KR920007682A - 래디얼플로식 촉매충전탑에 있어서의 촉매유지장치 및 방법 - Google Patents

래디얼플로식 촉매충전탑에 있어서의 촉매유지장치 및 방법 Download PDF

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KR920007682A
KR920007682A KR1019910017499A KR910017499A KR920007682A KR 920007682 A KR920007682 A KR 920007682A KR 1019910017499 A KR1019910017499 A KR 1019910017499A KR 910017499 A KR910017499 A KR 910017499A KR 920007682 A KR920007682 A KR 920007682A
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catalyst
radial flow
holding apparatus
vessels
cylinder
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KR1019910017499A
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다다요시 나가오까
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다다요시 나가오까
가부시기가이샤 나가오까
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Publication of KR920007682A publication Critical patent/KR920007682A/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0207—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0207—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal
    • B01J8/0214—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal in a cylindrical annular shaped bed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
    • B01J8/0403—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/04—Preparation of ammonia by synthesis in the gas phase
    • C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
    • C01C1/0417—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst characterised by the synthesis reactor, e.g. arrangement of catalyst beds and heat exchangers in the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00796—Details of the reactor or of the particulate material
    • B01J2208/00805—Details of the particulate material
    • B01J2208/00814—Details of the particulate material the particulate material being provides in prefilled containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00796—Details of the reactor or of the particulate material
    • B01J2208/00884—Means for supporting the bed of particles, e.g. grids, bars, perforated plates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Abstract

내용 없음

Description

래디얼플로식 촉매충전탑에 있어서의 촉매유지장치 및 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명의 래디얼플로식 촉매충전탑에 있어서의 촉매 유지장치의 일실시예를 모식적으로 도시한 사시도.
제2도는 본 원 발명의 장치에 사용되는 촉매용기의 일예를 도시한 사시도.
제3도는 제2도의 촉매용기의 스크린(5),(6)의 예를 도시한 부분사시도.

Claims (12)

  1. 원통을 래디얼플로식 촉매충전탑의 상부 또는 저부의 입구로부터 반입, 반출이 가능한 크기의 횡단면을 가지는 복수의 세그멘트부분으로 이 원통의 축방향면에 따라서 분할된 형상으로하고, 유체입구측과 유체출구측에 각각 제1및 제2의 스크린을 설치한 복수의 촉매용기에 촉매를 충전하고, 이 복수의 촉매용기를 조립후의 형상이 전체로서 원통형이 되도록 래디얼플로식 촉매충전탑내에 조립한 것을 특징으로 하는 래디얼 플로식 촉매충전탑에 있어서의 촉매유지장치.
  2. 제1항에 있어서, 상기 각 촉매용기는 상기 각 제 1및 제2의 스크린을 연결하는 양측면에 각각 측판이 설치되어 있는 것을 특징으로 하는 촉매유지장치.
  3. 제1항에 있어서, 상기 제1의 스크린은 촉매용기의 외주면과 내주면의 어느한쪽에 설치되고, 상기 제2의 스크린은 다른 쪽에 설치되는 것을 특징으로 하는 촉매유지장치.
  4. 제1항에 있어서, 상기 래디얼플로식 촉매충전탑은 촉매고정바닥형의 것이고,상기 촉매용기는 덮개판 및 바닥판으로 닫혀 있는것을 특징으로 하는 촉매유지장치.
  5. 제1항에 있어서, 상기 래디얼플로식 촉매충전탑은 촉매고정바닥형의 것이고,상기 촉매용기는 외측에서 계속 공급되는 촉매를 유입하는 입구와 촉매용기로부터 유출하는 출구를 가지는 것을 특징으로 하는 촉매유지장치.
  6. 제1항에 있어서, 상기 촉매용기는 원통형 촉매층의 반경방향으로 단일층으로 배치되는것을 특징으로하는 촉매유지장치.
  7. 제1항에 있어서, 상기 촉매용기는 원통형 촉매층의 반경방향으로 복수층으로 배치되는것을 특징으로하는 촉매유지장치.
  8. 제1항에 있어서, 상기 촉매용기는 단면이 모두 동일한 것을 특징으로 하는 촉매 유지장치.
  9. 제1항에 있어서, 한 조의 촉매용기는 한 단면을 가지고, 나머지 한조의 촉매용기는 상기 한 단면과는 다른 단면을 가지고, 상기 두 조의 촉매용기는 원통형 촉매층을 형성하도록 조립하는것을 특징으로 하는 촉매유지장치.
  10. 제1항에 있어서, 상기 촉매용기는 그 길이방향으로 대략 수평면으로 복수부분으로 분할되는 것을 특징으로 하는 촉매유지장치.
  11. 제1항에 있어서, 상기 촉매용기는 그 길이방향으로 대략 경사면으로 복수부분으로 분할되는 것을 특징으로 하는 촉매유지장치.
  12. 원통을 래디얼플로식 촉매충전탑의 상부 또는 저부에 입구로부터 반입, 반출이 가능한 크기의 횡단면을 가지는 복수의 세그멘트부분으로 이 원통의 축방향면에 따라서 분할된 형상으로하고, 유체입구측과 유체출구측에 각각 제1및 제2의 스크린을 설치한 복수의 촉매용기에 촉매를 충전하고, 이 복수의 촉매용기를 이 래디얼플로식 촉매충전탑의 입구로부터 반입하여 조립후의 형상이 전체로서 원통형이 되도록 래디얼플로식 촉매충전탑내에 촉매용기를 조립함으로써 원통형의 촉매층을 형성하고, 스크린을 점검 또는 보수할때는 점검 또는 보수가 필요한 촉매용기만을 입구로부터 반출하여, 점검 또는 보수하는 것을 특징으로 하는 래디얼 플로식 촉매충전탑에 있어서의 촉매유지장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910017499A 1990-10-03 1991-10-02 래디얼플로식 촉매충전탑에 있어서의 촉매유지장치 및 방법 KR920007682A (ko)

