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1. 发明专利

JP2003317784A Fuel cell power generating system 审中-公开
标题翻译：燃油电池发电系统
公开(公告)号：JP2003317784A
公开(公告)日：2003-11-07
申请号：JP2002121864
申请日：2002-04-24
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： TAKAHASHI SHIN , MIZUKAMI TAKAAKI , KAHARA TOSHIKI
IPC分类号： H01M8/12 , H01M8/06 , H01M8/14
CPC分类号： Y02E60/525
摘要： PROBLEM TO BE SOLVED: To improve the service life of a fuel cell generating power by using coal gas as anode side fuel. SOLUTION: The service life of the fuel cell 4 can be improved by providing a shift reactor 5 aside from a portion causing a cell reaction, and supplying gas with increased H 2 concentration to an anode 4A side. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：通过使用煤气作为阳极侧燃料来提高燃料电池发电量的使用寿命。解决方案：通过提供除了引起电池反应的部分之外的变换反应器5，并且向阳极4A供应具有增加的H 2 S 2 浓度的气体，可以改善燃料电池4的使用寿命侧。版权所有（C）2004，JPO

2. 发明专利

JP2005100722A Fuel cell package 审中-公开
标题翻译：燃料电池包
公开(公告)号：JP2005100722A
公开(公告)日：2005-04-14
申请号：JP2003330892
申请日：2003-09-24
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KOYAMA KAZUHITO , KAHARA TOSHIKI , OKUZAWA TSUTOMU , MIZUKAMI TAKAAKI , TAKAHASHI SHIN
IPC分类号： H01M8/10 , H01M8/04 , H01M8/06
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a fuel cell package having air cleaning capability to allow a fuel cell body to operate stably and safety for a long period.
SOLUTION: The fuel cell package 1 is shaped like a rectangular solid and incorporates a fuel cell 2, a reformer 3 and an air blower 4. An air filter 5 for taking in air from the atmosphere is provided at a surface that is largest in area among the peripheral surfaces constituting the rectangular-solid-shaped fuel cell package 1. Since the air filter for taking in air necessary for the fuel cell is provided at the surface of the package having the largest area, it is possible to prolong the life of the air filter and to thereby eliminate the need for maintenance of the air filter.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供具有空气清洁能力的燃料电池组件，以使得燃料电池体能够长时间稳定地运行和安全。解决方案：燃料电池组件1的形状类似于矩形固体并且包括燃料电池2，重整器3和鼓风机4.用于从大气吸入空气的空气过滤器5设置在构成矩形固体形状的燃料电池组件1的外围表面的面积最大。由于在具有最大面积的包装的表面上设置用于吸入燃料电池所需的空气的空气过滤器，所以能够延长空气过滤器的使用寿命，从而无需维护空气过滤器。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2005108573A Fuel cell system 审中-公开
标题翻译：燃油电池系统
公开(公告)号：JP2005108573A
公开(公告)日：2005-04-21
申请号：JP2003339040
申请日：2003-09-30
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： OKUZAWA TSUTOMU , KAHARA TOSHIKI , KOYAMA KAZUHITO , MIZUKAMI TAKAAKI , TAKAHASHI SHIN
IPC分类号： H01M8/00 , H01M8/04 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a fuel cell system improved in economical efficiency.
SOLUTION: This fuel cell system is provided with a control device 16 for executing a partial load operation of a fuel cell (PEFC) 1 in responding to fluctuation of power consumption, and for carrying out charge and discharge for storage batteries 5a, 5b and 5c. Changeover control is executed by classifying the plurality of provided storage batteries 5a, 5b and 5c into a charge-capable group, a discharge-capable group and a group without contributing to charge nor discharge. Out of the storage batteries classified into the charge-capable group and each having a voltage level exceeding a certain value, the storage batteries each having high voltage and ones each having low voltage are changed into the discharge-capable group and into the charge-capable group, respectively.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：提供经济效率提高的燃料电池系统。解决方案：该燃料电池系统设置有用于响应于功率波动而执行燃料电池（PEFC）1的部分负载操作的控制装置16，以及用于对蓄电池5a进行充放电， 5b和5c。通过将多个所提供的蓄电池5a，5b和5c分为具有充电能力的组，放电能力组和不对充电或放电作出贡献的组来执行转换控制。在分级为充电组的蓄电池中，每个具有超过一定电压值的电池，每个具有高电压和低电压的蓄电池变成具有放电能力的组并且具有充电能力组。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2004200088A Fuel cell power generation system 审中-公开
公开(公告)号：JP2004200088A
公开(公告)日：2004-07-15
申请号：JP2002369161
申请日：2002-12-20
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KAHARA TOSHIKI , KOYAMA KAZUHITO , OKUZAWA TSUTOMU , MIZUKAMI TAKAAKI , TAKAHASHI SHIN , ITO SHOJI
IPC分类号： C10L3/10 , H01M8/04 , H01M8/06
CPC分类号： Y02E60/50
摘要： PROBLEM TO BE SOLVED: To provide a fuel cell power generation system capable of instantaneously detecting leakage of combustible gas through odor, without affecting equipment such as a reformer and a fuel cell, even if the combustible gas is exhaust gas existing inside the fuel cell or exhausted from the fuel cell.
SOLUTION: An organic compound not including sulfur component or an inorganic compound odor material is added to a fuel cell gas passage of the fuel cell power generation system, enabling detection of leakage of combustible gas through odor from the fuel gas passage of the fuel cell power generation system, including exhaust gas existing inside or exhausted from the fuel cell.
COPYRIGHT: (C)2004,JPO&NCIPI

