Process for the preparation of synthesis gas
    4.
    发明授权
    Process for the preparation of synthesis gas 有权
    合成气的制备方法

    公开(公告)号:US07087192B2

    公开(公告)日:2006-08-08

    申请号:US10667392

    申请日:2003-09-23

    IPC分类号: C01B3/38

    摘要: Process and apparatus for the preparation of synthesis gas by catalytic steam and/or CO2 reforming of a hydrocarbon feedstock comprising the following steps: (a) heating the reaction mixture of hydrocarbon feedstock and steam and/or CO2 in the flue gas containing waste heat section from the fired tubular reformer (b) adiabatic reforming of the reaction mixture outside the waste heat section by contact with a solid reforming catalyst (c) repeating steps (a) and (b) until the desired reaction mixture composition and temperature is reached (d) feeding the reaction mixture to the fired tubular reformer and further reforming the mixture to the desired composition and temperature, wherein the adiabatic reforming of the reaction mixture is conducted in the process gas piping system in the flue gas-containing waste heat section, the piping system having adiabatic zones outside the heating section and containing solid reforming catalysts comprising one or more catalyzed structured elements.

    摘要翻译: 通过烃原料的催化蒸汽和/或CO 2重整制备合成气的方法和装置,包括以下步骤:(a)加热烃原料和蒸汽和/或CO的反应混合物 (b)通过与固体重整催化剂(c)接触使反应混合物在废热段外部进行绝热重整,重复步骤(a), 和(b)直到达到所需的反应混合物组成和温度(d)将反应混合物进料到烧制的管状重整器中,并进一步将混合物重整成所需的组成和温度,其中反应混合物的绝热重整在 含烟道气废热段的处理气体管道系统,该管道系统在加热段外部具有绝热区,并含有固体重整催化剂,其包含一个或多个催化的st 被推翻的元素。

    Combined production of hydrocarbons and electrical power
    8.
    发明授权
    Combined production of hydrocarbons and electrical power 有权
    组合生产碳氢化合物和电力

    公开(公告)号:US08677762B2

    公开(公告)日:2014-03-25

    申请号:US12674272

    申请日:2008-08-13

    IPC分类号: F02C6/18

    摘要: A process for the preparation of hydrocarbon products and for the generation of power that includes the steps of (a) providing a synthesis gas having a hydrogen to carbon monoxide ratio of between 0.1 and 1; (b) contacting the synthesis gas with one or more catalysts which together catalyse a reaction of hydrogen and carbon monoxide to oxygenates comprising methanol and dimethyl ether with a dimethyl ether to methanol ratio of higher than 2 and a carbon dioxide content of above 20 mole %; (c) contacting the carbon dioxide containing oxygenate mixture at an inlet temperature of between 240° and 4000° C. with a catalyst being active in the conversion of oxygenate to higher hydrocarbons and a tail gas being rich in carbon dioxide; (d) combusting the carbon dioxide rich tail gas in a gas turbine combustion chamber to flue gas; and (e) expanding the flue gas stream through a gas turbine for the generation of power.

    摘要翻译: 一种用于制备烃产物和产生动力的方法,包括以下步骤:(a)提供氢与一氧化碳比为0.1至1的合成气; (b)使合成气与一种或多种催化剂接触,这些催化剂一起催化氢和一氧化碳与包含甲醇和二甲醚的含氧化合物的反应,甲醚与甲醇的比例高于2,二氧化碳含量高于20摩尔% ; (c)在240℃和4000℃之间的入口温度下与含氧化合物混合物的接触与在含氧化合物转化为高级烃和富含二氧化碳的尾气中具有活性的催化剂接触; (d)将燃气轮机燃烧室中的富含二氧化碳的尾气燃烧成烟道气; 和(e)通过用于发电的燃气轮机扩大烟气流。

    PROCESS FOR THE PREPARATION OF DIMETHYL ETHER
    10.
    发明申请
    PROCESS FOR THE PREPARATION OF DIMETHYL ETHER 审中-公开
    二甲醚的制备方法

    公开(公告)号:US20100216897A1

    公开(公告)日:2010-08-26

    申请号:US12663058

    申请日:2008-07-10

    IPC分类号: C07C31/00

    CPC分类号: C07C41/01 C07C43/043

    摘要: Process for the preparation of dimethyl ether by catalytic conversion of synthesis gas to dimethyl ether comprising contacting a stream of synthesis gas comprising carbon dioxide with one or more catalysts active in the formation of methanol and the dehydration of methanol to dimethyl ether, to form a product mixture comprising the components dimethyl ether, carbon dioxide and unconverted synthesis gas, washing the product mixture comprising carbon dioxide and unconverted synthesis gas in a first scrubbing zone with a first solvent rich in dimethyl ether and subsequently washing the effluent from the first scrubbing zone in a second scrubbing zone with a second solvent rich in methanol to form a vapour stream comprising unconverted synthesis gas stream with reduced content of carbon dioxide, transferring the vapour stream comprising unconverted synthesis gas stream with reduced carbon dioxide content for further processing to dimethyl ether.

    摘要翻译: 通过将合成气催化转化成二甲醚来制备二甲醚的方法,包括使包含二氧化碳的合成气流与一种或多种在甲醇形成中有活性的催化剂和将甲醇脱水成二甲醚接触的产物 混合物,其包含二甲醚,二氧化碳和未转化的合成气的组分,在第一洗涤区中用含有二甲醚的第一溶剂洗涤包含二氧化碳和未转化的合成气的产物混合物,随后在第一洗涤区中洗涤流出物, 第二洗涤区与富含甲醇的第二溶剂形成包含具有降低的二氧化碳含量的未转化的合成气流的蒸汽流,将含有还原二氧化碳含量的未转化的合成气流的蒸气流转移到二甲醚中进一步处理。