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    • 1. 发明专利
    • Humidifying device of fuel cell
    • 燃料电池的湿度装置
    • JP2009289580A
    • 2009-12-10
    • JP2008140759
    • 2008-05-29
    • Nissan Motor Co Ltd日産自動車株式会社
    • USUDA MASAHIROSHINOZAKI AKIO
    • H01M8/04F24F6/00F24F6/04H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a humidifying device of a fuel cell, which can suppress film twist by adjusting a gas flow rate flowing in a hollow fiber bundle, can improve humidifying efficiency and can reduce pressure loss.
      SOLUTION: The humidifying device includes the hollow fiber membrane bundle and a housing case 6 with both open ends where a plurality of gas holes 10 to introduce gas into the hollow fiber membrane bundle are formed in mutually opposing faces. The device includes a hollow fiber membrane module in which the hollow fiber membrane bundle is housed in this housing case 6, and a housing which includes an introduction port and an exhaust port of a first gas, and an introduction port and an exhaust port of a second gas, and houses the whole hollow fiber membrane module inside. Then, in this humidifying device, an inner bypass flow passage 28 to split one part of the second gas introduced into the hollow fiber bundle through the gas holes 10 is installed between an inner wall face 12a of a cabinet 12 to constitute the housing and an outer wall face 6a of the housing case 6.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 解决问题:为了提供一种能够通过调节在中空纤维束中流动的气体流量来抑制膜扭曲的燃料电池的加湿装置,可以提高加湿效率并且可以降低压力损失。 解决方案:加湿装置包括中空纤维膜束和具有两个开口端的壳体6,在彼此相对的面中形成有将气体引入中空纤维膜束中的多个气孔10。 该装置包括中空纤维膜组件,其中中空纤维膜束容纳在该壳体6中,以及壳体,其包括第一气体的引入口和排气口,以及引导口和排气口 第二个气体,并将整个中空纤维膜组件放在里面。 然后,在该加湿装置中,通过气孔10将一部分引入中空纤维束的第二气体分流的内旁通流路28安装在机壳12的内壁面12a构成壳体和 外壳6的外壁面6a。版权所有(C)2010,JPO&INPIT
    • 2. 发明专利
    • Fuel cell system, and method of sealing oxidant electrode thereof
    • 燃料电池系统及其氧化电极密封方法
    • JP2009187701A
    • 2009-08-20
    • JP2008023935
    • 2008-02-04
    • Nissan Motor Co Ltd日産自動車株式会社
    • USUDA MASAHIROAOYANAGI TAKESHIYAMAMOTO NAOKISHINOZAKI AKIO
    • H01M8/04H01M8/00H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a structure of airtight sealing of a cathode of the fuel cell body while suppressing increase of the number of parts and increase of a parts mounting volume.
      SOLUTION: A water permeation type humidifier 11 carries out humidification by moving moisture in exhaust air exhausted from an exhaust air outlet 3 of the fuel cell main body 1 to air to be supplied to an air inlet 5. A first open-close valve 47 is opened and closed between an air exhaust port 37 of the water permeation type humidifier 11 and the air inlet 5 of the fuel cell main body 1. A second open-close valve 49 is opened and closed between the exhaust air exit 3 of the fuel cell main body 1 and an exhaust air supply port 31 of the water permeation type humidifier 11. The first open-close valve 47 and the second open-close valve 49 are fixed to a coaxial driving shaft 43. By means that one driving motor 45 rotates the driving shaft 43, the first open-close valve 47 and the second open-close valve 49 are opened and closed simultaneously.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供燃料电池体的阴极的气密密封结构,同时抑制部件数量的增加和部件安装量的增加。 解决方案:透水式加湿器11通过将从燃料电池主体1的排气出口3排出的废气中的水分移动到供给空气入口5的空气中,进行加湿。第一开闭 阀47在透水式加湿器11的排气口37和燃料电池主体1的空气入口5之间打开和关闭。第二开闭阀49在第一开关阀49的排气出口3之间打开和关闭 燃料电池主体1和透水式加湿器11的排气供给口31.第一开关阀47和第二开关阀49固定在同轴驱动轴43上。通过一个驱动 马达45使驱动轴43旋转,第一开闭阀47和第二开关阀49同时打开和关闭。 版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • Fuel cell power generating system
    • 燃油电池发电系统
    • JP2005100775A
    • 2005-04-14
    • JP2003332230
    • 2003-09-24
    • Nissan Motor Co Ltd日産自動車株式会社
    • YAMADA KAZUHIROTANAKA HIROSHIOKANO MASARUIGUCHI YOSHIJISHINOZAKI AKIO
    • H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To prevent degradation of suction performance of a water pump sucking in water stored in a water storage tank.
