EP0028458A3 - Fluidised-bed boilers and method of operating the same - Google Patents

Fluidised-bed boilers and method of operating the same Download PDF

Info

Publication number
EP0028458A3
EP0028458A3 EP80303472A EP80303472A EP0028458A3 EP 0028458 A3 EP0028458 A3 EP 0028458A3 EP 80303472 A EP80303472 A EP 80303472A EP 80303472 A EP80303472 A EP 80303472A EP 0028458 A3 EP0028458 A3 EP 0028458A3
Authority
EP
European Patent Office
Prior art keywords
fluidised
operating
same
bed boilers
boilers
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.)
Granted
Application number
EP80303472A
Other versions
EP0028458B1 (en
EP0028458A2 (en
Inventor
John Swithenbank
John Moore Miller
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.)
SANDFIRE Pty Ltd
Original Assignee
WORLD ENERGY RESOURCES CONSULTANCY SERVICE Pty Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27562664&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0028458(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB8012013A external-priority patent/GB2073910A/en
Application filed by WORLD ENERGY RESOURCES CONSULTANCY SERVICE Pty Ltd filed Critical WORLD ENERGY RESOURCES CONSULTANCY SERVICE Pty Ltd
Priority to AT80303472T priority Critical patent/ATE12540T1/en
Publication of EP0028458A2 publication Critical patent/EP0028458A2/en
Publication of EP0028458A3 publication Critical patent/EP0028458A3/en
Application granted granted Critical
Publication of EP0028458B1 publication Critical patent/EP0028458B1/en
Expired legal-status Critical Current

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
    • F22B31/0061—Constructional features of bed cooling
    • 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
    • F22B31/0046—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 shell type, e.g. with furnace box
    • F22B31/0053—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 shell type, e.g. with furnace box with auxiliary water tubes
    • 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
    • F23C10/18—Details; Accessories
    • F23C10/20—Inlets for fluidisation air, e.g. grids; Bottoms
    • 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
    • F23C10/18—Details; Accessories
    • F23C10/24—Devices for removal of material from the bed
    • F23C10/26—Devices 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
    • 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
    • F23C10/18—Details; Accessories
    • F23C10/28—Control devices specially adapted for fluidised bed, combustion apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N1/00—Regulating fuel supply
    • F23N1/04—Regulating fuel supply conjointly with air supply and with draught
    • F23N1/042—Regulating fuel supply conjointly with air supply and with draught using electronic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2225/00—Measuring
    • F23N2225/08—Measuring temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2225/00—Measuring
    • F23N2225/08—Measuring temperature
    • F23N2225/16—Measuring temperature burner temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/02—Air or combustion gas valves or dampers
    • F23N2235/04—Air or combustion gas valves or dampers in stacks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/02—Air or combustion gas valves or dampers
    • F23N2235/06—Air or combustion gas valves or dampers at the air intake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2239/00—Fuels
    • F23N2239/02—Solid fuels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2241/00—Applications
    • F23N2241/10—Generating vapour

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)
  • Solid-Fuel Combustion (AREA)
EP80303472A 1979-10-03 1980-10-02 Fluidised-bed boilers Expired EP0028458B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT80303472T ATE12540T1 (en) 1979-10-03 1980-10-02 STEAM GENERATOR WITH FLUID BED COMBUSTION CHAMBER.

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
GB7934241 1979-10-03
GB7934241 1979-10-03
ZA801137 1980-02-28
ZA801307 1980-03-06
ZA801307 1980-03-06
GB8012013A GB2073910A (en) 1980-04-11 1980-04-11 Controls for fluidised bed burners
GB8012013 1980-04-11
GB8014964 1980-05-06
GB8014964 1980-05-06
GB8018852 1980-06-10
GB8018852 1980-06-10
ZA804876 1980-08-11
ZA804876 1980-08-11

Publications (3)

Publication Number Publication Date
EP0028458A2 EP0028458A2 (en) 1981-05-13
EP0028458A3 true EP0028458A3 (en) 1982-01-20
EP0028458B1 EP0028458B1 (en) 1985-04-03

Family

ID=27562664

Family Applications (1)

Application Number Title Priority Date Filing Date
EP80303472A Expired EP0028458B1 (en) 1979-10-03 1980-10-02 Fluidised-bed boilers

Country Status (1)

