FR2775061B1 - Chaudiere a lit fluidise circulant a reduction d'oxydes d'azote amelioree - Google Patents

Chaudiere a lit fluidise circulant a reduction d'oxydes d'azote amelioree

Info

Publication number
FR2775061B1
FR2775061B1 FR9801839A FR9801839A FR2775061B1 FR 2775061 B1 FR2775061 B1 FR 2775061B1 FR 9801839 A FR9801839 A FR 9801839A FR 9801839 A FR9801839 A FR 9801839A FR 2775061 B1 FR2775061 B1 FR 2775061B1
Authority
FR
France
Prior art keywords
fluidized bed
nitrogen oxide
circulating fluidized
bed boiler
oxide reduction
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.)
Expired - Lifetime
Application number
FR9801839A
Other languages
English (en)
Other versions
FR2775061A1 (fr
Inventor
Corinne Beal
Jean Xavier Morin
Michel Vandycke
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.)
General Electric Technology GmbH
Original Assignee
GEC Alsthom Stein Industrie
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 GEC Alsthom Stein Industrie filed Critical GEC Alsthom Stein Industrie
Priority to FR9801839A priority Critical patent/FR2775061B1/fr
Priority to ES99400288T priority patent/ES2227980T3/es
Priority to EP99400288A priority patent/EP0936405B1/fr
Priority to DE69919424T priority patent/DE69919424T2/de
Priority to CNB991027175A priority patent/CN1135319C/zh
Priority to MXPA99001556A priority patent/MXPA99001556A/es
Priority to US09/250,688 priority patent/US6067943A/en
Publication of FR2775061A1 publication Critical patent/FR2775061A1/fr
Application granted granted Critical
Publication of FR2775061B1 publication Critical patent/FR2775061B1/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
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00—Arrangements of devices for treating smoke or fumes
    • F23J15/003—Arrangements of devices for treating smoke or fumes for supplying chemicals to fumes, e.g. using injection devices
    • 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 
    • F23C2206/00—Fluidised bed combustion
    • F23C2206/10—Circulating fluidised bed
    • F23C2206/103—Cooling recirculating particles
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2219/00—Treatment devices
    • F23J2219/20—Non-catalytic reduction devices
FR9801839A 1998-02-16 1998-02-16 Chaudiere a lit fluidise circulant a reduction d'oxydes d'azote amelioree Expired - Lifetime FR2775061B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR9801839A FR2775061B1 (fr) 1998-02-16 1998-02-16 Chaudiere a lit fluidise circulant a reduction d'oxydes d'azote amelioree
EP99400288A EP0936405B1 (fr) 1998-02-16 1999-02-09 Chaudière à lit fluidisé circulant à réduction d'oxydes d'azote améliorée
DE69919424T DE69919424T2 (de) 1998-02-16 1999-02-09 Zirkulierender Wirbelbettkessel mit verbesserter NOx-Reduzierung
ES99400288T ES2227980T3 (es) 1998-02-16 1999-02-09 Caldera de lecho fluidificado circulante con reduccion mejorada de oxidos de nitrogeno.
CNB991027175A CN1135319C (zh) 1998-02-16 1999-02-13 具有改进的氧化氮还原的循环流化床锅炉
MXPA99001556A MXPA99001556A (es) 1998-02-16 1999-02-15 "caldera de lecho fluidizado circulante de reduccion mejorada de oxidos de nitrogeno .
US09/250,688 US6067943A (en) 1998-02-16 1999-02-16 Circulating fluidized bed boiler with improved nitrogen oxide reduction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9801839A FR2775061B1 (fr) 1998-02-16 1998-02-16 Chaudiere a lit fluidise circulant a reduction d'oxydes d'azote amelioree

Publications (2)

Publication Number Publication Date
FR2775061A1 FR2775061A1 (fr) 1999-08-20
FR2775061B1 true FR2775061B1 (fr) 2000-03-10

Family

ID=9523008

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9801839A Expired - Lifetime FR2775061B1 (fr) 1998-02-16 1998-02-16 Chaudiere a lit fluidise circulant a reduction d'oxydes d'azote amelioree

Country Status (7)

