FI932489A0 - Kiertopetireaktori ja menetelmä kaasuvirtauksen käsittelemiseksi kiertopetireaktorissa - Google Patents

Kiertopetireaktori ja menetelmä kaasuvirtauksen käsittelemiseksi kiertopetireaktorissa

Info

Publication number
FI932489A0
FI932489A0 FI932489A FI932489A FI932489A0 FI 932489 A0 FI932489 A0 FI 932489A0 FI 932489 A FI932489 A FI 932489A FI 932489 A FI932489 A FI 932489A FI 932489 A0 FI932489 A0 FI 932489A0
Authority
FI
Finland
Prior art keywords
bed reactor
circulating bed
gas flow
treating gas
circulating
Prior art date
Application number
FI932489A
Other languages
English (en)
Swedish (sv)
Other versions
FI92628B (fi
Inventor
Aimo Asikainen
Timo Hyppaenen
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Priority to FI932489A priority Critical patent/FI92628B/fi
Publication of FI932489A0 publication Critical patent/FI932489A0/fi
Priority to PCT/FI1994/000219 priority patent/WO1994027716A1/en
Application granted granted Critical
Publication of FI92628B publication Critical patent/FI92628B/fi

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
    • B01J8/388—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 externally, i.e. the particles leaving the vessel and subsequently re-entering it
    • 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
    • B01J8/005—Separating solid material from the gas/liquid stream
    • B01J8/0055—Separating solid material from the gas/liquid stream using cyclones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/12—Construction of the overflow ducting, e.g. diffusing or spiral exits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/02—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed
    • F23C10/04—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone
    • F23C10/08—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases
    • F23C10/10—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases the separation apparatus being located outside the combustion chamber

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
FI932489A 1993-06-01 1993-06-01 Kiertopetireaktori ja menetelmä kaasuvirtauksen käsittelemiseksi kiertopetireaktorissa FI92628B (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI932489A FI92628B (fi) 1993-06-01 1993-06-01 Kiertopetireaktori ja menetelmä kaasuvirtauksen käsittelemiseksi kiertopetireaktorissa
PCT/FI1994/000219 WO1994027716A1 (en) 1993-06-01 1994-05-31 Circulating fluidized bed reactor and method of treating gas flows in the circulating fluidized bed reactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI932489A FI92628B (fi) 1993-06-01 1993-06-01 Kiertopetireaktori ja menetelmä kaasuvirtauksen käsittelemiseksi kiertopetireaktorissa

Publications (2)

Publication Number Publication Date
FI932489A0 true FI932489A0 (fi) 1993-06-01
FI92628B FI92628B (fi) 1994-08-31

Family

ID=8538046

Family Applications (1)

Application Number Title Priority Date Filing Date
FI932489A FI92628B (fi) 1993-06-01 1993-06-01 Kiertopetireaktori ja menetelmä kaasuvirtauksen käsittelemiseksi kiertopetireaktorissa

Country Status (2)

Country Link
FI (1) FI92628B (fi)
WO (1) WO1994027716A1 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7770543B2 (en) 2007-08-29 2010-08-10 Honeywell International Inc. Control of CFB boiler utilizing accumulated char in bed inventory

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1566403A (fi) * 1968-02-22 1969-05-09
US3917458A (en) * 1972-07-21 1975-11-04 Nicoll Jr Frank S Gas filtration system employing a filtration screen of particulate solids
US4397816A (en) * 1981-11-23 1983-08-09 Exxon Research And Engineering Co. Apparatus for regeneration of spent cracking catalyst
FI66297C (fi) * 1982-11-15 1984-10-10 Ahlstroem Oy Anordning foer avlaegsnande av fasta komponenter ur roekgaser
CA1274422A (en) * 1985-08-07 1990-09-25 Juan A. Garcia-Mallol Fluidized bed reactor and method of operating same
SE466814B (sv) * 1989-06-01 1992-04-06 Kvaerner Generator Ab Anordning foer nedbrytande av gaser alstrade vid foerbraenning vid ungefaer 850 grader c av fasta braenslen i en fluidbaedd

Also Published As

Publication number Publication date
FI92628B (fi) 1994-08-31
WO1994027716A1 (en) 1994-12-08

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Legal Events

Date Code Title Description
BB Publication of examined application
FD Application lapsed