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公开(公告)号:KR1020120046658A
公开(公告)日:2012-05-10
申请号:KR1020100108450
申请日:2010-11-02
Applicant: 현대자동차주식회사
CPC classification number: Y02T10/7022
Abstract: PURPOSE: A fuel cell stack with improved insulating ability is provide to improve durability together with preventing the damage of stack due to moisture, by evaporating condensed water or moisture generated between an insulating plate and a separator by heat of stack operation through a vent hole of the insulating plate. CONSTITUTION: A fuel cell stack with improved insulating ability comprises at least one or more vent holes formed on one selected from an upper insulating plate(14) and a lower insulating plate(16) respectively adhere-assembled on upside and downside of a stack module(10), thereby discharging condensed water generated between the insulting plate and a separator(11) according to increasing temperature of stack operation through the vent hole. One of the upper insulating plate and the lower insulating plate is formed to have ��shaped structure in order to surround both sides of the stack module for protection.
Abstract translation: 目的:提供绝缘能力提高的燃料电池堆,提供耐久性,同时防止由于水分引起的堆叠损坏,通过堆叠操作的热量蒸发冷凝水或绝缘板和隔板之间产生的水分,通过通气孔 绝缘板。 构成:具有改善的绝缘能力的燃料电池堆包括至少一个或多个通气孔,其形成在选自上绝缘板(14)和下绝缘板(16)中的一个或多个分别粘附在堆叠模块的上下侧上的通气孔 (10),从而通过通气孔将叠层操作温度升高排出在绝缘板和隔板(11)之间产生的冷凝水。 上绝缘板和下绝缘板之一形成为具有 形结构,以便围绕堆叠模块的两侧以进行保护。
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公开(公告)号:KR1020120042563A
公开(公告)日:2012-05-03
申请号:KR1020100104291
申请日:2010-10-25
Applicant: 현대자동차주식회사
CPC classification number: H01M8/026 , H01M8/0247 , H01M8/0258 , H01M8/2457 , H01M2008/1095
Abstract: PURPOSE: A separator for a fuel cell is provided to form turbulence of reaction gas in each cell, thereby flowing droplet trapped in a gas diffusion layer facing with a channel to the surface of gas diffusion layer, and to move and remove droplet easily along the flow direction of reaction gas at the same time. CONSTITUTION: A separator for a fuel cell(20) comprises lands conjugated with a gas diffusion layer(16), a channel(24) formed between lands to be flow path of reaction gas, and a turbulence-generating structure capable of causing turbulence of reaction gas on the surface of the channel in one body. The turbulence-generating structure is formed on whole surface or partial surface. The turbulence-generating structure is formed on the surface of the channel by being directly processed.
Abstract translation: 目的:提供一种用于燃料电池的分离器,以在每个电池中形成反应气体的湍流,从而将液滴捕获在面向通道的气体扩散层中流到气体扩散层的表面,并沿着 反应气体的流动方向同时进行。 构成:用于燃料电池(20)的分离器包括与气体扩散层(16)共轭的焊盘,形成在反应气体的流动路径的焊盘之间的通道(24),以及能够引起湍流的湍流产生结构 一个体内通道表面的反应气体。 湍流产生结构形成在整个表面或部分表面上。 通过直接处理在通道的表面上形成湍流产生结构。
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公开(公告)号:KR1020110062347A
公开(公告)日:2011-06-10
申请号:KR1020090119045
申请日:2009-12-03
Applicant: 현대자동차주식회사
CPC classification number: Y02P70/56
Abstract: PURPOSE: A cell voltage monitoring structure of a fuel cell stack is provided to facilitate the assembly of a connector used for voltage measurement while having a simple separator structure, and to reduce assembling errors. CONSTITUTION: A cell voltage monitoring structure of a fuel cell stack comprises: a measurement protrusion part(3) formed by protruding a part of the outer circumstance of a separator(1); a first connector(5) and a second connector(7) which respectively have at least one a terminal electrically connected to the measurement protrusion part and are coupled by the relative displacement of the direction perpendicular to the direction in which measurement protrusions are laminated in order to protect the measurement protrusion.
