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1. 发明专利

JP2008010431A Polymer electrolyte fuel cell 有权
标题翻译：聚合物电解质燃料电池
公开(公告)号：JP2008010431A
公开(公告)日：2008-01-17
申请号：JP2007228153
申请日：2007-09-03
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： HADO KAZUHITO , NIIKURA JUNJI , KANBARA TERUHISA , OBARA HIDEO , KUSAKABE HIROKI , HASE NOBUNORI , TAKEGUCHI SHINSUKE , KOBAYASHI SUSUMU , YAMAZAKI TATSUTO
IPC分类号： H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide a polymer electrolyte fuel cell with a separator where cutting machining for a gas flowing path or the like, like in prior arts, is not necessary, and mass production through injection molding and cost reduction are possible. SOLUTION: The polymer electrolyte fuel cell includes a conductive separator plate composed of a molded plate of a composition including a binder composed of an acid resistant airtight elastic body, conductive carbon particles whose average particle diameter is 50-200 μm and not more than 1/3 of the thickness of the thinnest part of the conductive separator plate, and at least one of conductive carbon fine particles whose size distribution peak of average diameters is 30-100 nm and carbon resin whose diameter is 10-30 nm and length is 1-10 μm. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有分隔件的聚合物电解质燃料电池，其不需要现有技术中的气体流动路径等的切割加工，并且可以通过注塑和成本降低进行批量生产。解决方案：聚合物电解质燃料电池包括由包含由耐酸气密弹性体组成的粘合剂的组合物的模制板，平均粒径为50-200μm的导电性碳颗粒和不多于是导电性隔板的最薄部的厚度的1/3，以及平均粒径分布峰为30〜100nm的导电性碳微粒和直径为10〜30nm的碳树脂和长度为1-10μm。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2006173060A Fuel cell system and operation method of the same 审中-公开
标题翻译：燃料电池系统及其操作方法
公开(公告)号：JP2006173060A
公开(公告)日：2006-06-29
申请号：JP2004367808
申请日：2004-12-20
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： SHIBATA KIICHI , URATA TAKAYUKI , SUGAWARA YASUSHI , UMEDA TAKAHIRO , MORITA JUNJI , HADO KAZUHITO
IPC分类号： H01M8/04 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a fuel cell system with high reliability capable of easily and surely removing water drops condensed inside a stack, capable of sufficiently preventing voltage drop after re-starting due to condensation of water drops, inability of re-starting, and damage of the stack. SOLUTION: The fuel cell system comprises a fuel cell stack 104 generating power by fuel gas and oxidant gas supplied through flow passages A and B, exhausting residual fuel gas and oxidant gas through flow passages C and D; a first switching means 110b for supplying fuel gas; a second switching means 111a arranged on the flow passage for exhaustion; a third switching means 110a for supplying oxidant gas; a fourth switching means 111b for exhaustion; and pressure reducing devices 112a, 112b reducing the pressure of a first sealed space formed by closing the fuel supply passage and exhaustion passage by the first and the second switching means, and a second sealed space formed by closing the oxidant gas flow passage by the third and the fourth switching means. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有高可靠性的燃料电池系统，其能够容易且可靠地除去堆叠内的水滴，能够充分防止由于水滴的冷凝而引起的再起动之后的电压降，不能再次开始和堆栈的损坏。解决方案：燃料电池系统包括燃料电池堆104，通过燃料气体产生动力，通过流动通道A和B供应氧化剂气体，通过流动通道C和D排出残留燃料气体和氧化剂气体; 用于供应燃料气体的第一切换装置110b; 布置在用于排气的流动通道上的第二切换装置111a; 用于供应氧化剂气体的第三切换装置110a; 用于耗尽的第四切换装置111b; 减压装置112a，112b，减小由第一和第二开关装置关闭燃料供给通道和排气通道而形成的第一密封空间的压力;以及第二密封空间，其通过将第三密封空间和第四切换装置。版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2006019252A Separator for polymer electrolyte fuel cell, polymer electrolyte fuel cell, method of evaluating separator for polymer electrolyte fuel cell, and method of manufacturing separator for polymer electrolyte fuel cell 有权
标题翻译：用于聚合物电解质燃料电池的分离器，聚合物电解质燃料电池，聚合物电解质燃料电池的分离器评估方法和聚合物电解质燃料电池分离器的制造方法
公开(公告)号：JP2006019252A
公开(公告)日：2006-01-19
申请号：JP2005157215
申请日：2005-05-30
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： HADO KAZUHITO , KANBARA TERUHISA , SHIBATA KIICHI , YASUMOTO EIICHI , UNOKI SHIGEYUKI , TAKEBE YASUO , NAGASAKI TATSUO , TERANISHI MASATOSHI , KAWASHIMA TSUTOMU , SUGAWA TORU
