ATE183942T1 - Methode zur reinigung von stickstoffoxid enthaltenden gasen und vorrichtung zur reinigung von gasen in einem kessel zur erzeugung von dampf - Google Patents

Methode zur reinigung von stickstoffoxid enthaltenden gasen und vorrichtung zur reinigung von gasen in einem kessel zur erzeugung von dampf

Info

Publication number
ATE183942T1
ATE183942T1 AT95915897T AT95915897T ATE183942T1 AT E183942 T1 ATE183942 T1 AT E183942T1 AT 95915897 T AT95915897 T AT 95915897T AT 95915897 T AT95915897 T AT 95915897T AT E183942 T1 ATE183942 T1 AT E183942T1
Authority
AT
Austria
Prior art keywords
reducing
stage
gases
purifying gases
nitrogen oxides
Prior art date
Application number
AT95915897T
Other languages
English (en)
Inventor
Matti Hiltunen
Yam Lee
Lamare Charles Viel
Original Assignee
Foster Wheeler Energia Oy
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22849086&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE183942(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Foster Wheeler Energia Oy filed Critical Foster Wheeler Energia Oy
Application granted granted Critical
Publication of ATE183942T1 publication Critical patent/ATE183942T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • 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
    • F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • 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
    • F23J2219/10—Catalytic reduction devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Treating Waste Gases (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Chimneys And Flues (AREA)
AT95915897T 1994-04-12 1995-04-12 Methode zur reinigung von stickstoffoxid enthaltenden gasen und vorrichtung zur reinigung von gasen in einem kessel zur erzeugung von dampf ATE183942T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/226,483 US5465690A (en) 1994-04-12 1994-04-12 Method of purifying gases containing nitrogen oxides and an apparatus for purifying gases in a steam generation boiler

Publications (1)

Publication Number Publication Date
ATE183942T1 true ATE183942T1 (de) 1999-09-15

Family

ID=22849086

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95915897T ATE183942T1 (de) 1994-04-12 1995-04-12 Methode zur reinigung von stickstoffoxid enthaltenden gasen und vorrichtung zur reinigung von gasen in einem kessel zur erzeugung von dampf

Country Status (13)

Country Link
US (2) US5465690A (de)
EP (1) EP0755299B1 (de)
JP (1) JPH09509474A (de)
KR (1) KR970702097A (de)
AT (1) ATE183942T1 (de)
CA (1) CA2186369C (de)
CZ (1) CZ287910B6 (de)
DE (1) DE69511854T2 (de)
DK (1) DK0755299T3 (de)
HU (1) HUT76752A (de)
PL (1) PL316785A1 (de)
TW (1) TW260621B (de)
WO (1) WO1995027554A1 (de)

