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公开(公告)号：US09312543B2
公开(公告)日：2016-04-12
申请号：US13354977
申请日：2012-01-20
申请人： Yoshihiro Akasaka , Masato Akita , Ryosuke Yagi
发明人： Yoshihiro Akasaka , Masato Akita , Ryosuke Yagi
CPC分类号： H01M4/861 , H01M8/0245 , H01M8/1004 , Y02E60/521
摘要： In one embodiment, in a fuel cell, a first electrode supplied with an oxidant gas includes a first gas diffusion layer having a first porous base material and a first catalyst layer having a second porous base material. The first catalyst layer is stacked to the first gas diffusion layer. The second porous base material has a pore diameter distribution with a peak in a range of 0.04 μm to 0.12 μm, and a volume ratio of pores with diameters of 0.04 μm to 0.12 μm to all the pores being 17% or more. A second electrode supplied with a fuel includes a second gas diffusion layer having a third porous base material and a second catalyst layer having a fourth porous base material. The second catalyst layer is stacked to the second gas diffusion layer. An electrolyte film is held between the first and second catalyst layers.
摘要翻译： 在一个实施方案中，在燃料电池中，提供有氧化剂气体的第一电极包括具有第一多孔基材的第一气体扩散层和具有第二多孔基材的第一催化剂层。 第一催化剂层被堆叠到第一气体扩散层。 第二多孔基材的孔径分布的峰值在0.04μm〜0.12μm的范围内，所有孔的直径为0.04μm〜0.12μm的孔的体积比为17％以上。 提供有燃料的第二电极包括具有第三多孔基材的第二气体扩散层和具有第四多孔基材的第二催化剂层。 第二催化剂层与第二气体扩散层层叠。 电解质膜保持在第一和第二催化剂层之间。
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12.发明申请公开(公告)号：US20100047652A1
公开(公告)日：2010-02-25
申请号：US12542090
申请日：2009-08-17
CPC分类号： H01M4/8605 , H01M4/8673 , H01M4/926 , H01M8/1011 , Y02E60/523
摘要： A cathode for a direct methanol fuel cell is provided. The cathode comprises a cathode catalyst layer includes a first carbon powder supporting a noble metal catalyst, a proton conductive polyelectrolyte at least partially covering a surface of the first carbon powder, and a second carbon powder having a water repellent material on a surface thereof. The cathode catalyst layer is accompanied with a porous structure satisfying following conditions. 40%≦(V1/V0)≦70% wherein V0 represents a volume of pores having a diameter ranging from 3 nm to 10 μm, and V1 represents a volume of pores having a diameter ranging from 50 nm to 10 μm.
摘要翻译： 提供了用于直接甲醇燃料电池的阴极。 阴极包括阴极催化剂层，其包括负载贵金属催化剂的第一碳粉末，至少部分地覆盖第一碳粉末的表面的质子传导性聚电解质和在其表面上具有防水材料的第二碳粉末。 阴极催化剂层伴随满足以下条件的多孔结构。 40％＆lt;（V1 / V0）＆nlE; 70％其中V0表示直径为3nm至10μm的孔的体积，V1表示直径为50nm至10μm的孔的体积。
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公开(公告)号：US20090148739A1
公开(公告)日：2009-06-11
申请号：US12054004
申请日：2008-03-24
申请人： Yoshihiro Akasaka , Masato Akita , Ryosuke Yagi , Hiroyasu Sumino , Kazuhiro Yasuda , Taishi Fukazawa
发明人： Yoshihiro Akasaka , Masato Akita , Ryosuke Yagi , Hiroyasu Sumino , Kazuhiro Yasuda , Taishi Fukazawa
IPC分类号： H01M8/10
CPC分类号： H01M8/1011 , H01M8/0234 , H01M8/0239 , H01M8/0243 , H01M8/0245 , Y02E60/523
摘要： A direct methanol fuel cell includes a cathode catalyst layer; an electrolyte membrane; an anode catalyst layer; a first fuel control layer that is water-repellent and conductive and that has pores; a second fuel control layer that is water-repellent and conductive and that has larger pores than the those of the first fuel control layer; a third fuel control layer that is water-repellent and conductive and that has smaller porous than those of the first fuel control layer and those of the second fuel control layer; and an anode GDL layer that is water-repellent and conductive, wherein the membrane and the layers above are arranged in the above order.
