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    • 1. 发明专利
    • Liquid-injection air cell
    • 液体注射空气细胞
    • JP2014194886A
    • 2014-10-09
    • JP2013070910
    • 2013-03-29
    • Nissan Motor Co Ltd日産自動車株式会社
    • KUSHIBIKI KEIKOMIYAZAWA ATSUSHI
    • H01M12/06H01M2/36
    • Y02E60/128
    • PROBLEM TO BE SOLVED: To solve the problem that, since a conventional liquid-injection air cell is configured to manually pressurize and inject an electrolyte, in use for an auxiliary power source or the like for an automobile, it is difficult to perform liquid injection during travel and to speedily start power generation.SOLUTION: A liquid-injection air cell C1 comprises: a cell integrated body S formed by arraying a plurality of unit cells 1 each including a storage part 1C for an electrolyte liquid 2; and a storage tank T for the electrolyte liquid 2. The cell integrated body S and the storage tank T are connected so as to perform liquid injection. The storage tank T is structured to accommodate an internal tank 4 that can be deformed by shrinkage, in a casing 3 and includes tank opening means 5, 7 and 8 for opening a part of the internal tank 4 and tank pressurizing means 3A and 3B for pressurizing the internal tank 4 and deforming it by shrinkage. Thus, the injection of the electrolyte liquid 2 is easily automated and even in use for an auxiliary power source or the like for an automobile, power generation can be speedily started by performing liquid injection during travel.
    • 要解决的问题为了解决由于常规的液体注射空气电池被配置为手动加压和注入电解质,在用于汽车的辅助动力源等的用途中,难以进行液体注入 液体注入空气电池C1包括:通过排列多个单元电池1形成的电池集成体S,每个单电池单元1包括电解液2的存储部分1C; 以及用于电解液2的储存箱T.电池一体体S和储罐T连接以进行液体注入。 储罐T构造成容纳在壳体3中可以通过收缩而变形的内部容器4,并且包括用于打开内部容器4的一部分和罐加压装置3A和3B的罐打开装置5,7和8,用于 对内槽4进行加压,并通过收缩使其变形。 因此,电解液2的注入容易自动化,即使在汽车的辅助动力源等中使用时,也可以通过在行驶中进行液体喷射来快速地开始发电。
    • 2. 发明专利
    • Fuel cell system
    • 燃油电池系统
    • JP2013196819A
    • 2013-09-30
    • JP2012060133
    • 2012-03-16
    • Nissan Motor Co Ltd日産自動車株式会社
    • KUSHIBIKI KEIKOOGAWA TOME
    • H01M8/04H01M8/12
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To provide a fuel cell system in which durability can be enhanced at start-up.SOLUTION: The fuel cell system including a stack 11, and a combustor 21 for rising the temperature by supplying combustion gas to the stack 11 at start-up is further provided with a control unit 31 performing control for rising the temperature of the sack 11 by supplying combustion gas of the combustor 21 for start-up to the cathode 11a of the sack 11 in start mode, and for reducing the flow rate Fb of combustion gas being supplied to the stack 11 when the temperature of the stack 11 reaches a preset temperature equalization start temperature T1. Since the temperature of the stack 11 is equalized by such control of the control unit 31, deterioration and damage of the stack 11 due to variation in temperature distribution at start-up can be prevented.
    • 要解决的问题:提供一种在起动时能够提高耐久性的燃料电池系统。解决方案:包括堆叠11的燃料电池系统和用于通过向堆叠11供应燃烧气体来升高温度的燃烧器21 启动还设置有控制单元31,控制单元31通过在启动模式下将用于启动的燃烧器21的燃烧气体供给到袋11的阴极11a,并且用于减少流动来执行用于提高袋11的温度的控制 当堆叠11的温度达到预设温度均衡开始温度T1时,供应到堆叠11的燃烧气体的速率Fb。 由于通过控制单元31的这种控制使叠层11的温度相等,所以可以防止由于起动时的温度分布的变化引起的堆叠11的劣化和损坏。
    • 3. 发明专利
    • Fuel cell stack
    • 燃料电池堆
    • JP2013093184A
    • 2013-05-16
    • JP2011233989
    • 2011-10-25
    • Nissan Motor Co Ltd日産自動車株式会社
    • SATO NORITOSHINAKAJIMA YASUSHIKUSHIBIKI KEIKOYAGUCHI TATSUYAKOMATSU HIROKAZU
    • H01M8/02H01M8/12
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To prevent deformation when interconnectors are laminated one on another even when the interconnectors are thinned.SOLUTION: A fuel cell stack includes a separator 11 having a plurality of power collection protrusions 13 respectively formed vertically on opposite surfaces. The plurality of power collection protrusions 13 are disposed opposite to each other. When the power collection protrusions 13 have a higher strength than the separator 11 and unit cells 22 have higher strength than the power collection protrusions 13, the separator 11 can be deformed if the unit cells 22 have a warp and strain. Therefore, it is possible to prevent that only the height of one gas circulation path is decreased, thereby mitigating variation in the height of gas circulation paths.
