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一种氢燃料电池叉车尾排系统

Publication No.: CN114899461A 12/08/2022

Applicant:

杭叉集团股份有限公司上海重塑能源科技有限公司杭叉集团(天津)新能源叉车有限公司

Absstract of: CN114899461A

本发明公开了一种氢燃料电池叉车尾排系统,包括尾排管和集水箱,还包括控制器、安装在集水箱顶部的液位传感器、安装在集水箱底部的机械阀门和电磁阀门以及排气门和排气管;集水箱的顶部还设有排气口,排气管的一端与排气门连通,另一端与排气口连通;控制器用于接收液位传感器的信息,并发出排水信号。本发明所提供的系统,驾驶员可一键控制排水,操作方便,机械阀门作为备用,当整车断电或者电磁阀门故障时采用机械阀门排水;集水箱上加装液位传感器,保证集水箱内部液面不会超出规定高度,避免液体溢出,同时避免驾驶员频繁排水;保证集水箱内部的气体通过排气门排到大气中,避免气体在车身内部聚集,保证安全。

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CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY FOR SOLID POLYMER TYPE FUEL CELL, AND SOLID POLYMER TYPE FUEL CELL

Publication No.: CN114902453A 12/08/2022

Applicant:

AGC\u682A\u5F0F\u4F1A\u793E

WO_2021132103_A1

Absstract of: WO2021132103A1

A catalyst layer comprising an ionomer and catalyst-carrying carbon in which a catalyst including platinum is supported by a carbon carrier, wherein the catalyst-carrying carbon has mesopores having a pore diameter not less than 2 nm but less than 10 nm in a pore distribution as obtained by a nitrogen adsorption method, at least a portion of the ionomer is present in the mesopores having a pore diameter not less than 2 nm but less than 10 nm, the contained amount of the ionomer is 100 parts by mass or more with respect to 100 parts by mass of the carbon carrier, and the percentage occupied by the ionomer in the total volume of the mesopores having a pore diameter not less than 2 nm but less than 10 nm is 50 vol% or less.

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FUEL CELL SEPARATOR

Publication No.: CN114902458A 12/08/2022

Applicant:

丰田车体株式会社

KR_20220104784_PA

Absstract of: WO2021199500A1

This fuel cell separator (20) comprises: a plurality of ridges (31, 41) that are configured so as to extend in parallel with spaces therebetween and to be in contact with a power generating unit; and gas passages (32, 42) that are each configured so as to extend along the ridges in the space between two adjacent ridges and to allow a reactive gas to flow therein. The gas passages are each provided with at least one rib (50) that protrudes toward the power generating unit and extends along the gas passage extending direction. A gradual change section (52) is provided to the downstream end of the rib, and the distance between the gradual change section (52) and the power generating unit gradually increases while approaching the downstream side.

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一种低电导率汽车燃料电池防冻冷却液及其生产方法

Publication No.: CN114891486A 12/08/2022

Applicant:

江苏艾德露环保科技有限公司

Absstract of: CN114891486A

本发明涉及一种低电导率汽车燃料电池防冻冷却液及其生产方法,采用下列组分重量百分数制备而成:乙二醇30%‑70%,有机缓蚀剂0.15%‑0.5%,消泡剂0.005%‑0.015%,表面活性剂0.15%‑0.3%,余量为电导率低于0.5μs/cm的去离子水,防冻冷却液的各组分重量百分数之和为100%。本发明采用巯基苯并噻唑和纤维素作为混合金属缓蚀剂,产生协同缓蚀效应,巯基苯并噻唑与金属的螯合作用抑制金属腐蚀形成金属离子,能再较长时间内维持防冻冷却液的低电导率,保证燃料电池的正常离子交换反应;同时采用聚醚改性硅油非离子消泡剂避免增大电导率,采用氨基改性的添加剂能够在氧化后酸性物质出现时提供缓冲,避免酸性离子腐蚀金属。

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FUEL CELL STACK

Publication No.: CN114902456A 12/08/2022

Applicant:

罗伯特·博世有限公司

DE_102019220603_A1

Absstract of: WO2021136623A1

The invention relates to a fuel cell stack (100) having at least one fuel cell (101) which has a membrane (CCM) for separating an anode side (A) of the fuel cell (101) from a cathode side (K) of the fuel cell (101), an anode-side gas diffusion layer (GDLA), a cathode-side gas diffusion layer (GDLK) and a bipolar plate (BPP) for separating the fuel cell (101) from an adjacent fuel cell (101) or a housing. According to the invention, the membrane (CCM) protrudes beyond the anode-side gas diffusion layer (GDLA) and the cathode-side gas diffusion layer (GDLK) in an edge region (R) located outside an active area (AF) of the membrane (CCM), and the membrane (CCM) has a centering dam (10) in the edge region (R) of the anode side (A) or of the cathode side (K).