IPC分类号： H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide a separator for a polymer electrolyte fuel cell having a surface with high capability of discharging condensate even if the pressure loss of the supply gas is low, and to provide a polymer electrolyte fuel cell using the separator for a polymer electrolyte fuel cell, and a method of evaluating the separator for a polymer electrolyte fuel cell. SOLUTION: The separator for a polymer electrolyte fuel cell contains electrically conductive carbon and a binder that binds the electrically conductive carbon. Reaction gas passages 30C, 40C are formed on one of main surfaces. A water droplet falling angle of the surfaces of the passages 30C, 40C is not smaller than 5 degrees and not greater than 45 degrees when a water droplet of not less than 50 μl and not more than 80 μl is dropped under a condition in which the ambient temperature is not lower than 50 °C and not higher than 90 °C and the ambient relative humidity is not lower than 70% and not higher than 100%. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：为了提供一种聚合物电解质型燃料电池用隔膜，其具有即使供给气体的压力损失低的情况下也能够排出冷凝水的能力高的表面，并且提供使用该隔板的聚合物电解质型燃料电池用于固体高分子型燃料电池的方法以及评价固体高分子型燃料电池用隔膜的方法。解决方案：用于聚合物电解质燃料电池的隔板包含导电碳和粘合导电碳的粘合剂。反应气体通道30C，40C形成在一个主表面上。当通道30C，40C的表面的水滴下落角度不小于5度且不大于45度时，在不小于50微升且不大于80微升的水滴下降的条件下环境温度不低于50℃且不高于90℃，环境相对湿度不低于70％且不高于100％。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2005302709A Polyelectrolyte type fuel cell 审中-公开
标题翻译：聚电解型燃料电池
公开(公告)号：JP2005302709A
公开(公告)日：2005-10-27
申请号：JP2005071255
申请日：2005-03-14
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： TAKEGUCHI SHINSUKE , KANBARA TERUHISA , HADO KAZUHITO
IPC分类号： H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a polyelectrolyte type fuel cell capable of sufficiently suppressing a progress of drying a polyelectrolyte and a polyelectrolyte membrane in a catalyst layer and generation of flooding, suppressing degradation of an anode, a cathode and the polyelectrolyte membrane, and surely and easily reducing drop of cell performance when a humidification condition of fuel gas or oxidant gas supplied to the fuel cell is changed. SOLUTION: The polyelectrolyte type fuel cell equipped with a polyelectrolyte membrane, an anode and a cathode pinching the polyelectrolyte membrane, and a pair of separators having a first gas path supplying/evacuating fuel gas to the anode and a second gas path supplying/evacuating oxidant gas to the cathode is such that a notch part is provided at each position facing the anode and the cathode respectively, the polyelectrolyte membrane is pinched by a pair of separators at the above position, and the polyelectrolyte membrane is supported by a gas permeable reinforcing member at the notch part. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够充分抑制催化剂层中的聚电解质和聚电解质膜的干燥进行并产生淹水的聚电解质型燃料电池，抑制阳极，阴极和聚电解质膜的劣化并且当供给到燃料电池的燃料气体或氧化剂气体的加湿状态发生变化时，能够确实地容易地降低电池性能下降。解决方案：配备有聚电解质膜，阳极和阴极夹持聚电解质膜的聚电解质型燃料电池和一对具有向阳极供应/排出燃料气体的第一气体路径的隔板和提供/ /将氧化剂气体排出到阴极，使得在面对阳极和阴极的每个位置处设置有切口部分，聚电解质膜被上述位置处的一对隔板夹住，并且聚电解质膜由气体在缺口部分可渗透的加强件。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2005276523A Fuel cell power generating system and fuel cell evaluation device 审中-公开
标题翻译：燃料电池发电系统和燃料电池评估装置
公开(公告)号：JP2005276523A
公开(公告)日：2005-10-06
申请号：JP2004085573
申请日：2004-03-23
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： TAKEGUCHI SHINSUKE , HADO KAZUHITO , KUSAKABE HIROKI , URATA TAKAYUKI
IPC分类号： H01M8/04 , H01M8/06
CPC分类号： Y02E60/50
摘要： PROBLEM TO BE SOLVED: To solve such a problem that dust, water-soluble impurity gas and the like enter a condensed-water tank from the open air whenever a circulating-water-temperature changes in system start and stop of a conventional fuel cell power generating system, which causes a short lifetime of a filter for removing them and increase in the exchange frequency.
