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    • 2. 发明专利
    • Hydrophobicity-improved polymer electrolyte membrane electrode conjugate and manufacturing method thereof
    • 疏水改性聚合物电解质膜电极结合体及其制造方法
    • JP2014011154A
    • 2014-01-20
    • JP2012246482
    • 2012-11-08
    • Hyundai Motor Company Co Ltd現代自動車株式会社Korea Inst Of Science & Technology韓国科學技術研究院
    • HONG BO-GIKIM SAE HOONMOON MYOUNG WOONLEE KWANG-RYEOLOH KYU HWANHER EUN KYU
    • H01M4/88H01M4/86H01M8/10
    • H01M8/1004B82Y30/00H01M8/1067H01M8/1086Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a polymer electrolyte membrane electrode conjugate in which hydrophobicity of a surface of an MEA catalyst layer constituting a cell of a fuel battery is improved to ultra-hydrophobicity, and a manufacturing method thereof.SOLUTION: The manufacturing method of the polymer electrolyte membrane electrode conjugate includes: the step of forming a nano pattern of a high aspect ratio on a surface catalyst carrier of a catalyst layer constituting MEA through plasma etching; and the step of forming a hydrophobic thin film on the nano pattern formed on the catalyst carrier. In the step of forming the nano pattern, any one or more of a plasma irradiation time for plasma etching, acceleration voltage and etching pressure may be adjusted to control a size and a shape of the nano pattern. Regarding the polymer electrolyte membrane electrode conjugate, the nano pattern of the high aspect ratio is formed on the surface catalyst carrier of the catalyst layer and the hydrophobic thin film is formed on the nano pattern, thereby improving hydrophobicity so as to have an ultra-hydrophobic surface.
    • 要解决的问题:提供构成燃料电池单体的MEA催化剂层的表面的疏水性提高到超疏水性的​​高分子电解质膜电极共轭体及其制造方法。 聚合物电解质膜电极共轭体包括:通过等离子体蚀刻在构成MEA的催化剂层的表面催化剂载体上形成高纵横比的纳米图案的步骤; 以及在形成在催化剂载体上的纳米图案上形成疏水性薄膜的步骤。 在形成纳米图案的步骤中,可以调节用于等离子体蚀刻的等离子体照射时间,加速电压和蚀刻压力中的任何一个或多个,以控制纳米图案的尺寸和形状。 关于聚合物电解质膜电极缀合物,在催化剂层的表面催化剂载体上形成高纵横比的纳米图案,并且在纳米图案上形成疏水性薄膜,从而提高疏水性,从而具有超疏水性 表面。
    • 3. 发明专利
    • Manifold block for fuel cell stack
    • 燃料电池块的燃油箱
    • JP2013020933A
    • 2013-01-31
    • JP2011273201
    • 2011-12-14
    • Hyundai Motor Co Ltd現代自動車株式会社Kia Motors Corp起亞自動車株式会社
    • KIM DUCK WHANKUM YOUNG BUMKIM SAE HOONYOO JEONG-HAN
    • H01M8/24H01M8/10
    • H01M8/04029H01M8/00H01M8/02H01M8/2465H01M8/2485H01M2008/1095Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a manifold block for a fuel cell stack which eliminates the need of insulation coating and ensures excellent electric insulation properties for a coolant passage.SOLUTION: A manifold block for a fuel cell stack of this invention is coupled to a fuel cell stack module and has a gas passage and a coolant passage. The manifold block for the fuel cell stack includes a tubular insulation member which is inserted into the inner side of the coolant passage and is placed in close contact with an inner side surface of the coolant passage thereby electrically insulating the inner side surface of the coolant passage; and an insulation cover which is inserted into the inner side of the coolant passage and is placed in close contact with the insulation member thereby fixing and protecting the insulation member.
    • 要解决的问题:提供一种用于燃料电池堆的歧管块,其消除了对绝缘涂层的需要,并且确保用于冷却剂通道的优异的电绝缘性能。 解决方案:本发明的用于燃料电池堆的歧管块联接到燃料电池堆模块并且具有气体通道和冷却剂通道。 用于燃料电池堆的歧管块包括管状绝缘构件,该管状绝缘构件插入冷却剂通道的内侧并且与冷却剂通道的内侧表面紧密接触,从而电绝缘冷却剂通道的内侧表面 ; 以及绝缘盖,其被插入冷却剂通道的内侧并与绝缘构件紧密接触,从而固定和保护绝缘构件。 版权所有(C)2013,JPO&INPIT
    • 4. 发明专利
    • Method of bonding between membrane-electrode assembly and gas diffusion layer in fuel cell stack
    • 膜电极组件与燃料电池堆中气体扩散层之间的接合方法
    • JP2010015963A
    • 2010-01-21
    • JP2008201019
    • 2008-08-04
    • Hyundai Motor Co Ltd現代自動車株式会社
    • HAN KOOK ILLEE KEUN JEKIM SAE HOONHONG BO KIAHN BYUNG KI
    • H01M8/02H01M8/10
