KR910700095A - Exothermic reaction method and apparatus - Google Patents

Exothermic reaction method and apparatus

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Publication number
KR910700095A
KR910700095A KR1019900702255A KR900702255A KR910700095A KR 910700095 A KR910700095 A KR 910700095A KR 1019900702255 A KR1019900702255 A KR 1019900702255A KR 900702255 A KR900702255 A KR 900702255A KR 910700095 A KR910700095 A KR 910700095A
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South Korea
Prior art keywords
cooling
tube
catalyst bed
gaseous
reactor
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Application number
KR1019900702255A
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Korean (ko)
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KR0131401B1 (en
Inventor
헨릭 오토 스탈
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조지오 피가 세라
할도르 탑쇄 에이/에스
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Priority claimed from DK071389A external-priority patent/DK167242B1/en
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Publication of KR910700095A publication Critical patent/KR910700095A/en
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Publication of KR0131401B1 publication Critical patent/KR0131401B1/en

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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
    • 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
    • B01J8/06—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 in tube reactors; the solid particles being arranged in tubes
    • 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
    • B01J8/0278—Feeding reactive fluids
    • 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
    • B01J12/00—Chemical processes in general for reacting gaseous media with gaseous media; 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
    • B01J8/0005—Catalytic processes under superatmospheric pressure
    • 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
    • B01J8/0285—Heating or cooling the reactor
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/15—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively
    • C07C29/151—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
    • C07C29/152—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases characterised by the reactor used
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
    • F28F9/027—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of distribution pipes
    • F28F9/0273—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of distribution pipes with multiple holes
    • 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
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00115—Controlling the temperature by indirect heat exchange with heat exchange elements inside the bed of solid particles
    • B01J2208/00132—Tubes
    • 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)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (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.No content.

Description

발열반응 방법 및 그 장치Exothermic reaction method and apparatus

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 반응기의 축단면도,1 is a cross-sectional view of the reactor of the present invention,

제2도, 3도 및 4도는, 본 발명에 따르는 반응기내의 냉각 튜브의 기부, 중심부 및 상부의 확대 단면도.2, 3 and 4 are enlarged cross-sectional views of the base, center and top of a cooling tube in a reactor according to the invention.

Claims (7)