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CATALYST INK FOR USE IN FORMING ELECTRODE CATALYST LAYER, AND METHOD FOR PRODUCING MEMBRANE ELECTRODE ASSEMBLY

Publication No.: CN114902451A 12/08/2022

Applicant:

凸版印刷株式会社

WO_2021117522_A1

Absstract of: WO2021117522A1

Provided are: a catalyst ink that can be directly applied on a polyelectrolyte membrane without causing crimps or cracks, or without diminishing performance; and a membrane electrode assembly using said catalyst ink. This catalyst ink for use in forming an electrode catalyst layer contains, in a solvent, a polyelectrolyte and catalyst-carrying carbon particles on which a catalyst is carried, and contains carbon fibers and/or organic electrolyte fibers. The catalyst ink has a particle grain-size distribution in which peaks are present within a range of 0.1-1 μm and a range of 1-10 μm. Said catalyst ink is applied directly on a polyelectrolyte membrane (9) to produce a membrane electrode assembly.

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FUEL CELL SEPARATOR

Publication No.: CN114902457A 12/08/2022

Applicant:

丰田车体株式会社

JP_2021163534_A

Absstract of: WO2021199499A1

A fuel cell separator (20) has: a plurality of ridges (31, 41) configured to extend in parallel with each other at an interval therebetween and come into contact with a power generation part; and gas flow path parts (32, 42) each configured to extend, in a portion between two ridges adjacent to each other, along the ridges and allow a reaction gas to flow therethrough. The gas flow path parts are each provided with a plurality of ribs (50) that project toward the power generation part and that extend along an extension direction of the gas flow path part. The plurality of ribs include: a plurality of first ribs (60) arranged in parallel with each other at an interval therebetween in an arrangement direction of the ridges; and a second rib (70) located between the first ribs in the arrangement direction. A spaced part (63) spaced apart from the power generation part is provided to the downstream-side end of each of the first ribs. An inclination part (72) inclined so as to be closer to the power generation part toward the downstream side is provided to the upstream-side end of the second rib. At least a portion of the inclination part is located on the downstream side relative to at least a portion of the spaced part.

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CATALYST LAYER

Publication No.: CN114902452A 12/08/2022

Applicant:

凸版印刷株式会社

WO_2021141136_A1

Absstract of: WO2021141136A1

The present invention provides a catalyst layer which has improved power generation performance even in a high output region (a high current density region). A cathode catalyst layer (5) and an anode catalyst layer (6) to be used in a membrane-electrode assembly of a polymer electrolyte fuel cell, said cathode catalyst layer (5) and anode catalyst layer (6) containing catalyst particles (1), a conductive carrier (2), a polymer electrolyte (3) and a fibrous substance (4). The fibrous substance (4) contains at least one of an electron conductor and a proton conductor; and the specific surface area of the fibrous substance (4) is within the range of from 40 m2/g to 80 m2/g.

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MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELL, AND FUEL CELL

Publication No.: CN114902454A 12/08/2022

Applicant:

松下知识产权经营株式会社

WO_2021131679_A1

Absstract of: WO2021131679A1

This membrane electrode assembly for a fuel cell has a catalyst layer comprising a first main surface and a second main surface, a gas diffusion layer arranged on the first main surface side, and an electrolyte membrane arranged on the second main surface side, wherein the gas diffusion layer includes an electrically conductive material and a polymer resin, the electrically conductive material includes a fibrous carbon material, the average fiber diameter D of the fibrous carbon material is 25% or less of a thickness T of the catalyst layer, and in a cross section in the thickness direction of the catalyst layer, an arithmetic mean roughness Ra1 of the first main surface and an arithmetic mean roughness Ra2 of the second main surface satisfy the relationship Ra1 > Ra2.

