FI85415B - Aongpanna med fast virvelskiktseldstad. - Google Patents

Aongpanna med fast virvelskiktseldstad. Download PDF

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Publication number
FI85415B
FI85415B FI850708A FI850708A FI85415B FI 85415 B FI85415 B FI 85415B FI 850708 A FI850708 A FI 850708A FI 850708 A FI850708 A FI 850708A FI 85415 B FI85415 B FI 85415B
Authority
FI
Finland
Prior art keywords
fluidized bed
steam boiler
ash
compartment
cyclone
Prior art date
Application number
FI850708A
Other languages
English (en)
Finnish (fi)
Other versions
FI850708L (fi
FI850708A0 (fi
FI85415C (sv
Inventor
Hans-Georg Jarmuzewski
Original Assignee
Babcock Werke Ag
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 Babcock Werke Ag filed Critical Babcock Werke Ag
Publication of FI850708A0 publication Critical patent/FI850708A0/fi
Publication of FI850708L publication Critical patent/FI850708L/fi
Application granted granted Critical
Publication of FI85415B publication Critical patent/FI85415B/fi
Publication of FI85415C publication Critical patent/FI85415C/sv

Links

Classifications

    • 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
    • F22B31/0015—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 for boilers of the water tube type
    • F22B31/0023—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 for boilers of the water tube type with tubes in the bed
    • 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 
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L15/00—Heating of air supplied for combustion
    • F23L15/02—Arrangements of regenerators
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Claims (9)

1. Angpanna, som är utformad som en enkanalspanna, med ett fast virvel-skikt (2), ovanför vilken finns ett brandutrymme (3) och en gaskanal (4) 5 försedda med däri anordnade konvektionsupphettningsytor (7), varvid infdllda upphettningsytor (6) är anordnade i virvelskiktet och virvel-skiktet är indelat i flera avdelningar (9a,9b,9c,9d) som kan kopplas bort en och en, varvid varje avdelning (9a,9b,9c,9d) anslutits till ett gasavledningsrör (19a,19b,19c,19d), som är anslutna till en cyklon (20), 10 vars uttag är anslutet till avdelningen (9a,9b,9c,9d) i fräga, k ä n -netecknad därav, att brandutrymmet (3) är gemensamt för virvel-skiktets alia avdelningar (9a,9b,9c,9d), att man ovanför varje avdelning (9a,9b,9c,9d) har anordnat sekundärluftmatare (18), att i varje avdelning (9a,9b,9c,9d) finns anordnat kastmatare (10), vars kastomräden svarar mot 15 avdelningens (9a,9b, 9c,9d) tvärsnitt.
2. Angpanna enligt patentkravet 1, kännetecknad därav, att gastemperaturen vid cyklonens (20) inlopp är reglerad till värdet 350°C.
3. Angpanna enligt patentkraven 1 och 2, kännetecknad därav, att man till rökgasvägen efter cyklonen (20) har kopplat ett hetgasfilter (26) och efter detta en luftförvärmare (28) försedd med roterande ladd-ningsmassor.
4. Angpanna enligt ett eller flera av föregäende patentkrav, k ä n n e - t e c k n a d därav, att man i askavledningen (21) som leder frän cyklonens (20) uttag till virvelskiktseldstaden (2) har anordnat en askav-ledning.
5. Angpanna enligt ett eller flera av föregäende patentkrav, k ä n n e - t e c k n a d därav, att brandutrymmet (3) är begränsat med hjälp av genomströmningsrör, som vid den sidan som är mot brandutrymmet (3) är försedd med tappar och stoppad med eldfast massa. 8 85415
6. Angpanna enligt ett eller flera av föreg4ende patentkrav, k ή n n e -t e c k n a d därav, att de infällda upphettningsytorna (6) eller en del av dessa Infällda ytor (6) är kopplade tili att vara överhettare.
7. Angpanna enligt ett eller flera av föregäende patentkrav, k a n n e - t e c k n a d därav, att i virvelskiktet finns en pAlagd askcirkulation, som har en given för varje bränsle anpassad mängd.
8. Angpanna enligt patentkravet 7, kännetecknad därav, att 10 cirkulationsmängden kan regleras med hjälp av den innanför virvelskiktet rädande virvelhastigheten.
9. Angpanna enligt patentkravet 7, kännetecknad därav, att cirkulationsmängden kan regleras vid de invändiga delarna av cyklonen 15 (20) med hjälp av en ändringsbar avskiljningsgrad.
FI850708A 1984-02-21 1985-02-20 Ångpanna med fast virvelskiktseldstad FI85415C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19843406200 DE3406200A1 (de) 1984-02-21 1984-02-21 Dampferzeuger mit einer stationaeren wirbelschichtfeuerung
DE3406200 1984-02-21

Publications (4)

Publication Number Publication Date
FI850708A0 FI850708A0 (fi) 1985-02-20
FI850708L FI850708L (fi) 1985-08-22
FI85415B true FI85415B (fi) 1991-12-31
FI85415C FI85415C (sv) 1992-04-10

Family

ID=6228364

Family Applications (1)

Application Number Title Priority Date Filing Date
FI850708A FI85415C (sv) 1984-02-21 1985-02-20 Ångpanna med fast virvelskiktseldstad