摘要翻译： 直接甲醇燃料电池包括阴极催化剂层; 电解质膜; 阳极催化剂层; 第一燃料控制层，其具有防水和导电并且具有孔; 第二燃料控制层，其具有防水和导电并且具有比第一燃料控制层的孔更大的孔; 第三燃料控制层，其具有防水和导电性，并且具有比第一燃料控制层和第二燃料控制层的少的多孔; 以及防水导电性的阳极GDL层，其中上述膜和上述层以上述顺序排列。
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公开(公告)号：US20080241635A1
公开(公告)日：2008-10-02
申请号：US12049695
申请日：2008-03-17
申请人： Yuusuke SATO , Koichiro Kawano , Ryosuke Yagi , Masato Akita
发明人： Yuusuke SATO , Koichiro Kawano , Ryosuke Yagi , Masato Akita
IPC分类号： H01M8/02
CPC分类号： H01M8/023 , H01M8/0232 , H01M8/0234 , H01M8/0241 , H01M8/0247 , H01M8/0256 , H01M8/04089 , H01M8/04156 , H01M8/04186 , H01M8/0662 , H01M8/1011 , H01M8/249 , Y02E60/523
摘要： A fuel cell include a membrane electrode assembly including an anode, a cathode opposed to the anode, and an electrolyte membrane interposed between the anode and the cathode; a lyophobic porous body in contact with the anode; and an anode passage plate in contact with the lyophobic porous body, the anode passage plate including a gas collection passage and a fuel supplying passage, the gas collection passage collects a gas generated in the anode via the lyophobic porous body, the fuel supplying passage supplies a fuel to the anode via the lyophobic porous body.
摘要翻译： 燃料电池包括膜电极组件，其包括阳极，与阳极相对的阴极以及置于阳极和阴极之间的电解质膜; 与阳极接触的疏液多孔体; 以及与疏液多孔体接触的阳极通道板，所述阳极通路板包括气体收集通道和燃料供给通道，所述气体收集通道经由所述疏液多孔体收集在所述阳极中产生的气体，所述燃料供给通道供给 通过疏液多孔体向燃料供给阳极。
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公开(公告)号：US20080241619A1
公开(公告)日：2008-10-02
申请号：US12054845
申请日：2008-03-25
申请人： Norihiro TOMIMATSU , Masato Akita , Ryosuke Yagi
发明人： Norihiro TOMIMATSU , Masato Akita , Ryosuke Yagi
IPC分类号： H01M8/04
CPC分类号： H01M8/04104 , H01M8/04089 , H01M8/04186 , H01M8/04194 , H01M8/04238 , H01M8/04298 , H01M8/04447 , H01M8/04552 , H01M8/04559 , H01M8/04589 , H01M8/04619 , H01M8/04753 , H01M8/04873 , H01M8/0488 , H01M8/04902 , H01M8/0491 , H01M8/0494 , H01M8/1011 , Y02E60/523
摘要： A fuel cell apparatus includes a fuel cell generating electric power, and including a fuel electrode which includes an anode catalyst, which is disposed in one side of an electrolyte membrane, which is supplied with liquid fuel, and which discharges gas generated by a chemical reaction accelerated by the anode catalyst, and an oxidizing agent electrode which includes a cathode catalyst, which is disposed in the other side of the electrolyte membrane, and which is supplied with air, and a control unit controlling a load applied to the fuel cell. The control unit increases the load in at least one of two cases, one case being when electric power generated by the fuel cell lowers below a predetermined reference value and another case being at predetermined time intervals, and stops the increase of the load after elapsing a predetermined time period from the start of the increase of the load.