5. 发明专利

JP2004014154A Solid polymer fuel cell system 审中-公开
公开(公告)号：JP2004014154A
公开(公告)日：2004-01-15
申请号：JP2002162293
申请日：2002-06-04
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KOYAMA KAZUHITO , KAHARA TOSHIKI , OKUZAWA TSUTOMU , MIZUKAMI TAKAAKI , TAKAHASHI SHIN
IPC分类号： C01B3/38 , H01M8/04 , H01M8/06 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To solve the problem of deterioration of electricity generating property of a fuel cell caused by the fluctuation of temperature distribution of the fuel cell main body due to the transfer of latent heat of vaporization of which, large amount is necessary for sufficiently humidifying the gas in the fuel cell main body or at the part just preceding the main body.
SOLUTION: The moisture in the fuel gas flowing into an anode 2 of the fuel cell 3 can be controlled in a necessary density area by increasing the steam-carbon ratio of a reforming device 6 located at the most upper stream of the solid polymer fuel cell, by the above, the stability of the fuel cell can be maintained.
COPYRIGHT: (C)2004,JPO

6. 发明专利

JP2004213972A Laminate type fuel cell 审中-公开
标题翻译：层压型燃料电池
公开(公告)号：JP2004213972A
公开(公告)日：2004-07-29
申请号：JP2002380602
申请日：2002-12-27
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MIZUKAMI TAKAAKI , KAHARA TOSHIKI , KOYAMA KAZUHITO , OKUZAWA TSUTOMU , TAKAHASHI SHIN
IPC分类号： H01M8/24 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a laminate type fuel cell of which deterioration of generation performance and lifetime is suppressed and which has a long life. SOLUTION: The unit cell 6 is constructed of an electrolyte 1, a gas separator 5 which guides a fuel gas to an anode 2 provided on one face of the electrolyte 1 and guides an oxidizer gas to a cathode 3 provided on the other face, and a seal material 4 which prevents gas leakage of the gas separator 5. Furthermore, a cooling separator 7 for cooling the unit cell 6 by a cooling medium is provided. A flowing in/flowing out hole 8 which penetrates these laminated bodies is provided, and the fuel gas and the oxidizer gas, or the cooling medium are supplied from this flowing in/flowing out hole 8 to the anode 2, cathode 3 or cooling medium separator 7, or exhausted from it. An insulating guide 7 provided so as to cover each end face of the gas separator 5 and the cooling separator 7 at the flowing in/flowing out hole is inserted into the flowing in/flowing out hole 8. COPYRIGHT: (C)2004,JPO&NCIPI
摘要翻译：要解决的问题：提供抑制发电性能和寿命的劣化并且寿命长的层叠型燃料电池。解决方案：单电池6由电解液1，气体分离器5构成，气体分离器5将燃料气体引导到设置在电解质1的一个面上的阳极2，并将氧化剂气体引导到设置在其上的阴极3 表面和密封材料4，其防止气体分离器5的气体泄漏。此外，提供了用于通过冷却介质冷却单元电池6的冷却分离器7。设置穿透这些层叠体的流入/流出孔8，并且从该流入/流出孔8将燃料气体和氧化剂气体或冷却介质供给到阳极2，阴极3或冷却介质分离器7或从其中排出。设置为覆盖流入/流出孔中的气体分离器5和冷却分离器7的各端面的绝缘引导件7插入流入/流出孔8中。（C） 2004年，JPO＆NCIPI

