EP2206952A4 - Reheat boiler and gas temperature control method of reheat boiler - Google Patents

Reheat boiler and gas temperature control method of reheat boiler

Info

Publication number
EP2206952A4
EP2206952A4 EP08765283.0A EP08765283A EP2206952A4 EP 2206952 A4 EP2206952 A4 EP 2206952A4 EP 08765283 A EP08765283 A EP 08765283A EP 2206952 A4 EP2206952 A4 EP 2206952A4
Authority
EP
European Patent Office
Prior art keywords
reheat boiler
control method
temperature control
gas temperature
reheat
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
EP08765283.0A
Other languages
German (de)
French (fr)
Other versions
EP2206952B1 (en
EP2206952A1 (en
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP2206952A1 publication Critical patent/EP2206952A1/en
Publication of EP2206952A4 publication Critical patent/EP2206952A4/en
Application granted granted Critical
Publication of EP2206952B1 publication Critical patent/EP2206952B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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 
    • F23C7/00—Combustion apparatus characterised by arrangements for air supply
    • F23C7/02—Disposition of air supply not passing through burner
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K15/00—Adaptations of plants for special use
    • F01K15/02—Adaptations of plants for special use for driving vehicles, e.g. locomotives
    • F01K15/04—Adaptations of plants for special use for driving vehicles, e.g. locomotives the vehicles being waterborne vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
    • F22B21/002—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically involving a single upper drum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
    • F22B21/02—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially straight water tubes
    • F22B21/04—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially straight water tubes involving a single upper drum and a single lower drum, e.g. the drums being arranged transversely
    • F22B21/08—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially straight water tubes involving a single upper drum and a single lower drum, e.g. the drums being arranged transversely the water tubes being arranged sectionally in groups or in banks, e.g. bent over at their ends
    • F22B21/081—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially straight water tubes involving a single upper drum and a single lower drum, e.g. the drums being arranged transversely the water tubes being arranged sectionally in groups or in banks, e.g. bent over at their ends involving a combustion chamber, placed at the side and built-up from water tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B35/00—Control systems for steam boilers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G1/00—Steam superheating characterised by heating method
    • F22G1/16—Steam superheating characterised by heating method by using a separate heat source independent from heat supply of the steam boiler, e.g. by electricity, by auxiliary combustion of fuel oil
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G7/00—Steam superheaters characterised by location, arrangement, or disposition
    • F22G7/12—Steam superheaters characterised by location, arrangement, or disposition in flues
    • 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 
    • F23C6/00—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion
    • F23C6/04—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection
    • F23C6/042—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with fuel supply in stages
    • 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
    • F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel 
    • F23L9/02—Passages or apertures for delivering secondary air for completing combustion of fuel  by discharging the air above the fire

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air Supply (AREA)
  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)
EP08765283.0A 2007-10-17 2008-06-06 Reheat boiler and gas temperature control method of reheat boiler Not-in-force EP2206952B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007270225A JP5010425B2 (en) 2007-10-17 2007-10-17 Reheat boiler and gas temperature control method for reheat boiler
PCT/JP2008/060470 WO2009050917A1 (en) 2007-10-17 2008-06-06 Reheat boiler and gas temperature control method of reheat boiler

Publications (3)

Publication Number Publication Date
EP2206952A1 EP2206952A1 (en) 2010-07-14
EP2206952A4 true EP2206952A4 (en) 2014-06-11
EP2206952B1 EP2206952B1 (en) 2016-02-24

Family

ID=40567200

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08765283.0A Not-in-force EP2206952B1 (en) 2007-10-17 2008-06-06 Reheat boiler and gas temperature control method of reheat boiler

Country Status (7)

Country Link
US (1) US20100236501A1 (en)
EP (1) EP2206952B1 (en)
JP (1) JP5010425B2 (en)
KR (1) KR101191496B1 (en)
CN (1) CN101821550B (en)
DK (1) DK2206952T3 (en)
WO (1) WO2009050917A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5693280B2 (en) * 2011-02-14 2015-04-01 三菱重工業株式会社 Marine propulsion plant
JP5916777B2 (en) * 2014-02-14 2016-05-11 三菱重工業株式会社 Marine boiler and method for operating a marine boiler

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3948223A (en) * 1975-01-02 1976-04-06 Foster Wheeler Energy Corporation Serially fired steam generator
US3956898A (en) * 1974-12-20 1976-05-18 Combustion Engineering, Inc. Marine vapor generator having low temperature reheater
JPS54103906A (en) * 1978-02-02 1979-08-15 Mitsubishi Heavy Ind Ltd Steam temperature controller for marine reheat boiler

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63172806A (en) * 1987-01-09 1988-07-16 Agency Of Ind Science & Technol Two-staged combustion furnace
JPH05230785A (en) * 1992-02-19 1993-09-07 Babcock Hitachi Kk Recovery boiler and its combustion process
JP2002243106A (en) 2001-02-21 2002-08-28 Mitsubishi Heavy Ind Ltd Boiler
US7516620B2 (en) * 2005-03-01 2009-04-14 Jupiter Oxygen Corporation Module-based oxy-fuel boiler
US7475646B2 (en) * 2005-11-30 2009-01-13 General Electric Company System and method for decreasing a rate of slag formation at predetermined locations in a boiler system
JP2009097801A (en) * 2007-10-17 2009-05-07 Mitsubishi Heavy Ind Ltd Boiler, and steam temperature adjusting method for boiler
JP5022204B2 (en) * 2007-12-17 2012-09-12 三菱重工業株式会社 Marine boiler structure
JP5148426B2 (en) * 2008-09-17 2013-02-20 三菱重工業株式会社 Reheat boiler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956898A (en) * 1974-12-20 1976-05-18 Combustion Engineering, Inc. Marine vapor generator having low temperature reheater
US3948223A (en) * 1975-01-02 1976-04-06 Foster Wheeler Energy Corporation Serially fired steam generator
JPS54103906A (en) * 1978-02-02 1979-08-15 Mitsubishi Heavy Ind Ltd Steam temperature controller for marine reheat boiler

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009050917A1 *

Also Published As

Publication number Publication date
EP2206952B1 (en) 2016-02-24
DK2206952T3 (en) 2016-06-06
CN101821550A (en) 2010-09-01
EP2206952A1 (en) 2010-07-14
KR20100058644A (en) 2010-06-03
JP2009097802A (en) 2009-05-07
CN101821550B (en) 2012-11-14
WO2009050917A1 (en) 2009-04-23
JP5010425B2 (en) 2012-08-29
KR101191496B1 (en) 2012-10-15
US20100236501A1 (en) 2010-09-23

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