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DE19600869A1 (de) * 1996-01-12 1997-07-17 Metallgesellschaft Ag Verfahren zur Entstickung von Rauchgasen
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HUP9801342A2 (hu) * 1997-06-20 1999-06-28 Von Roll Umwelttechnik Ag Eljárás füstgázok nitrogénmentesítésére
FI102409B1 (fi) * 1997-09-16 1998-11-30 Foster Wheeler Energia Oy Menetelmä ja laite NOx päästöjen vähentämiseksi sellaisissa kiertoleijupetireaktoreissa, joita käytetään polttamaan polttoaineita, jotka sisältävät suuren määrän haihtuvia palavia komponentteja
US6048510A (en) * 1997-09-30 2000-04-11 Coal Tech Corporation Method for reducing nitrogen oxides in combustion effluents
FR2775061B1 (fr) * 1998-02-16 2000-03-10 Gec Alsthom Stein Ind Chaudiere a lit fluidise circulant a reduction d'oxydes d'azote amelioree
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FR2802287B1 (fr) * 1999-12-14 2002-01-11 Abb Alstom Power Comb Procede pour l'amelioration de la combustion dans un systeme a lit fluidise circulant et systeme correspondant
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US7021248B2 (en) 2002-09-06 2006-04-04 The Babcock & Wilcox Company Passive system for optimal NOx reduction via selective catalytic reduction with variable boiler load
EP1646440A4 (de) * 2003-05-22 2010-04-14 Doosan Babcock Energy Ltd Verfahren und vorrichtung zur zoneneinspritzung von chemikalien in einen ofenkonvektionszug zur verringerung von verunreinigungen aus rauchgasen
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DE102004051477B4 (de) * 2004-10-22 2008-10-02 Alstom Technology Ltd. Verfahren zur Regulierung der Feststoffumlaufmenge eines zirkulierenden Wirbelschichtreaktorsystems
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US7637233B2 (en) 2006-05-09 2009-12-29 Babcock & Wilcox Power Generation Group, Inc. Multiple pass economizer and method for SCR temperature control
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US7767175B2 (en) * 2007-01-09 2010-08-03 Catalytic Solutions, Inc. Ammonia SCR catalyst and method of using the catalyst
US8802582B2 (en) * 2007-01-09 2014-08-12 Catalytic Solutions, Inc. High temperature ammonia SCR catalyst and method of using the catalyst
US7527776B2 (en) * 2007-01-09 2009-05-05 Catalytic Solutions, Inc. Ammonia SCR catalyst and method of using the catalyst
US7943097B2 (en) * 2007-01-09 2011-05-17 Catalytic Solutions, Inc. Reactor system for reducing NOx emissions from boilers
KR100794389B1 (ko) 2007-01-24 2008-01-15 한국에너지기술연구원 선택적비촉매환원법에서 질소산화물 저감을 위한 내부관통형 3중관 환원제 분사기
US8042497B2 (en) * 2007-04-12 2011-10-25 Babcock & Wilcox Power Generation Group, Inc. Steam generator arrangement
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US20090297993A1 (en) * 2008-05-30 2009-12-03 Foster Wheeler Energia Oy Method of and System For Generating Power By Oxyfuel Combustion
FI129360B (fi) 2009-04-15 2021-12-31 Andritz Oy Menetelmä savukaasupäästöjen vähentämiseksi ja kattila
US20110036279A1 (en) * 2009-08-12 2011-02-17 Jeffrey Shallcross NOx reduction control system for boilers
JP5399214B2 (ja) * 2009-11-18 2014-01-29 住友重機械工業株式会社 循環流動床炉及び循環流動床炉の制御方法
US8012746B2 (en) * 2009-12-31 2011-09-06 Biogas & Electric, Llc NOx removal system for biogas engines at anaerobic digestion facilities
US20110226195A1 (en) * 2010-03-18 2011-09-22 Foster Wheeler North America Corp. Wall Construction for a Boiler Arrangement
CA2811446A1 (en) * 2010-09-29 2012-04-05 Babcock-Hitachi Kabushiki Kaisha Oxygen combustion system and method for operating same
EP2541144A1 (de) * 2011-07-01 2013-01-02 Tecnoborgo S.p.A. Verbrennungsofen, insbesondere für Müllverbrennungsanlagen zur Energieerzeugung
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
WO2018077390A1 (en) * 2016-10-25 2018-05-03 Doosan Lentjes Gmbh A cyclone with means for introducing a reducing agent
US10653996B1 (en) * 2019-05-13 2020-05-19 The Babcock & Wilcox Company Selective non-catalytic reduction (SNCR) of NOx in fluidized bed combustion reactors

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Also Published As

Publication number Publication date
US5911956A (en) 1999-06-15
EP0755299A1 (de) 1997-01-29
WO1995027554A1 (en) 1995-10-19
DE69511854T2 (de) 2000-02-17
MX9604721A (es) 1998-05-31
JPH09509474A (ja) 1997-09-22
DE69511854D1 (de) 1999-10-07
HU9602805D0 (en) 1996-12-30
CZ297796A3 (en) 1997-03-12
PL316785A1 (en) 1997-02-17
CA2186369C (en) 2000-08-08
DK0755299T3 (da) 2000-03-27
CZ287910B6 (cs) 2001-03-14
TW260621B (de) 1995-10-21
CA2186369A1 (en) 1995-10-19
EP0755299B1 (de) 1999-09-01
HUT76752A (en) 1997-11-28
US5465690A (en) 1995-11-14
KR970702097A (ko) 1997-05-13

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