SE456599B - Forbrenningsforfarande - Google Patents

Forbrenningsforfarande

Info

Publication number
SE456599B
SE456599B SE8502618A SE8502618A SE456599B SE 456599 B SE456599 B SE 456599B SE 8502618 A SE8502618 A SE 8502618A SE 8502618 A SE8502618 A SE 8502618A SE 456599 B SE456599 B SE 456599B
Authority
SE
Sweden
Prior art keywords
reactor
fed
combustion
combustion process
process according
Prior art date
Application number
SE8502618A
Other languages
English (en)
Other versions
SE8502618D0 (sv
SE8502618L (sv
Inventor
F Engstrom
B Hakulin
S Ruottu
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
Publication of SE8502618D0 publication Critical patent/SE8502618D0/sv
Publication of SE8502618L publication Critical patent/SE8502618L/sv
Publication of SE456599B publication Critical patent/SE456599B/sv

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/508—Sulfur oxides by treating the gases with solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B01J8/26—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 two or more fluidised beds, e.g. reactor and regeneration installations
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
    • F22B31/0007—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed
    • F22B31/0084—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed with recirculation of separated solids or with cooling of the bed particles outside the combustion bed
    • 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
    • F23C10/005—Fluidised bed combustion apparatus comprising two or more beds
    • 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 
    • F23C2206/00—Fluidised bed combustion
    • F23C2206/10—Circulating fluidised bed
    • F23C2206/101—Entrained or fast fluidised bed

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Treating Waste Gases (AREA)

Claims (1)

1. 456 599 ordnade i reaktorn. Förbränningen utförs i den första reaktorn 1 under understökiometriska förhållanden för att minska NOX-bild- ningen. Även denna reaktors förbränníngskammare kan förses 5 med kylrör. Efterförbränníngen utförs i den andra reaktorn 5. Vir- velbäddstekniken möjliggör en bra svavelabsorption. Vid kol- förbränningen är temperaturen i den första reaktorn 700 - 1ooo°c och 1 den andra reaktorn soo - 9so°c. 10 _ Uppfinningen är ej begränsad till den som exempel vi- sade utföringsformen utan kan modifieras inom ramen för den av patentkraven definierade uppfinningstanken. IPATENTKRAV v l. Ett på virvelbäddsteknik baserat 2-stegsfórbrännings- förfarande, k å n n e t e c k n a t därav, att bränsle matas till ett under reducerande förhållanden vid 700 - l000°C arbe- tande första reaktorsystem (4) med cirkulerande bädd, där fasta partiklar, som den från reaktorn (1) avgående gasen innehåller, avskiljs och återförs till reaktorn, och att gaserna leds till ett vid 600 - 950°C arbetande andra reaktorsystem (8) med cir- kulerande bädd, till vars reaktor (5) matas en syreinnehållande gas . Z. Ett forbränningsförfarande enligt patentkrav 1, k ä n n e t e c k n a t därav, att till den_andra reaktorn (5) matas ett svavelabsorberande ämne. 3. Ett förbränningsförfarande enligt patentkrav 1, k ä n n e t e c k n a t därav, att till den andra reaktorn (5) matas ett ämne som minskar NOX-bildning. 4. Ett förbränningsförfarande enligt patentkraven l, 2 eller 3, k ä n n e t e c k n a t därav, att åtminstone rök- gaserna som avgår från den ena reaktorn (5) med cirkulerande bädd kyls innan fasta partiklar avskiljs ur dem.
SE8502618A 1984-06-01 1985-05-28 Forbrenningsforfarande SE456599B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI842201A FI79403C (sv) 1984-06-01 1984-06-01 Förbränningsmetod.

Publications (3)

Publication Number Publication Date
SE8502618D0 SE8502618D0 (sv) 1985-05-28
SE8502618L SE8502618L (sv) 1985-12-02
SE456599B true SE456599B (sv) 1988-10-17

Family

ID=8519174

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8502618A SE456599B (sv) 1984-06-01 1985-05-28 Forbrenningsforfarande

Country Status (10)

Country Link
US (1) US4616576A (sv)
JP (1) JPS6111511A (sv)
AT (1) AT398619B (sv)
AU (1) AU554272B2 (sv)
CA (1) CA1257809A (sv)
DE (1) DE3517992A1 (sv)
FI (1) FI79403C (sv)
FR (1) FR2565325B1 (sv)
GB (1) GB2159432B (sv)
SE (1) SE456599B (sv)

