28/09/2022

Applicant:

BOSCH GMBH ROBERT [DE]

DE_102019217856_PA

Absstract of: WO2021099087A1

The invention relates to a fuel-cell system (1) having a fuel-cell stack (3) with at least two fuel cells (5), having a housing (7) with a housing wall (9), and having at least one explosion-protection device (11), wherein the fuel-cell stack (3) and the at least one explosion-protection device (11) are arranged in the housing (7) and the at least one explosion-protection device (11) at least partially delimits a free space (13) in the housing (7).

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HYDROGEN SUPPLY SYSTEM

Publication No.: EP4063713A1 28/09/2022

Applicant:

JFE STEEL CORP [JP]

KR_20220097517_PA

Absstract of: EP4063713A1

A hydrogen supply system is a system configured to supply hydrogen to a fuel-cell vehicle by using a curdle 4 for hydrogen transport and includes: a filling unit provided at a hydrogen filling facility and configured to fill the curdle 4 with hydrogen; a management unit configured to calculate a transport timing at which hydrogen-filled curdle 4 is transported to a business facility that operates the fuel-cell vehicle; a transport unit configured to transport hydrogen-filled curdle 4 to the business facility in accordance with the transport timing; and a disposition unit configured to dispose hydrogen-filled curdle 4 transported to the business facility at a place to which the fuel-cell vehicle is capable of accessing to have a refill of hydrogen in the business facility.

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System for the removal of hydrogen/oxygen in a gaseous stream

Publication No.: GB2605250A 28/09/2022

Applicant:

ENAPTER S R L [IT]

GB_2598718_PA

Absstract of: GB2605250A

According to one embodiment of the present invention there is provided a combiner for the removal of hydrogen/oxygen gas in a gaseous stream, said combiner comprising: a pipe capable of accommodating the flow of a gaseous stream, wherein the pipe is adapted to transmit the gaseous stream to a catalytically active structure (CAS), the CAS having: contact with the substantial majority of the gaseous stream, a housing, and an inlet, said inlet being connected to the pipe, and an outlet, for the removal of the gaseous stream post recombination, and a second pipe connected to the outlet of the CAS for the transmission of the gaseous stream away from the combiner. A second embodiment of the invention sees the CAS housed within an electrochemical cell directly.

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ELECTRON CARRIER, METHOD FOR PRODUCING ELECTRON CARRIER AND ELECTRON TRANSFER METHOD

Publication No.: EP4063485A1 28/09/2022

Applicant:

PANASONIC IP MAN CO LTD [JP]

US_2022293990_PA

Absstract of: EP4063485A1

An electron carrier (30) includes a modified cyanobacterium (31) in which at least: (i) a function of a protein involved in binding between an outer membrane (5) and a cell wall (4) of cyanobacterium is suppressed or lost; or (ii) a channel protein (18) which improves protein permeability of the outer membrane (5) is expressed. The modified cyanobacterium (31) performs at least one of supplying electrons to an outside or taking in electrons from the outside.

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HYDROGEN OXIDATION ELECTRODES AND ELECTROCHEMICAL CELLS INCLUDING THE SAME

Publication No.: EP4062469A1 28/09/2022

Applicant:

FORM ENERGY INC [US]

CN_114982020_PA

Absstract of: US2021151775A1

Materials, designs, and methods of fabrication for hydrogen oxidation electrodes and electrochemical cells including the same are disclosed. In various embodiments, hydrogen oxidation catalysts and corresponding substrates are provided that enable electrochemical oxidation of hydrogen evolved at the anode of aqueous batteries.

