EP0851173A3 - Procédé de contrÔle d'oxyde nitrique dans un générateur de vapeur à lit fluidisé circulant - Google Patents

Procédé de contrÔle d'oxyde nitrique dans un générateur de vapeur à lit fluidisé circulant Download PDF

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Publication number
EP0851173A3
EP0851173A3 EP97122925A EP97122925A EP0851173A3 EP 0851173 A3 EP0851173 A3 EP 0851173A3 EP 97122925 A EP97122925 A EP 97122925A EP 97122925 A EP97122925 A EP 97122925A EP 0851173 A3 EP0851173 A3 EP 0851173A3
Authority
EP
European Patent Office
Prior art keywords
fluidized bed
circulating fluidized
bed steam
nitrous oxide
steam generators
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
EP97122925A
Other languages
German (de)
English (en)
Other versions
EP0851173A2 (fr
EP0851173B1 (fr
Inventor
Peter Schmidt
Michael Chris Tanca
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.)
Alstom Power Inc
Original Assignee
Combustion Engineering Inc
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 Combustion Engineering Inc filed Critical Combustion Engineering Inc
Publication of EP0851173A2 publication Critical patent/EP0851173A2/fr
Publication of EP0851173A3 publication Critical patent/EP0851173A3/fr
Application granted granted Critical
Publication of EP0851173B1 publication Critical patent/EP0851173B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/02—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed
    • F23C10/04—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone
    • F23C10/08—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases
    • F23C10/10—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases the separation apparatus being located outside the combustion chamber
    • 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
    • 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)

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Treating Waste Gases (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
EP97122925A 1996-12-30 1997-12-29 Procédé de contrôle d'oxyde nitrique dans un générateur de vapeur à lit fluidisé circulant Expired - Lifetime EP0851173B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US77476396A 1996-12-30 1996-12-30
US774763 1996-12-30

Publications (3)

Publication Number Publication Date
EP0851173A2 EP0851173A2 (fr) 1998-07-01
EP0851173A3 true EP0851173A3 (fr) 1999-07-28
EP0851173B1 EP0851173B1 (fr) 2002-11-20

Family

ID=25102207

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97122925A Expired - Lifetime EP0851173B1 (fr) 1996-12-30 1997-12-29 Procédé de contrôle d'oxyde nitrique dans un générateur de vapeur à lit fluidisé circulant

Country Status (3)

Country Link
EP (1) EP0851173B1 (fr)
AT (1) ATE228225T1 (fr)
DE (1) DE69717240D1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20055063A (fi) * 2005-02-11 2006-08-12 Kvaerner Power Oy Menetelmä kerrosleijukattilan typenoksidipäästöjen vähentämiseksi ja kerrosleijukattilan ilmanjakojärjestelmä
JP5435973B2 (ja) * 2009-01-30 2014-03-05 メタウォーター株式会社 流動焼却炉
JP5916470B2 (ja) * 2011-08-04 2016-05-11 三菱重工業株式会社 流動層処理システム及び流動層燃焼排ガスのｎ２ｏ除去方法
CN102278743A (zh) * 2011-08-16 2011-12-14 江苏太湖锅炉股份有限公司 循环流化床锅炉
CN102721046B (zh) * 2012-07-06 2015-01-14 无锡华光锅炉股份有限公司 燃用造纸废渣和污泥的循环流化床锅炉
CN104748108B (zh) * 2015-04-10 2017-05-31 东方电气集团东方锅炉股份有限公司 协同控制cfb锅炉炉内脱硫脱硝的燃烧系统及方法
CN105465771B (zh) * 2015-11-06 2017-10-13 广东工业大学 一种旋风粗煤粉气化燃烧装置
CN112413573B (zh) * 2019-08-21 2022-12-27 中国科学院工程热物理研究所 一种循环流化床富氧燃烧系统及富氧燃烧方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0216677A1 (fr) * 1985-09-09 1987-04-01 Framatome Chaudière à lit fluidisé circulant
WO1993018341A1 (fr) * 1992-03-05 1993-09-16 Technische Universiteit Delft Procede et appareil de combustion d'un materiau carbone
EP0571234A2 (fr) * 1992-05-22 1993-11-24 Foster Wheeler Energy Corporation Procédé pour diminuer des émissions de N20 d'un réacteur à lit fluidisé
JPH05340509A (ja) * 1992-06-09 1993-12-21 Kobe Steel Ltd 流動層燃焼におけるｎ２ｏ，ｎｏｘ低減方法
WO1996006303A1 (fr) * 1994-08-19 1996-02-29 Kvaerner Enviropower Ab Procede de combustion
WO1996035080A1 (fr) * 1995-05-05 1996-11-07 Combustion Engineering, Inc. REDUCTION DES EMISSIONS DE NOx DANS UN GENERATEUR DE VAPEUR A LIT FLUIDISE CIRCULANT

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE466814B (sv) 1989-06-01 1992-04-06 Kvaerner Generator Ab Anordning foer nedbrytande av gaser alstrade vid foerbraenning vid ungefaer 850 grader c av fasta braenslen i en fluidbaedd
DE3933286A1 (de) 1989-10-05 1991-04-18 Steinmueller Gmbh L & C Verfahren zur minderung des gehaltes an stickoxiden in den rauchgasen einer feuerung
US5048432B1 (en) 1990-12-27 1996-07-02 Nalco Fuel Tech Process and apparatus for the thermal decomposition of nitrous oxide
US5171553A (en) 1991-11-08 1992-12-15 Air Products And Chemicals, Inc. Catalytic decomposition of N2 O
US5344629A (en) 1992-01-03 1994-09-06 A. Ahlstrom Corporation Reducing Z20 emissions
US5378443A (en) 1992-01-03 1995-01-03 A. Ahlstrom Corporation Method for reducing emissions when burning nitrogen containing fuels

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0216677A1 (fr) * 1985-09-09 1987-04-01 Framatome Chaudière à lit fluidisé circulant
WO1993018341A1 (fr) * 1992-03-05 1993-09-16 Technische Universiteit Delft Procede et appareil de combustion d'un materiau carbone
EP0571234A2 (fr) * 1992-05-22 1993-11-24 Foster Wheeler Energy Corporation Procédé pour diminuer des émissions de N20 d'un réacteur à lit fluidisé
US5325796A (en) * 1992-05-22 1994-07-05 Foster Wheeler Energy Corporation Process for decreasing N2 O emissions from a fluidized bed reactor
JPH05340509A (ja) * 1992-06-09 1993-12-21 Kobe Steel Ltd 流動層燃焼におけるｎ２ｏ，ｎｏｘ低減方法
WO1996006303A1 (fr) * 1994-08-19 1996-02-29 Kvaerner Enviropower Ab Procede de combustion
WO1996035080A1 (fr) * 1995-05-05 1996-11-07 Combustion Engineering, Inc. REDUCTION DES EMISSIONS DE NOx DANS UN GENERATEUR DE VAPEUR A LIT FLUIDISE CIRCULANT

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 183 (M - 1584) 29 March 1994 (1994-03-29) *

Also Published As

Publication number Publication date
EP0851173A2 (fr) 1998-07-01
DE69717240D1 (de) 2003-01-02
EP0851173B1 (fr) 2002-11-20
ATE228225T1 (de) 2002-12-15

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