CHEMICAL REACTOR WITH PLATE TYPE HEAT EXCHANGE UNIT
    1.
    发明申请
    CHEMICAL REACTOR WITH PLATE TYPE HEAT EXCHANGE UNIT 审中-公开
    具有板式热交换器的化学反应器

    公开(公告)号:US20130171041A1

    公开(公告)日:2013-07-04

    申请号:US13774831

    申请日:2013-02-22

    IPC分类号: B01J19/24

    摘要: An isothermal chemical reactor (1) is described comprising a plate (30) heat exchange unit (12), immersed in a catalytic bed (7) and destined to heat or cool the reagents in order to maintain the reaction temperature in a predetermined range; said plates (30) are formed by two flat walls (31, 32) and longitudinal spacers (33), with obtainment of parallel channels (34) for the circulation of a heat exchange fluid.

    摘要翻译: 描述了一种等温化学反应器(1),其包括浸没在催化床(7)中并用于加热或冷却试剂以将反应温度保持在预定范围内的板(30)热交换单元(12) 所述板(30)由两个平的壁(31,32)和纵向间隔件(33)形成,并具有用于热交换流体循环的平行通道(34)。

    Process and plant for substitute natural gas
    2.
    发明授权
    Process and plant for substitute natural gas 有权
    替代天然气工艺和设备

    公开(公告)号:US08039519B2

    公开(公告)日:2011-10-18

    申请号:US12415556

    申请日:2009-03-31

    IPC分类号: C07C27/00

    摘要: A process for producing substitute natural gas (SNG) comprising the steps of reacting a fresh syngas (11) into a methanation section (10) comprising adiabatic reactors (101-104) connected in series, with heat removal and reacted gas-recirculation, wherein the fresh syngas is fed in parallel to said adiabatic reactors. In a preferred embodiment the reacted gas is recirculated to the first reactor (101) and further dilution of the fresh gas at the inlet of the first and second reactor is achieved by steam addition.

    摘要翻译: 一种用于生产替代天然气(SNG)的方法,包括以下步骤:使新鲜合成气(11)与包含串联连接的绝热反应器(101-104)的甲烷化部分(10)反应,并进行排气和反应的气体再循环,其中 新鲜合成气平行于所述绝热反应器进料。 在优选的实施方案中,将反应的气体再循环到第一反应器(101)中,并且通过蒸汽添加来实现第一和第二反应器入口处的新鲜气体的进一步稀释。

    Pseudo-isothermal catalytic reactor
    4.
    发明授权
    Pseudo-isothermal catalytic reactor 有权
    伪等温催化反应器

    公开(公告)号:US07754163B2

    公开(公告)日:2010-07-13

    申请号:US10571221

    申请日:2004-08-30

    IPC分类号: B01J8/02 F28D1/03 F28F3/12

    摘要: Pseudo-isothermal chemical reactor (1) for catalytic reactions with a vertical axis, comprising a substantially cylindrical shell (2), Closed at the opposite ends by upper (4) and lower (3) bottoms respectively, a reaction zone (8) in which a catalytic bed (11) and a plurality of flat, boxed, plate-shaped heat exchangers (12), having the shape of a parallelepiped and having long sides parallel to said vertical axis and short sides perpendicular to it, situated in said reaction zone and supported in an arrangement on parallel cords at a predetermined distance.

    摘要翻译: 用于与垂直轴进行催化反应的假等温化学反应器(1),包括基本上圆柱形的壳体(2),在相对端分别由上部(4)和下部(3)底部封闭,反应区域(8)在 催化床(11)和多个扁平的盒式板形热交换器(12),其具有平行六面体形状并且具有平行于所述垂直轴线的长边和垂直于其的短边,位于所述反应中 并以预定距离以平行帘线布置的方式支撑。

    Process and Plant for Substitute Natural Gas
    5.
    发明申请
    Process and Plant for Substitute Natural Gas 有权
    替代天然气工艺和装置

    公开(公告)号:US20090264542A1

    公开(公告)日:2009-10-22

    申请号:US12415556

    申请日:2009-03-31

    IPC分类号: C10L3/08 B01J7/00

    摘要: A process for producing substitute natural gas (SNG) comprising the steps of reacting a fresh syngas (11) into a methanation section (10) comprising adiabatic reactors (101-104) connected in series, with heat removal and reacted gas-recirculation, wherein the fresh syngas is fed in parallel to said adiabatic reactors. In a preferred embodiment the reacted gas is recirculated to the first reactor (101) and further dilution of the fresh gas at the inlet of the first and second reactor is achieved by steam addition.