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FLUORINATED COPOLYMER AND COMPOSITIONS AND ARTICLES INCLUDING THE SAME

Publication No.: CN114901710A 12/08/2022

Applicant:

3M\u521B\u65B0\u6709\u9650\u516C\u53F8

Absstract of: WO2021127346A1

The copolymer includes divalent units represented by formula -[CF2-CF2]-, at least one divalent unit represented by formula (I): and at least one divalent unit independently represented by formula (II): A is -N(RFa)2 or a is non-aromatic, 5- to 8-membered, perfluorinated ring comprising one or two nitrogen atoms in the ring and optionally comprising at least one oxygen atom in the ring, each RFa is independently linear or branched perfluoroalkyl having 1 to 8 carbon atoms and optionally interrupted by at least one catenated O or N atom, each Y is independently - H or -F, with the proviso that one Y may be -CF3, h is 0, 1, or 2, each i is independently 2 to 8, and j is 0, 1, or 2. A catalyst ink and polymer electrolyte membrane including the copolymer are also provided.

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SYSTEM AND METHOD FOR CONTROLLING FUEL SUPPLY FOR FUEL CELL

Publication No.: CN114899458A 12/08/2022

Applicant:

现代自动车株式会社起亚株式会社

KR_20220087208_PA

Absstract of: US2022200023A1

Disclosed are a system and a method for fuel supply control for a fuel cell. The system includes a fuel supply line, a fuel supply valve, a base duty calculator configured to estimate a required supply amount of a fuel gas required for the fuel supply line on the basis of a power generation state of the fuel cell and to calculate a base duty instruction to open the fuel supply valve on the basis of the estimated required supply amount, and a valve controller.

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METHOD FOR OPERATING A FUEL CELL SYSTEM AND CONTROL DEVICE FOR SAME

Publication No.: CN114902459A 12/08/2022

Applicant:

罗伯特·博世有限公司

KR_20220091519_PA

Absstract of: WO2021083660A1

The invention relates to a method for operating a fuel cell system (1), in particular a PEM fuel cell system, in which at least one fuel cell (2) is supplied with a hydrogen-containing anode gas via an anode gas path (3) and anode gas exiting the fuel cell (2) is returned via a recirculation path (4), wherein, in order to reduce a nitrogen content in the anode gas, a flush valve (5) arranged in the recirculation path (4) is opened and the recirculation path (4) is flushed. According to the invention, the hydrogen content of the anode gas is determined using at least one sensor (6) and used as a control variable when controlling the flushing of the recirculation path (4). The invention also relates to a control device (10) for carrying out the method according to the invention.

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ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY, ELECTROCHEMICAL CELL, AND ELECTROLYTE MEMBRANE MANUFACTURING METHOD

Publication No.: CN114902460A 12/08/2022

Applicant:

松下知识产权经营株式会社

WO_2021140817_A1

Absstract of: WO2021140817A1

The electrolyte membrane according to the present disclosure includes a plurality of crystalline domains. At least one of the crystalline domains includes a first sub-crystalline domain and a second sub-crystalline domain. The first sub-crystalline domain and the second sub-domain each include Ba, Zr, M, and O. M represents a trivalent element. The concentration of M in the first sub-crystalline domain is different from that in the second sub-crystalline domain.

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一种燃料电池系统及燃料电池车辆

Publication No.: CN217182214U 12/08/2022

Applicant:

北京亿华通科技股份有限公司

Absstract of: CN217182214U

本实用新型提供了一种燃料电池系统及燃料电池车辆,该燃料电池系统包括电堆系统、运行状态传感器和控制器,电堆系统包括电堆,电堆的阳极出口管路上设置有排水阀一,电堆上另一出口管路上还设置有排水阀二,排水阀一和排水阀二均与控制器通信连接,电堆电连接运行状态传感器,运行状态传感器与控制器通信连接,用于判断燃料电池系统内部是否存在液态水,若判断存在液态水,则控制器控制排水阀一和排水阀二同时开启,若判断不存在液态水,则控制器仅控制排水阀一开启。本实用新型可实时掌握燃料电池车辆的运行状态,优化排水策略,使燃料电池车辆在不同的运行环境下执行正确的氢气路排水策略,从而提升燃料电池车辆的适应性。

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一种燃料电池氢气回收装置

Publication No.: CN217182213U 12/08/2022

Applicant:

