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    • 1. 发明专利
    • 内燃機関及び内燃機関の制御方法
    • 内燃机内燃机及其控制方法
    • JP2014202130A
    • 2014-10-27
    • JP2013078675
    • 2013-04-04
    • 日産自動車株式会社Nissan Motor Co Ltd
    • SHINJO TAKASHISHIRAISHI TAISUKEMAEDA YOJIYAGUCHI TATSUYAKASAI MICHIHARU
    • F02M27/02F02M25/07F02M27/04
    • Y02T10/121Y02T10/126
    • 【課題】燃焼の安定化のために電圧印加によるプラズマ生成と改質触媒による燃料改質を行なう内燃機関の、エンジンルーム内でのレイアウトの自由度を高め、かつ改質触媒の早期活性化を図る。【解決手段】内燃機関1の排気の一部を吸気通路2へ還流させるEGR通路10と、EGR通路10を流れる排気に炭化水素燃料を添加する燃料添加手段14、15と、添加された炭化水素燃料を水素分子に改質する改質触媒12と、EGR通路10を流れる排気に電圧を印加することで水素イオンを含むプラズマを生成させるプラズマ生成装置13とを備え、改質触媒12とプラズマ生成装置13を直列かつ独立して配置する。【選択図】図1
    • 要解决的问题:提供一种利用用于稳定燃料的改性催化剂的电压施加和燃料改性来进行等离子体生成的内燃机,其中在发动机室中的布置自由度提高,并且改性催化剂的早期活化 解决方案:内燃机1包括:EGR通路10,将内燃机1的废气排放部分回流到进气通道2; 燃料添加装置14,15将碳氢化合物燃料添加到在EGR通道10中流动的废气排放物; 将添加的烃燃料改性为氢分子的改性催化剂12; 以及等离子体产生装置13,其通过对在EGR通路10中流动的废气排放施加电压来产生包含氢离子的等离子体。改性催化剂12和等离子体产生装置13被串联并且独立地排列。
    • 2. 发明专利
    • Ignition control device and ignition control method for internal combustion engine
    • 点火控制装置和内燃机点火控制方法
    • JP2013238129A
    • 2013-11-28
    • JP2012110153
    • 2012-05-14
    • Nissan Motor Co Ltd日産自動車株式会社
    • SHIRAISHI TAISUKEYAGUCHI TATSUYA
    • F02P9/00F02P3/01F02P15/08
    • PROBLEM TO BE SOLVED: To ensure stable ignition of an internal combustion engine by using in combination ignition of an air-fuel mixture in the cylinder by low temperature plasma and ignition of an air-fuel mixture in the cylinder by thermal plasma.SOLUTION: If in-cylinder gas density at the time of ignition is predetermined gas density or higher (S2), the in-cylinder gas temperature at the time of ignition is a predetermined temperature or higher (S3), and the rotational speed of the internal combustion engine is a predetermined rotational speed or lower (S4), an ignition plug is controlled so that ignition of an air-fuel mixture is performed by low temperature plasma (S5). Thus, its ignition delay period is shortened compared with ignition of an air-fuel mixture performed by thermal plasma, so that preferable ignition is ensured, variation of initial combustion is restrained, and stable combustion can be achieved.
    • 要解决的问题:为了确保内燃机的稳定点火,通过使用低温等离子体中的空气 - 燃料混合物在气缸中联合点火,并通过热等离子体点燃气缸中的空气燃料混合物。解决方案:如果 在点火时的气缸内气体密度为规定的气体密度以上(S2),点火时的缸内气体温度为规定温度以上(S3),内燃机的转速 是预定旋转速度或更低(S4),控制火花塞使得通过低温等离子体进行空燃混合物的点火(S5)。 因此,与通过热等离子体进行的空气 - 燃料混合物的点火相比,其点火延迟时间缩短,从而确保优选的点火,并且抑制初始燃烧的变化,并且可以实现稳定的燃烧。
    • 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 system
    • 燃油电池系统
    • JP2013004467A
    • 2013-01-07
    • JP2011137460
    • 2011-06-21
    • Nissan Motor Co Ltd日産自動車株式会社
    • YAGUCHI TATSUYAMIWA HIROMICHIKAMIJO MOTOHISA
    • H01M8/06C01B3/38H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a fuel cell system which can improve the efficiency of power generation without causing carbon deposition.SOLUTION: A new fuel flow rate introduced into a fuel reformer 15a is determined according to a request for fuel cell output, and further a discharged fuel circulation rate Ry or a ratio of branching by a first branch valve 25, a discharged fuel circulation rate Rd or a ratio of branching by a second branch valve 26, and O2/C are set on the basis of the determined fuel flow rate so as to heighten the operating efficiency of a fuel cell 11. Meanwhile, control means controls the first branch valve 25 and the second branch valve 26 so that each of the branching ratios will be achieved. Furthermore, the amount of air supplied to the fuel reformer 15a is controlled so that the O2/C will be achieved. As a result, it is possible to run a fuel cell system with high efficiency without causing carbon deposition and without causing insufficiency of the amount of heat required for reforming.