      SOLUTION: Water (pure water) in the water storage tank 3 is supplied to a solid polymer electrolyte membrane in a fuel cell 1 with the water pump 8. A water recovery means 44 recovering residual water in the fuel cell 1 and in a water suction tube 5 and a water exhausting tube 7 connected to the fuel cell 1 by gas purge in the operation stop of the fuel cell 1 is installed. A gas exhausting tube 19 exhausting purge gas in the water recovering with the water recovery means 44 is installed in the water storing tank 3, and a heat transfer tube 15 acting as a shielding member is installed between a gas outflow port (equivalent to a suction port 5a of the suction tube 5) to the water storage tank 3 of the purge gas and a gas exhaust port 19a of the gas exhaust tube 19 .
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了防止吸入存储在储水箱中的水中的水泵的吸入性能降低。 解决方案:储水箱3中的水(纯水)被供给到具有水泵8的燃料电池1中的固体聚合物电解质膜。水回收装置44回收燃料电池1中的残留水和 在燃料电池1的操作停止中通过气体吹扫而连接到燃料电池1的吸水管5和排水管7。 在水回收装置44中回收的水中排出净化气体的排气管19安装在储水箱3中,作为屏蔽部件的传热管15安装在气体流出口(相当于吸入口 吸入管5的端口5a)和排气管19的排气口19a连通。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Humidifying device
    • 散热装置
    • JP2010127583A
    • 2010-06-10
    • JP2008305462
    • 2008-11-28
    • Nissan Motor Co Ltd日産自動車株式会社
    • USUDA MASAHIROYAZAWA SHIGENORISHINOZAKI AKIO
    • F24F6/04H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To simultaneously and properly achieve the suppression of a pressure loss and the miniaturization of a device having a trade-off relationship. SOLUTION: This humidifying device 1 includes a hollow fiber membrane bundle 21 formed by longitudinally folding a hollow fiber membrane 20 into two, an inner housing 22 in which the hollow fiber membrane bundle 21 is packed while positioning both ends 21a, 21b of the hollow fiber membrane bundle 21 at an opening 23, an outer housing 3 disposed outside the inner housing 22, and forming a dry gas flow channel 4 with the inner housing 22, a plurality of dry gas circulation holes 22a formed at a peripheral face of the inner housing 22, a wet gas lead-in chamber 5 disposed in adjacent to an opening 23a of the inner housing 22, a wet gas lead-out chamber 6 disposed in adjacent to an opening 23b of the inner housing 22 and disposed at an interval to the wet gas lead-in chamber 5 through a partition 7, and one or a plurality of wet gas circulation holes 7a formed at the partition 7. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:同时且适当地实现压力损失的抑制和具有权衡关系的装置的小型化。 解决方案:该加湿装置1包括通过将中空纤维膜20纵向折叠成两个而形成的中空纤维膜束21,其中中空纤维膜束21被包装的内部壳体22,同时定位中空纤维膜束21的两端21a,21b 中空纤维膜束21在开口23处,外壳体3设置在内壳体22的外部,并且与内壳体22形成干燥气体流动通道4,多个干燥气体循环孔22a形成在外壳 内壳体22,与内壳体22的开口部23a相邻配置的湿气导入室5,与内侧壳体22的开口部23b相邻配置的湿气导出室6, 间隔到湿气引入室5通过分隔件7,以及形成在分隔件7上的一个或多个湿气体循环孔7a。版权所有(C)2010,JPO&INPIT