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    • 1. 发明专利
    • Apparatus for producing hydrogen and fuel cell system using the same
    • 用于生产使用该催化剂的氢和燃料电池系统的装置
    • JP2009242171A
    • 2009-10-22
    • JP2008090813
    • 2008-03-31
    • Nippon Oil CorpSanyo Electric Co Ltd三洋電機株式会社新日本石油株式会社
    • SATO YASUSHIKATO EMIMATSUMOTO TAKANARIKADOWAKI MASATAKAYUGAWA RYUJIKAJITA TAKUYA
    • C01B3/38C01B3/48C01B3/56H01M8/06H01M8/10
    • C01B3/583C01B3/38C01B3/48C01B2203/0233C01B2203/0283C01B2203/044C01B2203/047C01B2203/066C01B2203/1047C01B2203/1052C01B2203/1058C01B2203/107C01B2203/1247C01B2203/127H01M8/0612H01M8/0668Y02E60/50
    • PROBLEM TO BE SOLVED: To provide an apparatus and a method for producing hydrogen, in each of which the temperature of a gas to be supplied to a selective oxidation catalyst layer is easily controlled in a moderate range without controlling the flow rate of a coolant, and to provide a fuel cell system which is made comparatively inexpensive and is stably operated easily. SOLUTION: The method for producing hydrogen includes: a reforming step of subjecting a raw material for producing hydrogen to a reforming reaction to obtain a hydrogen-containing gas; a shift reaction step of decreasing the concentration of carbon monoxide in the gas obtained at the reforming step by a shift reaction; a cooling step of cooling the gas obtained at the shift reaction step; a heating step of heating the gas cooled at the cooling step; and a selective oxidation reaction step of decreasing the concentration of carbon monoxide in the gas heated at the heating step. At the heating step, the gas cooled at the cooling step is heated by using the heat generated by a selective oxidation reaction in a heat exchange system. There are provided the apparatus for producing hydrogen suitable for carrying out this producing method, and the fuel cell system with the apparatus for producing hydrogen. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种用于生产氢的装置和方法,其中每一个要供应到选择性氧化催化剂层的气体的温度容易地控制在适度的范围内,而不控制 冷却剂,并且提供相对廉价并且容易稳定操作的燃料电池系统。 解决方案:氢气的制造方法包括:重整步骤,对生产氢气的原料进行重整反应,得到含氢气体; 通过转移反应降低在重整步骤中获得的气体中的一氧化碳浓度的转移反应步骤; 冷却转化反应工序得到的气体的冷却工序; 加热在冷却步骤中冷却的气体的加热步骤; 以及降低在加热步骤中加热的气体中的一氧化碳浓度的选择性氧化反应步骤。 在加热步骤中,通过使用在热交换系统中通过选择性氧化反应产生的热来加热在冷却步骤中冷却的气体。 提供了适用于实施该制造方法的生产氢的装置,以及具有用于生产氢的装置的燃料电池系统。 版权所有(C)2010,JPO&INPIT
    • 2. 发明专利
    • Method for stopping hydrogen production apparatus and fuel cell system
    • 停止氢生产装置​​和燃料电池系统的方法
    • JP2009227479A
    • 2009-10-08
    • JP2008071557
    • 2008-03-19
    • Nippon Oil Corp新日本石油株式会社
    • MATSUMOTO TAKANARIKATO EMIIWASA YASUYUKI
    • C01B3/38H01M8/04H01M8/06H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a method for stopping a hydrogen production apparatus and a fuel cell system in a safe, economical and easy manner while suppressing catalyst degradation without incorporating a nitrogen gas cylinder, a purge gas mechanism or an automatic opening and closing valve corresponding to negative pressure.