SOLUTION: This fuel cell power generating system is provided with a fuel cell 1 generating power using fuel gas and oxidation gas, water storage parts 2, 8 storing water and having open parts opened to the atmosphere in their upper parts, and liquid sending means 5, 9 supplying the water in the water storage parts 2, 8 to the fuel cell 1 as cooling water. The open parts have filters 15, 16.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题为了解决当常规的系统开始和停止的循环水温度变化时，灰尘，水溶性杂质气体等从露天进入冷凝水箱的问题燃料电池发电系统，其导致用于去除它们的过滤器的短寿命并且增加了交换频率。解决方案：该燃料电池发电系统设置有使用燃料气体和氧化气体发电的燃料电池单元1，储存水的储水部件2,8和在其上部向大气开放的开放部件，以及液体送水装置5,9将储水部分2,8中的水作为冷却水供应到燃料电池1。开放部件具有15,16的过滤器。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2005141994A Polyelectrolyte fuel cell 审中-公开
标题翻译：聚电解质燃料电池
公开(公告)号：JP2005141994A
公开(公告)日：2005-06-02
申请号：JP2003376182
申请日：2003-11-05
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： KASAHARA HIDEO , YASUMOTO EIICHI , KUSAKABE HIROKI , HADO KAZUHITO , TOMIZAWA TAKESHI , SHIBATA KIICHI , MATSUMOTO TOSHIHIRO , OBARA HIDEO
IPC分类号： H01M8/10 , H01M8/04 , H01M8/24
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a polyelectrolyte fuel cell which develops always stable performance even if load conditions or the like change.
SOLUTION: This is a polyelectrolyte fuel cell which comprises a cell stack in which a plurality of cell blocks 1a-1d laminated through first current collectors 40a-40c are connected through a second current collector 50 and insulating plate 31 or the like; a manifold on the entrance side and the exit side in which fuel gas and oxidizer gas are respectively supplied to and exhausted from the cell stack; a switch valve which is provided at the entrance side manifold of the first current collectors and switches over the gas flow passage of the manifold to a branch path; a second exit side manifold connected to the branch path; and one polarity of terminal connected to the second current collector on the entrance side of the gas and the other polarity of terminal connected to the first current collectors in which the gas passage is switched over to the branch path. By switching over any of the switch valves of the first current collectors to the branch path side, power generation can be made excluding the cell block at downstream than the manifold of that current collector.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种聚电解质燃料电池，即使负载条件等发生变化，也能始终保持稳定的性能。解决方案：这是一种聚电解质燃料电池，其包括通过第二集电体50和绝缘板31等连接通过第一集电体40a-40c层压的多个电池块1a-1d的电池堆; 入口侧和出口侧的歧管，其中燃料气体和氧化剂气体分别供应到电池组中并从电池堆中排出; 切换阀，其设置在所述第一集电体的入口侧歧管处，并且将所述歧管的气体流路切换到分支路径; 连接到分支路径的第二出口侧歧管; 并且在气体入口侧连接到第二集电器的端子的一个极性，以及连接到其中气体通道切换到分支路径的第一集电器的端子的另一极性。通过将第一集电器的任何开关阀切换到分支路径侧，可以在下游比该集电器的歧管排除电池块以外的发电。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2005108777A Separator for fuel cell and fuel cell using this 审中-公开
标题翻译：使用此燃料电池和燃料电池的分离器
公开(公告)号：JP2005108777A
公开(公告)日：2005-04-21
申请号：JP2003343727
申请日：2003-10-01
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： ARISAKA SHINICHI , TAKEBE YASUO , OBARA HIDEO , KUSAKABE HIROKI , HADO KAZUHITO
IPC分类号： H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To enable manufacturing of a fuel cell superior in durability by alleviating shear stress impressed on an electrode and a polymeric electrolyte membrane in thickness direction from a conductive separator. SOLUTION: With respect to a conductive separator having a gas passage for supplying and discharging gas to a fuel cell, a sectionally nearly arc shape portion is provided for the ribs constituting the gas passage. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了通过减轻从导电隔板向厚度方向施加在电极和聚合物电解质膜上的剪切应力，能够制造耐久性优异的燃料电池。解决方案：对于具有用于向燃料电池供应和排出气体的气体通道的导电隔板，为构成气体通道的肋设置截面近似圆弧形的部分。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2005038845A Polyelectrolyte fuel cell 审中-公开
标题翻译：聚电解质燃料电池
公开(公告)号：JP2005038845A
公开(公告)日：2005-02-10
申请号：JP2004186824
申请日：2004-06-24
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： KUSAKABE HIROKI , HADO KAZUHITO , OBARA HIDEO , TAKEGUCHI SHINSUKE , SHIBATA KIICHI , TOMIZAWA TAKESHI , MATSUMOTO TOSHIHIRO , YASUMOTO EIICHI