Country Link
US (1) US6067943A (fr)
EP (1) EP0936405B1 (fr)
CN (1) CN1135319C (fr)
DE (1) DE69919424T2 (fr)
ES (1) ES2227980T3 (fr)
FR (1) FR2775061B1 (fr)
MX (1) MXPA99001556A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2803020B1 (fr) * 1999-12-22 2002-04-12 Abb Alstom Power Comb Procede pour reduire les emissions d'oxydes d'azote dans une installation de combustion en lit fluidise circulant
US6269778B1 (en) * 1999-12-17 2001-08-07 The Babcock & Wilcox Company Fine solids recycle in a circulating fluidized bed
US8449288B2 (en) 2003-03-19 2013-05-28 Nalco Mobotec, Inc. Urea-based mixing process for increasing combustion efficiency and reduction of nitrogen oxides (NOx)
US7670569B2 (en) 2003-06-13 2010-03-02 Mobotec Usa, Inc. Combustion furnace humidification devices, systems & methods
US8353698B2 (en) * 2003-06-13 2013-01-15 Nalco Mobotec, Inc. Co-axial injection system
US8251694B2 (en) 2004-02-14 2012-08-28 Nalco Mobotec, Inc. Method for in-furnace reduction flue gas acidity
US7410356B2 (en) 2005-11-17 2008-08-12 Mobotec Usa, Inc. Circulating fluidized bed boiler having improved reactant utilization
WO2008137557A1 (fr) * 2007-05-01 2008-11-13 Phase Inc. Procédés et dispositifs d'amélioration de l'incinération
US8555797B2 (en) * 2007-05-10 2013-10-15 Alstom Technology Ltd System and method for decreasing NOx emissions from a fluidized bed combustion system
AT505526B1 (de) * 2007-08-14 2010-09-15 Univ Wien Tech Wirbelschichtreaktorsystem
US8069824B2 (en) 2008-06-19 2011-12-06 Nalco Mobotec, Inc. Circulating fluidized bed boiler and method of operation
DE102010036749A1 (de) 2010-07-19 2012-01-19 Heizkraftwerksgesellschaft Cottbus Mbh Verfahren zur Leistungssteigerung bei gleichzeitiger Verminderung von Ablagerungen in Kesseln mit Wirbelschicht-Feuerung
DE102011052788B4 (de) 2011-08-17 2014-03-20 Harald Sauer Verfahren und Vorrichtung zur Reinigung von Abgasen
CN102626586B (zh) * 2012-04-01 2014-06-04 无锡雪浪环境科技股份有限公司 烟气氮氧化物减排控制的处理装置
US10746141B2 (en) 2017-03-14 2020-08-18 Kohler Co. Engine air cleaner
US10653996B1 (en) * 2019-05-13 2020-05-19 The Babcock & Wilcox Company Selective non-catalytic reduction (SNCR) of NOx in fluidized bed combustion reactors

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3728557A1 (de) * 1987-08-27 1989-03-09 Didier Eng Verfahren zur verteilung von ammoniak in einem gasstrom und vorrichtung zur durchfuehrung des verfahrens
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
WO1991000134A1 (fr) * 1989-07-04 1991-01-10 Fuel Tech Europe Limited Appareil d'injection du type a lance pour introduire des agents chimiques dans des gaz de fumee
GB2271517A (en) * 1992-10-14 1994-04-20 Dorr Oliver Inc Flue gas NOx reduction in a fluidized bed reactor
US5315941A (en) * 1993-06-07 1994-05-31 The Babcock & Wilcox Company Method and apparatus for injecting nox inhibiting reagent into the flue gas of a boiler
US5465690A (en) * 1994-04-12 1995-11-14 A. Ahlstrom Corporation Method of purifying gases containing nitrogen oxides and an apparatus for purifying gases in a steam generation boiler
US5462718A (en) 1994-06-13 1995-10-31 Foster Wheeler Energy Corporation System for decreasing NOx emissions from a fluidized bed reactor
CH689312A5 (de) * 1995-01-10 1999-02-15 Von Roll Umwelttechnik Ag Verfahren zum Verbrennen von Abfallmaterial unter Gewinnung von thermischer Energie.

Also Published As

Publication number Publication date
FR2775061A1 (fr) 1999-08-20
CN1226653A (zh) 1999-08-25
US6067943A (en) 2000-05-30
EP0936405A1 (fr) 1999-08-18
MXPA99001556A (es) 2004-10-28
DE69919424T2 (de) 2005-09-08
ES2227980T3 (es) 2005-04-01
CN1135319C (zh) 2004-01-21
DE69919424D1 (de) 2004-09-23
EP0936405B1 (fr) 2004-08-18

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Legal Events

Date Code Title Description
CD Change of name or company name
CD Change of name or company name

Owner name: ALSTOM POWER SYSTEMS SA, FR

Effective date: 20120227

TP Transmission of property

Owner name: ALSTOM POWER SYSTEMS SA, FR

Effective date: 20120227

TP Transmission of property

Owner name: ALSTOM TECHNOLOGY LTD, CH

Effective date: 20120404

PLFP Fee payment

Year of fee payment: 19

CD Change of name or company name

Owner name: ALSTOM TECHNOLOGY LTD, CH

Effective date: 20161124

PLFP Fee payment

Year of fee payment: 20