摘要翻译： 燃料电池装置包括燃料电池产生电力，并且包括燃料电极，其包括阳极催化剂，阳极催化剂设置在电解质膜的一侧，供给液体燃料，并且排出由化学反应产生的气体 由阳极催化剂加速的氧化剂电极和设置在电解质膜的另一侧并被供给空气的阴极催化剂的氧化剂电极以及控制施加到燃料电池的负荷的控制单元。 控制单元在两种情况中的至少一种情况下增加负载，一种情况是当燃料电池产生的电力低于预定基准值，另一种情况是以预定的时间间隔，并且在经过一段时间后停止负载的增加 从负载增加开始的预定时间段。
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公开(公告)号：US20080241618A1
公开(公告)日：2008-10-02
申请号：US12054889
申请日：2008-03-25
申请人： Yuusuke Sato , Hiroaki Hirazawa , Masato Akita
发明人： Yuusuke Sato , Hiroaki Hirazawa , Masato Akita
IPC分类号： H01M8/04
CPC分类号： H01M8/2455 , H01M8/0263 , H01M8/0265 , H01M8/0271 , H01M8/0297 , H01M8/04186 , H01M8/04201 , H01M8/0668 , H01M8/241 , H01M8/2483 , Y02P70/56
摘要： A fuel cell is provided with an assembly including an electrolytic membrane and anode and cathode electrodes on both sides of the membrane, a unit providing a path for supplying liquid fuel to the anode side of the membrane, a unit providing a path for supplying air to the cathode electrode side of the membrane, a unit providing a path for discharging gas from the anode electrode side of the membrane, and stacking members stacked in a state of sealing each other on an outer surface of the anode electrode. In this cell, the anode electrode and the stacking members configure a stacking structure, the liquid fuel supply path includes at least one through-hole passing through the stacking structure, and the gas discharge path includes at least one through-hole passing through the stacking structure independently of the at least one through-hole of the liquid fuel supply path.
摘要翻译： 燃料电池设置有包括电解膜和在膜的两侧的阳极和阴极电极的组件，提供用于向膜的阳极侧供应液体燃料的路径的单元，提供用于将空气供应的路径的单元 膜的阴极电极侧，提供从膜的阳极电极侧排出气体的路径的单元和在阳极电极的外表面上以彼此密封的状态堆叠的堆叠构件。 在该电池中，阳极电极和堆叠构件构成堆叠结构，液体燃料供给路径包括通过堆叠结构的至少一个通孔，气体排出路径包括穿过层叠体的至少一个通孔 独立于液体燃料供给路径的至少一个通孔。
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公开(公告)号：US20080107955A1
公开(公告)日：2008-05-08
申请号：US11970609
申请日：2008-01-08
IPC分类号： H01M8/02
CPC分类号： H01M8/0263 , H01M8/0258 , H01M8/04186 , H01M8/1011 , H01M8/241 , H01M8/2455 , H01M8/2483 , Y02E60/523
摘要： A direct type fuel cell power generator comprises an anode electrode including an anode catalyst layer, a cathode electrode including a cathode catalyst layer, a fuel container comprising at least two electromotive portion units, each of which comprises an electrolyte film disposed between the anode electrode and the cathode electrode, the fuel container housing a fuel therein, and a fuel flow path to supply a fuel in the electromotive portion unit. In the power generator, the fuel flow path has a flow path which produces flow-back again from the fuel container to the first electromotive portion unit via the first electromotive portion unit and the second electromotive portion unit, and which is not branched during the flow-back.
