公开(公告)号：US07709130B2

公开(公告)日：2010-05-04

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： H01M2/00 ,  H01M2/02

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。

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。

公开(公告)号：US20090104499A1

公开(公告)日：2009-04-23

申请号：US12339146

申请日：2008-12-19

申请人： Yuusuke SATO ,  Masato Akita ,  Takuya Hongo ,  Ryosuke Yagi

发明人： Yuusuke SATO ,  Masato Akita ,  Takuya Hongo ,  Ryosuke Yagi

IPC分类号： H01M8/10 ,  H01M8/04

CPC分类号： H01M8/1011 ,  H01M8/0232 ,  H01M8/0234 ,  H01M8/04186 ,  H01M8/1004 ,  H01M2008/1095 ,  Y02E60/523 ,  Y02P70/56 ,  Y10T29/49108

摘要： A fuel cell system has a membrane electrode composite including an anode, cathode and an electrolyte membrane sandwiched between the anode and the cathode. A lyophobic porous member is located adjacent to the anode, and an anode channel plate is also located adjacent to the porous member. A gas recovery channel and a fuel supply channel are formed in the anode channel plate, gas generated at the anode side is recovered in the gas recovery channel and a liquid fuel is supplied to the anode through the fuel supply channel. The generating system also includes a circulating system along which the fuel circulates, and a fuel supply section that supplies fuel to the circulating system.

摘要翻译： 燃料电池系统具有包含负极和阴极之间的阳极，阴极和电解质膜的膜电极复合体。 疏水多孔构件位于阳极附近，并且阳极通道板也位于邻近多孔构件的位置。 在阳极通道板中形成气体回收通道和燃料供给通道，在气体回收通道中回收在阳极侧产生的气体，并且通过燃料供给通道向液体燃料供给液体燃料。 发电系统还包括燃料循环的循环系统和向循环系统供应燃料的燃料供应部分。

公开(公告)号：US20080233444A1

公开(公告)日：2008-09-25

申请号：US12051045

申请日：2008-03-19

申请人： Ryosuke Yagi ,  Yuusuke Sato ,  Yoshihiro Akasaka ,  Masato Akita

发明人： Ryosuke Yagi ,  Yuusuke Sato ,  Yoshihiro Akasaka ,  Masato Akita

IPC分类号： H01M8/04

CPC分类号： H01M8/1011 ,  H01M8/04186 ,  H01M8/04194 ,  H01M8/04197 ,  H01M8/04201 ,  Y02E60/523

摘要： A fuel cell system includes: a mixing tank storing a fuel solution; a power generator comprising a membrane electrode assembly having an electrolyte membrane, an anode electrode and a cathode electrode, generating power by reaction of the fuel solution with air; a fuel circulation unit circulating the fuel solution to the anode electrode; an air supply unit supplying air to the cathode electrode; and an air supply mechanism supply air to the anode electrode so as to discharge the fuel solution from the inside of the anode electrode to the mixing tank.

摘要翻译： 燃料电池系统包括：储存燃料溶液的混合罐; 发电机，其具有由电解质膜，阳极电极和阴极电极构成的膜电极组件，通过燃料溶液与空气的反应产生电力; 燃料循环单元，将燃料溶液循环到阳极电极; 空气供给单元，向阴极供给空气; 空气供给机构向阳极电极供给空气，以将燃料溶液从阳极电极的内部排出到混合槽。

公开(公告)号：US20080075988A1

公开(公告)日：2008-03-27

申请号：US11857214

申请日：2007-09-18

申请人： Takahiro SUZUKI ,  Masato Akita ,  Kei Matsuoka ,  Ryosuke Yagi ,  Akihiro Ozeki ,  Yuusuke Sato

发明人： Takahiro SUZUKI ,  Masato Akita ,  Kei Matsuoka ,  Ryosuke Yagi ,  Akihiro Ozeki ,  Yuusuke Sato

IPC分类号： H01M8/06

CPC分类号： H01M8/1009 ,  H01M8/04014 ,  H01M8/04029 ,  H01M8/04194 ,  H01M8/0432 ,  H01M8/04328 ,  H01M8/04365 ,  H01M8/04619 ,  H01M8/04626 ,  H01M8/04753 ,  H01M8/04768 ,  H01M8/0494 ,  H01M8/04955 ,  H01M8/249 ,  H01M16/006

摘要： A fuel cell system includes a plurality of fuel cell stacks; a mixing tank in which a liquid fuel mixture is stored; a plurality of liquid feed pumps configured to feed the liquid fuel mixture to the fuel cell stacks; a switch unit configured to switch on and off of a load connected with the fuel cell stacks: and a controller configured to control a feed of the fuel mixture to the fuel cell stacks, according to an ambient temperature of the fuel cell stacks.

