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    • 4. 发明专利
    • Fuel cell and fuel cell system
    • 燃料电池和燃料电池系统
    • JP2007294339A
    • 2007-11-08
    • JP2006123065
    • 2006-04-27
    • Toyota Motor Corpトヨタ自動車株式会社
    • TSUBOSAKA KENJIYOSHIKAWA DAIYUTAKESHITA NAOHIROYATSUGAMI YUICHINISHIYAMA HIROSHISHIRAKAWA TSUTOMU
    • H01M8/02H01M8/04H01M8/06H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a fuel cell which can effectively discharge product water at the time of power generation out from the fuel cell.
      SOLUTION: The fuel cell is composed of a membrane electrode assembly provided with electrolyte membranes 46, on the one face of which a cathode side catalyst layer 47c and a cathode side gas diffusion layer 48c are laminated in this order and on the other face of which an anode side catalyst layer 47a and an anode side gas diffusion layer 48a are laminated in this order. A water discharging tube 457 on the side wall of which a penetrating hole for transmitting a generated water is provided is embedded inside the cathode side catalyst layer 47c. The water discharging tube 457 is connected through piping with a water discharging pump, and the water discharging pump reduces a pressure inside the water discharging tube 457 and sucks the generated water in the water discharging tube 457 from the cathode side catalyst layer 47c and discharge it out from the membrane electrode assembly.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种燃料电池,其可以在燃料电池发电时有效地排出产品水。 解决方案:燃料电池由设置有电解质膜46的膜电极组件构成,阴极侧催化剂层47c和阴极侧气体扩散层48c的一面依次层叠,另一方面 其阳极侧催化剂层47a和阳极侧气体扩散层48a的面依次层叠。 设置有用于透过生成水的贯通孔的侧壁上的排水管457嵌入阴极侧催化剂层47c的内部。 排水管457通过管道与排水泵连接,排水泵降低排水管457内的压力,并从阴极侧催化剂层47c吸出排水管457中的生成水,并将其排出 从膜电极组件出来。 版权所有(C)2008,JPO&INPIT
    • 5. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2007242482A
    • 2007-09-20
    • JP2006064904
    • 2006-03-09
    • Toyota Motor Corpトヨタ自動車株式会社
    • YATSUGAMI YUICHITAKESHITA NAOHIROYOSHIKAWA DAIYUSHIRAKAWA TSUTOMUTSUBOSAKA KENJI
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a fuel cell equipped with an electrolyte membrane which can prevent breakage due to an occurrence of stress. SOLUTION: The fuel cell 100 is provided with a solid polymer electrolyte layer 30 which contains at least two of solid polymer electrolyte membranes 31a, 31b. Two of the solid polymer electrolyte membranes 31a, 31b are bonded with a bonding member 32 having an insulating property. An elongation amount of the bonding member 32 in a contraction direction of the solid polymer electrolyte membranes 31a, 31b is the same or higher than a total of the contraction variation amounts of two of the solid polymer electrolyte membranes 31a, 31b when a water content falls. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种配备有电解质膜的燃料电池,其可以防止由于应力发生而导致的断裂。 解决方案:燃料电池100设置有固体聚合物电解质层30,其含有至少两个固体聚合物电解质膜31a,31b。 两个固体高分子电解质膜31a,31b与具有绝缘性的接合构件32接合。 固体高分子电解质膜31a,31b的接合部件32的收缩方向的伸长量与水分含量下降时的两个固体高分子电解质膜31a,31b的收缩变化量的总和相同或更高 。 版权所有(C)2007,JPO&INPIT
    • 6. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2007193948A
    • 2007-08-02
    • JP2006008176
    • 2006-01-17
    • Toyota Motor Corpトヨタ自動車株式会社
    • YOSHIKAWA DAIYUTSUBOSAKA KENJINISHIYAMA HIROSHIYATSUGAMI YUICHITAKESHITA NAOHIROSHIRAKAWA TSUTOMU
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To restrain an electrolyte film of a fuel cell with a swelling property by water from exfoliating from an adhesive at its swelling and contraction. SOLUTION: In the fuel cell of a stack structure of laminating through separators 41 a plurality of MEGA units each with resin frame 44 bonded with an adhesive to a non-electrode-formed part where an electrode is not formed in the MEGA having an electrode formed on either face of a hydrocarbon system polymer electrolyte film 430 with a swelling property by water, the MEGA is to be provided with a perfluoro system polymer electrolyte layer (a Nafion layer 438) having not only a swelling property by water but also having an adhesiveness to an adhesive 45 at swelling and contraction as well as to the hydrocarbon system electrolyte film 430 higher than that between the hydrocarbon system polymer electrolyte film 430 and the adhesive 45. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了抑制具有膨胀性的燃料电池的电解质膜,其在膨胀和收缩时从粘合剂中脱落。 解决方案:在通过隔板41层叠多个MEGA单元的多个MEGA单元的燃料电池单元中,每个MEGA单元均具有与粘合剂粘合的非电极形成部分,其中电极未形成在具有 形成在具有水溶胀性的烃系聚合物电解质膜430的两面上的电极,MEGA设置有不仅具有水膨胀性的全氟系聚合物电解质层(Nafion层438),而且还具有 在膨胀和收缩时与粘合剂45具有粘合性,以及烃系电解质膜430比烃体系聚合物电解质膜430和粘合剂45之间更高的粘合性。(C)2007,JPO&INPIT
    • 7. 发明专利
    • 燃料電池ユニット
    • 燃料电池单元
    • JP2014216088A
    • 2014-11-17
    • JP2013090309
    • 2013-04-23
    • トヨタ自動車株式会社Toyota Motor Corp
    • SHIRAKAWA TSUTOMUIMANISHI HIROYUKIUSAMI NOBORU
    • H01M8/04
    • H01M8/04552H01M8/04H01M8/04671H01M8/24H01M8/2465H01M2250/20Y02T90/32
    • 【課題】高さ方向(鉛直方向)に関し、セルモニタを最大限活用することを可能とした構造とする。【解決手段】燃料電池セルが積層されてなるセル積層体を含む燃料電池スタック3と、燃料電池セルの電圧をモニタリングするセルモニタ6と、を備える燃料電池ユニットであって、セルモニタ6は鉛直方向に対する傾斜がつけられた状態で配置されている。当該燃料電池中の発熱部付近におけるセルモニタ6を、該セルモニタ6の鉛直方向中央部よりも発熱部と反対側に設け、当該燃料電池中の発熱部以外におけるセルモニタ6を、該セルモニタ6の鉛直方向中央部よりも発熱部側に設けることで、セルモニタ6に傾斜がつけられていることが好ましい。【選択図】図2
    • 要解决的问题:获得在高度方向(垂直方向)上充分利用电池监视器的结构。解决方案:在包括燃料电池单体层叠体的燃料电池堆3的燃料电池单元中, 用于监视燃料电池的电压的电池监视器6,电池监视器6被布置为沿垂直方向倾斜。 优选地,电池监视器6通过在电池监视器6的垂直中心部分附近靠近加热部的反侧而在燃料电池的加热部附近设置电池监视器6,并且将电池监视器6设置在电池监视器6中 比燃料电池中的加热部分更靠近加热部分的部分,而不是电池监视器6的垂直中心部分。
    • 9. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2010021057A
    • 2010-01-28
    • JP2008181334
    • 2008-07-11
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHIRAKAWA TSUTOMU
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a fuel cell capable of enhancing power generation efficiency of a whole of the fuel cell by solving a problem that a uniform pressure cannot be applied on a membrane electrode assembly due to a concavo-convex shape of a separator making it difficult to enhance power generation efficiency of the whole of the fuel cell. SOLUTION: The fuel cell is provided with a membrane electrode assembly 100, a separator 300 with a concavo-convex shape formed by pressing, arranged the adjacent membrane electrode assembly, and a filling material 600 filled inside the concave part 370 of the separator as seen from the membrane electrode assembly. COPYRIGHT: (C)2010,JPO&INPIT
    • 解决的问题:为了提供能够通过解决由于凹凸形状而对膜电极组件不能施加均匀的压力的问题,能够提高整个燃料电池的发电效率的燃料电池 分离器使得难以提高整个燃料电池的发电效率。 解决方案:燃料电池设置有膜电极组件100,具有通过压制形成的凹凸形状的隔板300,布置在相邻的膜电极组件上,填充材料600填充在该凹部370的内部 隔膜,从膜电极组件看。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2008270020A
    • 2008-11-06
    • JP2007113083
    • 2007-04-23
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHIRAKAWA TSUTOMU
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a fuel cell capable of uniformly introducing reaction gas into a gas passage regarding an internal structure of the fuel cell. SOLUTION: The fuel cell has a membrane electrode assembly 20 arranging electrodes on both sides of an electrolyte membrane, a porous passage 14 arranged along the surface of the membrane electrode assembly 20, a separator 18 arranged to sandwich the porous passage 14 between the membrane electrode assemblies 20, an inlet manifold 30 for supplying the reaction gas at the upstream end of the porous passage 14, and a plurality of small routes 38 for connecting between the inlet manifold 30 and porous passage 14. The small route 38 is connected with the other adjacent small routes 38 in the vicinity of a connecting section of the porous passage 14. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供能够将反应气体均匀地引入到关于燃料电池的内部结构的气体通道中的燃料电池。 解决方案:燃料电池具有在电解质膜的两侧设置电极的膜电极组件20,沿着膜电极组件20的表面布置的多孔通道14,布置成将多孔通道14夹在 膜电极组件20,用于在多孔通道14的上游端供应反应气体的入口歧管30,以及用于连接入口歧管30和多孔通道14之间的多条小路38。小路38连接 其他相邻的小路线38位于多孔通道14的连接部分附近。版权所有(C)2009,JPO&INPIT