7. 发明专利

JP2003282109A Solid polymer fuel cell system 审中-公开
标题翻译：固体聚合物燃料电池系统
公开(公告)号：JP2003282109A
公开(公告)日：2003-10-03
申请号：JP2002079920
申请日：2002-03-22
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KOYAMA KAZUHITO , KAHARA TOSHIKI , OKUZAWA TSUTOMU , ITO SHOJI , MIZUKAMI TAKAAKI , TAKAHASHI SHIN
IPC分类号： H01M8/10 , H01M8/04
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a solid polymer fuel cell system increasing the hydrogen content in fuel gas being introduced into a fuel cell body and accelerating hydrogen forming reaction.
SOLUTION: This solid polymer fuel cell system has a solid polymer fuel cell 3 having an anode to which fuel gas is supplied and a cathode 1 to which air is supplied, and a fuel reformer 6 forming the fuel gas from raw fuel, and a combustion gas exhausting fan 12 sucking anode exhausting gas and exhausting it is installed in the downstream part of the anode 2 and a line in the upstream part of the anode is kept at negative pressures.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供固体聚合物燃料电池系统，其增加引入燃料电池体中的燃料气体中的氢含量并加速成氢反应。解决方案：该固体聚合物燃料电池系统具有固体聚合物燃料电池3，其具有供给燃料气体的阳极和供给空气的阴极1和从原料燃料形成燃料气体的燃料重整器6，并且在阳极2的下游部分安装吸引阳极排出气体并排出的燃烧气体排出风扇12，并且阳极的上游部分中的管线保持在负压。版权所有（C）2004，JPO

8. 发明专利

JPH06231795A CARRYING CASE OF FUEL CELL 失效
公开(公告)号：JPH06231795A
公开(公告)日：1994-08-19
申请号：JP1613093
申请日：1993-02-03
申请人： HITACHI LTD
发明人： MIHANA TAKESHI , YOSHIDA TADASHI , OTSUKA KEIZO , KAHARA TOSHIKI , TAKASHIMA TADASHI
IPC分类号： H01M8/24
摘要： PURPOSE:To provide a case for carrying a fuel cell without degrading the performance of the cell. CONSTITUTION:A fuel cell stack 3 is fastened by a fastening spring 4, and is stored in a carrying case main body 1 in the fastened condition, while a lid 5 is mounted on the carrying case, and a hanging tool 6 is mounted. The inside of the container in which the fuel cell stack is stored is purged by the inactive gas supplied from an inactive gas cylinder 2. The fuel cell can thus be carried to a remote place without degrading the performance.

9. 发明专利

JPH06231794A LAYERED TYPE FUEL CELL 失效
公开(公告)号：JPH06231794A
公开(公告)日：1994-08-19
申请号：JP1612993
申请日：1993-02-03
申请人： HITACHI LTD
发明人： TAKAHASHI HIROSHI , OTSUKA KEIZO , KAHARA TOSHIKI , TAKASHIMA TADASHI
IPC分类号： H01M8/24
摘要： PURPOSE:To uniformly fasten a cell at a constant cell surface pressure regardless of the temperature of the cell, even when the cell is fastened by a bolt from the surroundings, and even when the cell surface pressure by means of a bellows for fastening cell is applied, and even in a layered type fuel cell having a cell of large area. CONSTITUTION:Shape memory alloy is used for cell block fastening plates 2, 3 provided on and under a plurality of cell block 1, respectively, for which a plurality of unit cells are layered, and the shapes of a bellows 7 for fastening cell and of the fastening plate for which the shape memory alloy is used, are controlled according to the cell temperature, to fasten the cell.

10. 发明专利

JPH06150946A FUEL CELL 失效
公开(公告)号：JPH06150946A
公开(公告)日：1994-05-31
申请号：JP29876392
申请日：1992-11-09
申请人： HITACHI LTD
发明人： YOSHIDA TADASHI , OTSUKA KEIZO , KAHARA TOSHIKI , TAKASHIMA TADASHI
IPC分类号： H01M8/02 , H01M8/24
摘要： PURPOSE:To stabilize the performance of a whole fuel cell stack for a long period by improving the performance of a unit cell adjacent to a gas header, and stabilizing the performance for a long period, and further improve gas seal performance in the vicinity of the gas header in a fuel cell stack having the gas header. CONSTITUTION:Thermal deformation absorbing material 9 is installed between a gas header 1 and an end plate 3. Thereby, the thermal deformation states differences of the respective parts of a gas header 1, a separator 2, a single plate 3, and an electrolyte plate 4 are invalidated so as to improve contact states between the respective parts, to stabilize the performance of a unit cell adjacent to the gas header 1, and further to improve gas seal performance in the vicinity of the gas header 1.

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