CN107027295A - 流化反应过程中使用的设备 - Google Patents
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Abstract
本发明提供一种在流化反应过程中使用的设备,所述设备包括:容器;立管,其容纳在所述容器内;以及多个成角引导件支撑件,其中每一引导件支撑件包括:管状区段,其具有第一端和第二端;第一铰链,其中所述第一铰链的第一端连接到所述管状区段的所述第一端;第二铰链,其中所述第二铰链的第一端连接到所述管状区段的所述第二端,其中所述第一铰链的第二端连接到所述容器的内表面且所述第二铰链的第二端连接到所述立管引导件。
Description
技术领域
本发明涉及一种在流化反应过程中使用的设备。
背景技术
在例如流化催化裂解(FCC)、甲醇制烯烃、催化脱氢等许多流化反应过程中,催化剂再生器容器和流化催化剂-烃产物分离容器(在FCC中通常被称为反应器)中的每一者中存在立管。在催化剂再生器容器的情况下,立管垂直延伸到再生器稀释相(自由空间)以允许足够量的催化剂聚积在装置下方在环形空间中。在流化催化剂烃产物分离容器(在FCC中通常被称为反应器)的情况下,立管执行反应且将催化剂运送到气旋式分离装置。因此,由于较长长度和高温,支撑在容器的底部处在固定位置处的立管必须经引导用于侧面支撑,同时适应膨胀和收缩。引导立管的方式必须灵活以考虑立管相对于容器壳层的高轴向热膨胀。
发明内容
本发明提供一种供在流化反应过程中使用的新颖的立管引导件和支撑件设备。所述设备提供立管在容器内直接或间接的侧面引导。此外,所述设备在流化反应过程的操作期间在显著热膨胀(水平和垂直两者)期间引导立管。
附图说明
图1为说明如流化催化剂烃分离容器中所使用的本发明设备的第一实施例的示意图;
图2为说明将支撑件12附接到如图1中以较少细节展示的立管引导件40的放大图的示意图;
图3为说明多个立管肋部50的立管15的横截面图;
图4A为说明在热膨胀之前在环境温度下立管支撑件15的位置和配置的示意图;
图4B为说明在热膨胀期间在高温下立管支撑件15的位置和配置的示意图;
图5为到如图1中以较少细节展示的容器10的内表面的角撑附接的放大图;
图6为说明如催化剂再生器容器中所使用的本发明设备的第二实施例的示意图;以及
图7为引导件支撑件到图6中以较少细节展示的立管引导件的连接的放大图。
具体实施方式
在一个实施例中,本发明提供一种在流化反应过程中使用的设备,所述设备包括:容器;立管,其容纳在容器内;以及多个成角引导件支撑件,其中每一引导件支撑件包括:管状区段,其具有第一端和第二端;第一铰链,其中所述第一铰链的第一端连接到所述管状区段的第一端;第二铰链,其中所述第二铰链的第一端连接到所述管状区段的第二端,其中所述第一铰链的第二端连接到所述容器的内表面且所述第二铰链的第二端连接到立管引导件。
如本文所使用,铰链为弯曲从而允许管状区段的旋转的组件。举例来说,铰链可为挠性金属片或板或挠性金属棒或销。
如本文所使用,术语“连接”意味着直接或间接附接或插入。举例来说,“第一铰链的第二端连接到容器的内表面”意味着第二端可直接附接到内表面上,或者,第二端可附接到板,所述板继而直接附接到容器的内表面上。
如本文所使用,立管引导件意味着立管外部周围的任何沿圆周连续的结构。举例来说,立管引导件可为环绕立管的连续金属环圈。或者,立管引导件可为环绕立管的连续圆形条带链接的多个板。
如本文所使用,管状区段为实心或中空的部件,例如管,其与铰链相比较具刚性且其可具有任何横截面形状,包含但不限于正方形、矩形、圆形、十字形、T形和I形。
参看图1,展示本发明设备的第一实施例,其中所述设备结合容纳立管15的流化催化剂烃分离容器10使用,立管15由立管引导件40环绕。图1中可以看出,所述设备包含多个成角引导件支撑件12。每一引导件支撑件12包括管状区段17,第一铰链30连接到管状区段17的第一端且第二铰链35连接到管状区段17的第二端。图2展示引导件支撑件12的第二铰链35到立管引导件40的附接的扩展横截面图。第二铰链35和立管引导件40之间附接。角撑45抵抗例如热膨胀和收缩期间施加的立管的侧面振动所引发的力而向第二铰链35和立管引导件40之间的接头提供加强。图2中可以看出,每一角撑45为三角形金属板,其焊接到立管引导件40且焊接到第二铰链35的相对侧。如图1中的实施例中所展示,立管引导件40通过接触在立管周围沿圆周定位和焊接的垂直立管肋部50而可滑动地引导立管。或者,立管引导件40在不存在任何立管肋部50的情况下可滑动地引导立管15。
图3为说明多个立管肋部50的立管15的横截面图。立管肋部50利用立管15的外表面上的立管引导件缓和机械磨损和摩擦的效应。立管肋部50可允许两个同心零件(立管和立管引导件)之间的受控滑动间隙,所述两个同心零件可能归因于制造条件而不是完全同心或圆形的。肋部50还可控制立管15和立管引导件40之间的间隔。
图4A说明在任何热膨胀之前在环境温度下连接到立管引导件40的立管支撑件12的位置和配置。图4B说明在热膨胀期间在高温下连接到立管引导件40的立管支撑件12的位置和配置。比较图4A和4B可以看出,可见当立管在高温下膨胀时,立管朝上膨胀使得立管引导件40环绕立管15的下部部分。此外,铰链30和35弯曲且支撑件与水平面所成的角度增加。
图5为到容器10的内表面的角撑附接的详细说明。如图5中所示,容器10的内表面可用绝缘耐火材料65加衬以使即使由金属(例如碳钢)制成的容器也能在高温下使用。每一第一铰链30穿过耐火材料65用于附接到板37,板37焊接到容器10的内表面。角撑45加强板37和铰链30之间的接头。板37可用于例如在其中容器10和铰链30由不同金属制成的那些例项中提供用于双金属焊接的位点。元件39为放置在耐火材料65和铰链30之间以在铰链30的弯曲和/或偏转期间保护耐火材料65的陶瓷纤维板。