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UNIT CELL ASSEMBLY FOR FUEL CELL STACK AND METHOD FOR MAKING THE SAME

Publication No.: EP4064397A1 28/09/2022

Applicant:

AVL LIST GMBH [AT]
AVL FUEL CELL CANADA INC [CA]

Absstract of: EP4064397A1

Unit cell assemblies (70) for a solid polymer electrolyte fuel cell stack (40) and methods for making them are disclosed in which the assemblies are characterized in that the edge of a second gas diffusion layer is inboard of the coaligned edge of a first gas diffusion layer and a catalyst coated membrane assembly (2), and the second gas diffusion layer comprises an elastomeric seal attached at its edge and the seal comprises inboard and outboard sealing elements. The inboard and outboard sealing elements can effect respective seals between a flow field plate assembly (71) and the catalyst coated membrane assembly (2) and between the flow field plate assembly (71) and another flow field plate assembly (71) in an adjacent unit cell assembly (70) in the series stack (41) when compressed. The unit cell assembly (70) can be manufactured by appropriately bonding the first gas diffusion layer to the catalyst coated membrane assembly (2), attaching the elastomeric seal to the edge of the second gas diffusion layer, and appropriately locating both the second gas diffusion layer and a flow field plate assembly (71) comprising fuel and oxidant flow fields on opposite sides of the flow field plate assembly (71) adjacent the second gas diffusion layer.

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A BRAKING SYSTEM, A FUEL CELL SYSTEM, AND A VEHICLE COMPRISING A FUEL CELL SYSTEM

Publication No.: EP4063182A1 28/09/2022

Applicant:

VOLVO TRUCK CORP [SE]

Absstract of: EP4063182A1

The present invention relates to a braking system (100) for a vehicle at least partially propelled by an electric traction motor, the braking system comprising an electric machine (102) electrically connected to an electric source (104); an air flow producing unit (106) mechanically connected to, and operated by, the electric machine (102); and an electrical brake resistor arrangement (108) positioned in fluid communication between the air flow producing unit (106) and an ambient environment, the electrical brake resistor arrangement (108) being electrically connected to the electric source and arranged to heat air supplied from the air flow producing unit by electrical power received from the electric source, and to supply heated air to the ambient environment

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POLYMER ELECTROLYTE MEMBRANE AND MEMBRANE-ELECTRODE ASSEMBLY COMPRISING SAME

Publication No.: EP4064398A1 28/09/2022

Applicant:

KOLON INC [KR]

CN_115039262_PA

Absstract of: EP4064398A1

The present disclosure relates to a polymer electrolyte membrane comprising a polymer membrane containing an ion conductor, and a plurality of composite fibers, wherein the composite fiber comprises a core portion continuously formed in the longitudinal direction of the composite fiber and a matrix portion surrounding the core portion, and the core portion contains an ion exchange functional group.

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POLYTETRAFLUOROETHYLENE PRODUCTION METHOD

Publication No.: EP4063405A1 28/09/2022

Applicant:

DAIKIN IND LTD [JP]

Absstract of: EP4063405A1

Provided is a method for producing polytetrafluoroethylene, comprising polymerizing tetrafluoroethylene in an aqueous medium in the presence of a nucleating agent and a polymer (I) containing a polymerization unit (I) based on a monomer represented by the general formula (I) to obtain polytetrafluoroethylene:        CX<1>X<3>=CX<2>R(-CZ<1>Z<2>-A<0>)m     (I)wherein X<1> and X<3> are each independently F, Cl, H, or CF3; X<2> is H, F, an alkyl group, or a fluorine-containing alkyl group; A<0> is an anionic group; R is a linking group; Z<1> and Z<2> are each independently H, F, an alkyl group, or a fluorine-containing alkyl group; and m is an integer of 1 or more.

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燃料电池系统及关机方法

Publication No.: CN115117411A 27/09/2022

Applicant:

北京亿华通科技股份有限公司

Absstract of: CN115117411A

本发明提供了一种燃料电池系统及关机方法,其中燃料电池系统,包括电堆、氧气循环装置、空气引入装置和控制开关;所述电堆包括阴极入口和阴极出口,所述氧气循环装置的进气口与电堆的阴极出口连通,所述氧气循环装置的出气口与电堆的阴极入口连通;所述空气引入装置与电堆的阴极入口连通;所述控制开关与空气引入装置连通,控制开关用于控制空气引入装置引入阴极入口的空气量。通过设置空气引入装置和控制开关,达到避免燃料电池中氢气过多或氧气过多的目的。而通过设置氧气循环装置,可以加快氧气循环,实现快速关机的目的。

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再循环燃料电池系统的控制方法、装置和计算机设备

Publication No.: CN115117397A 27/09/2022

Applicant:

