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    • 6. 发明专利
    • Particle of metal oxide catalyst-support for use in cleaning exhaust, and exhaust cleaning catalyst
    • 用于清洁废气的金属氧化物催化剂支持颗粒和排气清洁催化剂
    • JP2011125862A
    • 2011-06-30
    • JP2011020875
    • 2011-02-02
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • MIURA MASAHIDETAKAGI NOBUYUKIMATSUMOTO SHINICHITANABE TOSHITAKANAGAI YASUTAKADOMAE KAZUHIKOIKEDA YASUO
    • B01J23/63B01D53/94B01J23/96B01J35/10B01J38/10B01J38/12F01N3/10F01N3/28
    • Y02A50/2324
    • PROBLEM TO BE SOLVED: To provide an exhaust cleaning catalyst that allows suitable redistribution of platinum present therein, a method of redistributing platinum present in the exhaust cleaning catalyst, particles of a metal oxide catalyst-support for producing the exhaust cleaning catalyst, and a method of producing the particles of a metal oxide catalyst-support. SOLUTION: The particle of a metal oxide catalyst-support includes a first and a second metal oxides and is constituted of a core and a shell each having a mutually different composition. The molar fraction of the metal constituting the first metal oxide present in the core is greater than that of the metal constituting the first metal oxide present in the shell, and the molar fraction of the metal constituting the second metal oxide present in the shell is greater than that of the metal constituting the second metal oxide present in the core. The second metal oxide is selected from the group consisting of oxides of rare earth excluding ceria and oxides of alkali earth metal. The exhaust cleaning catalyst includes the particles of the metal oxide catalyst-support, and platinum supported thereby. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供允许铂的存在的适当的再分配的排气净化催化剂,重新分配排气净化催化剂中存在的铂的方法,用于制造废气净化催化剂的金属氧化物催化剂载体的颗粒, 以及制造金属氧化物催化剂载体的颗粒的方法。 解决方案:金属氧化物催化剂载体的颗粒包括第一和第二金属氧化物,并且由具有相互不同组成的芯和壳构成。 存在于芯中的构成第一金属氧化物的金属的摩尔分数大于构成外壳中存在的第一金属氧化物的金属的摩尔分数,构成壳中的第二金属氧化物的金属的摩尔分数更大 比构成芯中存在的第二金属氧化物的金属更高。 第二金属氧化物选自不含二氧化铈的稀土氧化物和碱土金属的氧化物。 废气净化催化剂包括金属氧化物催化剂载体的颗粒和由其负载的铂。 版权所有(C)2011,JPO&INPIT
    • 8. 发明专利
    • Method and device for determining whether noble metal catalyst in gas sensor element has been deteriorated or not
    • 用于确定气体传感器元件中的非金属催化剂是否已被清除的方法和装置
    • JP2012241535A
    • 2012-12-10
    • JP2011109595
    • 2011-05-16
    • Toyota Motor Corpトヨタ自動車株式会社
    • NOMURA TAKASHIMATSUMOTO SHINICHI
    • F02D45/00G01N27/409
    • PROBLEM TO BE SOLVED: To provide a method and device for easily and accurately determining whether a noble metal catalyst has been deteriorated or not, by using stagnation time in which an output of a gas sensor element stagnates.SOLUTION: A gas sensor element 100 includes: a detecting part 10 including at least a solid electrolyte layer 3 provided on both sides, with a pair of electrodes 4 including a measured gas side electrode 41 and a reference gas side electrode 42; a catalyst layer 20 carrying a noble metal catalyst 22 surrounding a part of or the entire detecting part 10; and a protecting layer 30 surrounding the catalyst layer 20. A method for determining whether the noble metal catalyst 22 in the gas sensor includes: a step of measuring a stoichiometric stagnation time of the gas sensor element 100 around stoichiometric; and a step of comparing the stoichiometric stagnation time with a time period which is a threshold for determining the deterioration of the noble metal catalyst, and determining that the noble metal catalyst is deteriorated when the stoichiometric stagnation time is below the threshold.
    • 要解决的问题:提供一种容易且准确地确定贵金属催化剂是否劣化的方法和装置,通过使用气体传感器元件的输出停滞的停滞时间。 解决方案:气体传感器元件100包括:检测部分10,其至少包括设置在两侧的固体电解质层3,一对电极4,包括测量的气体侧电极41和参考气体侧电极42; 载有围绕一部分或全部检测部分10的贵金属催化剂22的催化剂层20; 以及围绕催化剂层20的保护层30.用于确定气体传感器中的贵金属催化剂22是否包括以下化学计量的步骤:测量气体传感器元件100的化学计量滞留时间; 以及将化学计量滞留时间与用于确定贵金属催化剂的劣化的阈值的时间段进行比较,并且当化学计量滞留时间低于阈值时,确定贵金属催化剂劣化的步骤。 版权所有(C)2013,JPO&INPIT
    • 9. 发明专利
    • Power unit
    • 动力单元
    • JP2012228974A
    • 2012-11-22
    • JP2011099070
    • 2011-04-27
    • Toyota Motor Corpトヨタ自動車株式会社
    • MATSUMOTO SHINICHITAKIZAWA KEIJIHOSHINA HIROSHIYAMAGUCHI YASUHIROTAKEMOTO MASAAKI
    • B60K6/405
    • H02K5/225
    • PROBLEM TO BE SOLVED: To provide a simple structure for feeding and receiving power to/from a rotary electric machine arranged in a case such as a transaxle case.SOLUTION: A first rotary electric machine 14 and a second rotary electric machine 16 are arranged in the transaxle case 10 in parallel. Each of the outer peripheral surfaces 26, 28 of both rotary electric machines is a columnar side surface, and defines a valley 30 with a part thereof facing each other. An opening is formed in a part of the transaxle case 10 that faces the valley 30, and is covered with a cover member 32. Power lines 22 passing through the cover member 32 are extended to and connected with terminals of power lines of the first rotary electric machine 14 and the second rotary electric machine 16.
    • 要解决的问题:提供一种简单的结构,用于向设置在诸如变速驱动桥壳的壳体中的旋转电机供电和接收电力。 解决方案:第一旋转电机14和第二旋转电机16平行布置在变速驱动桥壳体10中。 旋转电机的外周面26,28分别为圆柱状的侧面,并且形成有一部分面对的谷部30。 在驱动桥壳体10的面向谷部30的一部分上形成有开口,并且覆盖有盖构件32.穿过盖构件32的电力线22延伸到第一旋转体的电力线的端子并与其连接 电机14和第二旋转电机16.版权所有(C)2013,JPO&INPIT