Method for the Production of a Plate Type Heat Exchanger and Related Heat Exchanger
    21.
    发明申请
    Method for the Production of a Plate Type Heat Exchanger and Related Heat Exchanger 有权
    板式换热器及相关热交换器的生产方法

    公开(公告)号:US20080314574A1

    公开(公告)日:2008-12-25

    申请号:US12091520

    申请日:2006-10-31

    IPC分类号: F28F3/08 B23P15/26

    摘要: A method for the production of heat exchangers (10, 110, 210) of the so-called plate type, comprising the operative steps of: —juxtaposing a couple of substantially identical metal plates (12, 14), —fixing together said juxtaposed plates (12, 14) to one another by means of welding performed at respective perimetric sides (13a, 13b, 13c, 13d), —further fixing together said juxtaposed plates to each other by means of a plurality of welding tracts (22), arranged in at least two alignments, parallel and adjacent to a couple of opposite perimetric sides (13a, 13c) of the plates themselves (12, 14), and at a pre-established spaced relationship from said sides, —introducing a fluid under pressure between said juxtaposed metal plates (12, 14), to form a hollow, substantially box-shaped body (17), in which an internal chamber (16) and two substantially tubular passages (16a, 16b), formed between said couple of opposite perimetric sides (13a, 13c) and the respective adjacent alignments of the welding tracts (22), are defined, said substantially tubular passages (16a, 16b) having an axis parallel to said opposite perimetric sides (13a, 13c) and being in fluid communication with said internal chamber (16), —cutting said hollow body (17) along said substantially tubular passages (16a, 16c) and in the direction of their axis, thus obtaining a hollow body (17) equipped, on opposite sides, with substantially semi-tubular passages (16c, 16d), open towards the outside of the body (17) itself, —associating with said substantially semi-tubular passages (16c, 16d), respective distributor duct (18) and collector duct (20).

    摘要翻译: 一种用于生产所谓板式热交换器(10,110,210)的方法,包括以下操作步骤: - 将两个基本上相同的金属板(12,14)并置,将所述并置的板 (13a,13b,13c,13d)中通过焊接进行相互连接的另一个(12,14), - 通过多个焊接道(22)将所述并置的板彼此固定在一起, 在至少两个对准中,平行并相邻于板本身(12,14)的一对相对的周边(13a,13c),并且与所述侧面以预先建立的间隔关系,在压力之间引入流体 所述并列的金属板(12,14)形成中空的基本上为盒状的本体(17),其中内部腔室(16)和两个基本上管状的通道(16a,16b)形成在所述两对相对周边 侧面(13a,13c)和我们相应的相邻对齐 所述基本管状通道(16a,16b)具有平行于所述相对的周边侧面(13a,13c)并且与所述内部腔室(16)流体连通的切割所述中空体(22) (17)沿着所述基本上管状的通道(16a,16c)并沿其轴线方向,从而获得中空体(17),该中空体(17)在相对的两侧上设置有大致半管状的通道(16c,16d) 在本体(17)本身之外,与所述大致半管状通道(16c,16d),相应的分配器管道(18)和收集器管道(20)相关联。

    Fixed-Bed Catalytic Reactor
    22.
    发明申请
    Fixed-Bed Catalytic Reactor 有权
    固定床催化反应器

    公开(公告)号:US20080008633A1

    公开(公告)日:2008-01-10

    申请号:US11572403

    申请日:2005-07-22

    IPC分类号: B01J8/00

    摘要: A radial chemical reactor (10, 110, 210, 310) for catalytic reactions comprising: a substantially cylindrical shell (12), a first catalytic bed (18) having a substantially ring shaped cross-section, coaxially supported in said shell (12) and having a reagent gases inlet side (20) and a reaction mixture outlet side (21); a plurality of heat exchangers (22) supported and distributed in a substantially ring-shaped respective portion of said first catalytic bed (18); at least one second catalytic bed (28) with a substantially ring-shaped cross-section, supported in said shell (12) coaxially to said first bed (18) and at a predetermined distance from said first bed, said second catalytic bed (28) having a reaction mixture inlet side (30) and a reaction gaseous products outlet side (31); a plurality of heat exchangers (32) supported and distributed in a substantially ring-shaped respective portion of said second catalytic bed (28).

    摘要翻译: 一种用于催化反应的径向化学反应器(10,110,210,310),包括:基本上圆柱形的壳体(12),具有基本环形横截面的第一催化床(18),同轴地支撑在所述壳体(12)中, 并具有试剂气体入口侧(20)和反应混合物出口侧(21); 多个热交换器(22),其被支撑并分布在所述第一催化床(18)的基本上环形的相应部分中; 至少一个具有大致环形横截面的第二催化床(28),与所述第一床(18)同轴地支撑在所述外壳(12)中并且与所述第一床预定距离,所述第二催化床(28 )具有反应混合物入口侧(30)和反应气体产物出口侧(31); 多个热交换器(32),其被支撑并分布在所述第二催化床(28)的基本上环形的相应部分中。

    Pseudo-isothermal catalytic reactor
    23.
    发明申请
    Pseudo-isothermal catalytic reactor 有权
    伪等温催化反应器

    公开(公告)号:US20070166210A1

    公开(公告)日:2007-07-19

    申请号:US10571221

    申请日:2004-08-30

    IPC分类号: B01J8/02

    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 所述催化床(11)和多个扁平的箱形板形热交换器(12)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。

    Vertical Isothermal Shell-and-Tube Reactor
    27.
    发明申请
    Vertical Isothermal Shell-and-Tube Reactor 有权
    垂直等温壳管反应堆