    • 要解决的问题:为了防止互连器彼此层压时的变形,即使互连器件变薄。 解决方案:燃料电池堆包括具有分别在相对表面上垂直形成的多个集电凸起13的隔板11。 多个集电突起13彼此相对布置。 当集电突起13具有比隔板11更高的强度,并且单元电池22具有比集电突起13更高的强度时,如果单元电池22具有翘曲和应变,则隔板11可能变形。 因此,可以防止仅一个气体循环路径的高度减小,从而减轻气体循环路径的高度的变化。 版权所有(C)2013,JPO&INPIT
    • 4. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2012248523A
    • 2012-12-13
    • JP2011121955
    • 2011-05-31
    • Nissan Motor Co Ltd日産自動車株式会社
    • OGAWA TOMEKUSHIBIKI KEIKOSATO NORITOSHINAKAJIMA YASUSHIYAGUCHI TATSUYA
    • H01M8/02H01M8/00H01M8/12H01M8/24
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To solve the problem that the central part of a conventional fuel cell has a high temperature, thus causing a non-uniform heat generation distribution.SOLUTION: A fuel cell C1 includes a single cell 1 having a structure in which an electrolyte layer is held between a fuel electrode layer and an air electrode layer; a separator 2 configured to form a closed space with the fuel electrode layer of the signal cell 1; and a gas guide member 3 configured to form a gas passage of a predetermined shape in the closed space. A cross-sectional area of a downstream region B of the gas passage is smaller than a cross-sectional area of an upstream region A, thus achieving a uniform heat generation distribution in the single cell 1.
    • 要解决的问题为了解决传统燃料电池的中心部分具有高温的问题,因此导致不均匀的发热分布。 解决方案:燃料电池C1包括具有电解质层保持在燃料电极层和空气电极层之间的结构的单电池1; 配置为与信号单元1的燃料电极层形成封闭空间的分离器2; 以及气体引导构件3,其构造成在封闭空间中形成预定形状的气体通道。 气体通道的下游区域B的横截面面积小于上游区域A的横截面面积,从而在单电池1中实现均匀的发热分布。版权所有(C)2013 ,JPO&INPIT
    • 5. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2010135192A
    • 2010-06-17
    • JP2008310396
    • 2008-12-05
    • Nissan Motor Co Ltd日産自動車株式会社
    • YAGUCHI TATSUYAKUSHIBIKI KEIKOOGAWA HIROSHI
    • H01M8/24H01M8/02H01M8/12
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To provide a fuel cell capable of uniformizing the temperature distribution in a fuel cell unit and a stack structure. SOLUTION: In this fuel cell FC, on a cross section orthogonal to the laminating direction of the fuel cell unit U, a reaction gas introducing pipe 11 and a discharge pipe 12 are arranged on one side of the stack structure S, and an outer peripheral gas flow passage 14 is formed by arranging a gas guiding member 13 along an outer peripheral edge part of the stack structure S from the introducing pipe 11, and an opening area 15 of the gas guiding member is arranged on the other side of the stack structure S, and a reaction gas flow passage is formed in order of the introducing pipe 11, the outer peripheral gas flow passage 14, the opening area 15, a clearance between the mutual fuel cell units U and the discharge pipe 12. Heat resistance of an opening area 15 side part from the center of the fuel cell unit U, is constituted smaller than heat resistance of a discharge pipe 12 side part from the center, so that the temperature distribution in the fuel cell unit U and the stack structure S can be uniformized. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够使燃料电池单元和堆叠结构中的温度分布均匀化的燃料电池。 解决方案:在该燃料电池FC中,在与燃料电池单元U的层叠方向正交的截面上,反应气体导入管11和排出管12配置在堆叠结构体S的一侧, 外部气体流路14通过从引入管11沿着堆叠结构体S的外周缘部配置气体引导构件13而形成,导气构件的开口区域15配置在 堆叠结构S和反应气体流路按照引入管11,外周气体流路14,开口区域15,共同燃料电池单元U与排出管12之间的间隙的顺序形成。加热 从燃料电池单元U的中心开始的开口区域15侧部的电阻小于排出管12侧部分与中心的耐热性,使得燃料电池单元U和堆叠结构中的温度分布 S可以均匀化。 版权所有(C)2010,JPO&INPIT