清华大学

Absstract of: CN115117397A

本申请涉及一种再循环燃料电池系统的控制方法、装置和计算机设备。所述方法包括:通过阳极控制系统控制氢气输入燃烧室;并通过阴极控制系统控制第一混合气体从混合腔输入所述燃烧室;所述第一混合气体为是按照第一比例对氧气和氮气进行混合得到的气体;在所述氢气、以及所述混合气体在所述燃烧室中进行燃烧反应、得到燃烧尾气后,通过尾气控制系统控制所述燃烧尾气、以及氧气输入尾气处理装置;并控制所述氧气与所述燃烧尾气进行催化反应,得到第二混合气体;通过所述尾气控制系统控制所述第二混合气体通过尾气循环泵,输入所述混合腔。采用本方法能够使得再循环燃料电池能够正常运行。

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一种质子交换膜燃料电池单元

Publication No.: CN115117377A 27/09/2022

Applicant:

金华氢途科技有限公司

Absstract of: CN115117377A

本发明提出了一种质子交换膜燃料电池单元,通过一种无需改变极板分配区深度,也不额外增加边框垫片的简单结构,通过阴阳极气体压差的合理设定与控制,能够改善反应气体的分配,同时能够解决冷启动时的积水问题,避免急停工况下的极板破裂失效,提高电堆的输出性能、冷启动性能及耐久性。

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一种基于碱金属热电转换的热泵储电系统

Publication No.: CN115117410A 27/09/2022

Applicant:

中科南京未来能源系统研究院中国科学院工程热物理研究所

Absstract of: CN115117410A

本发明公开了一种基于碱金属热电转换的热泵储电系统,包括热泵制热储能回路、释热循环回路和碱金属热电转换回路;所述碱金属热电转换回路包括高温换热器、碱金属热电转换器、第二低温换热器和电磁泵,所述高温换热器吸热一侧的出口通过管路连接碱金属热电转换器的进口,所述碱金属热电转换器的出口通过管路连接第二低温换热器释热一侧的进口,所述第二低温换热器释热一侧的出口通过管路连接高温换热器吸热一侧的进口;电磁泵安装于通有碱金属单质的管路上,设置在第二低温换热器和高温换热器之间。本发明通过将热泵制热技术和碱金属热电转换技术结合,实现了对电站低谷电、可再生能源发电等能源的有效储存和再利用。

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一种仿生六边形流场的燃料电池双极板

Publication No.: CN115117382A 27/09/2022

Applicant:

一汽奔腾轿车有限公司

Absstract of: CN115117382A

本发明涉及一种仿生六边形流场的燃料电池双极板;包括双极板主体,主流道刻在双极板主体前表面的竖直中心;副流道位于主流道的两侧,与主流道平面保持平行,副流道宽度由竖直中心到两侧逐渐递减;主流道与相邻的副流道之间形成脊,脊表面平行于主流道表面;上分流流道与下合流流道位于双极板主体的前表面,与主流道与副流道连通;在上分流流道的中心正对着主流道设置进气孔,与进气孔相对的下合流流道的中心正对着主流道设置出气孔;上游域与下游域流场的划分以水平中心为准;位于上下游域的每个脊上设置有N个上下游域微流道;本发明具有同质量材料刚度最强的特点,同时在均匀分配反应气体的基础上,反应生成的水能够以最快的速度排出。

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一种MEA耐久增强剂及其制备方法和应用

Publication No.: CN115109177A 27/09/2022

Applicant:

东风汽车集团股份有限公司

Absstract of: CN115109177A

本发明特别涉及一种MEA耐久增强剂及其制备方法和应用,属于燃料电池技术领域,其有效成分为水性氟化聚丙烯酸酯;实现的机理为:在催化剂分散过程中,聚丙烯酸酯类能够迅速的与溶剂相溶解,后包附在催化剂碳载体的表面,相邻的聚丙烯酸酯因表面张力会相互排斥,将碳颗粒均一的分开。同时,聚丙烯酸酯部分氟化,其将与Nafion溶液产生静电吸附力,令Nafion与碳颗粒、Pt颗粒行程两相反应界面。当膜电极在运行过程中,随着反应的不断进行,碳载体将受到腐蚀,但碳载体表面包附的氟化聚丙烯酸酯将延缓这种腐蚀,并且Pt颗粒表面因为它的存在,表面能将维持在一个较低水平,奥斯特瓦尔德熟化的速率也大大下降,实现延长MEA寿命。