    • 要解决的问题:提供一种能够提高发电效率而不引起碳沉积的燃料电池系统。 解决方案:根据燃料电池输出的要求确定引入燃料重整器15a的新燃料流量,进一步地,排出的燃料循环量Ry或第一分支阀25的分流比,排出的燃料 基于确定的燃料流量设定循环速度Rd或通过第二分支阀26的分支比例和O2 / C,以提高燃料电池11的运行效率。同时,控制装置控制第一 分支阀25和第二分支阀26,从而实现每个分支比。 此外,控制供给到燃料重整器15a的空气量,使得实现O2 / C。 结果,可以高效率地运行燃料电池系统而不引起碳沉积,并且不会导致重整所需的热量不足。 版权所有(C)2013,JPO&INPIT
    • 5. 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
    • 6. 发明专利
    • Fuel cell system and operation method of the same
    • 燃料电池系统及其操作方法
    • JP2010211931A
    • 2010-09-24
    • JP2009053581
    • 2009-03-06
    • Nissan Motor Co Ltd日産自動車株式会社
    • YAGUCHI TATSUYAMIWA HIROMICHI
    • H01M8/06H01M8/04H01M8/12
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To make a fuel reformer superbly perform reforming reaction, even at the time of large output fluctuation.
      SOLUTION: A fuel cell includes a fuel cell 10 provided with an anode 12 and a cathode 13, the fuel reformer 40 to reform raw fuel to be fed to the anode 12, a combustor 20 to form heating gas, an exhaust hydrogen-containing gas feeding passage 12c to which the heating gas exhausted from the combustor 20 is fed and which is provided with a heat exchanger 30 which exchanges heat of the fuel reformer 40 as well as feeds the exhaust hydrogen-containing gas to the combustor, an oxygen-containing gas exhausting passage 13b for exhausting the oxygen containing gas exhausted from the cathode 13 to outside, and an oxygen-containing gas branch-feeding passage 13c to branch-feed a portion of the exhaust oxygen-containing gas exhausted from the cathode to the combustor 20.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:即使在输出波动大的时候,也可以使燃料重整器成功地进行重整反应。 解决方案:燃料电池包括设置有阳极12和阴极13的燃料电池10,用于将要供给到阳极12的原料燃料进行改质的燃料重整器40,形成加热气体的燃烧器20,排气氢 供给从燃烧器20排出的加热气体的气体供给通道12c,并且设置有热交换器30,该热交换器30与燃料重整器40进行热交换,并将排出的含氢气体供给到燃烧器, 用于将从阴极13排出的含氧气体排出到外部的含氧气体排出通道13b和含氧气体分支供给通道13c,以将从阴极排出的排出的含氧气体的一部分分支供给到 燃烧器20。版权所有(C)2010,JPO&INPIT
    • 7. 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
    • 8. 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
    • 9. 发明专利
    • Separator for fuel cell
    • 燃料电池分离器
    • JP2009231172A
    • 2009-10-08
    • JP2008077245
    • 2008-03-25
    • Nissan Motor Co Ltd日産自動車株式会社
    • YAGUCHI TATSUYANAKAJIMA YASUSHITAKEUCHI KAZUFUMIKOMATSU HIROKAZU
    • H01M8/02H01M8/12
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To provide a separator for a fuel cell, which can achieve uniform temperature distribution at the time of a regular operation and rapid starting of the fuel cell by making it conductive at high temperature.
      SOLUTION: In the separator S1 of a fuel cell unit U having unit cells 1 and a plate-shaped separator 3 for forming a gas passage between unit cells 1, the separator S1 comprises a filling-up member 11 made of a material having thermal conductivity higher than that of a Cr containing Fe alloy, and a packing member 12 made of one of a material having corrosion resistance and oxidation resistance higher than those of the Cr containing Fe alloy and a material having corrosion resistance and oxidation resistance higher than those of the filling-up member 11. Both of high thermal conductivity and sufficient corrosion resistance and oxidation resistance are prepared by packing the filling-up member 11 with the packing member 12.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种燃料电池用隔板,其能够通过使其在高温下导通而在正常运行时和燃料电池快速启动时实现均匀的温度分布。 解决方案:在具有单元电池1的燃料电池单元U和用于在单元电池1之间形成气体通道的板状隔板3的隔板S1中,隔板S1包括由材料制成的填充构件11 导热率高于含Cr的Fe合金的热导率,以及由耐腐蚀性和耐氧化性高于含Cr的Fe合金的材料中的一种材料制成的填料构件12和耐腐蚀性和抗氧化性高于 填充部件11的高导热性和足够的耐腐蚀性和抗氧化性通过将填充部件11与包装部件12包装来制备。版权所有(C)2010,JPO&INPIT
    • 10. 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