EP2083216A4 - COAL DUST KESSEL - Google Patents

COAL DUST KESSEL

Info

Publication number
EP2083216A4
EP2083216A4 EP07831257A EP07831257A EP2083216A4 EP 2083216 A4 EP2083216 A4 EP 2083216A4 EP 07831257 A EP07831257 A EP 07831257A EP 07831257 A EP07831257 A EP 07831257A EP 2083216 A4 EP2083216 A4 EP 2083216A4
Authority
EP
European Patent Office
Prior art keywords
pulverized coal
coal boiler
boiler
pulverized
coal
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.)
Withdrawn
Application number
EP07831257A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2083216A1 (en
Inventor
Akihito Orii
Masayuki Taniguchi
Yuki Kamikawa
Hironobu Kabayashi
Miki Shimogouri
Toshihiko Mine
Shinichiro Nomura
Akira Baba
Yusuke Ochi
Koji Kuramashi
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 Hitachi Power Systems Ltd
Original Assignee
Babcock Hitachi KK
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 Hitachi KK filed Critical Babcock Hitachi KK
Publication of EP2083216A1 publication Critical patent/EP2083216A1/en
Publication of EP2083216A4 publication Critical patent/EP2083216A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
    • F23L7/002—Supplying water
    • 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 
    • 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
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2215/00—Preventing emissions
    • F23J2215/10—Nitrogen; Compounds thereof
    • F23J2215/101—Nitrous oxide (N2O)
    • 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
    • F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
    • F23L2900/07008—Injection of water into the combustion chamber
    • 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
    • F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
    • F23L2900/07009—Injection of steam into the combustion chamber

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Supply (AREA)
EP07831257A 2006-11-08 2007-11-06 COAL DUST KESSEL Withdrawn EP2083216A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006302881 2006-11-08
PCT/JP2007/071525 WO2008056650A1 (en) 2006-11-08 2007-11-06 Pulverized coal boiler

Publications (2)

Publication Number Publication Date
EP2083216A1 EP2083216A1 (en) 2009-07-29
EP2083216A4 true EP2083216A4 (en) 2013-03-06

Family

ID=39364465

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07831257A Withdrawn EP2083216A4 (en) 2006-11-08 2007-11-06 COAL DUST KESSEL

Country Status (4)