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JP90-265,987 1990-10-03
JP2265987A JPH04141227A (ja) 1990-10-03 1990-10-03 ラジアルフロー式触媒充填塔における触媒保持方法および装置

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EP (1) EP0483975A1 (ko)
JP (1) JPH04141227A (ko)
KR (1) KR920007682A (ko)
CN (1) CN1062857A (ko)
AU (1) AU647181B2 (ko)
BR (1) BR9104257A (ko)
CA (1) CA2052281A1 (ko)
RU (1) RU2036711C1 (ko)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2708872B1 (fr) * 1993-08-13 1995-11-10 Packinox Sa Unité catalytique isotherme destinée à produire une réaction catalytique.
EP0767000B1 (en) * 1993-07-05 2001-10-10 Packinox Catalytic process and apparatus for controlling reaction temperatures
US5837021A (en) * 1994-12-09 1998-11-17 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Installation for the treatment of at least one fluid, by passage through two adjacent masses of material
FR2727875B1 (fr) * 1994-12-09 1997-03-21 Air Liquide Installation de traitement d'au moins un fluide, applications au traitement d'un flux d'air et procede de chargement d'une masse de materiau particulaire d'une telle installation
US7226568B1 (en) 2000-03-09 2007-06-05 Weatherford/Lamb, Inc. Plural conduit replaceable outer support structure for radial flow system
DE10015886A1 (de) * 2000-03-30 2001-10-11 H & P Technologie Gmbh & Co Ge Reaktor für eine Kühleinrichtung
EP1163952A1 (de) * 2000-06-14 2001-12-19 Sulzer Chemtech AG Mikrokanäle enthaltendes Festbett angeordnet in einem rohrförmigen Reaktorteil
FR2822719B1 (fr) * 2001-03-28 2003-08-29 Johnson Filtration Systems Conduit de filtration tubulaire pour reacteur a flux radial
DE10144285A1 (de) * 2001-09-08 2003-03-27 Viessmann Werke Kg Apparat zur Erzeugung von Wasserstoff
EP1300190A1 (en) * 2001-10-04 2003-04-09 Methanol Casale S.A. Heterogeneous catalytic reactor with modular catalytic cartridge
EP1350553B1 (en) * 2002-03-29 2008-05-28 Tosoh Corporation Catalytic combustion reactor with a heat exchanger and method for carrying out catalytic combustion reaction
US7638039B2 (en) * 2004-06-15 2009-12-29 Cormetech, Inc. In-situ catalyst replacement
FR2873750B1 (fr) * 2004-08-02 2009-04-17 Inst Francais Du Petrole Dispositif pour la production d'un gaz chaud par oxydation utilisant un reacteur rotatif simule
CN101007254B (zh) * 2006-01-24 2012-02-29 百瑞全球有限公司 反应器
CN101007257B (zh) * 2006-01-24 2011-06-08 百瑞全球有限公司 适用于由固相催化剂催化的反应方法
US7846403B2 (en) * 2007-05-03 2010-12-07 Uop Llc Louver front faced inlet ducts
CN100411768C (zh) * 2006-08-30 2008-08-20 无锡市东绛石油化工设备厂 连续重整反应器扇形筒的加工方法