图6说明如催化剂再生器容器70中所使用的本发明设备的另一实施例。如图6中所展示,催化剂再生器容器70容纳立管75,催化剂在立管75中经受延长的氧处理。此延长的氧处理在共同拥有的待决PCT申请案WO2013/009820中揭示,该申请案的内容以引用的方式并入本文中。延长的氧处理利用比通常此类催化剂再生器容器中所见的立管高的立管。因此,来自立管75下方的支撑可能在一些情况下不足以在操作期间在热膨胀和收缩期间完全控制侧面振动和稳定立管75。如图6中进一步可见,立管75端接在立管终端器80中。如图6中所展示,立管终端器80具有水平顶部表面85。将容易理解,可使用立管终端器80的任何形状或配置,包含顶部表面85的不同配置。如进一步说明,在水平顶部表面85上方的是立管帽95。立管帽95可与立管终端器80成一体式,或可为附接到顶部表面85的单独组件。立管帽95的外部形状经配置以配合在立管引导件100内。立管引导件100借助于多个引导件支撑件12连接到催化剂再生器容器70的内表面。每一引导件支撑件12以与图1中描述的相同的方式经配置。此外,每一铰链板30和35分别到容器壁或立管引导件的附接由角撑45加强。虽然在图1中展示为平坦铰链板,但铰链30和35或者可为波状、弯曲或有隆起的铰链板。立管帽95到立管引导件100中的插入使催化剂再生器的操作中可能发生的热膨胀和收缩期间立管75的径向移动最小化。
本文论述的组件(例如,管状区段、铰链板、立管、角撑)的构造材料优选地经选择以实现在目标工艺的温度和压力下使用的适用性。对于在高温下操作的催化脱氢的情况,可使用例如304H不锈钢等材料。
图7说明立管帽95和立管引导件100之间的可滑动连接的放大图。图7中可以看出,立管帽95的外表面可包含多个肋部50以便使热膨胀和收缩期间立管引导件100和立管帽95的机械磨损最小化。此类肋部50可仅在立管帽95的一或若干部分上方垂直延伸,或者在立管帽95的整个高度上方垂直延伸。在其它实施例中,此类肋部50可在立管75的部分上方垂直延伸,或者在立管的整个高度上方垂直延伸。在替代实施例中,不在立管帽95的外侧上使用肋部50。
应进一步理解,容器70可用如图5中所展示的绝缘耐火材料加衬。或者,容器可无加衬。
图1和6中的每一者中可以看出,成角支撑件12以某一方式附接以分别提供与容器10或70和立管15或75之间的水平面所成的角度。在一特定实施例中,每一引导件支撑件与水平面成5度到85度的角度。本文中包含和揭示5到85度的所有个别值和子范围。举例来说,成角支撑件12可与水平面成5到85度的角度,或在替代方案中与水平面成15到60度的角度,或在替代方案中与水平面成20到40度的角度。提供此附接角度以促进垂直和水平热收缩和膨胀期间铰链板30和35中的弯曲以及立管引导件40的滑动。铰链板30和35以及管状区段17的长度和通过支撑件12的附接形成的角度将基于若干变量变化,所述变量例如容器10和70以及立管15和75的尺寸,如熟练的技术人员可容易确定。
在一特定实施例中,流化反应过程为催化丙烷脱氢过程。
在不脱离本发明精神和基本属性的情况下可以其它形式体现本发明,且因此,在指示本发明的范围时,应参考所附权利要求书而非前文说明书。
Claims (8)
1.一种在流化反应过程中使用的设备,其包括:
容器;
立管,其容纳在所述容器内;以及
多个成角引导件支撑件,其中每一引导件支撑件包括:管状区段,其具有第一端和第二端;第一铰链,其中所述第一铰链的第一端连接到所述管状区段的所述第一端;第二铰链,其中所述第二铰链的第一端连接到所述管状区段的所述第二端,其中所述第一铰链的第二端连接到所述容器的内表面且所述第二铰链的第二端连接到所述立管引导件。
2.根据权利要求1所述的设备,其进一步包括加强所述第一铰链的所述第二端到所述容器的所述内表面之间的连接的角撑。
3.根据权利要求1所述的设备,其进一步包括加强所述第二铰链的所述第二端和所述立管引导件之间的连接的角撑
4.根据权利要求1所述的设备,其中所述容器为催化剂再生器容器。
5.根据权利要求4所述的设备,其中所述立管为位于催化剂再活化容器中的延长的催化剂运送立管,所述延长的催化剂运送立管包括具有上表面的立管终端器和在所述上表面上方的立管帽,其中所述立管帽可滑动地插入到立管引导件中,其中每一第二铰链的所述第二端连接到所述立管引导件。
6.根据权利要求1所述的设备,其中所述容器为流化催化剂-烃产物分离容器。
7.根据权利要求6所述的设备,其中所述立管为位于催化剂分离区中的反应器和催化剂运送管,其具有附接到所述立管的外表面的任选多个肋部,且每一第二铰链的所述第二端附接到所述立管引导件,其中所述立管引导件环绕所述立管。
8.根据权利要求1所述的设备,其中所述立管引导件为连续的圆柱。
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US201462092947P | 2014-12-17 | 2014-12-17 | |
US62/092947 | 2014-12-17 | ||
PCT/US2015/065471 WO2016100169A1 (en) | 2014-12-17 | 2015-12-14 | An apparatus used in a fluidized reaction process |
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CN107027295B CN107027295B (zh) | 2020-06-23 |
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AR (1) | AR102955A1 (zh) |
BR (1) | BR112017011943B1 (zh) |
CA (1) | CA2971102C (zh) |
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AR102955A1 (es) | 2014-12-17 | 2017-04-05 | Dow Global Technologies Llc | Un aparato usado en un proceso de reacción fluidizado |