IPC分类号： H01M8/24 , H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To solve problems that drying occurs in a polyelectrolyte membrane and durability is deteriorated when a flooding phenomenon is intended to be suppressed. SOLUTION: This polyelectrolyte fuel cell is equipped with a cell that has an MEA having a hydrogen ion-conductive polyelectrolyte membrane and anode and cathode pinching the polyelectrolyte membrane, that has an anode side separator of plate type in which the front face is arranged to be contacted to one side of the MEA and in which a fuel gas flow passage is formed to make the gas to the front face, and that has a cathode side separator 10 in which the front face is arranged to be contacted to the cathode to the other side of the MEA and in which the oxidizer gas flow passage is formed to make the oxidizer gas flow to the front face, with a cell stack in which a plurality of the cells are laminated, and with a cooling water flow passage 19 which is formed at least at either rear face of the anode side separator or the cathode side separator 10 of at least a prescribed cell of the cell stack and in which the cooling water flows. The fuel gas, the oxidizer gas, and the cooling water respectively flow in the fuel gas flow passage, in the oxidizer gas flow passage, and in the cooling water flow passage 19 so that they may not be opposed to the gravity. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了解决在聚电解质膜中发生干燥的问题，并且当抑制溢流现象时耐久性劣化。解决方案：该聚电解质燃料电池配备有具有氢离子传导性聚电解质膜的MEA的电池以及夹持聚电解质膜的阳极和阴极，该电解质膜具有板型阳极侧隔板，其前表面为被布置成与MEA的一侧接触，并且其中形成燃料气体流动通道以使气体到达前表面，并且具有阴极侧隔板10，其中正面布置成与阴极接触到达MEA的另一侧，并且其中形成氧化剂气体流动通道以使氧化剂气体流向前表面，其中堆叠有多个电池的电池堆，并且具有冷却水流动通道19 其至少形成在电池组的至少规定电池单元的阳极侧隔板或阴极侧隔板10的任一后面，并且冷却水流过。燃料气体，氧化剂气体和冷却水分别在燃料气体流路，氧化剂气体流路和冷却水流路19中流动，使得它们不会与重力相对。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2004327425A Polymer electrolyte fuel cell 有权
标题翻译：聚合物电解质燃料电池
公开(公告)号：JP2004327425A
公开(公告)日：2004-11-18
申请号：JP2004071148
申请日：2004-03-12
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： TAKEGUCHI SHINSUKE , TOMIZAWA TAKESHI , HADO KAZUHITO , KUSAKABE HIROKI , OBARA HIDEO , SHIBATA KIICHI
IPC分类号： H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To solve a problem in a separator that mist gets partially mixed in supply gas and accordingly a battery performance is degraded and stability of a battery can not be secured. SOLUTION: In the polymer electrolyte fuel cell provided with a cell stack consisting of a hydrogen-ion conductive polyelectrolyte film, a pair of electrodes pinching the electrolyte film, and a pair of conductive separators equipped with gas flow channels supplying and exhausting fuel gas and oxidant gas to the electrodes, a lowermost part communicating an inlet side manifold of at least one of the gas flow channels of the fuel gas and oxidant gas of the conductive separator is positioned at an upper part in a direction of gravity than a position of a gas supply tube connected to the inlet side manifold. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决问题：为了解决雾化部分混合在供气中的分离器的问题，因此电池性能下降，电池的稳定性不能确保。解决方案：在具有由氢离子导电性聚电解质膜构成的电池堆的聚合物电解质型燃料电池中，夹持电解质膜的一对电极和配置有供给和排出燃料的气体流路的一对导电性隔板气体和氧化剂气体连接到电极，连通燃料气体的气体流动通道和导电分离器的氧化剂气体中的至少一个的入口侧歧管的最下部分位于比位置方向重要的上部连接到入口侧歧管的气体供应管。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2004319165A Polymer electrolyte type fuel cell 审中-公开
公开(公告)号：JP2004319165A
公开(公告)日：2004-11-11
申请号：JP2003108880
申请日：2003-04-14
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： KUSAKABE HIROKI , HADO KAZUHITO , OBARA HIDEO , TAKEGUCHI SHINSUKE , SHIBATA KIICHI , TOMIZAWA TAKESHI , MATSUMOTO TOSHIHIRO
IPC分类号： H01M8/24 , H01M8/06 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a fuel cell capable of eliminating flooding by condensate or produced water in low-load operation, and of restraining increase of pressure loss at high load, and stably operable with high efficiency.
SOLUTION: By forming a plurality of independent gas passages having independent entrance-side and exit-side manifold holes in a surface of a separator, and by connecting them in series to or in parallel with one another, this fuel cell never causing flooding particularly in low-load operation is realized.
COPYRIGHT: (C)2005,JPO&NCIPI

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