摘要翻译： 燃料电池系统包括多个燃料电池堆; 储存液体燃料混合物的混合罐; 多个液体供给泵，其构造成将液体燃料混合物供给到燃料电池堆; 开关单元，被配置为接通和关闭与所述燃料电池堆相连的负载;以及控制器，其被配置为根据所述燃料电池堆的环境温度来控制所述燃料混合物对所述燃料电池堆的供给。

公开(公告)号：US20080233450A1

公开(公告)日：2008-09-25

申请号：US12043437

申请日：2008-03-06

申请人： Ryosuke Yagi ,  Yuusuke Sato ,  Koichiro Kawano

发明人： Ryosuke Yagi ,  Yuusuke Sato ,  Koichiro Kawano

IPC分类号： H01M8/10 ,  H01M4/86

CPC分类号： H01M8/04171 ,  H01M4/8605 ,  H01M8/0234 ,  H01M8/0245 ,  H01M8/0247 ,  H01M8/1007 ,  H01M8/1011 ,  Y02E60/523

摘要： A fuel cell includes: a membrane electrode assembly having: an electrolyte membrane, anode and cathode catalyst layers, and anode and cathode gas diffusion layers; a cathode porous body provided at an outer side of the cathode gas diffusion layer; and a cathode member provided at an outer side of the cathode porous body, an inner side of the cathode member having a protruded portion facing to the outer side of the cathode porous body, wherein a pressure is applied to the cathode porous body through the protruded portion of the cathode member so as to compress the cathode porous body.

摘要翻译： 燃料电池包括：膜电极组件，其具有电解质膜，阳极和阴极催化剂层以及阳极和阴极气体扩散层; 设置在阴极气体扩散层的外侧的阴极多孔体; 以及阴极部件，其设置在所述阴极多孔体的外侧，所述阴极部件的内侧具有面向所述阴极多孔体的外侧的突出部，其中，通过所述阴极部件的突出部向所述阴极多孔体施加压力 阴极部件的一部分，以压缩阴极多孔体。

公开(公告)号：US20080138668A1

公开(公告)日：2008-06-12

申请号：US11858395

申请日：2007-09-20

申请人： Masato Akita ,  Ryosuke Yagi ,  Yuusuke Sato ,  Eiichi Sakaue

发明人： Masato Akita ,  Ryosuke Yagi ,  Yuusuke Sato ,  Eiichi Sakaue

IPC分类号： H01M8/02 ,  B05D3/00

CPC分类号： H01M8/1011 ,  H01M4/921 ,  H01M4/926 ,  H01M8/0245 ,  H01M8/04119 ,  H01M2004/8684 ,  Y02E60/523 ,  Y02P70/56

摘要： A direct methanol fuel cell includes: an electrolyte membrane; an anode catalyst layer provided on one side of the electrolyte membrane, the anode catalyst layer accelerating the reaction of methanol with water to produce proton, electron and carbon dioxide; a cathode catalyst layer provided on the other side of the electrolyte membrane, the cathode catalyst layer accelerating the reaction between the proton, the electron and oxygen to produce water; a dense water-repelling layer having water-repelling property provided on the opposite side of the anode catalyst layer to the electrolyte membrane, the dense water-repelling layer being formed by calcining a slurry containing carbon powder and water-repelling polymer and having a thickness of 100 μm or more after calcination; and a porous gas-diffusing layer provided on the opposite side of the dense water-repelling layer to the anode catalyst layer.

摘要翻译： 直接甲醇燃料电池包括：电解质膜; 阳极催化剂层设置在电解质膜的一侧，阳极催化剂层加速甲醇与水的反应产生质子，电子和二氧化碳; 设置在电解质膜的另一侧的阴极催化剂层，阴极催化剂层促进质子，电子和氧之间的反应以产生水; 在阳极催化剂层的与电解质膜相反的一侧设置有具有防水性的致密的防水层，所述致密防水层通过煅烧含有碳粉和防水聚合物的浆料形成，并具有厚度 煅烧后100小时以上; 以及多孔气体扩散层，其设置在与所述阳极催化剂层相反的所述致密斥水层的相反侧。

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

IPC分类号： H01M8/04 ,  H01M4/86

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。

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

IPC分类号： H01M4/86 ,  H01M8/02 ,  H01M8/10

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。

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。