Abstract translation: 目的:提供燃料电池堆的电池电压监视结构,以便于具有简单的分离器结构的用于电压测量的连接器的组装,并且减少组装误差。 构成:燃料电池堆的电池电压监视结构包括:通过突出隔板(1)的外部环境形成的测量突起部分(3); 第一连接器(5)和第二连接器(7),其分别具有至少一个电连接到测量突起部分的端子,并且通过垂直于测量突起层叠方向的方向的相对位移 以保护测量突起。
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公开(公告)号:KR100897117B1
公开(公告)日:2009-05-14
申请号:KR1020070069158
申请日:2007-07-10
Applicant: 현대자동차주식회사
Abstract: 본 발명은 자동차용 연료전지 스택의 응축수 배출장치에 관한 것으로서, 더욱 상세하게는 연료전지 스택의 운전 시에 애노드(anode) 출구에서 생성되는 물을 효과적으로 배출하기 위하여 수소 배출라인에 응축수 배출장치를 설치하되, 상기 수소 배출라인을 응축수 배출장치의 리저버 내에서 분리시켜 반응기체가 리저버를 통과하면서 응축수가 자동으로 제거되도록 하는 자동차용 연료전지 스택의 응축수 배출장치에 관한 것이다.
자동차, 연료전지 스택, 응축수 배출장치, 리저버, 수소 입구, 수소 출구, 센서, 응축수 배출구-
公开(公告)号:KR100883246B1
公开(公告)日:2009-02-10
申请号:KR1020070106227
申请日:2007-10-22
Applicant: 현대자동차주식회사
IPC: H01M8/02
Abstract: An electricity collecting apparatus for a fuel cell stack is provided to secure oscillatory stability, to simplify an assembling process and to reduce electric contact resistance and the resistance loss of a current collector. An electricity collecting apparatus for a fuel cell stack comprises a busbar(100) drawing out the electricity to the outside, a current collector(200) collecting the electricity, an end plate(300) for screwing stack, drawing rod(10) and a contactor(30) of a plate spring shape. The drawing rod is connected to the current collector through the end plate, is electrically connected to a busbar with an attaching/detaching method and has a mounting groove part. The contactor is installed at the mounting groove part and the busbar of the drawing rod to draw the electricity applied from the current collector to the outside through a busbar.
Abstract translation: 提供一种用于燃料电池堆的电力收集装置以确保振荡稳定性,以简化组装过程并减少集电器的电接触电阻和电阻损耗。 一种用于燃料电池堆的集电装置,包括:向外部引出电力的母线(100),收集电力的集电体(200),用于旋转叠层的端板(300),拉杆(10)和 板簧形状的接触器(30)。 拉杆通过端板连接到集电器,通过安装/拆卸方式电连接到母线,并具有安装槽部分。 接触器安装在拉杆的安装槽部分和母线上,通过母线将从集电器施加的电力吸引到外部。
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公开(公告)号:KR1020090006553A
公开(公告)日:2009-01-15
申请号:KR1020070069994
申请日:2007-07-12
Applicant: 주식회사 현대케피코 , 현대자동차주식회사
CPC classification number: G01R31/3658 , G01R31/3696 , H01M8/04552
Abstract: A voltage measuring device of a vehicle fuel cell stack is provided to precisely measure a voltage in spite of the vibration of a vehicle body by stably keeping a contact state between separation plates and a connector and an insulation state of the separation plates. A rectangular terminal fixing element(20) has a connector mounting groove in a top surface and penetrated terminal fixing holes formed at the same interval with that of terminals(11) of separation plates(10) stacked uniformly. A connector(30) has a rectangular housing(31) to be inserted into the connector mounting groove and terminals(32) formed of elastic metal pieces disposed in pair and contacting the terminals of the separation plates. An ECU(40) is mounted on the connector and has terminal insertion holes(41) for inserting the terminals of the connector.
