CA1332782C - Reacteur a lit fluidise a zone chauffante annulaire - Google Patents

Reacteur a lit fluidise a zone chauffante annulaire

Info

Publication number
CA1332782C
CA1332782C CA 595278 CA595278A CA1332782C CA 1332782 C CA1332782 C CA 1332782C CA 595278 CA595278 CA 595278 CA 595278 A CA595278 A CA 595278A CA 1332782 C CA1332782 C CA 1332782C
Authority
CA
Canada
Prior art keywords
annulus
fluidized bed
heating zone
particles
reaction zone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA 595278
Other languages
English (en)
Inventor
Richard Andrew Van Slooten
Ravi Prasad
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Advanced Silicon Materials LLC
Original Assignee
Advanced Silicon Materials LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Advanced Silicon Materials LLC filed Critical Advanced Silicon Materials LLC
Application granted granted Critical
Publication of CA1332782C publication Critical patent/CA1332782C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/38—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it
    • B01J8/384—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only
    • B01J8/386—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only internally, i.e. the particles rotate within the vessel
    • 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
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1836—Heating and cooling 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1845—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with particles moving upwards while fluidised
    • B01J8/1854—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with particles moving upwards while fluidised followed by a downward movement inside the reactor to form a loop
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
    • C01B33/029—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition of monosilane
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
    • C01B33/03—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition of silicon halides or halosilanes or reduction thereof with hydrogen as the only reducing agent
    • 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
    • B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00203—Coils
    • 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
    • B01J2208/00327—Controlling the temperature by direct heat exchange
    • B01J2208/00336—Controlling the temperature by direct heat exchange adding a temperature modifying medium to the reactants
    • B01J2208/0038—Solids
    • 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
    • B01J2208/00389—Controlling the temperature using electric heating or cooling elements
    • B01J2208/00407—Controlling the temperature using electric heating or cooling elements outside the reactor 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00477—Controlling the temperature by thermal insulation means
    • B01J2208/00495—Controlling the temperature by thermal insulation means using insulating materials or refractories
    • 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
    • B01J2208/0053—Controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Silicon Compounds (AREA)
CA 595278 1988-03-31 1989-03-30 Reacteur a lit fluidise a zone chauffante annulaire Expired - Fee Related CA1332782C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17590188A 1988-03-31 1988-03-31
US175,901 1988-03-31

Publications (1)

Publication Number Publication Date
CA1332782C true CA1332782C (fr) 1994-11-01

Family

ID=22642135

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 595278 Expired - Fee Related CA1332782C (fr) 1988-03-31 1989-03-30 Reacteur a lit fluidise a zone chauffante annulaire

Country Status (3)

Country Link
JP (1) JPH0221938A (fr)
CA (1) CA1332782C (fr)
DE (1) DE3910343A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8404206B2 (en) 2008-06-30 2013-03-26 Memc Electronic Materials, Inc. Methods for producing polycrystalline silicon that reduce the deposition of silicon on reactor walls
US8828324B2 (en) 2009-12-29 2014-09-09 Sunedison, Inc. Fluidized bed reactor systems and distributors for use in same

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10063862A1 (de) * 2000-12-21 2002-07-11 Solarworld Ag Verfahren zur Herstellung von hochreinem, granularen Silizium
ATE489333T1 (de) 2005-03-05 2010-12-15 Jssi Gmbh Reaktor und verfahren zur herstellung von silizium
DE102005042753A1 (de) * 2005-09-08 2007-03-15 Wacker Chemie Ag Verfahren und Vorrichtung zur Herstellung von granulatförmigem polykristallinem Silicium in einem Wirbelschichtreaktor
KR100756310B1 (ko) * 2006-02-07 2007-09-07 한국화학연구원 입자형 다결정실리콘 제조용 고압 유동층반응기
KR100661284B1 (ko) * 2006-02-14 2006-12-27 한국화학연구원 유동층 반응기를 이용한 다결정실리콘 제조 방법
KR100783667B1 (ko) * 2006-08-10 2007-12-07 한국화학연구원 입자형 다결정 실리콘의 제조방법 및 제조장치
DE102006042685A1 (de) 2006-09-12 2008-03-27 Wacker Chemie Ag Verfahren und Vorrichtung zur kontaminationsfreien Erwärmung von Gasen
CN101318654B (zh) * 2008-07-04 2010-06-02 清华大学 一种流化床制备高纯度多晶硅颗粒的方法及流化床反应器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012861A (en) * 1960-01-15 1961-12-12 Du Pont Production of silicon
GB1412033A (en) * 1973-03-02 1975-10-29 Coal Industry Patents Ltd Fluidised bed combustion
JPS5945917A (ja) * 1982-09-02 1984-03-15 Denki Kagaku Kogyo Kk 多結晶シリコンの連続的製法
DE3842099A1 (de) * 1987-12-14 1989-06-22 Union Carbide Corp Wirbelschichtreaktor zur herstellung von polykristallinem silicium

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8404206B2 (en) 2008-06-30 2013-03-26 Memc Electronic Materials, Inc. Methods for producing polycrystalline silicon that reduce the deposition of silicon on reactor walls
US8728574B2 (en) 2008-06-30 2014-05-20 Memc Electronic Materials, Inc. Methods for introducing a first gas and a second gas into a reaction chamber
US8906313B2 (en) 2008-06-30 2014-12-09 Sunedison, Inc. Fluidized bed reactor systems
US8828324B2 (en) 2009-12-29 2014-09-09 Sunedison, Inc. Fluidized bed reactor systems and distributors for use in same

Also Published As

Publication number Publication date
JPH0221938A (ja) 1990-01-24
DE3910343C2 (fr) 1992-11-12
DE3910343A1 (de) 1989-10-12

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