摘要翻译： 直接型燃料电池发电机包括阳极电极，阳极电极包括阳极催化剂层，包括阴极催化剂层的阴极电极，包括至少两个电动部分单元的燃料容器，每个电极部分包括设置在阳极电极和 阴极电极，容纳燃料的燃料容器和用于在电动部分单元中供应燃料的燃料流动路径。 在发电机中，燃料流路具有经由第一电动部分单元和第二电动部分单元从燃料容器再次回流到第一电动部分单元的流动路径，并且在流动期间不分支 -背部。
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公开(公告)号：US20070072048A1
公开(公告)日：2007-03-29
申请号：US11387881
申请日：2006-03-24
申请人： Takuya Hongo , Yutaka Sata , Eiichi Sakaue , Yuusuke Sato , Hirohisa Miyamoto , Norihiro Tomimatsu , Takahiro Suzuki , Atsushi Sadamoto , Masato Akita
发明人： Takuya Hongo , Yutaka Sata , Eiichi Sakaue , Yuusuke Sato , Hirohisa Miyamoto , Norihiro Tomimatsu , Takahiro Suzuki , Atsushi Sadamoto , Masato Akita
IPC分类号： H01M8/02
CPC分类号： H01M8/1011 , H01M8/0234 , H01M8/04186 , Y02E60/523
摘要： A fuel cell includes a fuel electrode, an oxidant electrode, a fuel supply port, and a porous material layer for transferring a liquid fuel from the fuel supply port to the fuel electrode. The porous material layer has different values of at least one of a porosity, a permeability and a tortuosity factor depending on the distance of a site of the porous material layer from at least one of the fuel supply port and the fuel electrode.
摘要翻译： 燃料电池包括燃料电极，氧化剂电极，燃料供给口和用于将液体燃料从燃料供给口转移到燃料电极的多孔材料层。 多孔材料层根据多孔材料层的位置与燃料供给口和燃料电极中的至少一个的距离而具有不同的孔隙率，渗透率和弯曲因数中的至少一个。
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公开(公告)号：US08597856B2
公开(公告)日：2013-12-03
申请号：US12054004
申请日：2008-03-24
申请人： Yoshihiro Akasaka , Masato Akita , Ryosuke Yagi , Hiroyasu Sumino , Kazuhiro Yasuda , Taishi Fukazawa
发明人： Yoshihiro Akasaka , Masato Akita , Ryosuke Yagi , Hiroyasu Sumino , Kazuhiro Yasuda , Taishi Fukazawa
CPC分类号： H01M8/1011 , H01M8/0234 , H01M8/0239 , H01M8/0243 , H01M8/0245 , Y02E60/523
摘要： A direct methanol fuel cell includes a cathode catalyst layer; an electrolyte membrane; an anode catalyst layer; a first fuel control layer that is water-repellent and conductive and that has pores; a second fuel control layer that is water-repellent and conductive and that has larger pores than the those of the first fuel control layer; a third fuel control layer that is water-repellent and conductive and that has smaller porous than those of the first fuel control layer and those of the second fuel control layer; and an anode GDL layer that is water-repellent and conductive, wherein the membrane and the layers above are arranged in the above order.
摘要翻译： 直接甲醇燃料电池包括阴极催化剂层; 电解质膜; 阳极催化剂层; 第一燃料控制层，其具有防水和导电并且具有孔; 第二燃料控制层，其具有防水和导电并且具有比第一燃料控制层的孔更大的孔; 第三燃料控制层，其具有防水和导电性，并且具有比第一燃料控制层和第二燃料控制层的少的多孔; 以及防水导电性的阳极GDL层，其中上述膜和上述层以上述顺序排列。
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公开(公告)号：US07681760B2
公开(公告)日：2010-03-23
申请号：US12169999
申请日：2008-07-09
申请人： Atsushi Sadamoto , Yuusuke Sato , Eiichi Sakaue , Masato Akita
发明人： Atsushi Sadamoto , Yuusuke Sato , Eiichi Sakaue , Masato Akita
CPC分类号： H01M8/04
摘要： A liquid cartridge for supplying liquid to an external device connected therewith is provided with a casing, a partition member movably fitted in the casing, which partitions the casing into a first chamber and a second chamber, an outlet port communicating between the first chamber and the external device and a pressure unit housed in the second chamber, which presses the partition member so as to discharge the liquid out of the outlet port.
摘要翻译： 用于将液体供应到与其连接的外部设备的液体盒设置有壳体，可移动地装配在壳体中的分隔构件，其将壳体分隔成第一室和第二室，在第一室和第二室之间连通的出口 外部装置和容纳在第二室中的压力单元，其压紧分隔构件以将液体排出出口。
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