      SOLUTION: The method for stopping the hydrogen production apparatus equipped with a reformer, a shift reactor and a selective oxidation reactor or the method for stopping the fuel cell system comprising the hydrogen production apparatus and a fuel cell includes: a step of purging a passage containing a reforming catalyst, a shift reaction catalyst and a selective oxidation catalyst with steam; a step of cutting off the passage from the outside world; and an air introduction step where, in order to restore the internal negative pressure of the passage, when the temperature of the shift catalyst becomes ≤40°C, air is introduced into the passage from a downstream side of the shift catalyst.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 解决方案:提供一种在不加入氮气气瓶,净化气体机构或自动开启的同时抑制催化剂劣化的同时以安全,经济和容易的方式停止氢气制备装置和燃料电池系统的方法 和关闭阀对应于负压。 解决方案:用于停止配备有重整器,换档反应器和选择性氧化反应器的氢气制备装置的方法或包括氢气制备装置和燃料电池的用于停止燃料电池系统的方法包括:清洗步骤 含有重整催化剂,转化反应催化剂和含蒸汽的选择性氧化催化剂的通道; 从外界切断通道的一步; 以及空气引入步骤,为了恢复通道的内部负压,当变换催化剂的温度变为≤40℃时,空气从变换催化剂的下游侧引入通道。 版权所有(C)2010,JPO&INPIT
    • 3. 发明专利
    • Method for reducing concentration of carbon monoxide and fuel battery system
    • 一氧化碳和燃料电池系统浓度降低的方法
    • JP2007331970A
    • 2007-12-27
    • JP2006164454
    • 2006-06-14
    • Nippon Oil Corp新日本石油株式会社
    • MATSUMOTO TAKANARIKATO EMI
    • C01B3/58B01J23/46C01B3/32C01B3/48H01M8/06H01M8/10
    • Y02P20/52
    • PROBLEM TO BE SOLVED: To provide a method in which, regarding a method where a gaseous starting material comprising carbon monoxide and hydrogen and an oxygen-containing gas are brought into contact in the presence of a catalyst, so as to selectively oxidize the carbon monoxide, by which the concentration of the carbon monoxide in the gaseous starting material can be reduced over a long period. SOLUTION: Regarding the method for reducing the concentration of carbon monoxide in a gaseous starting material comprising hydrogen and carbon monoxide, in a method where a gaseous starting material comprising hydrogen and carbon monoxide and an oxygen-containing gas are brought into contact in the presence of a catalyst, so as to selectively oxidize the carbon monoxide, as the catalyst, the one obtained by carrying Ru on a carrier composed of an inorganic oxide containing at least one kind selected from alumina, silica, zirconia and titania is used, and also, the temperature of the catalyst before the introduction of the oxygen is ≥95°C. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种方法,其中在催化剂存在下使包含一氧化碳和氢气和含氧气体的气态原料接触的方法,以便选择性地氧化 一氧化碳,通过其可以长时间地减少气态原料中一氧化碳的浓度。 解决方案:关于在包含氢气和一氧化碳的气态原料中降低一氧化碳浓度的方法,在将包含氢气和一氧化碳和含氧气体的气态原料接触的方法中, 使用催化剂的存在,以选择性地氧化作为催化剂的一氧化碳,通过将Ru载持在由含有选自氧化铝,二氧化硅,氧化锆和二氧化钛中的至少一种的无机氧化物构成的载体上而获得的催化剂, 引入氧之前的催化剂的温度也是≥95℃。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Method for evaluating selective oxidation ability of catalyst and method for producing gas containing high concentration hydrogen
    • 用于评价催化剂的选择性氧化能力的方法和用于生产含有高浓度氢气的气体的方法
    • JP2008039425A
    • 2008-02-21
    • JP2006210158
    • 2006-08-01
    • Nippon Oil Corp新日本石油株式会社
    • IWASA YASUYUKIMATSUMOTO TAKANARIISHIZUKI KIBIKOADACHI TOMOAKIKATO EMI
    • G01N31/10B01J23/46C01B3/38G01N31/00H01M8/06
    • Y02P20/52
    • PROBLEM TO BE SOLVED: To provide a method for evaluating the selective oxidation ability of an employed catalyst at high accuracy in the selective oxidation of the carbon monoxide of a raw material gas containing hydrogen and carbon monoxide, and to provide a method of efficiently producing a gas containing high concentration hydrogen.
      SOLUTION: When the raw material gas containing hydrogen and carbon monoxide and a gas containing oxygen are caused to flow through a catalyst layer for selectively oxidizing the carbon monoxide of the raw material gas, a correlation between the position in the raw material flowing direction of the catalyst layer and the concentration of carbon monoxide or oxygen at the position of the layer is determined. The gas containing high concentration hydrogen can be produced by selectively oxidizing the carbon monoxide of the raw material gas in such a manner that the consumption peak position of carbon monoxide x
      max (CO) and that of oxygen x
      max (O
      2 ) satisfy the condition represented by formula (1): x
      max (CO)≤x
      max (O
      2 ).
      COPYRIGHT: (C)2008,JPO&INPIT
    • 解决问题的方法:提供一种用于在含氢和一氧化碳的原料气体的一氧化碳的选择性氧化中以高精度评价所使用的催化剂的选择氧化能力的方法,并提供一种方法 有效地生产含有高浓度氢气的气体。 解决方案:当含有氢气和一氧化碳的原料气体和含氧气体通过用于选择性氧化原料气体一氧化碳的催化剂层时,原料流动位置之间的相关性 确定催化剂层的方向和层的位置处的一氧化碳或氧气的浓度。 含有高浓度氢气的气体可以通过选择性地氧化原料气体的一氧化碳,使得一氧化碳的消耗峰值位置(SB)和氧气x(CO) SB> max (O 2 )满足由公式(1)表示的条件:x 最大(CO)≤x< (O 2 )。 版权所有(C)2008,JPO&INPIT