EP2083216A4 - COAL DUST KESSEL - Google Patents

COAL DUST KESSEL

Info

Publication number: EP2083216A4
Authority: EP; European Patent Office
Prior art keywords: pulverized coal; coal boiler; boiler; pulverized; coal
Prior art date: 2006-11-08
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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.)

2006-11-08

Filing date

2007-11-06

Publication date

2013-03-06

2007-11-06 Application filed by Babcock Hitachi KK filed Critical Babcock Hitachi KK

2009-07-29 Publication of EP2083216A1 publication Critical patent/EP2083216A1/en

2013-03-06 Publication of EP2083216A4 publication Critical patent/EP2083216A4/en

Status Withdrawn legal-status Critical Current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 (18)

* 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
PL2251596T3 (pl) *	2008-03-06	2017-01-31	Ihi Corp	Sposób oraz instalacja do zasilania dwutlenkiem węgla kotła ze spalaniem tlenowo-paliwowym
US8327779B2 (en)	2008-09-26	2012-12-11	Air Products And Chemicals, Inc.	Combustion system with steam or water injection
EP2411734A4 (en) *	2009-03-26	2014-12-17	Fadi Eldabbagh	SYSTEM FOR REDUCING EMISSIONS AND ENHANCING THE ENERGY EFFICIENCY OF FOSSIL FUEL AND BIOFUEL COMBUSTION SYSTEMS
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
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
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***
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***
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
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
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

2007
- 2007-11-06 US US12/513,959 patent/US20100031858A1/en not_active Abandoned
- 2007-11-06 WO PCT/JP2007/071525 patent/WO2008056650A1/ja active Application Filing
- 2007-11-06 JP JP2008543076A patent/JP5095628B2/ja active Active
- 2007-11-06 EP EP07831257A patent/EP2083216A4/en not_active Withdrawn

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

Legal Events

Date	Code	Title	Description
2009-06-26	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2009-07-29	17P	Request for examination filed	Effective date: 20090608
2009-07-29	AK	Designated contracting states	Kind code of ref document: A1 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
2009-09-23	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
2010-02-17	DAX	Request for extension of the european patent (deleted)
2013-03-06	A4	Supplementary search report drawn up and despatched	Effective date: 20130204
2013-03-06	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
2014-08-13	17Q	First examination report despatched	Effective date: 20140711
2015-03-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2015-04-29	18D	Application deemed to be withdrawn	Effective date: 20141122

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