    • H01M8/1004H01M4/881H01M4/8828H01M8/0273Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a method of bonding a membrane-electrode assembly and a gas diffusion layer in a fuel cell stack, capable of enhancing a bonding force to facilitate the storage for mass production of the fuel cell stack while ensuring the easiness in lamination between a catalyst layer of the membrane-electrode assembly and the gas diffusion layer. SOLUTION: The method includes steps of coating both surfaces of a polymer electrolyte film with a catalyst layer; adhering a sub-gasket to a frame area on each of the surfaces of the polymer electrolyte film; and laminating a gas diffusion layer on the surface of each catalyst layer and further joining the surface of the sub-gasket and a frame portion of the gas diffusion layer which are mutually overlapped together by an adhesion means. The adhesion means is preliminarily applied to the surface of the sub-gasket or the frame area of the gas diffusion layer overlapped with the surface of the sub-basket. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种将燃料电池堆中的膜 - 电极组件和气体扩散层接合的方法,其能够增强粘合力,以便于确保燃料电池堆的大规模生产的存储,同时确保 膜 - 电极组件的催化剂层和气体扩散层之间的层叠的容易性。 解决方案:该方法包括用催化剂层涂覆聚合物电解质膜的两个表面的步骤; 将子垫片粘附到聚合物电解质膜的每个表面上的框架区域; 并且在每个催化剂层的表面上层叠气体扩散层,并且通过粘合装置进一步接合副垫圈的表面和气体扩散层的框架部分,所述框架部分相互重叠在一起。 预先将粘合装置施加到副垫圈的表面或与子篮的表面重叠的气体扩散层的框架区域。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Fuel cell stack structure and method of manufacturing the same
    • 燃料电池堆叠结构及其制造方法
    • JP2013016451A
    • 2013-01-24
    • JP2011210682
    • 2011-09-27
    • Hyundai Motor Co Ltd現代自動車株式会社Kia Motors Corp起亞自動車株式会社
    • BAEK SEOK-MINKIM SAE HOONYANG YOO-CHANGCHIN SANG MUNHUH SUNG ILLEE CHI SEUNG
    • H01M8/02
    • H01M8/0267H01M8/0228Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a fuel cell stack structure in which, with no different conductive coat applied on a portion where cooling surfaces of metal separation plates contact each other, a smooth electric conductivity is assured by way of a contact part of two metal separation plates, resulting in reduction of a manufacturing cost of metal separation plates, for reduced unit cost of a fuel cell stack.SOLUTION: Cooling surfaces which face each other of metal separation plates forming a fuel cell stack by lamination are provided with a film removal part in which a passive film is removed for assuring electrical conductivity. The film removal part includes many fine roughs formed when the passive film is removed. On the contact surfaces formed by two film removal parts, contacting each other, of two metal separation plates adjoining each other, there are formed a contact part that keeps continuous electrical conductivity, because mutual roughs face each other, and contact is made so as to shield contacting to the air, resulting in suppression of formation of the passive film and a non-contact part where the passive film is formed as lapse of time by contact to the air because of no mutual contact.
    • 要解决的问题:提供一种燃料电池堆叠结构,其中,在金属隔离板的冷却表面接触的部分没有施加不同的导电涂层的情况下,通过接触部分确保平滑的导电性 的两个金属分离板,从而降低了金属分离板的制造成本,从而降低了燃料电池堆的单位成本。 解决方案:通过层压形成燃料电池堆的彼此面对的金属分离板的冷却表面设置有除去部分,其中去除钝化膜以确保导电性。 去膜部分包括当去除钝化膜时形成的许多细小的粗糙物。 在两个彼此接触的两个金属隔离板彼此接触的接触表面上形成接触部分,由于相互的粗糙面彼此面对,所以接触部分保持连续的导电性, 屏蔽接触空气,导致抑制无源膜的形成和由于不相互接触而与空气接触而形成无源膜的非接触部分。 版权所有(C)2013,JPO&INPIT
    • 9. 发明专利
    • Unified valve device for fuel cell stack
    • 用于燃料电池堆的统一阀装置
    • JP2011003524A
    • 2011-01-06
    • JP2009242573
    • 2009-10-21
    • Hyundai Motor Co Ltd現代自動車株式会社
    • SUNG WOO SUKKO JAE JUNKIM SAE HOON
    • H01M8/04H01M8/06
    • H01M8/04253H01M8/04197H01M8/04223H01M8/04231Y10T137/8593Y10T137/86493
    • PROBLEM TO BE SOLVED: To provide a unified valve device for a fuel cell stack for preventing catalyst deterioration in the stack by intercepting an inflow of air to an air pole in shutdown of a fuel cell and improving durability of the stack and improving a low-temperature starting nature by effectively removing water.SOLUTION: An air interception valve 10 for intercepting the inflow of air to the air pole and a bypass valve 20 having an air interception function even though it is prepared for dry gas purge for removing water are unified to one set by connection with the same shaft so as to simultaneously open and close with a designated driving means in shutdown of the fuel cell. The air interception valve 10 is formed by a first housing 17 formed on an air supply line between a humidifier outlet and an air pole inlet as a two-way valve, and a first valve plate 18 internally established in the first housing at a rotatable state.
    • 要解决的问题:为了提供一种用于燃料电池堆的统一的阀装置,用于通过在燃料电池停止时截断空气到空气极的流入来防止堆叠中的催化剂劣化,并提高堆叠的耐久性, 通过有效地去除水来实现温度起始性能。解决方案:即使制备用于干燥气体吹扫以除去水的空气拦截阀10也可以将空气截流到空气极的空气和具有空气拦截功能的旁通阀20统一到 一个通过与相同的轴连接而设置,以在关闭燃料电池的同时用指定的驱动装置同时打开和关闭。 空气截止阀10由形成在作为二通阀的加湿器出口和空气极入口之间的空气供应管线上的第一壳体17和内部建立在第一壳体中的可旋转状态的第一阀板18形成 。