    • 6. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2010027215A
    • 2010-02-04
    • JP2008183457
    • 2008-07-15
    • Nissan Motor Co Ltd日産自動車株式会社
    • HIZUKA YOSUKENAKAYAMA TATSUOMIYASUDA YOSHITERUYAGUCHI TATSUYAKUSHIBIKI KEIKOOGAWA HIROSHIISHIWATARI KAZUHIKOOWADA MASARUNAGASHIMA TOMIO
    • H01M8/24H01M8/04H01M8/12
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To provide a fuel cell that performs temperature regulation satisfactorily and achieves uniform temperature distribution in a fuel cell unit and a stack structure.
      SOLUTION: A fuel cell FC1 has a construction in which a stack structure S is formed with fuel cell units U stacked with gaps between them, the stack structure S is accommodated in a case C, an injection tube 11 and an exhaustion tube 12 for an oxidant gas are disposed within the case C, and the oxidant gas is flowed in the gaps between the fuel cell units U of the stack structure S. In a passage from the injection tube 11 through the gaps between the fuel cell units U to the exhaustion tube 12, a bulkhead section 23 separating a flowing area prior to flowing in the gaps from a flowing area posterior to flowing in the gaps is provided with fine irregularities A, thereby raising a heat-transfer coefficient of the bulkhead section 23 and achieving uniform temperature distribution in the fuel cell units U and the stack structure S.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种令人满意地进行温度调节并且在燃料电池单元和堆叠结构中实现均匀的温度分布的燃料电池。 解决方案:燃料电池FC1具有这样的结构,其中堆叠结构S形成有燃料电池单元U,其间堆叠有间隙,堆叠结构S容纳在壳体C中,注入管11和排气管 12的氧化剂气体设置在壳体C内,氧化剂气体在堆叠结构S的燃料电池单元U之间的间隙中流动。在从喷射管11通过燃料电池单元U之间的间隙的通道 在排气管12中,在从间隙中流动的间隙中流动的间隙中流动之前的流动区域分离的隔板部23设置有细小的凹凸A,从而提高隔板部23的传热系数, 在燃料电池单元U和堆叠结构S中实现均匀的温度分布。版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Cell unit, cell stack, and fuel cell
    • 电池单元,电池块和燃料电池
    • JP2009140681A
    • 2009-06-25
    • JP2007314282
    • 2007-12-05
    • Nissan Motor Co Ltd日産自動車株式会社
    • SO AZUMAKUSHIBIKI KEIKOHATANO MASAHARUMIWA HIROMICHI
    • H01M8/02H01M8/12H01M8/24
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To improve durability by preventing precipitation of carbon and degradation of mechanical strength and output of a fuel electrode in power generation for a long period of time. SOLUTION: In the cell unit including a solid electrolyte cell 30 with an air electrode 32 and a fuel electrode 31 arranged in lamination at both sides of electrolyte 33, and carrying out power generation by separating and flowing two kinds of reaction gas respectively to the fuel electrode 31 and the air electrode 32, a carbonization prevention layer 100 for preventing carbonization of a non-opposing region P is formed at the latter P of the fuel electrode 31 not facing the air electrode 32. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过防止碳的沉淀和长时间发电中的燃料电极的机械强度和输出的劣化来提高耐久性。 解决方案:在包括具有空气电极32的固体电解质电池30和在电解液33的两侧层压布置的燃料电极31的电池单元中,分别通过分离和流动两种反应气体来进行发电 对于燃料电极31和空气电极32,在不面向空气电极32的燃料电极31的后面的P处形成用于防止非相对区域P的碳化的防止碳化层100。 C)2009年,JPO&INPIT
    • 8. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2009117283A
    • 2009-05-28
    • JP2007291735
    • 2007-11-09
    • Nissan Motor Co Ltd日産自動車株式会社