北京亿华通科技股份有限公司

Absstract of: CN217182213U

本实用新型公开了一种燃料电池氢气回收装置,包括安装于燃料电池系统内的电堆、排氢阀和安全阀,安装于燃料电池系统外的分离装置、储氢罐和氢气系统;排氢阀和安全阀一端都连接电堆,另一端都连接分离装置输入接口,所述分离装置另一端连接储气罐;储气罐另一端并入氢气系统供氢管路。分离装置通过冷却机构将带有水气的氢气中氢气和水分离,分离出的水通过排水口排出,分离出的氢气通过管道输送给储气罐。本实用新型通过在分离装置中利用冷却装置将氢气和水气进行分离,实现了对氢气的回收利用,在外部氢气系统供给压力不足时可通过储气罐对供氢管路进行氢气补充,实现了对系统可靠性的提高。

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一种用于燃料电池的氢气喷射器

Publication No.: CN217182211U 12/08/2022

Applicant:

北京亿华通科技股份有限公司

Absstract of: CN217182211U

本实用新型提供了一种用于燃料电池的氢气喷射器,包括燃料电池块,燃料电池块的壳体外壁一侧设置有安装口,安装口内设置有氢气导入喷射装置,氢气导入喷射装置包括氢气喷射器和氢气换热器,氢气喷射器的壳体与安装口之间设置有定位螺栓,氢气换热器的壳体靠近氢气喷射器的一侧设置有对接口,以及对接口内的密封圈,对接口与氢气喷射器的输出端相互连接,通过本实用新型,实现了将氢气换热器与氢气喷射器进行集成一体化设计,完美解决连接钢管装配困难、以及连接处漏气问题,同时降低了系统零部件成本与重量、减少系统零部件种类。

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一种燃料电池双极板进出口结构

Publication No.: CN217182209U 12/08/2022

Applicant:

北京亿华通科技股份有限公司

Absstract of: CN217182209U

本实用新型公开了一种燃料电池双极板进出口结构,双极板进出口为双极板上气体流入流出总管;总管外部接气体输入输出接口,总管侧面通过过桥区将气体连接到流场分配区;总管在气体入口处截面面积小于气体出口处截面面积。气体为空气。双极板冷却水和氢气路同流,所述冷却水和空气路对流。本实用新型的一种燃料电池双极板进出口结构,通过对总管进出口截面积的设计,降低了阴极板总管处的压力降,解决了燃料电池在启动运行过程中生成水排出困难的问题,改善了水淹现象,极大的提高了电堆工作运行的稳定性。

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一种铝水反应供电电源

Publication No.: CN217182216U 12/08/2022

Applicant:

郑志强

Absstract of: CN217182216U

本实用新型公开了一种铝水反应供电电源,铝水制氢模块的气体出口与提纯模块的气体入口连接,提纯模块的氢气出口与储氢模块的氢气进口连接,储氢模块的氢气出口与燃料电池模块的氢气进口连接,燃料电池模块的供电口与电能转换模块的进电口电连接;电能转换模块的供电口处安装有测电表,铝水制氢模块的压力计和测电表与监控模块的信号输入端电连接;铝水制氢模块的水泵和储氢模块的调速气阀与监控模块的信号输出端电连接。本实用新型的输出功率具有可控性,且发电所需的反应时间短、速度快、效率高;而且产生电的能源不会产生污染,所产生的燃料转换率高;整个装置便于携带,能够为移动电子设备进行充电。

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基于活性金属水解制氢的氢-热-电联供集成系统

Publication No.: CN217173299U 12/08/2022

Applicant:

青海大学

Absstract of: CN217173299U

本申请涉及一种基于活性金属水解制氢的氢‑热‑电联供集成系统,包括蒸汽发生器、蒸汽加热器、调节控制模块、反应釜、蒸汽轮机、冷凝罐、干燥罐、氢燃料电池、氢气暂存模块、真空泵以及控制站;蒸汽发生器生成饱和水蒸气,蒸汽加热器对饱和水蒸气进行二次加热生成高温过热水蒸气,过热水蒸气在反应釜内与活性金属反应生成氢气,氢气与水蒸气混合气体经冷凝、干燥后,高纯氢气进入末端的氢燃料电池内实现氢能向电能的转化,且在制取氢气过程中,反应产物氢气与水蒸气的混合气体携带制氢反应过程释放出的大量热量利用蒸汽轮机回收利用,以减少能源的浪费,提高基于活性金属水解制氢的氢‑热‑电联供集成系统整机系统的热效率。

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一种水体原位修复装置

Publication No.: CN217173398U 12/08/2022

Applicant:

武汉中科水生环境工程股份有限公司

Absstract of: CN217173398U

本实用新型涉及一种水体原位修复装置,包括圆筒状的外壳,外壳内自下至上依次设置有阳极、复合基质和阴极,复合基质铺设在阳极上,阴极与复合基质顶面之间保持设定距离,复合基质包括叠放的藻类基质层和底泥基质层。本实用新型提升阳极的供电效率;可以适应不同水深的湖泊;缓解湖泊水体过深、电极之间距离大导致内阻过大的问题,在湖泊底泥和蓝藻藻类的废物利用的同时,实现更加高效和可持续的电子传递和能量转化,提高了工作效率。

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一种燃料电池金属双极板定位装置

Publication No.: CN217182208U 12/08/2022

Applicant:

一汽解放汽车有限公司

Absstract of: CN217182208U

本实用新型属于氢燃料电池极板流场加工技术领域,公开了一种燃料电池金属双极板定位装置,包括夹具底板、限位装置、第一锁定装置、第二锁定装置和第一定位销;夹具底板开设多个安装孔和多个滑槽,多个安装孔呈矩形阵列,多个滑槽间隔开设于夹具底板的一侧;限位装置安装于任一滑槽中,抵靠板状产品件的一侧;第一锁定装置和第二锁定装置分别安装于任一安装孔,分别抵靠板状产品件;第一定位销安装于任一安装孔中,抵靠板状产品件;板状产品件夹设于限位装置、第一锁定装置、第二锁定装置和第一定位销之间。该燃料电池金属双极板定位装置能够提高超薄产品件的装夹效率和定位精度,适用于多种尺寸的超薄产品件的夹装定位,提高商用车产品件的试制效率。

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燃料电池电堆堆叠组件

Publication No.: CN217182219U 12/08/2022

Applicant:

国家电投集团氢能科技发展有限公司

Absstract of: CN217182219U

本实用新型提出一种的燃料电池电堆堆叠组件,所述燃料电池电堆堆叠组件包括堆叠平台和电堆,所述电堆包括从下至上依次设置的第一端板、内部组件和第二端板,所述第一端板设有燃料进口、空气进口和进水口,所述第二端板设有燃料出口、空气出口和出水口,所述第二端板和所述内部组件之间设有多个碟簧,所述第一端板设在所述堆叠平台的上表面上,本实用新型实施例的燃料电池电堆堆叠组件可以提高电堆的稳定性。

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一种集成电池的燃料电池系统

Publication No.: CN217182215U 12/08/2022

Applicant:

北京亿华通科技股份有限公司

Absstract of: CN217182215U

本实用新型公开了一种集成电池的燃料电池系统,所述燃料电池系统外部连接有整车供电,所述燃料电池系统内包括电池、DCDC模块、电堆、入堆空气流量控制器、节气门、入堆氢气流量控制器和排氢阀;DCDC模块集成有不间断电源,用于协调整车供电和电池,在整车供电正常时DCDC模块使用整车供电电能,并为电池充电,在整车供电中断时,DCDC模块使用电堆输出电能为电池充电,在电堆电能消耗完后使用电池电能,实现对入堆空气流量控制器、节气门、入堆氢气流量控制器和排氢阀的供电和控制,维持燃料电池系统运行。本实用新型实现了在整车停止时可立刻断电,燃料电池系统配合电池实现燃料电池系统的关机,提高了燃料电池的可靠性和实用性。

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气水分离器和具有其的燃料电池系统

Publication No.: CN217163817U 12/08/2022

Applicant:

国家电投集团氢能科技发展有限公司

Absstract of: CN217163817U

本实用新型公开了一种气水分离器和具有其的燃料电池系统,所述气水分离器包括:壳体和散热翅片,所述壳体内设有分离腔和与所述分离腔连通的进气口、排气口和排液口,所述壳体的周壁具有翅片区和无翅片区,所述翅片区设于所述无翅片区的下端,所述进气口和所述排液口位于所述翅片区,所述排气口位于所述无翅片区,所述散热翅片设于所述翅片区上。本实用新型的气水分离器的分离效果较好。

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一种电动车

Nº publicación: CN217182210U 12/08/2022

Applicant:

浙江巨化装备工程集团有限公司

Absstract of: CN217182210U

本实用新型涉及电动车技术领域,特别是一种电动车,包括电动车主体,其特征在于,还包括:电池单元,所述电池单元包括:供电部,向电动车主体提供电能;供氢部,向所述供电部供给氢气;其中,供电部内设置有介质,该介质可以将氢气转化为电能和热量,本实用新型提供了一种电动车,解决了以固态储氢为氢源的电动电动车在低温环境中供氢不稳定的问题。

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