US7846256B2 (en) * 2007-02-23 2010-12-07 Tokyo Electron Limited Ampule tray for and method of precursor surface area
US7829038B2 (en) * 2007-10-29 2010-11-09 Uop Llc Segmented outer catalyst retention screen for stacked radial flow reactors
US7842257B2 (en) * 2007-12-14 2010-11-30 Uop Llc Fluid distributor for radial-flow reactor
FR2931702B1 (fr) * 2008-06-02 2011-08-26 Euroslot Systeme de retention externe d'un lit de catalyseur dans un reacteur a flux radial
US8216343B2 (en) * 2010-02-25 2012-07-10 Praxair Technology, Inc. Radial flow reactor with movable supports
JP6073236B2 (ja) * 2010-11-18 2017-02-01 バイエル・インテレクチュアル・プロパティ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツングＢａｙｅｒ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ ＧｍｂＨ 粒子用保持装置としてニットワイヤーメッシュを有する化学反応器
US9950305B2 (en) * 2011-07-26 2018-04-24 Battelle Memorial Institute Solar thermochemical processing system and method
CN102527298B (zh) * 2011-12-15 2014-09-03 昆明理工大学 一种圆环式连续进料固定床反应器
WO2014160840A1 (en) * 2013-03-28 2014-10-02 Uop Llc Apparatus for a radial-flow reactor and method for assembly thereof
WO2014160680A1 (en) * 2013-03-28 2014-10-02 Uop Llc Apparatus for a radial-flow reactor and method for assembly thereof
US9050571B2 (en) 2013-03-28 2015-06-09 Uop Llc Apparatus for a radial-flow reactor and method for assembly thereof
US9211517B2 (en) * 2013-09-18 2015-12-15 Uop Llc Catalyst retainer for radial flow reactor
CN104650959B (zh) * 2013-11-19 2017-03-15 中国石油天然气股份有限公司 减少催化剂泄露的重整反应器
JP6309746B2 (ja) * 2013-11-27 2018-04-11 株式会社東芝 水素除去装置
US20150224464A1 (en) * 2014-02-13 2015-08-13 Uop Llc Radial flow reactor having a side inlet nozzle and methods for reacting hydrocarbons using the same
FR3029429B1 (fr) 2014-12-08 2018-07-27 IFP Energies Nouvelles Reacteur a lit radial permettant de mettre en œuvre de faible quantite de catalyseur
FR3033265B1 (fr) 2015-03-04 2017-03-24 Ifp Energies Now Reacteur a lit incline permettant de mettre en œuvre de faibles quantites de catalyseur
FR3033266B1 (fr) * 2015-03-05 2017-03-03 Ifp Energies Now Ensemble de collecte d'un fluide gazeux pour reacteur radial
US9463427B1 (en) * 2015-05-18 2016-10-11 Saudi Arabian Oil Company Catalyst reactor basket
WO2016209790A1 (en) 2015-06-25 2016-12-29 Uop Llc Tapered conduits for reactors
FR3056119B1 (fr) * 2016-09-20 2018-10-05 Total Raffinage Chimie Paroi cylindrique de filtrage de particules solides dans un fluide
CN106732199A (zh) * 2017-01-06 2017-05-31 中国化学工程第十四建设有限公司 用于污水处理的催化反应罐
FR3063441B1 (fr) * 2017-03-01 2021-10-01 Ifp Energies Now Reacteur comprenant des lits catalytiques de faible epaisseur.