Abstract translation: 提供车辆燃料电池堆的电压测量装置,以通过稳定地保持分离板和连接器之间的接触状态以及分离板的绝缘状态来精确地测量车体的振动的电压。 矩形端子固定元件(20)在上表面具有连接器安装槽,并且穿透与以均匀堆叠的分离板(10)端子(11)相同间隔形成的端子固定孔。 连接器(30)具有插入到连接器安装槽中的矩形壳体(31)和由成对设置并与分隔板的端子接触的弹性金属片形成的端子(32)。 ECU(40)安装在连接器上,并具有用于插入连接器端子的端子插入孔(41)。
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公开(公告)号:KR100821389B1
公开(公告)日:2008-04-11
申请号:KR1020060086441
申请日:2006-09-07
Applicant: 현대자동차주식회사
CPC classification number: H01M8/0254 , H01M8/0206 , H01M8/0228 , H01M8/0267 , H01M8/0273 , H01M8/242 , H01M8/2483 , H01M2008/1095
Abstract: 본 발명은 연료전지용 금속 분리판의 적층성 향상을 위한 구조에 관한 것으로, 막-전극 접합체와, 상기 막-전극 접합체의 전극으로 반응가스를 이동시키는 기체확산층과, 상기 기체확산층의 외측에 결합되어 상기 막-전극 접합체를 지지하는 금속 분리판과, 상기 막-전극 접합체와 금속 분리판의 사이에 삽입되어 반응 가스의 누설을 방지하는 가스켓으로 구성된 단위 전지와, 상기 단위 전지의 외측에 결합되어 상기 단위 전지를 지지하며 반응가스 및 냉각수가 출입하는 매니폴드가 형성된 체결판을 갖는 연료전지 스택에 있어서, 상기 금속 분리판은, 상기 매니폴드에 대응하여 길이 방향의 일측 단부에 형성된 복수의 분리판 매니폴드; 및 가장자리를 따라 내측으로 함몰된 함몰부와 외측으로 돌출된 돌출부가 반복적으로 형성된 요철 구조를 포함하며, 다른 금속 분리판과의 적층 시 상기 요철 구조가 벌집 형상으로 적층되는 것을 특징으로 한다. 이에 금속 분리판의 가장자리를 요철 구조로 설계하여 다수의 금속 분리판 적층 시 안정적인 벌집(honeycomb)형 구조로 적층 시킴으로써 단위 전지의 적층 시 적층 오차를 줄여주고 스택 체결 시의 체결압을 견딜 수 있게 되어 적층성이 크게 향상된다.
연료전지 스택, 금속 분리판, 함몰부, 돌출부, 요철 구조, 벌집형, 가스켓-
公开(公告)号:KR1020080022812A
公开(公告)日:2008-03-12
申请号:KR1020060086441
申请日:2006-09-07
Applicant: 현대자동차주식회사
CPC classification number: H01M8/0254 , H01M8/0206 , H01M8/0228 , H01M8/0267 , H01M8/0273 , H01M8/242 , H01M8/2483 , H01M2008/1095
Abstract: A structure of a fuel cell stack is provided to improve the laminating property of a metal separator for a fuel cell by reducing the error in case of laminating process. A structure of a fuel cell stack comprises a membrane electrode assembly, a unit cell(100) comprising a gas diffusion layer, a metal separator(130) supporting the membrane electrode assembly, and a gasket(120); and an engagement plate comprising a manifold, wherein the metal separator comprises a plurality of separator manifolds formed in one end in length direction corresponding to the manifold, and an uneven structure comprising a projection and a groove formed along the circumference. The uneven structure is laminated in a shape of hive.
Abstract translation: 提供燃料电池堆的结构,以通过降低层压过程中的误差来改善燃料电池用金属隔板的层压性能。 燃料电池堆的结构包括膜电极组件,包括气体扩散层的单元电池(100),支撑膜电极组件的金属分离器(130)和垫圈(120); 以及包括歧管的接合板,其中所述金属分离器包括在对应于所述歧管的长度方向上的一端形成的多个分离器歧管,以及包括沿着所述圆周形成的突起和凹槽的不平坦结构。 不均匀结构被层叠成蜂巢状。
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公开(公告)号:KR100805458B1
公开(公告)日:2008-02-20
申请号:KR1020060125898
申请日:2006-12-11
Applicant: 현대자동차주식회사
CPC classification number: H01M8/0273 , H01M8/1004 , Y02E60/50
Abstract: A membrane-electrode assembly formed integrally to a gasket having a multiple sealing structure for a fuel cell is provided to improve the assemblage rate, to minimize contamination of a membrane-electrode assembly caused by leakage of an anti-freezing agent, and to increase the interfacial adhesion between a membrane-electrode assembly and a gas diffusion layer. A membrane-electrode assembly(110) includes a polymer electrolyte membrane(112) having a reaction gas manifold and a cooling water manifold for sucking and discharging reaction gases and cooling water, and catalyst layers(114) of a cathode and an anode bonded to both surfaces of the polymer electrolyte membrane. The membrane-electrode assembly further comprises: a gas diffusion layer(120) bound to both surfaces of the membrane-electrode assembly for dispersing the reaction gases uniformly over the membrane-electrode assembly; and at least one gasket(130,140) formed integrally to the membrane-electrode assembly corresponding to the shape of the membrane-electrode assembly for preventing leakage of the cooling water.