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一种集成光伏板的燃料电池系统

Publication No.: CN115117376A 27/09/2022

Applicant:

北京亿华通科技股份有限公司

Absstract of: CN115117376A

本发明公开了一种集成光伏板的燃料电池系统,包括燃料电池、蓄电池和光伏板;燃料电池外壳采用光伏板材质,蓄电池间隔设置在燃料电池Pack板间内。蓄电池有多个,形成蓄电池组,受控于燃料电池控制器,为燃料电池外围管路耗电元件提供电能。燃料电池外壳可通过将吸收的太阳辐射能转换为电能存储在蓄电池中,当蓄电池充满则停止充电。本发明通过在燃料电池Pack外壳采用光伏板及Pack内壁嵌入蓄电池组,实现了燃料电池在未启动时即可源源不断获取能量,维持蓄电池一直处于有电状态,蓄电池放电的同时,可同步由燃料电池充电,为燃料电池提供了放电来源,满足了燃料电池低温工况下可实现无外部电源进行自启动的要求,提高了燃料电池的实用性。

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一种氨-氢-电一体化便携式发电设备

Publication No.: CN115117409A 27/09/2022

Applicant:

西南石油大学

Absstract of: CN115117409A

本发明公开了一种氨‑氢‑电一体化便携式发电设备,包括燃料部、空气部和供电控制部,燃料部包括依次通过管道连接的液氨罐、减压阀、干燥管、流量阀、氢气换热器的壳程、截留气换热器的壳程、催化分解炉、空气换热器的管程、氢气膜分离设备、氢气换热器的管程和PEM燃料电池的阳极;空气部包括依次通过管道连接的空气过滤器、空气换热器的壳程、进气泵和PEM燃料电池的阴极;供电控制部包括锂电池、变压设备和电子控制单元,锂电池和PEM燃料电池均与变压设备电连接;变压设备分别与催化分解炉和进气泵电连接;减压阀和流量阀分别与电子控制单元电连接,电子控制单元与变压设备电连接。本发明兼顾了紧凑便携、零碳排放、高能量转化率和高使用寿命。

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一种燃料电池低温启动控制装置、控制方法及燃料电池

Publication No.: CN115117401A 27/09/2022

Applicant:

珠海格力电器股份有限公司

Absstract of: CN115117401A

本发明提供了一种燃料电池低温启动控制装置、控制方法及燃料电池,属于燃料电池技术领域,该装置包括巡检模块,巡检模块包括多个热敏电阻,每个热敏电阻分别与燃料电池电堆的一个电池片连接形成第一闭环电路,热敏电阻的电阻率随温度降低而降低。该装置结构新颖、采用的设备简单,集电压监测、低位加热于一体,而且能单独实现电堆中每一片电池片的加热,能提高燃料电池的电堆温度的均一性。

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燃料电池系统

Publication No.: CN115117389A 27/09/2022

Applicant:

本田技研工业株式会社

Absstract of: CN115117389A

本发明涉及一种燃料电池系统,该燃料电池系统(10)将电力供给到电动发电机(16),燃料电池系统(10)具备:第一燃料电池(18),其具有由第一电极材料构成的电极部;以及第二燃料电池(20),其具有由第二电极材料构成的电极部,第二电极材料比第一电极材料对输出电压变动的耐性低,所述燃料电池系统(10)具有:请求功率计算部(32),其计算电动发电机(16)的请求功率;以及控制部(36),其根据请求功率控制第二燃料电池(20),使得第二燃料电池的输出功率的变动量成为规定的限制变动量以下,并且根据请求功率以及第二燃料电池(20)的输出功率控制第一燃料电池(18)。

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一种燃料电池柔性石墨极板清洗工装及清洗方法

Publication No.: CN115106319A 27/09/2022

Applicant:

上海神力科技有限公司

Absstract of: CN115106319A

本发明涉及一种燃料电池柔性石墨极板清洗工装及清洗方法,包括固定框架,以及多个可拆卸设于固定框架内并用于固定柔性石墨极板的镂空网框;其中镂空网框包括一对并列设置的镂空网板、多个贯穿开设于镂空网板侧面的清洗通孔,以及设于镂空网板之间并位于镂空网板边缘处的限位隔条;柔性石墨极板夹持固定于一对镂空网板之间,并且四周通过限位隔条进行限位固定。与现有技术相比,本发明中的清洗工装将每块柔性石墨极板存放在独立的空间,可以有效的保护柔性石墨极板,并通过间隔齿槽将将每块柔性石墨极板按一定间隔均匀存放,以便于清洗过程中水流从镂空网框的开孔位置对柔性石墨极板进行冲洗,可显著提高柔性石墨极板的清洗质量和效率。

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Valve for Hydrogen Tank of fuel cell vehicle

Publication No.: CN115111371A 27/09/2022

Applicant:

现代自动车株式会社起亚株式会社

US_2022299128_PA

Absstract of: US2022299128A1

A valve for a hydrogen tank of a fuel cell vehicle includes a first open hole for communicating with a tank-side flow passage, a blocking body for blocking the tank-side flow passage, and a second open hole that allows the tank-side flow passage to communicate with a pipe-side flow passage formed at a pilot plunger. As the pilot plunger ascends in the state in which the first open hole communicates with the tank-side flow passage, the tank-side flow passage is blocked by the blocking body and subsequently communicates with the pipe-side flow passage via the second open hole, thereby reducing the size of a section in which a pressure difference occurs between the flow passages and reducing the time taken to eliminate the pressure difference, thus securing stable supply of hydrogen from a hydrogen tank to a fuel cell.

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FUEL CELL

Publication No.: CN115117385A 27/09/2022

Applicant:

本田技研工业株式会社

US_2022302470_PA

Absstract of: US2022302470A1

A fuel cell includes: an electrolyte membrane-electrode structure in which electrodes are provided on both surfaces of an electrolyte membrane and a frame member is joined to the outer peripheral portion of the electrolyte membrane; and a pair of separators for sandwiching the electrolyte membrane-electrode structure, wherein an overlapping portion of the outer peripheral portion of the electrode and the inner peripheral portion of the frame member is disposed in a flow field section in which flow field grooves for allowing a reactant gas to flow along the electrode surface of the electrolyte membrane-electrode structure are formed, and is disposed so as not to extend into buffers between the flow field section and passages.

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FUEL CELL SYSTEM

Publication No.: CN115117388A 27/09/2022

Applicant:

本田技研工业株式会社

US_2022302479_PA

Absstract of: US2022302479A1

A fuel cell system including an exhaust merging unit at which a cathode exhaust fluid containing water discharged from a cathode of a fuel cell stack merges with an anode exhaust fluid containing water discharged from an anode of the fuel cell stack, wherein the exhaust merging unit includes a cathode exhaust outlet for discharging the cathode exhaust fluid, an anode exhaust outlet for discharging the anode exhaust fluid, and a partition separating the cathode exhaust outlet and the anode exhaust outlet on an upstream side of a merging section at which the cathode exhaust outlet and the anode exhaust outlet merge.

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FUEL CELL SYSTEM AND METHOD OF CONTROLLING FUEL CELL SYSTEM

Nº publicación: CN115117403A 27/09/2022

Applicant:

本田技研工业株式会社

US_2022302484_PA

Absstract of: US2022302484A1

A fuel cell system includes a plurality of fuel cell stacks, an anode pipeline, a cathode pipeline, an anode discharge valve, a cathode supply valve, a cathode discharge valve, an anode pressure sensor, a cathode pressure sensor, and a control device. The control device determines whether a cross leak that is permeation abnormality of fuel gas or oxidant gas between an anode and a cathode on the basis of a pressure difference, which is difference between a pressure of the fuel gas and a pressure of the oxidant gas detected by the anode pressure sensor and the cathode pressure sensor in a stopped state of electric power generation of the plurality of fuel cell stacks, or a change in the pressure difference.

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