GB2486630B - Method for multi-stage combustion with multi-ejection by a boiler - Google Patents

Method for multi-stage combustion with multi-ejection by a boiler

Info

Publication number
GB2486630B
GB2486630B GB1017575.0A GB201017575A GB2486630B GB 2486630 B GB2486630 B GB 2486630B GB 201017575 A GB201017575 A GB 201017575A GB 2486630 B GB2486630 B GB 2486630B
Authority
GB
United Kingdom
Prior art keywords
boiler
ejection
stage combustion
combustion
stage
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.)
Active
Application number
GB1017575.0A
Other versions
GB201017575D0 (en
GB2486630A (en
Inventor
Li Zhengqi
Chen Zhichao
Kuang Min
Sun Rui
Zhu Qunyi
Zeng Lingyan
Liu Chunlong
Sun Shaozeng
Wu Shaohua
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.)
Harbin Institute of Technology
Original Assignee
Harbin Institute of Technology
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 Harbin Institute of Technology filed Critical Harbin Institute of Technology
Publication of GB201017575D0 publication Critical patent/GB201017575D0/en
Publication of GB2486630A publication Critical patent/GB2486630A/en
Application granted granted Critical
Publication of GB2486630B publication Critical patent/GB2486630B/en
Active 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 
    • 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
    • F23C6/045—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with staged combustion in a single enclosure
    • 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
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B35/00—Control systems for steam boilers
    • F22B35/002—Control by recirculating flue gases
    • 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 
    • F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
    • F23C5/08—Disposition of burners
    • 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 
    • F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
    • F23C5/08—Disposition of burners
    • F23C5/24—Disposition of burners to obtain a loop flame
    • 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
    • F23C6/045—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with staged combustion in a single enclosure
    • F23C6/047—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with staged combustion in a single enclosure with fuel supply in stages
    • 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
    • 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 
    • 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

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)
  • Air Supply (AREA)
GB1017575.0A 2010-04-19 2010-06-13 Method for multi-stage combustion with multi-ejection by a boiler Active GB2486630B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010101496345A CN101832549B (en) 2010-04-19 2010-04-19 Multi-ejection grading combustion method
PCT/CN2010/073947 WO2011130936A1 (en) 2010-04-19 2010-06-13 Staged combustion method with multiple injections and w-shaped flame boiler device for carrying out the same

Publications (3)

Publication Number Publication Date
GB201017575D0 GB201017575D0 (en) 2010-12-01
GB2486630A GB2486630A (en) 2012-06-27
GB2486630B true GB2486630B (en) 2018-04-11

Family

ID=42716710

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1017575.0A Active GB2486630B (en) 2010-04-19 2010-06-13 Method for multi-stage combustion with multi-ejection by a boiler

Country Status (4)

Country Link
US (1) US20110253066A1 (en)
CN (1) CN101832549B (en)
GB (1) GB2486630B (en)
WO (1) WO2011130936A1 (en)

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CN102679330A (en) * 2012-06-07 2012-09-19 哈尔滨锅炉厂有限责任公司 Separation over-fire air-low NOx dense-light W-shaped flame combustion device
CN102705816B (en) * 2012-06-27 2014-06-04 哈尔滨工业大学 W flame boiler combustion optimizing device
CN102777893B (en) * 2012-08-06 2014-12-10 贵州电力试验研究院 External secondary air adjusting method and structure for W-flame direct current boiler of double-air regulation burner
CN103115353B (en) * 2013-03-04 2015-06-17 章礼道 Half-W-shaped flame burning supercritical power station boiler
CN103307596B (en) * 2013-06-19 2015-07-15 哈尔滨工业大学 Spandrel combustor for W-shaped flame boiler
JP6248698B2 (en) * 2014-02-26 2017-12-20 三浦工業株式会社 Boiler equipment
CN104132322A (en) * 2014-08-04 2014-11-05 章礼道 Semi-W flame combustion subcritical steam pocket furnace
CN104595892B (en) * 2014-12-30 2017-11-03 华电电力科学研究院 Improve the ejection grading combustion W flame boiler of coal powder ignition burning
GB201502891D0 (en) * 2015-02-20 2015-04-08 Doosan Babcock Ltd Downshot burner
CN106196018B (en) * 2016-07-13 2018-05-11 贵州电网有限责任公司电力科学研究院 A kind of W flame direct current cooker is become a cadre the method for commissioning of state burner
CN106524137B (en) * 2016-10-26 2019-03-12 哈尔滨工业大学 A kind of multi-ejection classification W flame boiler using vortex burner
CN107228358B (en) * 2017-07-04 2024-01-30 北京巴布科克·威尔科克斯有限公司 Double-step arched W-flame boiler hearth structure
CN107606604B (en) * 2017-10-26 2024-05-03 贵州电网有限责任公司电力科学研究院 Variable arch angle W-shaped flame boiler
CN111006238A (en) * 2019-11-14 2020-04-14 中国大唐集团科学技术研究院有限公司火力发电技术研究院 Method for automatically adjusting up-down position of flame center of hearth of pulverized coal fired boiler with four tangential corners
CN111536510A (en) * 2020-05-26 2020-08-14 烟台龙源电力技术股份有限公司 W flame boiler
CN114923168B (en) * 2022-05-17 2022-12-02 哈尔滨工业大学 Self-stable combustion low-nitrogen oxide four-corner tangential boiler and combustion method

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US3894834A (en) * 1973-10-17 1975-07-15 Airco Inc Ignition and flame stabilization system for coal-air furnace
US4381718A (en) * 1980-11-17 1983-05-03 Carver George P Low emissions process and burner
JPH0268403A (en) * 1988-09-02 1990-03-07 Babcock Hitachi Kk Solid fuel burner
US6699030B2 (en) * 2001-01-11 2004-03-02 Praxair Technology, Inc. Combustion in a multiburner furnace with selective flow of oxygen
US6565361B2 (en) * 2001-06-25 2003-05-20 John Zink Company, Llc Methods and apparatus for burning fuel with low NOx formation
US7670569B2 (en) * 2003-06-13 2010-03-02 Mobotec Usa, Inc. Combustion furnace humidification devices, systems & methods
CN100504162C (en) * 2006-05-26 2009-06-24 哈尔滨工业大学 Underarch secondary-wind downward-bias W-type flame furnace
CN101368725B (en) * 2008-09-27 2010-07-21 哈尔滨工业大学 Stable combustion anti-slag gap type W-shaped flame boiler apparatus
US20100203461A1 (en) * 2009-02-06 2010-08-12 General Electric Company Combustion systems and processes for burning fossil fuel with reduced emissions
CN101694295B (en) * 2009-10-30 2011-02-16 哈尔滨工业大学 W-shaped flame boiler disposing aperture type over-fire air spouts on stove arch
CN101666491B (en) * 2009-10-30 2011-01-19 哈尔滨工业大学 W-flame boiler with extended-range secondary air nozzles

Non-Patent Citations (1)

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Title
Not yet advised *

Also Published As

Publication number Publication date
GB201017575D0 (en) 2010-12-01
GB2486630A (en) 2012-06-27
WO2011130936A1 (en) 2011-10-27
CN101832549B (en) 2013-03-27
US20110253066A1 (en) 2011-10-20
CN101832549A (en) 2010-09-15

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