Abstract translation: 提供一体形成为具有用于燃料电池的多重密封结构的垫圈的膜 - 电极组件,以提高组合速率,以最小化由防冻剂的泄漏引起的膜 - 电极组件的污染,并且增加 膜 - 电极组件和气体扩散层之间的界面粘合。 膜 - 电极组件(110)包括具有反应气体歧管的聚合物电解质膜(112)和用于吸收和排出反应气体和冷却水的冷却水歧管以及阴极和阳极的催化剂层(114) 聚合物电解质膜的两个表面。 所述膜 - 电极组件还包括:结合到所述膜 - 电极组件的两个表面的气体扩散层(120),用于将所述反应气体均匀地分散在所述膜 - 电极组件上; 以及至少一个与所述膜 - 电极组件整体形成的对应于所述膜 - 电极组件的形状的垫圈(130,140),用于防止冷却水泄漏。
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公开(公告)号:KR100766140B1
公开(公告)日:2007-10-10
申请号:KR1020060086443
申请日:2006-09-07
Applicant: 현대자동차주식회사
CPC classification number: H01M8/0271 , B60L11/1892 , B60L11/1898 , H01M8/0267 , H01M8/0276 , H01M8/04253 , H01M2008/1095 , H01M2250/20 , Y02T90/32 , Y02T90/34
Abstract: A gasket structure installed in a separator of a fuel cell is provided to prevent a membrane-electrode assembly and a stack from being contaminated with leaked antifreeze and to enable an efficient operation of a stack. A gasket structure installed in a separator of a fuel cell includes a first gasket part(100) to be disposed on the front of a separator(10) having a hydrogen manifold(12), an antifreeze manifold(14), and an air manifold(16), at both sides of the separator, and a second gasket part(200) installed in the backside of the separator. The first gasket part comprises: a first gasket(110) which is installed along the outside edge of the antifreeze manifold; and a second gasket(120) which is installed along the outside edges of the hydrogen and air manifolds(12,16) and the edge of the separator, wherein a part in which the antifreeze manifold is placed is opened toward the outside of the separator(10) to prevent a membrane-electrode assembly from being contaminated with antifreeze leaked from the antifreeze manifold. The second gasket part comprises: a third gasket(210) which is installed along the outside edges of the hydrogen and air manifolds; and a fourth gasket(220) which is formed along the outside of the antifreeze manifold between the hydrogen and air manifolds and is formed along the inside edges of the hydrogen and air manifolds(12,16).
Abstract translation: 提供安装在燃料电池分离器中的垫圈结构,以防止膜 - 电极组件和电池堆被泄漏的防冻剂污染并且能够有效地操作堆叠。 安装在燃料电池分离器中的垫圈结构包括:第一衬垫部分(100),设置在具有氢歧管(12)的隔板(10)的前面,防冻歧管(14)和空气歧管 (16),分隔件的两侧以及安装在隔板背面的第二垫圈部(200)。 第一垫圈部件包括:沿着防冻歧管的外边缘安装的第一垫圈(110); 以及沿着氢气和空气歧管(12,16)和分离器的边缘的外边缘安装的第二垫圈(120),其中安装有防冻歧管的部分朝向分离器的外部打开 (10),以防止膜 - 电极组件被从防冻歧管泄漏的防冻剂污染。 第二垫圈部分包括:沿着氢气和空气歧管的外边缘安装的第三垫圈(210); 以及沿着所述防冻歧管的外部在所述氢气歧管和所述空气歧管之间形成并且沿着所述氢气和空气歧管(12,16)的内边缘形成的第四衬垫(220)。
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