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DE3522272A1 (de) * 1985-03-22 1986-09-25 Krupp Polysius Ag, 4720 Beckum Verfahren und anlage zur waermebehandlung von feinkoernigem gut
FI853615L (fi) * 1985-09-20 1987-03-21 Tampella Oy Ab Foerfarande foer minskning av utslaeppen av kvaeve- och svaveloxider vid foerbraenning av kvaeve- och svavelhaltigt braensle.
EP0227550A3 (en) * 1985-12-18 1989-07-12 Wormser Engineering, Inc. Apparatus for combusting fuels and method of cumbusting wet fuels
CA1285761C (en) * 1986-04-01 1991-07-09 Kawasaki Jukogyo Kabushiki Kaisha Plant for manufacturing cement clinker
SE460221B (sv) * 1986-07-08 1989-09-18 Abb Stal Ab Saett foer nox-reduktion i mbc-pannor
FR2609150B1 (fr) * 1986-12-24 1990-09-07 Inst Francais Du Petrole Generateur thermique poly-combustibles a lit circulant integre, permettant la desulfuration in situ des gaz de combustion
GB2203671A (en) * 1987-04-16 1988-10-26 Coal Ind Emission control
DE3725512A1 (de) * 1987-07-29 1989-02-09 Kettenbauer Gmbh & Co Verfahre Schwebegas-reaktor
AT399214B (de) * 1987-08-24 1995-04-25 Waagner Biro Ag Dampf- oder heissgaserzeuger mit einer brennkammer
US4829912A (en) * 1988-07-14 1989-05-16 Foster Wheeler Energy Corporation Method for controlling the particulate size distributions of the solids inventory in a circulating fluidized bed reactor
DE4026272A1 (de) * 1990-08-20 1992-02-27 Kurt Kugler Verfahren und einrichtung zur thermischen behandlung von stoffen nach dem wirbelschichtverfahren
FR2669099B1 (fr) * 1990-11-13 1994-03-18 Stein Industrie Procede et dispositif de combustion de materiaux carbones divises.
JP2561277Y2 (ja) * 1991-05-13 1998-01-28 株式会社プランド研究所 循環型ボイラ燃焼装置
FI88364C (sv) * 1991-08-09 1993-05-10 Ahlstroem Oy Förfarande för behandling av halogenföreningar innehållande process- e ller rökgaser
US5378443A (en) * 1992-01-03 1995-01-03 A. Ahlstrom Corporation Method for reducing emissions when burning nitrogen containing fuels
US5176088A (en) * 1992-01-10 1993-01-05 The Babcock & Wilcox Company Furnace ammonia and limestone injection with dry scrubbing for improved simultaneous SOX and NOX removal
AU1449992A (en) * 1992-03-05 1993-10-05 Technische Universiteit Delft Method and apparatus for combusting a carbonaceous material
US5237963A (en) * 1992-05-04 1993-08-24 Foster Wheeler Energy Corporation System and method for two-stage combustion in a fluidized bed reactor
US5379705A (en) * 1992-11-11 1995-01-10 Kawasaki Jukogyo Kabushiki Kaisha Fluidized-bed incinerator
JP3057349B2 (ja) * 1993-06-28 2000-06-26 川崎重工業株式会社 微粉脱塩剤供給機能を備えた２段流動層ごみ焼却炉
SE502292C2 (sv) * 1994-08-19 1995-10-02 Kvaerner Enviropower Ab Förfarande för tvåstegsförbränning av fasta bränslen i en cirkulerande fluidiserad bädd
US5535687A (en) * 1994-08-25 1996-07-16 Raytheon Engineers & Constructors Circulating fluidized bed repowering to reduce Sox and Nox emissions from industrial and utility boilers
CH689633A5 (de) * 1995-01-10 1999-07-30 Von Roll Umwelttechnik Ag Verfahren zur Kuehlung und Reinigung von Rauchgasen.
US5795548A (en) * 1996-03-08 1998-08-18 Mcdermott Technology, Inc. Flue gas desulfurization method and apparatus
JPH10253011A (ja) * 1997-03-13 1998-09-25 Hitachi Zosen Corp 燃焼装置
TW386894B (en) * 1997-06-20 2000-04-11 Von Roll Umwelttechnik Ag Process and plant for deNOxing combustion off-gas
FR2802287B1 (fr) * 1999-12-14 2002-01-11 Abb Alstom Power Comb Procede pour l'amelioration de la combustion dans un systeme a lit fluidise circulant et systeme correspondant
US6694900B2 (en) * 2001-12-14 2004-02-24 General Electric Company Integration of direct combustion with gasification for reduction of NOx emissions
US7036440B1 (en) 2002-09-12 2006-05-02 Gil A Sena Adjustable tray size automatic seedling planting apparatus
FR2871554A1 (fr) * 2004-06-11 2005-12-16 Alstom Technology Ltd Procede de conversion energetique de combustibles solides minimisant la consommation d'oxygene
CN100350185C (zh) * 2006-08-11 2007-11-21 国电科技环保集团山东龙源环保有限公司 一种新型秸秆循环流化床燃烧锅炉
AT505526B1 (de) 2007-08-14 2010-09-15 Univ Wien Tech Wirbelschichtreaktorsystem
JP5022248B2 (ja) * 2008-01-23 2012-09-12 三菱重工業株式会社 ボイラ構造
US8496898B2 (en) * 2010-02-25 2013-07-30 Nol-Tec Systems, Inc. Fluidized bed carbon dioxide scrubber for pneumatic conveying system
CN103557520A (zh) * 2013-11-21 2014-02-05 江苏中容环保有限公司 采用机械-非机械耦合控制的双循环流化床装置
CN103644648B (zh) * 2013-12-29 2016-02-03 哈尔滨红光锅炉总厂有限责任公司 一种强制水循环的大容量循环流化床热水锅炉
CN103776023B (zh) * 2014-01-13 2016-01-06 东南大学 一种双流化床气固燃烧装置及方法
CN105805733A (zh) * 2014-08-29 2016-07-27 中国科学院工程热物理研究所 降低氮氧化物排放的循环流化床燃烧方法和燃烧装置
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Also Published As

Publication number Publication date
AU554272B2 (en) 1986-08-14
GB2159432A (en) 1985-12-04
FI79403B (fi) 1989-08-31
US4616576A (en) 1986-10-14
GB2159432B (en) 1988-12-29
DE3517992A1 (de) 1985-12-05
FR2565325B1 (fr) 1988-01-29
FI842201A (fi) 1985-12-02
JPS6111511A (ja) 1986-01-18
DE3517992C2 (sv) 1988-06-09
FI842201A0 (fi) 1984-06-01
SE8502618D0 (sv) 1985-05-28
FR2565325A1 (fr) 1985-12-06
CA1257809A (en) 1989-07-25
SE8502618L (sv) 1985-12-02
AT398619B (de) 1995-01-25
AU4261085A (en) 1985-12-12
ATA162785A (de) 1994-05-15
GB8512457D0 (en) 1985-06-19
FI79403C (sv) 1989-12-11

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