Country Status (7)

Country Link
US (1) US4552097A (sv)
EP (1) EP0152529B1 (sv)
JP (1) JPH0713521B2 (sv)
AT (1) ATE43003T1 (sv)
CA (1) CA1245119A (sv)
DE (2) DE3406200A1 (sv)
FI (1) FI85415C (sv)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1252356A (fr) * 1983-11-09 1989-04-11 Michel F.E. Couarc'h Procede et dispositif de reinjection de particules envolees dans une chaudiere a combustible solide
US4809625A (en) * 1985-08-07 1989-03-07 Foster Wheeler Energy Corporation Method of operating a fluidized bed reactor
US4809623A (en) * 1985-08-07 1989-03-07 Foster Wheeler Energy Corporation Fluidized bed reactor and method of operating same
JPS62213601A (ja) * 1986-03-13 1987-09-19 日立造船株式会社 多重循環燃焼ボイラ
USRE33230E (en) * 1986-04-30 1990-06-12 A. Ahlstrom Corporation Fluidized bed reactor
FI84855C (sv) * 1986-04-30 1992-01-27 Ahlstroem Oy Virvelbäddsreaktor
US4665864A (en) * 1986-07-14 1987-05-19 Foster Wheeler Energy Corporation Steam generator and method of operating a steam generator utilizing separate fluid and combined gas flow circuits
US4694758A (en) * 1986-12-16 1987-09-22 Foster Wheeler Energy Corporation Segmented fluidized bed combustion method
US4761131A (en) * 1987-04-27 1988-08-02 Foster Wheeler Corporation Fluidized bed flyash reinjection system
DE3726483A1 (de) * 1987-08-08 1989-02-16 Hoelter Heinz Verfahren und vorrichtung zur minderung von co-bildungen beim verbrennungsprozess fossiler brennstoffe, vorzugsweise kohle
DE3737028A1 (de) * 1987-10-31 1989-05-11 Hoelter Heinz Verfahren zur reduzierung von co bei verbrennungsanlagen, insbesondere bei wirbelbettfeuerungsanlagen
FI80781C (sv) * 1988-02-29 1991-11-06 Ahlstroem Oy Sätt för återvinning av värme ur heta processgaser
DE3814314C1 (sv) * 1988-04-28 1989-06-22 Deutsche Babcock Werke Ag, 4200 Oberhausen, De
US5012750A (en) * 1990-01-08 1991-05-07 International Paper Company Apparatus for recovery of constituents and heat from fluidized bed combustion
US4979448A (en) * 1990-01-08 1990-12-25 International Paper Company Apparatus and method for recovery of constituents and heat from fluidized bed combustion
DE4005305A1 (de) * 1990-02-20 1991-08-22 Metallgesellschaft Ag Wirbelschichtreaktor
DE4029065A1 (de) * 1990-09-13 1992-03-19 Babcock Werke Ag Wirbelschichtfeuerung mit einer stationaeren wirbelschicht
DE4136935C2 (de) * 1991-11-11 1994-10-06 Rheinische Braunkohlenw Ag Zyklonabscheider
US7287477B2 (en) * 2004-10-13 2007-10-30 Foster Wheeler Energy Corporation Cyclone bypass for a circulating fluidized bed reactor
US8534235B2 (en) 2008-07-07 2013-09-17 Ronald L. Chandler Oil-fired frac water heater
WO2011161948A1 (ja) * 2010-06-22 2011-12-29 株式会社神鋼環境ソリューション 流動層炉及び廃棄物処理方法
EP3037723A1 (en) * 2014-12-22 2016-06-29 E.ON Sverige AB Bed material for bubbling fluidised bed combustion
CN107726285A (zh) * 2017-11-21 2018-02-23 贵州新能源开发投资股份有限公司 一种纯燃高钠煤两级中温分离循环流化床饱和蒸汽锅炉

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US2842102A (en) * 1954-11-18 1958-07-08 Combustion Eng Steam generation
BR7800566A (pt) * 1977-01-31 1978-09-12 W Johnson Aperfeicoamento em aparelhagem de combustao caldeira de combustao esquema de circulacao de alto teor de solidos,processo para controle da capacidade de uma caldeira aperfeicoamento em processo para a queima de combustivel e para a transferencia de calor processo para a queima de combustivel em caldeira de leito fluidificado e esquema de transferencia e controle de calor em reacao exotermica
US4184455A (en) * 1978-04-10 1980-01-22 Foster Wheeler Energy Corporation Fluidized bed heat exchanger utilizing angularly extending heat exchange tubes
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Also Published As

Publication number Publication date
DE3478137D1 (en) 1989-06-15
US4552097A (en) 1985-11-12
CA1245119A (en) 1988-11-22
FI850708L (fi) 1985-08-22
EP0152529B1 (de) 1989-05-10
JPH0713521B2 (ja) 1995-02-15
DE3406200A1 (de) 1985-08-22
FI850708A0 (fi) 1985-02-20
JPS60178202A (ja) 1985-09-12
FI85415C (sv) 1992-04-10
EP0152529A2 (de) 1985-08-28
ATE43003T1 (de) 1989-05-15
EP0152529A3 (en) 1986-07-16

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Owner name: DEUTSCHE BABCOCK WERKE