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    • 28. 发明申请
    • HYDROGEN PRODUCTION PROCESS
    • 氢生产过程
    • WO2012090704A1
    • 2012-07-05
    • PCT/JP2011/078845
    • 2011-12-07
    • TOYOTA JIDOSHA KABUSHIKI KAISHATAKESHIMA, ShinichiNAKAMURA, Norihiko
    • TAKESHIMA, ShinichiNAKAMURA, Norihiko
    • C01B3/06C01B17/50
    • C01B3/068C01B17/502C01B17/503Y02E60/36Y02P20/134
    • A method for producing hydrogen from water is provided. The hydrogen production process of the present invention comprises splitting water into hydrogen and oxygen, wherein the process of the present invention comprises decomposing sulfuric acid into water, sulfur dioxide and oxygen through a reaction represented by the following formula (X1) by using solar thermal energy, wherein at least a part of the elementary reaction of the following formula (X1-1) is performed using thermal solar energy, and at least a part of the elementary reaction of the following formula (X1-2) is performed using additional thermal energy other than solar thermal energy, and wherein the heating temperature by the additional thermal energy is higher by 10°C or more than the heating temperature by the solar thermal energy, and at least a part of the additional thermal energy is generated in a reaction vessel: (X1) H 2 SO 4 → H 2 O + SO 2 + 1/2O 2 , (X1-1) H 2 SO 4 → H 2 O + SO 3 , and (X1-2) SO 3 → SO 2 + 1/2O 2 .
    • 提供了一种从水中生产氢的方法。 本发明的氢气生产方法包括将水分解成氢气和氧气,其中本发明的方法包括通过使用太阳能热能通过下式(X1)表示的反应将硫酸分解成水,二氧化硫和氧气 其中,使用热太阳能进行下述式(X1-1)的基本反应的至少一部分,使用附加的热能进行下述式(X1-2)的基本反应的至少一部分 除了太阳热能之外,其中通过附加热能的加热温度比太阳能热能的加热温度高10℃或更高,并且在反应容器中产生至少一部分附加热能 :(X1)H2SO4? H2O + SO2 + 1 / 2O2,(X1-1)H2SO4? H2O + SO3,(X1-2)SO3? SO2 + 1 / 2O2。