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    • 1. 发明公开
    • CATALYST FOR PREPARING SYNTHESIS GAS FROM NATURAL GAS AND CARBON DIOXIDE, AND PREPARATION METHOD THEREOF
    • 催化剂由天然气生产合成气的生产和二氧化碳,过程
    • EP2308594A2
    • 2011-04-13
    • EP09803163.6
    • 2009-07-30
    • Hyundai Heavy Industries Co., Ltd.Korea Research Institute Of Chemical Technology
    • JUN, Ki WonBAEK, Seung-ChanBAE,Jong WookMIN, Keh-SikSONG, Seok-LyongOH, Tae-Young
    • B01J23/755
    • B01J23/83B01J21/10B01J23/002B01J23/22B01J23/31B01J35/002B01J35/006B01J37/0201B01J37/0205B01J37/0207C01B3/40C01B2203/0233C01B2203/0238C01B2203/0283C01B2203/061C01B2203/062C01B2203/1058C01B2203/1082C01B2203/1094C01B2203/1241C07C29/1518Y02P20/52C07C31/04
    • The present invention relates to a catalyst for preparing synthesis gas from natural gas and carbon dioxide and a preparation method thereof. More specifically, the present invention relates to a method for preparing synthesis gas to use carbon dioxide economically, wherein the synthesis gas is suitable for methanol synthesis and can be used in Fischer-Tropsch synthesis by maintaining a specific ratio [H2/(2CO+3CO2)=0.85 ∼ 1.15] of carbon monoxide, carbon dioxide, and hydrogen through a mixed reforming reaction which causes a steam reforming reaction of natural gas and a carbon dioxide reforming reaction of methane at the same time. In addition, the present invention relates to: a catalyst for performing methanol synthesis or Fischer-Tropsch synthesis using synthesis gas which is prepared in the presence of a specific catalyst consisting of Ni/Ce/MgAlOx or Ni/Ce-Zr/MgAlOx; a preparation method thereof; and a method for preparing synthesis gas using the catalyst, which is suitable for methanol synthesis and can be used in Fischer-Tropsch synthesis. Accordingly, the catalyst according to the present invention suppresses the inactivation of a catalyst caused by cork generated during a reaction and also suppresses the inactivation of a catalyst caused by re-oxidation of nickel due to water added during a reaction. Therefore, the catalyst according to the present invention has excellent reactivity as compared with conventional catalysts for mixed reforming reactions.
    • 本发明涉及用于从天然气和二氧化碳以及它们的制备方法制备合成气的催化剂。 更具体地,本发明涉及用于制备合成气,以经济地使用二氧化碳,worin的合成气的方法是适于甲醇合成,并且可以在费 - 托合成通过保持特定的比率[H2 /(2CO使用+ 3CO2 )通过混合重整反应引起蒸汽重整天然气的反应和二氧化碳重整在在Sametime甲烷的反应= 0.85¼1.15]一氧化碳,二氧化碳和氢气的。 此外,本发明涉及:一个催化剂使用在特定的催化剂包括Ni / CE / MgAlOx或Ni /铈锆/ MgAlOx的存在下制备的合成气的所有执行甲醇合成或者费 - 托合成; 其制备方法; 以及使用该催化剂来制备合成气的方法,所有这些都适合于甲醇合成,并且可以在费 - 托合成中使用。 因此,催化剂gemäß到本发明抑制由反应过程中产生的,并因此造成软木塞的催化剂失活禁止由镍的再氧化引起的催化剂的失活,由于在反应过程中加入水。 因此,催化剂gemäß到本发明具有优异的反应性,与混合重整反应的常规催化剂相比。
    • 4. 发明公开
    • METHANOL SYNTHESIS METHOD USING SYNTHESIS GAS GENERATED BY A MIXED REFORMING OF NATURAL GAS AND CARBON DIOXIDE
    • 一种用于生产甲醇的过程中使用由联合重整天然气和二氧化碳的合成气的生产
    • EP2371799A1
    • 2011-10-05
    • EP09832031.0
    • 2009-09-14
    • Hyundai Heavy Industries Co., Ltd.Korea Research Institute Of Chemical Technology
    • BAE, Jong WookOH, Jong HyeokJUN, Ki WonLEE, Yun JoKO, Jun-HoSONG, Seok-LyongMIN, Keh-Sik
    • C07C29/153
    • C07C29/154Y02P20/582C07C31/04
    • The present invention relates to a methanol synthesis method using a synthesis gas generated by a mixed reforming of natural gas and carbon dioxide. More particularly, the method of the present invention seeks to utilize carbon dioxide in an economically advantageous manner, and firstly produces a synthesis gas by using a catalyst (Ni/Ce/MgAlO x , or Ni/Ce-Zr/MgAlO x ) and a reaction process condition under which carbon monoxide, carbon dioxide, and hydrogen maintain a specific ratio [H 2 /(2CO+3CO 2 ) = 0.85-1.15] from the mixed reforming wherein the steam reforming of natural gas and the carbon dioxide reforming of methane are carried out at the same time. Subsequently, the thus-produced synthesis gas is employed to synthesize methanol using a catalyst system (the catalyst consisting of a Cu-Zn-Al-based oxide containing CuO, ZnO, and Al 2 O 3 at a predetermined ratio, and cerium-zirconium oxide produced by a sol-gel method) which is appropriate for a methanol synthesis while producing less by-products. Further, the present invention relates to a methanol synthesis method using carbon dioxide in which the synthesis gas which is the unreacted material remaining after the completion of said reforming, is efficiently recirculated and reused to improve the carbon use efficiency (methane and CO 2 use efficiency) of the whole process as well as energy efficiency.
    • 本发明涉及一种使用通过混合重整天然气和二氧化碳的产生的合成气的甲醇合成方法。 更具体地,本发明的方法试图利用二氧化碳在经济上有利的方式,并首先通过使用催化剂产生一个合成气(镍/ CE / MgAlO x或镍/铈锆/ MgAlO x)和 在其下的一氧化碳,二氧化碳和氢的反应工艺条件保持从混合特定的比率[H2 /(2CO + 3CO 2)= 0.85-1.15]重整worin的天然气蒸汽重整与甲烷二氧化碳重整 在的Sametime被执行。 随后,将由此生成的合成气中采用使用催化剂系统(基于铜 - 锌 - 铝氧化物以规定的比例含有氧化铜,氧化锌,和Al 2 O 3的催化剂由......组成,和铈 - 锆以合成甲醇 通过溶胶 - 凝胶法生产的氧化物)所有,而副产物产生更少是适合于甲醇合成。 此外,本发明涉及使用二氧化碳,其中合成气的所有据说这是重整完成后剩余的未反应的物质,有效地再循环并重复使用,以改善碳的利用效率(甲烷和二氧化碳的使用效率的甲醇合成方法 )的整个过程以及能量效率的。