Country Link
EP (1) EP0028458B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3407132A1 (en) * 1984-02-28 1985-09-05 Buderus Ag, 6330 Wetzlar CONTROL OF A FLUIDIZED BURN FIRING IN A HEATING BOILER
FR2591722B1 (en) * 1985-12-18 1988-02-19 Charbonnages De France FLUIDIZED BED THERMAL GENERATOR WITH IMPROVED ASH DISCHARGE AND HEAT RECOVERY MEANS
DE8916174U1 (en) * 1989-03-30 1994-10-20 Saarbergwerke Ag Fluidized bed combustion system
US8714094B2 (en) * 2008-07-25 2014-05-06 Alstom Technology Ltd Fuel fluidizing nozzle assembly
PL2308193T3 (en) 2008-07-25 2013-12-31 General Electric Technology Gmbh Fuel fluidizing nozzle assembly
GR1008000B (en) * 2012-08-21 2013-10-02 Tambov State Technical University, Boiler (heat generator) for burning finely dispersed solid fuel in a fluidized fuel bed
FI126745B (en) * 2012-11-13 2017-04-28 Valmet Technologies Oy Fluid Boiler Air Nozzle Arrangement, Fluid Boiler Grate Bar, Fluid Boiler Grate and Fluid Boiler, and Method for Removing Coarse Material from a Fluid Boiler

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE398976A (en) *
US1443496A (en) * 1921-04-15 1923-01-30 Harry F Morris Furnace grate
FR2021007A1 (en) * 1968-10-18 1970-07-17 Laporte Industries Ltd
FR2189116A1 (en) * 1972-05-26 1974-01-25 Plessey Handel Investment Ag
US3863606A (en) * 1973-07-25 1975-02-04 Us Environment Vapor generating system utilizing fluidized beds
DE2439095A1 (en) * 1973-09-21 1975-04-03 Coal Industry Patents Ltd STEAM BOILER OR BOILER WITH ONE OPERATING LIQUID CIRCUIT AND ONE COMBUSTION CHAMBER
DE2356059A1 (en) * 1973-11-09 1975-05-15 Rheinstahl Ag Fluidised bed furnace adjustable gas nozzle - has sliding damper prevents clogging and cools furnace floor
US3907674A (en) * 1974-04-24 1975-09-23 Dorr Oliver Inc Fluid bed incineration of wastes containing alkali metal chlorides
US3972180A (en) * 1971-09-21 1976-08-03 Chicago Bridge & Iron Company High pressure reactor with turbo expander
US4072130A (en) * 1976-12-01 1978-02-07 The Ducon Company, Inc. Apparatus and method for generating steam
FR2394015A1 (en) * 1977-06-06 1979-01-05 Energy Resources Co Inc FLUID SUSPENSION BURNER
EP0001358A1 (en) * 1977-09-23 1979-04-04 Exxon Research And Engineering Company Method and apparatus for burning a solid, semi-solid and/or fluid fuel in a fluidized bed

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE398976A (en) *
US1443496A (en) * 1921-04-15 1923-01-30 Harry F Morris Furnace grate
FR2021007A1 (en) * 1968-10-18 1970-07-17 Laporte Industries Ltd
US3972180A (en) * 1971-09-21 1976-08-03 Chicago Bridge & Iron Company High pressure reactor with turbo expander
FR2189116A1 (en) * 1972-05-26 1974-01-25 Plessey Handel Investment Ag
US3863606A (en) * 1973-07-25 1975-02-04 Us Environment Vapor generating system utilizing fluidized beds
DE2439095A1 (en) * 1973-09-21 1975-04-03 Coal Industry Patents Ltd STEAM BOILER OR BOILER WITH ONE OPERATING LIQUID CIRCUIT AND ONE COMBUSTION CHAMBER
DE2356059A1 (en) * 1973-11-09 1975-05-15 Rheinstahl Ag Fluidised bed furnace adjustable gas nozzle - has sliding damper prevents clogging and cools furnace floor
US3907674A (en) * 1974-04-24 1975-09-23 Dorr Oliver Inc Fluid bed incineration of wastes containing alkali metal chlorides
US4072130A (en) * 1976-12-01 1978-02-07 The Ducon Company, Inc. Apparatus and method for generating steam
FR2394015A1 (en) * 1977-06-06 1979-01-05 Energy Resources Co Inc FLUID SUSPENSION BURNER
EP0001358A1 (en) * 1977-09-23 1979-04-04 Exxon Research And Engineering Company Method and apparatus for burning a solid, semi-solid and/or fluid fuel in a fluidized bed

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ENGINEERING, vol. 207, March 7, 1969, London, GB, N.E. HARDY: " Research for coal and industry", pages 394-396 *

Also Published As

Publication number Publication date
EP0028458B1 (en) 1985-04-03
EP0028458A2 (en) 1981-05-13

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