KR20230121789A (ko) * | 2020-12-16 | 2023-08-21 | 다우 글로벌 테크놀로지스 엘엘씨 | 올레핀의 제조 시스템 및 방법 |
EP4263040A1 (en) * | 2020-12-16 | 2023-10-25 | Dow Global Technologies LLC | Supported riser apparatuses |
Citations (2)
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US3948609A (en) * | 1974-01-02 | 1976-04-06 | Nazim Museib Ogly Guseinov | Reaction apparatus |
CN201776134U (zh) * | 2010-04-13 | 2011-03-30 | 中国石油化工集团公司 | 一种催化剂汽提设备 |
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US2672407A (en) | 1949-02-26 | 1954-03-16 | Universal Oil Prod Co | Apparatus for contacting subdivided solid particles with different fluid streams within separate superimposed contacting zones |
US2727810A (en) | 1950-05-29 | 1955-12-20 | Universal Oil Prod Co | Apparatus for the conversion of fluid reactant streams in the presence of subdivided particles maintained in dispersed suspension |
US2828281A (en) | 1953-02-24 | 1958-03-25 | Petrolite Corp | Certain polyepoxide treated amine modified thermoplastic phenol-aldehyde resins and method of making same |
US2943922A (en) | 1953-04-01 | 1960-07-05 | Hydrocarbon Research Inc | Solids cooling means and riser conduit |
RU2190261C2 (ru) * | 2000-01-25 | 2002-09-27 | Опытное конструкторское бюро машиностроения | Внутренний блок ядерного реактора |
US7902101B2 (en) | 2007-12-05 | 2011-03-08 | Uop Llc | Process for regenerating catalyst |
WO2013009820A1 (en) | 2011-07-13 | 2013-01-17 | Dow Global Technologies Llc | Reactivating propane dehydrogenation catalyst |
AR102955A1 (es) | 2014-12-17 | 2017-04-05 | Dow Global Technologies Llc | Un aparato usado en un proceso de reacción fluidizado |
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Publication number | Priority date | Publication date | Assignee | Title |
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US3948609A (en) * | 1974-01-02 | 1976-04-06 | Nazim Museib Ogly Guseinov | Reaction apparatus |
CN201776134U (zh) * | 2010-04-13 | 2011-03-30 | 中国石油化工集团公司 | 一种催化剂汽提设备 |
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CA2971102A1 (en) | 2016-06-23 |
EP3233263A1 (en) | 2017-10-25 |
RU2017122838A (ru) | 2018-12-29 |
AR102955A1 (es) | 2017-04-05 |
EP3233263B1 (en) | 2023-12-06 |
US20170361295A1 (en) | 2017-12-21 |
BR112017011943B1 (pt) | 2021-11-03 |
WO2016100169A1 (en) | 2016-06-23 |
BR112017011943A2 (pt) | 2017-12-26 |
US10272407B2 (en) | 2019-04-30 |
RU2017122838A3 (zh) | 2019-02-19 |
CA2971102C (en) | 2023-04-11 |
RU2702580C2 (ru) | 2019-10-08 |
CN107027295B (zh) | 2020-06-23 |
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