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    • 1. 发明授权
    • Fuel cell
    • 燃料电池
    • US07351487B2
    • 2008-04-01
    • US10424889
    • 2003-04-28
    • Shoji YamashitaShoji Kohsaka
    • Shoji YamashitaShoji Kohsaka
    • H01M8/12
    • H01M8/1226H01M4/9066H01M8/0217H01M8/1253H01M8/1286H01M8/2425H01M8/243Y02E60/525Y02P70/56
    • A fuel cell comprising a gas-permeable and electrically conducting support substrate having a fuel gas passage formed therein; a fuel-electrode layer formed on said substrate; a solid electrolytic layer formed on said support substrate so as to cover said fuel-electrode layer and containing ZrO2 in which rare earth elements are existing in the form of solid solutions; and an oxygen-electrode provided on the solid electrolytic layer so as to face said fuel-electrode layer; wherein said support substrate is formed of a metal of the iron family and/or an oxide of a metal of the iron family, and a rare-earth oxide containing at least one kind of element selected from the group consisting of Y, Lu, Yb, Tm, Er, Ho, Dy, Gd, Sm and Pr. The invention brings a coefficient of thermal expansion of the support substrate close to that of the solid electrolytic layer, and prevents a reduction in the performance of the solid electrolyte caused by the diffusion of elements from the support substrate.
    • 一种燃料电池,包括具有形成在其中的燃料气体通道的透气且导电的支撑基板; 形成在所述基板上的燃料电极层; 形成在所述支撑基板上的固体电解质层,以便覆盖所述燃料电极层并且含有稀土元素以固溶体的形式存在的ZrO 2 N 2; 以及设置在所述固体电解质层上以与所述燃料电极层相对的氧电极; 其特征在于,所述支撑基板由铁族的金属和/或所述铁族的金属的氧化物形成,并且含有选自Y,Lu,Yb中的至少一种元素的稀土氧化物 ,Tm,Er,Ho,Dy,Gd,Sm和Pr。 本发明使支撑基板的热膨胀系数接近固体电解质层的热膨胀系数,并且防止由于元件从支撑基板的扩散而导致的固体电解质性能的降低。
    • 2. 发明授权
    • Fuel cell
    • 燃料电池
    • US07285348B2
    • 2007-10-23
    • US10789932
    • 2004-02-27
    • Shoji YamashitaTakashi OnoShoji KohsakaKazuto MatsukamiMasato Nishihara
    • Shoji YamashitaTakashi OnoShoji KohsakaKazuto MatsukamiMasato Nishihara
    • H01M8/12H01M8/24
    • H01M8/0247H01M8/1231H01M8/2425H01M8/2432
    • A solid oxide fuel cell comprising an electrically conducting electrode-support substrate, an inner electrode layer, a solid electrolyte layer, an outer electrode layer and an interconnector, wherein said electrode-support substrate includes a flat plate having two flat surfaces which are in parallel with each other and forming a plurality of gas flow passages therein, and curved portions located at both ends of said flat plate, and said outer electrode layer is laminated on the solid electrolyte layer so as to be opposed to the other surface of said flat plate where the interconnector is not provided but so as not to be opposed to said curved portions. The solid oxide fuel cell features a small voltage drop, an increased output density, and is easily produced exhibiting stable characteristics.
    • 一种固体氧化物燃料电池,包括导电电极支撑基板,内部电极层,固体电解质层,外部电极层和互连器,其中所述电极支撑基板包括具有平行的两个平坦表面的平板 彼此形成多个气流通道,并且位于所述平板的两端的弯曲部分和所述外电极层层压在固体电解质层上以与所述平板的另一表面相对 其中没有设置互连器,而是不与所述弯曲部分相对。 固体氧化物燃料电池具有小的电压降,增加的输出密度,并且容易产生,表现出稳定的特性。
    • 4. 发明授权
    • Method of and apparatus for synthetic testing of a multi-break circuit
breaker
    • 多断路断路器合成试验方法及装置
    • US4454476A
    • 1984-06-12
    • US395712
    • 1982-07-06
    • Akio KobayashiSatoru YanabuShoji Yamashita
    • Akio KobayashiSatoru YanabuShoji Yamashita
    • H01H33/16G01R31/327G01R31/333G01R31/02
    • G01R31/3333
    • In a method of and apparatus for synthetic testing of a multi-break circuit breaker having a metallic tank and a series connection of interrupter units, and a non-grounded and a grounded lead conductors connected to the first and the second ends of the series connection, a short-circuit current is made to flow through the series connection, the circuit breaker is then operated, and upon completion of the interruption of the current, a first transient recovery voltage is supplied to the non-grounded lead conductor and is applied, in effect, across a first one of the interrupter units at the second end or across a train of interrupter units including said first one of the interrupter unit, and, simultaneously, a second transient recovery voltage is supplied to the tank, the first and the second transient recovery voltages having the same polarity and the second transient recovery voltage having substantially the same magnitude as the whole transient recovery voltage to be applied across all the interrupter units of the circuit breaker.
