EP2664847A4 - Boiler device - Google Patents

Boiler device

Info

Publication number
EP2664847A4
EP2664847A4 EP12734688.0A EP12734688A EP2664847A4 EP 2664847 A4 EP2664847 A4 EP 2664847A4 EP 12734688 A EP12734688 A EP 12734688A EP 2664847 A4 EP2664847 A4 EP 2664847A4
Authority
EP
European Patent Office
Prior art keywords
boiler device
boiler
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
EP12734688.0A
Other languages
German (de)
French (fr)
Other versions
EP2664847B1 (en
EP2664847A1 (en
Inventor
Akihito Orii
Hirofumi Okazaki
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 Power Ltd
Original Assignee
Mitsubishi Hitachi Power Systems 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 Hitachi Power Systems Ltd filed Critical Mitsubishi Hitachi Power Systems Ltd
Publication of EP2664847A1 publication Critical patent/EP2664847A1/en
Publication of EP2664847A4 publication Critical patent/EP2664847A4/en
Application granted granted Critical
Publication of EP2664847B1 publication Critical patent/EP2664847B1/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
    • 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
    • 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
    • F23C7/002—Combustion apparatus characterised by arrangements for air supply the air being submitted to a rotary or spinning motion
    • F23C7/004—Combustion apparatus characterised by arrangements for air supply the air being submitted to a rotary or spinning motion using vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D1/00—Burners for combustion of pulverulent fuel
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M5/00—Casings; Linings; Walls
    • F23M5/08—Cooling thereof; Tube walls
    • 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 
    • F23C2201/00—Staged combustion
    • F23C2201/10—Furnace staging
    • F23C2201/101—Furnace staging in vertical direction, e.g. alternating lean and rich zones
    • 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 
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F23C2900/06041—Staged supply of oxidant
    • 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 
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F23C2900/07021—Details of lances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2201/00—Burners adapted for particulate solid or pulverulent fuels
    • F23D2201/20—Fuel flow guiding devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/01001—Pulverised solid fuel burner with means for swirling the fuel-air mixture
EP12734688.0A 2011-01-12 2012-01-12 Boiler device Not-in-force EP2664847B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011003617A JP5530373B2 (en) 2011-01-12 2011-01-12 Boiler equipment
PCT/JP2012/050412 WO2012096319A1 (en) 2011-01-12 2012-01-12 Boiler device

Publications (3)

Publication Number Publication Date
EP2664847A1 EP2664847A1 (en) 2013-11-20
EP2664847A4 true EP2664847A4 (en) 2015-05-20
EP2664847B1 EP2664847B1 (en) 2017-04-26

Family

ID=46507211

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12734688.0A Not-in-force EP2664847B1 (en) 2011-01-12 2012-01-12 Boiler device

Country Status (5)

Country Link
EP (1) EP2664847B1 (en)
JP (1) JP5530373B2 (en)
PL (1) PL2664847T3 (en)
TW (1) TW201248089A (en)
WO (1) WO2012096319A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021002508A1 (en) 2021-05-12 2022-11-17 Martin GmbH für Umwelt- und Energietechnik Nozzle for injecting gas into an incinerator with a tube and a swirler, flue with such a nozzle and method for using such a nozzle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59195016A (en) * 1983-04-15 1984-11-06 Babcock Hitachi Kk Combustion device
US5699746A (en) * 1995-04-06 1997-12-23 A. Ahlstrom Corporation Method and apparatus for feeding air into a furnace
EP0889286A1 (en) * 1997-06-30 1999-01-07 Praxair Technology, Inc. Recessed furnace lance purge gas system
EP1845308A2 (en) * 2004-11-04 2007-10-17 Babcock Hitachi K.K. Overfiring air port, method for manufacturing air port, boiler, boiler facitily, method for operating boiler facility and method for improving boiler facility

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE743173C (en) * 1941-02-27 1943-12-20 William Meier Dr Ing Device for blowing second air into the combustion chamber by means of several nested nozzles
JPS59109714A (en) * 1982-12-15 1984-06-25 Babcock Hitachi Kk After-air feeding device
JPH01167514A (en) * 1987-12-22 1989-07-03 Babcock Hitachi Kk After-air supplying device
JP3107214B2 (en) 1990-06-19 2000-11-06 バブコツク日立株式会社 Combustion air supply device
JPH09112816A (en) * 1995-10-11 1997-05-02 Babcock Hitachi Kk After-air feeding device
JP3350750B2 (en) 1996-05-24 2002-11-25 株式会社日立製作所 Pulverized coal combustion apparatus and combustion method
JP2001355832A (en) * 2000-06-15 2001-12-26 Babcock Hitachi Kk Air port structure
JP2004125184A (en) * 2002-09-30 2004-04-22 Samson Co Ltd Self-recirculating burner
JP4444791B2 (en) * 2004-11-04 2010-03-31 バブコック日立株式会社 Fuel combustion air port, manufacturing method thereof and boiler
WO2007105335A1 (en) * 2006-03-14 2007-09-20 Babcock-Hitachi Kabushiki Kaisha In-furnace gas injection port
JP5022248B2 (en) 2008-01-23 2012-09-12 三菱重工業株式会社 Boiler structure
JP2009250532A (en) * 2008-04-07 2009-10-29 Hitachi Ltd Pulverized coal boiler

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59195016A (en) * 1983-04-15 1984-11-06 Babcock Hitachi Kk Combustion device
US5699746A (en) * 1995-04-06 1997-12-23 A. Ahlstrom Corporation Method and apparatus for feeding air into a furnace
EP0889286A1 (en) * 1997-06-30 1999-01-07 Praxair Technology, Inc. Recessed furnace lance purge gas system
EP1845308A2 (en) * 2004-11-04 2007-10-17 Babcock Hitachi K.K. Overfiring air port, method for manufacturing air port, boiler, boiler facitily, method for operating boiler facility and method for improving boiler facility

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012096319A1 *

Also Published As

Publication number Publication date
WO2012096319A1 (en) 2012-07-19
JP5530373B2 (en) 2014-06-25
TW201248089A (en) 2012-12-01
PL2664847T3 (en) 2017-09-29
EP2664847B1 (en) 2017-04-26
EP2664847A1 (en) 2013-11-20
JP2012145267A (en) 2012-08-02

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