FR3063440B1 (fr) * 2017-03-01 2019-06-07 IFP Energies Nouvelles Reacteur compartimente a faible capacite.
US10822233B2 (en) * 2018-05-11 2020-11-03 Doosan Fuel Cell America, Inc. Reformer including catalyst in an inlet plenum
CN108620000A (zh) * 2018-06-08 2018-10-09 南京敦先化工科技有限公司 一种平管板联箱羰化反应器
US10994238B2 (en) * 2018-09-07 2021-05-04 Air Products And Chemicals, Inc. Radial flow adsorption vessel comprising flexible screen
CN109289712A (zh) * 2018-12-04 2019-02-01 怀化学院 实验反应器
US11207648B2 (en) 2020-01-30 2021-12-28 Uop Llc Slotted plate scallops
CN112870961B (zh) * 2020-12-29 2022-05-20 山东山大华特环保科技有限公司 一种固定床脱硫反应装置及其使用方法
CN115121185B (zh) * 2022-07-22 2023-09-15 中国化学工程第三建设有限公司 一种uop丙烷脱氢装置反应器及其检修方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA520907A (en) * 1956-01-17 Sun Oil Company Rotary converter sealing devices
US1590266A (en) * 1924-08-28 1926-06-29 Hoechst Ag Continuous-absorption apparatus
DE1181674B (de) * 1959-01-05 1964-11-19 Dr Josef Heyes Vorrichtung zur Trennung von Gas- oder Fluessigkeitsgemischen
US3101778A (en) * 1960-05-13 1963-08-27 Combustion Eng Ceramic rotor fabrication
GB1050077A (ko) * 1963-08-21
US3380810A (en) * 1963-11-26 1968-04-30 Universal Oil Prod Co Catalytic converter-muffler with a protected catalyst retainer means
DE2016614A1 (en) * 1970-04-08 1971-10-21 Badische Anilin & Soda Fabrik AG, 6700 Ludwigshafen Exothermic oxidation in catalytic reactor
BR7309478D0 (pt) * 1972-12-04 1974-09-05 Xerox Corp Pigmentador e material revelador eletrostatografico aperfeicoados e processo aperfeicoado de formacao de imagens
DE2655750A1 (de) * 1976-12-09 1978-06-22 Hoechst Ag Vorrichtung zur aufnahme von koernigen katalysatoren
US4225562A (en) * 1979-05-14 1980-09-30 Uop Inc. Multi-bed catalytic reactor
DE2944841A1 (de) * 1979-11-07 1981-05-21 Degussa Ag, 6000 Frankfurt Katalytischer abgaskonverter fuer brennkraftmaschinen
JPS6213530U (ko) * 1985-07-08 1987-01-27
US4896704A (en) * 1988-01-27 1990-01-30 Mobil Oil Corp. Loading techniques for downflow reactors
DE3917325A1 (de) * 1989-05-27 1990-11-29 Metallgesellschaft Ag Konverter fuer die katalytische umsetzung von gasfoermigen bestandteilen in gasen

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AU8482291A (en) 1992-04-09
AU647181B2 (en) 1994-03-17
CA2052281A1 (en) 1992-04-04
EP0483975A1 (en) 1992-05-06
JPH04141227A (ja) 1992-05-14
CN1062857A (zh) 1992-07-22
BR9104257A (pt) 1992-06-02
RU2036711C1 (ru) 1995-06-09
US6221320B1 (en) 2001-04-24

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