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    • 2. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2008034251A
    • 2008-02-14
    • JP2006206614
    • 2006-07-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHIBATA KAZUNORIKONDO MASAAKIARAKI YASUSHIOGAWA TOMOHIROUSAMI SHOKOBARI KAZUHIKO
    • H01M4/86H01M4/96H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a structure of a fuel cell capable of suppressing degradation of power generation efficiency. SOLUTION: This fuel cell is provided with an MEA 40 generating power by being supplied with hydrogen and oxygen, and a porous body 41 (42) supplying hydrogen to the MEA 40. The porous body 41 (42) has an inverted trapezoidal shape, and has a shape where its width is gradually reduced from the upper side supplied with a fuel gas toward the lower side facing to it. According to such a structure, gas can be smoothly dispersed from the upper side of the porous body 41 (42) toward the lower side thereof, whereby power generation efficiency can be improved. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供能够抑制发电效率降低的燃料电池的结构。 解决方案:该燃料电池通过供给氢气和氧气而产生MEA 40发电,以及向MEA 40供应氢的多孔体41(42)。多孔体41(42)具有倒梯形 形状,并且其宽度从供给燃料气体的上侧朝向与其相对的下侧逐渐减小的形状。 根据这样的结构,能够从多孔体41(42)的上侧向下侧平滑地分散气体,能够提高发电效率。 版权所有(C)2008,JPO&INPIT
    • 3. 发明专利
    • Fuel cell stack
    • 燃料电池堆
    • JP2007329017A
    • 2007-12-20
    • JP2006159339
    • 2006-06-08
    • Toyota Motor Corpトヨタ自動車株式会社
    • KUNITAKE KAZUHISAKONDO MASAAKI
    • H01M8/24
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To effectively prevent lateral drift of a fuel cell stack in the fuel cell stack comprising a plurality of sheets of laminated plate-like bodies. SOLUTION: At a side face of the fuel cell stack 2, a binding belt 12 is helically wound toward the laminating direction of the fuel cell stack 2. One end of the binding belt 12 is fixed to one end part 10 of the fuel cell stack 2, and the other end of the binding belt 12 is fixed to the other end part 10 of the fuel cell stack 2. It is preferable that a tension is added to the binding belt 12. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了有效地防止燃料电池堆在包括多层层压板状体的燃料电池堆中的横向漂移。 解决方案:在燃料电池堆2的侧面处,装订带12朝向燃料电池堆2的层叠方向螺旋形地缠绕。装订带12的一端固定在一个端部10上 燃料电池组2,并且装订带12的另一端固定在燃料电池组2的另一端部10上。优选的是将张力加到装订带12上。版权所有(C) )2008,JPO&INPIT
    • 4. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2007172904A
    • 2007-07-05
    • JP2005365978
    • 2005-12-20
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHIBATA KAZUNORIKONDO MASAAKI
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To prevent reduction of a battery performance caused by uneven surface pressure applied on an electrode. SOLUTION: A fuel cell includes an electrolyte layer, an MEA 22 composed of a catalyst electrode formed on the electrolyte layer, and a gas separator 30 arranged with a prescribed distance from the catalyst electrode so as to form a space between the catalyst electrode. Furthermore, the fuel cell is installed between the catalyst electrode and the gas separator 30 so as to occupy the space and is provided with gas flow passage forming parts 26, 27 in which a conductive particle is movably arranged. Since this conductive particle moves along the uneven surface pressure distribution, unevenness of the surface pressure is alleviated. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了防止由施加在电极上的不平坦的表面压力引起的电池性能的降低。 解决方案:燃料电池包括电解质层,由形成在电解质层上的催化剂电极组成的MEA22以及与催化剂电极隔开规定距离的气体分离器30,以形成催化剂之间的空间 电极。 此外,燃料电池安装在催化剂电极和气体分离器30之间以占据空间,并且设置有导电粒子可移动地布置的气体流路形成部26,27。 由于该导电性粒子沿着不平坦的表面压力分布移动,所以减轻了表面压力的不均匀性。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Fuel cell unit and fuel cell system
    • 燃料电池单元和燃料电池系统
    • JP2007157419A
    • 2007-06-21
    • JP2005348939
    • 2005-12-02
    • Toyota Motor Corpトヨタ自動車株式会社
    • ARAKI YASUSHIKONDO MASAAKI
    • H01M8/24H01M8/04H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a structure which can rectify easily a dislocation of a cell comprising a fuel cell stack in a fuel cell unit.