원통형 압축셀(10), 적어도 하나의 튜브 시이트(30), 반응개스의 간접 냉각용의 하나 또는 그 이상의 냉각 튜브(38)들이 제공된 적어도 하나의 촉매 베드(20)를 통해 합성 개스와 같은 기체성 원료를 방사방향으로 통과시키는 수단(34)을 포함하는, 기체성 원료들의 발열 촉매 반응을 수행하는 냉각 반응기로서, 저부 입구단, 상부 출구단 및 외측 열교환벽(7)을 지니는 각기의 냉각 튜브(38)는 냉각 튜브의 입구단(2a)에 유체차단 방식으로 고정된 내측 튜브(2) 및 그 내측 튜브를 포위하며 동축상에 배치된 유체 차단 열교환 외측 튜브(4)로 구성됨으로써 내측튜브(2)와 외측튜브(4)사이에 환형 공간(6)을 형성하며, 상기 환형 공간이 냉각 튜브(38)들의 출구단(6b)에서 개방되며, 상기 내측 튜브(2)가 입구단(2a)에서 페쇄되고 출구단(6b)에서 폐쇠되며, 상기 내측 튜브벽에는 냉각 개스 스트림이 환형 공간(6)으로, 냉각 튜브(38)의 열교환 외측벽(7)을 따라 향하게 되도록 내측벽의 전체 길이를 통해 다수의 관통구(8)가 제공되있는 것을 특징으로하는 냉각 반응기.Gaseous, such as synthetic gas, through a cylindrical compression cell 10, at least one tube sheet 30, at least one catalyst bed 20 provided with one or more cooling tubes 38 for indirect cooling of the reaction gas. A cooling reactor for performing an exothermic catalytic reaction of gaseous raw materials, comprising means 34 for radially passing raw materials, each cooling tube having a bottom inlet end, an upper outlet end, and an outer heat exchange wall 7. 38 consists of an inner tube 2 which is fixed in a fluid blocking manner to the inlet end 2a of the cooling tube and a fluid blocking heat exchange outer tube 4 arranged coaxially with the inner tube surrounding the inner tube 2 so that the inner tube 2 ) And an annular space 6 is formed between the outer tube 4 and the annular space is opened at the outlet end 6b of the cooling tubes 38 and the inner tube 2 is at the inlet end 2a. Closed and closed at the outlet end 6b, the inner tube wall The cooling reactor is characterized in that a plurality of through holes 8 are provided through the entire length of the inner wall such that the cooling gas stream is directed into the annular space 6 along the heat exchange outer wall 7 of the cooling tube 38. . 제1항에 있어서, 냉각 튜브(38)들이 엇갈린 열의 냉각튜브(38)들을 포함하는 동축상의 냉각 지대들(60a, 60b, 60c …)로 촉매 베드(20)에 배치되는 것을 특징으로하는 냉각 반응기.2. The cooling reactor according to claim 1, wherein the cooling tubes 38 are arranged in the catalyst bed 20 in coaxial cooling zones 60a, 60b, 60c... Which comprise staggered rows of cooling tubes 38. . 제1항에 있어서, 냉각 튜브(38)의 천공된 내측 튜브(2)가 원추형인 것을 특징으로하는 냉각 반응기.The reactor of Claim 1, wherein the perforated inner tube (2) of the cooling tube (38) is conical. 제1항에 청구된 반응기의 하나 또는 그 이상의 촉매 베드(20)에서의 기체성 원료들의 발열 반응 방법에 있어서, 기체성 원료들이 냉각 튜브(38)들을 포함하는 적어도 하나의 촉매 베드(20)를 통과하고 상기 냉각 개스가 환형 공간(6)으로, 냉각 튜브(38)들의 외측 튜브(4)의 열교환 외측벽을 통해 통과함으로써, 냉각 개스와의 간접 열교환에 의해 촉매 베드(20)로부터 과도한 반응열을 제거하는 것을 특징으로 하는 발열반응 방법.In a method of exothermic reaction of gaseous feedstocks in one or more catalyst beds (20) of the reactor claimed in claim 1, the gaseous feedstocks comprise at least one catalyst bed (20) comprising cooling tubes (38). Passes and the cooling gas passes into the annular space 6 through the heat exchange outer wall of the outer tube 4 of the cooling tubes 38, thereby removing excess heat of reaction from the catalyst bed 20 by indirect heat exchange with the cooling gas. Exothermic reaction method characterized in that. 제4항에 있어서, 냉각 튜브(38)들내의 환형공간(6)의 온도를 포위 촉매 베드(20)의 온도와 유입 합성개스온도 사이의 일정한 온도로 유지하도록 기체성 원료들이 촉매 베드(20)를 통해 방사방향으로 통과하는 것을 특징으로하는 방법.The gaseous raw material according to claim 4, wherein the gaseous raw materials are used to maintain the temperature of the annular space 6 in the cooling tubes 38 at a constant temperature between the temperature of the surrounding catalyst bed 20 and the inlet synthesis gas temperature. Radially passing through the process. 제4항에 있어서, 적어도 하나의 촉매 베드내의 냉각 튜브(38)들이 엇갈린 열의 냉각 튜브(38)들을 포함한는 동축상의 냉각지대들(60a, 60b, 60c …)에 배치되있는 반응기의 사용을 특징으로 하는 방법.5. A reactor according to claim 4, characterized by the use of a reactor in which the cooling tubes 38 in the at least one catalyst bed are arranged in coaxial cooling zones 60a, 60b, 60c ... including staggered rows of cooling tubes 38. How to. 제4항에 있어서, 냉각개스가 기체성 원료를 포함하며, 상기 기체성 원료는, 생성 개스 스트림으로의 촉매베드(20)내부의 기체성 원료들의 변환을 유지하는데 필요한 온도로 촉매 베드내의 반응개스와의 간접 열교환에 의해 예열되는 것을 특징으로 하는 방법.5. The reaction gas in the catalyst bed of claim 4, wherein the cooling gas comprises a gaseous feedstock, wherein the gaseous feedstock is at a temperature necessary to maintain the conversion of the gaseous feedstock within the catalyst bed 20 into a product gas stream. Preheated by indirect heat exchange with. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR90702255A 1989-02-16 1990-10-13 Process and apparatus for exothermic reaction KR0131401B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK713/89 1989-02-16
DK071389A DK167242B1 (en) 1989-02-16 1989-02-16 APPARATUS AND PROCEDURE FOR EXOTHERMAL REACTIONS
PCT/DK1990/000034 WO1990009234A1 (en) 1989-02-16 1990-02-12 Process and apparatus for exothermic reactions

Publications (2)

Publication Number Publication Date
KR910700095A true KR910700095A (en) 1991-03-13
KR0131401B1 KR0131401B1 (en) 1998-04-11

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KR90702255A KR0131401B1 (en) 1989-02-16 1990-10-13 Process and apparatus for exothermic reaction

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