CS281591A3 - Fluidized bed furnace with a stationary fluidized bed - Google Patents

Fluidized bed furnace with a stationary fluidized bed Download PDF

Info

Publication number
CS281591A3
CS281591A3 CS912815A CS281591A CS281591A3 CS 281591 A3 CS281591 A3 CS 281591A3 CS 912815 A CS912815 A CS 912815A CS 281591 A CS281591 A CS 281591A CS 281591 A3 CS281591 A3 CS 281591A3
Authority
CS
Czechoslovakia
Prior art keywords
fluidized bed
boiler
flue gas
air
fed
Prior art date
Application number
CS912815A
Other languages
Czech (cs)
English (en)
Inventor
Karl Heinz Ing Maintok
Original Assignee
Babcock Energie Umwelt
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 Energie Umwelt filed Critical Babcock Energie Umwelt
Publication of CS281591A3 publication Critical patent/CS281591A3/cs

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B31/00Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus
    • F22B31/0007Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus with combustion in a fluidized bed
    • F22B31/0015Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus with combustion in a fluidized bed for boilers of the water tube type
    • F22B31/003Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus with combustion in a fluidized bed for boilers of the water tube type with tubes surrounding the bed or with water tube wall partitions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B31/00Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus
    • F22B31/0007Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus with combustion in a fluidized bed
    • F22B31/0084Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23CMETHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00Fluidised bed combustion apparatus
    • F23C10/02Fluidised 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
    • F23C10/04Fluidised 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
    • F23C10/08Fluidised 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
    • F23C10/10Fluidised 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23CMETHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00Fluidised bed combustion apparatus
    • F23C10/18Details; Accessories
    • F23C10/24Devices for removal of material from the bed
    • F23C10/26Devices for removal of material from the bed combined with devices for partial reintroduction of material into the bed, e.g. after separation of agglomerated parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23CMETHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C9/00Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
    • F23C9/003Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber for pulverulent fuel

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)
CS912815A 1990-09-13 1991-09-13 Fluidized bed furnace with a stationary fluidized bed CS281591A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904029065 DE4029065A1 (de) 1990-09-13 1990-09-13 Wirbelschichtfeuerung mit einer stationaeren wirbelschicht

Publications (1)

Publication Number Publication Date
CS281591A3 true CS281591A3 (en) 1992-03-18

Family

ID=6414183

Family Applications (1)

Application Number Title Priority Date Filing Date
CS912815A CS281591A3 (en) 1990-09-13 1991-09-13 Fluidized bed furnace with a stationary fluidized bed

Country Status (6)

Country Link
EP (1) EP0475029A3 (de)
JP (1) JPH05346203A (de)
AU (1) AU641022B2 (de)
CS (1) CS281591A3 (de)
DE (1) DE4029065A1 (de)
PL (1) PL291687A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5567919A (en) * 1993-12-22 1996-10-22 Combustion Engineering, Inc. Gravimetric feeding system for boiler fuel and sorbent
DE4408635C2 (de) * 1994-03-09 1997-03-27 Ver Energiewerke Ag Verfahren und Anordnung zur Zufuhr von vorgebrochener Kohle, insbesondere Rohbraunkohle, in eine zirkulierende druckaufgeladene Wirbelbettfeuerung
CN104566947A (zh) * 2013-10-17 2015-04-29 无锡东马锅炉科技有限公司 一种热水蒸汽联产锅炉装置与方法
CN103604116A (zh) * 2013-11-22 2014-02-26 张建存 降低循环流化床锅炉烟气产物中氮氧化物的装置及其方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0037858B1 (de) * 1980-04-16 1984-01-25 BBC Aktiengesellschaft Brown, Boveri & Cie. Dampfkraftwerk mit druckgefeuertem Dampferzeuger mit Fliessbettfeuerung
DE3406200A1 (de) * 1984-02-21 1985-08-22 Deutsche Babcock Werke AG, 4200 Oberhausen Dampferzeuger mit einer stationaeren wirbelschichtfeuerung
DE3544425A1 (de) * 1985-12-16 1987-06-25 Steag Ag Verfahren zum verbrennen von festen brennstoffen in einer zirkulierenden wirbelschicht und vorrichtung zum durchfuehren dieses verfahrens
WO1989000659A1 (fr) * 1987-07-20 1989-01-26 Ebara Corporation Chaudiere a lit fluidise du type a circulation interne et procede de commande
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
US4714049A (en) * 1986-10-08 1987-12-22 Dorr-Oliver Incorporated Apparatus to reduce or eliminate fluid bed tube erosion
DE3638766A1 (de) * 1986-11-13 1988-05-26 Steinmueller Gmbh L & C Verfahren zum verbrennen von kohlenstoffhaltigen materialien in einem wirbelschichtreaktor und dampferzeuger zur durchfuehrung des verfahrens
US4761131A (en) * 1987-04-27 1988-08-02 Foster Wheeler Corporation Fluidized bed flyash reinjection system

Also Published As

Publication number Publication date
AU641022B2 (en) 1993-09-09
JPH05346203A (ja) 1993-12-27
DE4029065A1 (de) 1992-03-19
EP0475029A3 (en) 1992-09-16
PL291687A1 (en) 1992-06-26
EP0475029A2 (de) 1992-03-18
AU7921991A (en) 1992-03-19

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