    • 在具有金属槽和断续器单元的串联连接的多断路断路器的合成测试方法和装置中,以及连接到串联连接的第一和第二端的非接地和接地引线导体 使短路电流流过串联连接,断路器然后被操作,并且当电流中断完成时,第一瞬态恢复电压被提供给非接地引线导体并被施加, 实际上,在第二端处的断续器单元中的第一个或包括断续器单元中的所述第一个的断续器单元串中的第一个断续器单元,并且同时将第二瞬态恢复电压提供给所述罐,所述第一和 具有相同极性的第二瞬态恢复电压和第二瞬态恢复电压具有与要施加的整个瞬态恢复电压基本相同的幅度 所有断路器的断路器单元。
    • 6. 发明授权
    • Electrically conducting ceramic and fuel cell using the same
    • 导电陶瓷和燃料电池使用它
    • US5604048A
    • 1997-02-18
    • US484763
    • 1995-06-07
    • Masato NishiharaMasahide AkiyamaShoji Yamashita
    • Masato NishiharaMasahide AkiyamaShoji Yamashita
    • C04B35/01H01M8/12H01M4/86
    • H01M4/9033C04B35/016
    • The present invention is an electrically conducting ceramic having improved electrical conductivity which comprises a perovskite-type composite oxide of a composition represented by the following formula(La.sub.1-x-y A.sub.x B.sub.y).sub.z (Mn.sub.1-u C.sub.u).sub.v O.sub..delta.wherein A represents at least one type of atom selected from the group consisting of Sc, Y, Nd, Yb, Er, Gd, Sm and Dy, B represents at least one type of atom selected from the group consisting of Ba, Sr and Ca, and C represents at least one type of atom selected from the group consisting of Co, Fe, Ni, Ce, Zr, Mg, Al, Sb and Cr, and x, y, z, u, v and .delta. are the numbers that satisfy the following formulas:0.02.ltoreq.x.ltoreq.0.5,0.1.ltoreq.y.ltoreq.0.6,0.90.ltoreq.z.ltoreq.1.05,0.ltoreq.u.ltoreq.0.5,v=1.0, and at a temperature of 1000.degree. C. in the open air,2.97.ltoreq..delta..ltoreq.3.04.A tubular-type fuel cell containing an electroconductive ceramic in accordance with this invention as an air electrode does not deform during operation for long period of time and yields a stabilized output and a planar type fuel cell which is free from peeling of air electrodes or does not decrease its output by the deformation of the cell.
    • 本发明是具有改进的导电性的导电陶瓷,其包含由下式(La1-x-yAxBy)z(Mn1-uCu)vO delta表示的组成的钙钛矿型复合氧化物,其中A表示至少一种 的选自Sc,Y,Nd,Yb,Er,Gd,Sm和Dy的原子,B表示选自Ba,Sr和Ca中的至少一种原子,C表示至少一种 选自Co,Fe,Ni,Ce,Zr,Mg,Al,Sb和Cr中的原子的类型,x,y,z,u,v和delta是满足下式的数:0.02 < /=x
    • 8. 发明授权
    • Electrode support for fuel cells
    • 电极支撑燃料电池
    • US08524419B2
    • 2013-09-03
    • US11575130
    • 2005-08-02
    • Tetsuro FujimotoShoji Yamashita
    • Tetsuro FujimotoShoji Yamashita
    • H01M4/36H01M4/48
    • H01M4/8605H01M4/8803H01M4/9033H01M8/0271H01M8/1226H01M8/1246H01M8/24H01M8/2425Y02E60/525Y02P70/56
    • An electrode support for fuel cells, the electrode support being made of a porous material having a Ni phase of Ni or NiO and an inorganic skeletal material phase, wherein an oxidation/reduction expansion-suppressing metal M of at least one selected from the group consisting of Fe, Co and Mn is solidly dissolved in the Ni phase or is biasedly distributed on the grain boundaries between the Ni phase and the inorganic skeletal material phase. The electrode support has its volume very little expanded or contracted even in an environment in which it is exposed to the reducing atmosphere and the oxidizing atmosphere alternately. The fuel cell having the fuel electrode, electrolyte layer and oxygen electrode formed on the electrode support effectively prevents the occurrence of cracks or exfoliation caused by expansion and the like when the reduction/oxidation cycle is repeated accompanying the generation of electricity and stop of generation, and maintains reliability very excellently over extended periods of time.
    • 一种用于燃料电池的电极支撑体,所述电极载体由具有Ni相Ni或NiO的多孔材料和无机骨架材料相制成,其中选自以下的至少一种的氧化/还原膨胀抑制金属M: 的Fe,Co和Mn牢固地溶解在Ni相中或倾斜地分布在Ni相和无机骨架材料相之间的晶界上。 电极载体的体积甚至在其暴露于还原气氛和氧化气氛的环境中也很少膨胀或收缩。 具有形成在电极支撑体上的燃料电极,电解质层和氧电极的燃料电池有效地防止了随着发电和停止发生而重复还原/氧化循环而引起的膨胀等引起的裂纹或剥离, 并在长时间内非常优秀地保持可靠性。