      SOLUTION: A fuel cell stack 12 containing a plurality of laminated cells 14 is arranged in a housing 28. A lamination direction load generating structure 40 is provided in a lamination direction of the fuel cell stack 28. On the side face of the fuel cell stack 12, there are arranged side face load generating plates 24, 26 which generate a side face load for flattening the side face. In case a dislocation of the cell 14 occurs, a pressure of a pressure chamber 48 is lowered and the dislocation is rectified by the load of the side face direction.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种可以容易地矫正燃料电池单元中包含燃料电池堆的电池的位错的结构。 解决方案:在壳体28内布置有包含多个层叠电池14的燃料电池组12.在燃料电池组28的层叠方向上设有层叠方向负荷产生结构40。 燃料电池堆12,设置有侧面负载产生板24,26,其产生用于使侧面变平的侧面负载。 在发生电池单元14的位错的情况下,压力室48的压力降低,并且位错由侧面方向的负载整流。 版权所有(C)2007,JPO&INPIT
    • 6. 发明专利
    • Fuel battery system
    • 燃油电池系统
    • JP2005209456A
    • 2005-08-04
    • JP2004013581
    • 2004-01-21
    • Toyota Motor Corpトヨタ自動車株式会社
    • KONDO MASAAKI
    • H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide an operation monitoring device capable of correctly judging a power generating state of a fuel batery even if operational conditions are changed, without using any current detection means.
      SOLUTION: The operation monitoring device of the fuel battery (10) formed by laminating unit cells comprises a voltage detection means (P1 to P10) detecting voltages at a plurality of measuring points arranged on the unit cells (Cn), and a control device (20) controlling amounts of power of the respective unit cells to be supplied to the fuel battery (10). The control part (20) judges whether the power generating state of the fuel battery is abnormal or not, depending on the voltages detected at the voltage detection means (P1 to P10) arranged at the respective measuring points.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供即使操作条件改变也能够正确地判断燃料箱的发电状态的操作监视装置,而不使用任何电流检测装置。 解决方案:通过层压单元电池形成的燃料电池(10)的运行监视装置包括检测在单元电池(Cn)上布置的多个测量点的电压的电压检测装置(P1至P10),以及 控制装置(20)控制要供给到燃料电池(10)的各个单电池的功率量。 根据在各测量点配置的电压检测单元(P1〜P10)检测到的电压,控制部(20)判断燃料电池的发电状态是否异常。 版权所有(C)2005,JPO&NCIPI
    • 7. 发明专利
    • Fuel cell case
    • 燃油箱
    • JP2005149732A
    • 2005-06-09
    • JP2003380782
    • 2003-11-11
    • Toyota Motor Corpトヨタ自動車株式会社
    • SAITO NORIHIKOKONDO MASAAKITANAKA HIDEYUKI
    • H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a fuel cell case avoiding damage to a gas permeable membrane when arranging a ventilation hole on a case main body and sealing it by the gas permeable membrane.