    公开(公告)号:US20120148456A1

    公开(公告)日:2012-06-14

    申请号:US13320410

    申请日:2010-08-06

    IPC分类号: B01J8/06

    摘要: Isothermal vertical reactor (1) for a chemical reaction, comprising a shell (2) with internal gas-permeable walls (16, 18) defining an inlet distribution chamber (17) and a product collecting chamber (19), an open-top catalytic bed between said gas-permeable walls, and a tube heat exchanger (5) embedded in said catalytic bed, the tube heat exchanger (5) comprising a bundle of U-tubes, where an inlet (14) is disposed to direct a fresh charge in an upper chamber (21) over the catalytic bed and the U-shaped top portion of the tube bundle; a portion (F1) of the fresh charge passes through the catalytic bed with a mixed axial-transversal flow, and another portion (F2) of the fresh charge enters the inlet gas-distribution chamber (17) and passes through the catalytic bed with a substantially transversal flow.

    摘要翻译: 用于化学反应的等温立式反应器(1),包括具有限定入口分配室(17)和产品收集室(19)的内部气体可渗透壁(16,18)的壳体(2),开放顶部催化剂 在所述气体可渗透壁之间的床和嵌入所述催化床中的管式热交换器(5)之间,所述管式热交换器(5)包括一束U形管,其中设置入口(14)以引导新鲜的电荷 在催化床上的上室(21)和管束的U形顶部; 新鲜电荷的一部分(F1)以混合的轴向横向流动通过催​​化床,新鲜电荷的另一部分(F2)进入入口气体分配室(17)并通过催化床 基本上横向流动。

    Isothermal Tube Reactor
    28.
    发明申请
    Isothermal Tube Reactor 有权
    等温管反应堆

    公开(公告)号:US20120039762A1

    公开(公告)日:2012-02-16

    申请号:US13264118

    申请日:2010-03-25

    IPC分类号: B01J19/00

    摘要: A tube isothermal chemical reactor (1), comprising a vessel (2) with a central axis (A-A), and an annular tube heat exchanger (40) embedded in a catalytic reaction space, the exchanger (40) comprising a plurality of concentric ranks (10, 11) of tube packs (10a), each of said tube packs comprising parallel tubes (30), a respective heat-exchange fluid feeder (20) and a respective heat-exchange fluid collector (21).

    摘要翻译: 一种管等温化学反应器(1),包括具有中心轴线(AA)的容器(2)和嵌入在催化反应空间中的环形管式热交换器(40),所述交换器(40)包括多个同心排 (10,11),管组(10a)中的每个管组包括平行管(30),相应的热交换流体供给器(20)和相应的热交换流体收集器(21)。

    Process and Plant for Substitute Natural Gas
    29.
    发明申请
    Process and Plant for Substitute Natural Gas 审中-公开
    替代天然气工艺和装置

    公开(公告)号:US20120017508A1

    公开(公告)日:2012-01-26

    申请号:US13233802

    申请日:2011-09-15

    IPC分类号: B01J7/00

    摘要: A methanation section for producing substitute natural gas (SNG) by reacting a fresh syngas, the methanation section comprising adiabatic reactors 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 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: 用于通过使新鲜合成气(包括串联连接的绝热反应器的甲烷化部分)与除热和反应的气体再循环反应来生产替代天然气(SNG)的甲烷化部分,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中,并且通过蒸汽添加实现在第一和第二反应器的入口处的新鲜气体的进一步稀释。

    Isothermal chemical reactor
    30.
    发明授权
    Isothermal chemical reactor 有权
    等温化学反应堆

    公开(公告)号:US07803331B2

    公开(公告)日:2010-09-28

    申请号:US12090594

    申请日:2006-10-31

    IPC分类号: F28D7/00 B01J8/02 B01J19/24

    摘要: The present invention concerns an isothermal reactor (1) comprising a substantially cylindrical shell (2), at least one catalytic bed (10) supported in the shell (2) and at least one heat exchange unit (13) supported in the bed (10), the heat exchange unit (13) comprising a plurality of exchangers (14) substantially box shaped, of essentially elongated rectangular and flattened structure, each of the exchangers (14) having opposite long sides (14a) parallel to the cylindrical shell (2) axis and opposite short sides (14b, 14c) extended perpendicularly with respect to the shell axis and comprising furthermore an inner chamber (18) through which a heat exchange operating fluid in intended to flow, wherein at least one exchanger (14) of such at least one heat exchange unit (13) is internally equipped with a plurality of separation baffles (19) extended from a short side (14b or 14c) of the exchanger to the opposite short side (14c or 14b) and in a predetermined spaced relationship with respect to the latter, defining in the inner chamber (18) a substantially zigzag fluid path having alternating ascending and descending portions.

    摘要翻译: 本发明涉及一种等温反应器(1),其包括基本上圆柱形的壳体(2),支撑在壳体(2)中的至少一个催化床(10)和支撑在床(10)中的至少一个热交换单元 ),所述热交换单元(13)包括基本上为箱形的基本上细长的矩形和扁平结构的多个交换器(14),每个所述交换器(14)具有与所述圆柱形壳体(2)平行的相对的长边(14a) )和相对于壳体轴线垂直延伸的相对的短边(14b,14c),并且还包括用于流动的热交换工作流体的内室(18),其中至少一个这样的交换器(14) 至少一个热交换单元(13)内部配备有从交换器的短边(14b或14c)延伸到相对的短边(14c或14b)并且以预定的间隔关系延伸的多个隔离挡板(19) 与res 在内腔(18)中限定具有交替的上升和下降部分的基本上为锯齿形的流体路径。