    摘要翻译: 一种用于生产替代天然气(SNG)的方法,包括以下步骤:使新鲜合成气(11)与包含串联连接的绝热反应器(101-104)的甲烷化部分(10)反应,并进行排气和反应的气体再循环,其中 新鲜合成气平行于所述绝热反应器进料。 在优选的实施方案中,将反应的气体再循环到第一反应器(101)中,并且通过蒸汽添加来实现第一和第二反应器入口处的新鲜气体的进一步稀释。

    Isothermal Reactor
    6.
    发明申请
    Isothermal Reactor 有权
    等温反应堆

    公开(公告)号:US20090145589A1

    公开(公告)日:2009-06-11

    申请号:US12300446

    申请日:2007-04-27

    IPC分类号: F28D21/00

    摘要: The present invention concerns an isothermal reactor (1) comprising a pressure vessel (2) closed at the opposite ends by respective bottoms (3, 4), a reaction zone (9) in said pressure vessel (2) in which at least one catalytic basket (10) is positioned, and at least one heat exchange unit (13) embedded in said at least one catalytic basket (10), each heat exchange unit (13) comprising a plurality of heat exchangers (14) each having an inner chamber intended to be crossed by an operating heat exchange fluid, the reactor being characterised in that it comprises means (17, 18) for picking up samples of operating heat exchange fluid from groups (16) of pre-established exchangers in each heat exchange unit (13), so as to ascertain the possible existence of damaged exchangers (14) in said groups (16) of exchangers through analysis of respective samples of operating heat exchange fluid. The invention also concerns a method for detecting the existence of damaged heat exchangers in an isothermal reactor of the aforementioned type.

    摘要翻译: 本发明涉及一种等温反应器(1),该等温反应器(1)包括压力容器(2),所述压力容器(2)在相对端通过各自的底部(3,4)封闭,所述压力容器(2)中的反应区(9) 篮子(10)被定位,并且至少一个热交换单元(13)嵌入在所述至少一个催化篮(10)中,每个热交换单元(13)包括多个热交换器(14),每个热交换器具有内室 意图由工作的热交换流体穿过,反应器的特征在于其包括用于从每个热交换单元中的预先建立的交换器的组(16)拾取操作的热交换流体的样品的装置(17,18) 以便通过分析各个操作的热交换流体的样品来确定所述组(16)中交换器的损坏的交换器(14)的可能存在。 本发明还涉及一种用于检测上述类型的等温反应器中受损热交换器的存在的方法。

    Method for carrying out chemical reactions in pseudo-isothermal conditions
    10.
    发明授权
    Method for carrying out chemical reactions in pseudo-isothermal conditions 有权
    在假等温条件下进行化学反应的方法

    公开(公告)号:US07186389B2

    公开(公告)日:2007-03-06

    申请号:US10648894

    申请日:2003-08-27

    IPC分类号: B01J8/02 B01J19/00 F28F27/02

    摘要: Method for carrying out in continuous, under so-called pseudo-isothermal conditions and in a predetermined reaction environment, such as a catalytic bed, a selected chemical reaction, comprising the steps of providing in the reaction environment at least one tubular heat exchanger fed with a first flow of a heat exchange operating fluid at a respective predetermined inlet temperature, the fluid passing through the at least one tubular heat exchanger according to a respective inlet/outlet path, which method also provides the step of feeding into the at least one tubular heat exchanger and at one or more intermediate positions of said path, a second flow of operating fluid having a respective predetermined inlet temperature.

    摘要翻译: 在所谓的假等温条件下和在预定的反应环境(例如催化床)选择的化学反应中进行连续的方法,包括以下步骤:在反应环境中提供至少一个管状热交换器, 在相应的预定入口温度下的热交换工作流体的第一流动,所述流体根据相应的入口/出口路径通过所述至少一个管式热交换器,该方法还提供了将至少一个管状物 热交换器和在所述路径的一个或多个中间位置处,具有相应预定入口温度的第二工作流体流。