      SOLUTION: The fuel cell case has a gas permeable membrane (preferably a hydrogen permeable membrane) 26 which permeates gas but not permeates liquid, and a protection means 28 protecting the gas permeable membrane 26. The protection means never stores gas permeated through the gas permeable membrane 26 at its inside, and has as much strength as is not broken even when an external force is added.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种燃料电池壳体,其在壳体主体上布置通气孔并通过透气膜密封时避免损坏透气膜。 解决方案:燃料电池壳体具有渗透气体但不渗透液体的透气膜(优选为氢可渗透膜)26以及保护透气膜26的保护装置28.保护装置不会将气体渗透通过 透气膜26在其内部,并且即使当加入外力时也具有尽可能多的强度。 版权所有(C)2005,JPO&NCIPI
    • 8. 发明专利
    • Bearing pressure sensor
    • 轴承压力传感器
    • JP2003083820A
    • 2003-03-19
    • JP2001277990
    • 2001-09-13
    • Nippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社日本自動車部品総合研究所
    • YAMAMOTO TAKASHIYORINAGA MUNEOKONDO MASAAKI
    • G01L1/22G01L1/26
    • PROBLEM TO BE SOLVED: To detect the pressure highly accurately by a contact pressure sensor for detecting the bearing pressure.
      SOLUTION: A pressure receiving block 3 for transmitting the force from a counter side member to a sensing part 2 is provided, and platform parts 321, 322, 323, 324 for placing the pressure receiving block 3 are provided protrusively on the formation positions of pressure detection gages 421, 422, 423, 424 of the sensing part 2. The pressure receiving block 3 has a shape having a larger abutting area on the counter side member than a plane area of the platform parts 321-324, to thereby concentrate the force from counter side member onto the gage 421-424 formation positions, and to improve detection sensitivity.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:通过用于检测轴承压力的接触压力传感器高精度地检测压力。 解决方案:设置用于将力从计数器侧构件传递到感测部件2的压力接收块3,并且用于放置压力接收块3的平台部件321,322,323,324突出地设置在压力的形成位置 检测部件2的检测量具421,422,423,424。压力接收块3具有与平台部件321-324的平面区域相比在对侧构件上具有较大邻接面积的形状,从而集中力 从计数器侧构件到计量器421-424形成位置,并提高检测灵敏度。
    • 9. 发明专利
    • Abnormality detecting device for fuel cell, fuel cell system, and method for detecting abnormality of fuel cell system
    • 用于燃料电池,燃料电池系统的非正常检测装置和用于检测燃料电池系统异常的方法
    • JP2003077503A
    • 2003-03-14
    • JP2001263406
    • 2001-08-31
    • Toyota Motor Corpトヨタ自動車株式会社
    • KONDO MASAAKI
    • H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide an abnormality detecting device for a fuel cell, a fuel cell system and a method for detecting abnormality of the fuel cell system, capable of detecting high possibility of failures in a part of modules of the fuel cell, when an impact is applied. SOLUTION: Fuel cell modules 10 are laminated to form a stack 12, and its both sides are sandwiched by stack supporting plates 14 to form the fuel cell. A first movement sensor 20 to detect the moving condition of the entire fuel cell is attached to the stack supporting plate 14, and a second movement sensor 22 to detect the moving condition of the fuel cell module 10 is attached to the fuel cell module 10 in the vicinity of the stack supporting plate 14. The output of these first and second sensors 20, 22 are inputted in an abnormality detecting part 24, and at a point of time when a difference in the moving conditions exceeds a prescribed threshold value, abnormality caused in the fuel cell is detected.
    • 要解决的问题:提供一种用于燃料电池的异常检测装置,燃料电池系统和用于检测燃料电池系统的异常的方法,能够检测燃料电池的一部分模块的高可能性,当 会产生影响。 解决方案:将燃料电池模块10层叠以形成堆叠12,并且其两侧被堆叠支撑板14夹持以形成燃料电池。 用于检测整个燃料电池的移动状态的第一移动传感器20附接到堆叠支撑板14,并且用于检测燃料电池模块10的移动状态的第二移动传感器22被附接到燃料电池模块10 这些第一传感器20和第二传感器22的输出被输入到异常检测部24中,并且在移动条件的差异超过规定的阈值的时刻,引起异常 在燃料电池中被检测。