Country Link
US (1) US20100031858A1 (ja)
EP (1) EP2083216A4 (ja)
JP (1) JP5095628B2 (ja)
WO (1) WO2008056650A1 (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080156236A1 (en) * 2006-12-20 2008-07-03 Osamu Ito Pulverized coal combustion boiler
AU2008352262B2 (en) * 2008-03-06 2012-06-21 Electric Power Development Co., Ltd. Method and facility for feeding carbon dioxide to oxyfuel combustion boiler
US8327779B2 (en) 2008-09-26 2012-12-11 Air Products And Chemicals, Inc. Combustion system with steam or water injection
JP5653996B2 (ja) * 2009-03-26 2015-01-14 エルダッバグ, ファディELDABBAGH, Fadi 化石燃料及びバイオ燃料燃焼装置における排出物低減及びエネルギー効率改善のための装置
JP5417258B2 (ja) * 2010-06-01 2014-02-12 バブコック日立株式会社 噴霧ノズルを備えた燃焼装置
US8703064B2 (en) 2011-04-08 2014-04-22 Wpt Llc Hydrocabon cracking furnace with steam addition to lower mono-nitrogen oxide emissions
CN103047672B (zh) * 2012-12-18 2015-05-20 华中科技大学 一种过热蒸汽煤粉燃烧装置
CN104089279B (zh) * 2014-07-08 2016-08-17 北京科电瑞通科技股份有限公司 低氮燃烧系统
CN104089299B (zh) * 2014-07-08 2016-11-09 北京科电瑞通科技股份有限公司 低氮燃烧方法
CN104896501B (zh) * 2015-06-05 2016-04-20 华中科技大学 一种煤粉低NOx富氧燃烧装置
CN105003912B (zh) * 2015-07-24 2017-10-27 湖南高华环保股份有限公司 低NOx燃烧方法以及低NOx燃烧系统
JP6242453B1 (ja) * 2016-08-25 2017-12-06 中外炉工業株式会社 加熱炉の冷却装置
US11366089B2 (en) * 2018-03-14 2022-06-21 Mitsubishi Heavy Industries, Ltd. Analysis condition adjusting device of simple fuel analyzer
JP6701258B2 (ja) * 2018-03-14 2020-05-27 三菱重工業株式会社 燃料簡易分析装置及びその分析条件調整装置
GB2576044B (en) * 2018-08-03 2021-05-26 Spirax Sarco Ltd Calibration of a boiler
CN109269864B (zh) * 2018-12-11 2024-09-13 长沙开元仪器有限公司 一种煤样制粉设备
CN111256109B (zh) * 2020-02-20 2022-02-22 苏州西热节能环保技术有限公司 一种缓解对冲燃煤锅炉管壁温度偏差的方法
CN111392262B (zh) * 2020-04-20 2024-09-10 西安热工研究院有限公司 一种配置气力疏松装置的电站锅炉双燃料原煤仓系统
CN115371043A (zh) * 2021-05-21 2022-11-22 上海梅山钢铁股份有限公司 一种基于锅炉ct技术的燃烧优化控制方法
JP7460096B1 (ja) 2023-01-18 2024-04-02 株式会社プランテック 竪型ごみ焼却炉及び竪型ごみ焼却炉の燃焼方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5915310A (en) * 1995-07-27 1999-06-29 Consolidated Natural Gas Service Company Apparatus and method for NOx reduction by selective injection of natural gas jets in flue gas
US20060115779A1 (en) * 2004-11-04 2006-06-01 Babcock-Hitachi K.K. Overfiring air port, method for manufacturing air port, boiler, boiler facility, method for operating boiler facility and method for improving boiler facility
JP2007139266A (ja) * 2005-11-16 2007-06-07 Babcock Hitachi Kk ボイラ装置とその運転方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5112423A (ja) * 1974-07-23 1976-01-31 Nippon Kokan Kk Baana
CH585370A5 (ja) * 1975-04-29 1977-02-28 Von Roll Ag
CH583881A5 (ja) * 1975-07-04 1977-01-14 Von Roll Ag
JPS5292134A (en) * 1976-01-30 1977-08-03 Mitsubishi Heavy Ind Ltd Boiler
JPS58208508A (ja) * 1982-05-27 1983-12-05 Mitsubishi Heavy Ind Ltd ボイラのＮＯｘ抑制方法
JPS59131803A (ja) * 1983-01-17 1984-07-28 Hitachi Ltd 蒸気噴射制御方式
JP2954643B2 (ja) * 1990-04-03 1999-09-27 バブコツク日立株式会社 ボイラ装置
US5195450A (en) * 1990-10-31 1993-03-23 Combustion Engineering, Inc. Advanced overfire air system for NOx control
JP3308618B2 (ja) 1993-01-07 2002-07-29 バブコック日立株式会社 低ＮＯｘ燃焼方法と装置
US5543116A (en) * 1994-07-15 1996-08-06 The Babcock & Wilcox Company Method for reducing NOx using atomizing steam injection control
US5832846A (en) * 1996-01-11 1998-11-10 Public Service Electric And Gas Corporation Water injection NOx control process and apparatus for cyclone boilers
JP3915951B2 (ja) * 1998-04-21 2007-05-16 バブコック日立株式会社 ボイラ燃焼装置
JP2003322310A (ja) 2002-04-24 2003-11-14 Ishikawajima Harima Heavy Ind Co Ltd ボイラＮＯｘ低減装置
US7270539B1 (en) * 2003-10-28 2007-09-18 Soil-Therm Equipment, Inc. Method and apparatus for destruction of vapors and waste streams using flash oxidation
JP4444791B2 (ja) * 2004-11-04 2010-03-31 バブコック日立株式会社 燃料燃焼用空気ポート、その製造方法及びボイラ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5915310A (en) * 1995-07-27 1999-06-29 Consolidated Natural Gas Service Company Apparatus and method for NOx reduction by selective injection of natural gas jets in flue gas
US20060115779A1 (en) * 2004-11-04 2006-06-01 Babcock-Hitachi K.K. Overfiring air port, method for manufacturing air port, boiler, boiler facility, method for operating boiler facility and method for improving boiler facility
JP2007139266A (ja) * 2005-11-16 2007-06-07 Babcock Hitachi Kk ボイラ装置とその運転方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008056650A1 *

Also Published As

Publication number Publication date
JP5095628B2 (ja) 2012-12-12
JPWO2008056650A1 (ja) 2010-02-25
EP2083216A1 (en) 2009-07-29
US20100031858A1 (en) 2010-02-11
WO2008056650A1 (en) 2008-05-15

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Legal Events

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

RIN1 Information on inventor provided before grant (corrected)

Inventor name: KURAMASHI, KOJI

Inventor name: NOMURA, SHINICHIRO

Inventor name: KABAYASHI, HIRONOBU

Inventor name: ORII, AKIHITO

Inventor name: OCHI, YUSUKE

Inventor name: KAMIKAWA, YUKI

Inventor name: BABA, AKIRA

Inventor name: SHIMOGOURI, MIKI

Inventor name: MINE, TOSHIHIKO

Inventor name: TANIGUCHI, MASAYUKI

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20130204

RIC1 Information provided on ipc code assigned before grant

Ipc: F23C 7/02 20060101ALI20130129BHEP

Ipc: F23L 9/02 20060101ALI20130129BHEP

Ipc: F23C 99/00 20060101AFI20130129BHEP

Ipc: F23L 7/00 20060101ALI20130129BHEP

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Effective date: 20140711

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