    • YAGUCHI TATSUYAKUSHIBIKI KEIKONAKAJIMA YASUSHIIBUKA SHIGEOOBARA KENJI
    • H01M8/24H01M8/04H01M8/12
    • H01M8/2475H01M8/04007H01M8/04089
    • PROBLEM TO BE SOLVED: To enable uniformity of temperature distribution in a plane of a solid electrolyte cell unit including a stack structure while excellently carrying out temperature adjustment of the stack structure even in either high load operation or low load operation. SOLUTION: A fuel cell containing the stack structure including a plurality of solid electrolyte cell units 10 polymerized with a gap s one another in a case 20, and including a gas inlet port 30 for introducing a reactant gas into the case 20 and a gas outlet port 40 for discharging the reactant gas introduced in the case 20 includes gas guide members 50 and 50 which orbit the reactant gas introduced from the gas inlet port 30 into the case 20 along an outer periphery Ba of the stack structure B and also guide it to the gas outlet port 40 through the gap s of the stack structure B. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:即使在高负载操作或低负载操作中,也能够在包括堆叠结构的固体电解质电池单元的平面内均匀地均匀化,同时优良地执行堆叠结构的温度调节。 解决方案:一种包含堆叠结构的燃料电池,其包括在壳体20中彼此间隙彼此聚合的多个固体电解质电池单元10,并且包括用于将反应气体引入壳体20的气体入口端口30, 用于排出引入到壳体20中的反应气体的气体出口40包括气体引导构件50和50,其沿着堆叠结构B的外周Ba将从气体入口30引入的反应气体轨道运动到壳体20中,并且还 通过堆叠结构B的间隙将其引导到气体出口40。版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Fuel cell power generation system and its control method
    • 燃料电池发电系统及其控制方法
    • JP2008305600A
    • 2008-12-18
    • JP2007149927
    • 2007-06-06
    • Nissan Motor Co Ltd日産自動車株式会社
    • SO AZUMAMIWA HIROMICHIHATANO MASAHARUKUSHIBIKI KEIKOTAKEUCHI KAZUFUMI
    • H01M8/06H01M8/04H01M8/12
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To provide a fuel cell power generation system in which a steam supply device is not required and large size and complexity of the device are not caused and which can prevent deposition of carbon on a fuel electrode even if hydrocarbon and carbon monoxide are contained in a fuel gas and can maintain the battery performance for a long time, and an operation and control method of the fuel cell power generation system.
      SOLUTION: When the fuel cell power generation system is operated by supplying a fuel gas containing hydrocarbon and/or carbon monoxide to a fuel cell stack 1 consisting of a solid oxide fuel cell, a sub-stack 4 consisting of a solid oxide fuel cell is arranged on an upstream side of the fuel cell stack 1 in a fuel supply passage 3 as a moisture adjustment means, and while an exhaust fuel gas from the sub-stack 4 containing moisture is introduced into the fuel cell stack 1, the operation condition of the sub-stack 4 is controlled so that the moisture amount exhausted from the sub-stack 4 may be a quantity not excess nor insufficient to prevent deposition of carbon in the fuel cell stack (main stack) 1.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:提供一种燃料电池发电系统,其中不需要蒸汽供应装置,并且不会引起装置的大尺寸和复杂性,并且可以防止碳沉积在燃料电极上,即使碳氢化合物 并且一氧化碳包含在燃料气体中并且可以长时间地保持电池性能,以及燃料电池发电系统的操作和控制方法。 解决方案:当燃料电池发电系统通过将含有碳氢化合物和/或一氧化碳的燃料气体供给到由固体氧化物燃料电池组成的燃料电池堆1来操作时,由固体氧化物 在作为湿度调节机构的燃料供给路3中,在燃料电池堆1的上游侧配置有燃料电池,在将来自含有水分的副堆叠体4的排出燃料气体导入燃料电池堆1的同时, 控制副堆叠4的运转状态,使得从副堆4排出的水分量可以是不过量的量,也不足以防止碳在燃料电池堆(主堆叠)1中沉积。

      COPYRIGHT (C)2009,JPO&INPIT