ATE204065T1 - Nox-verminderung in einem dampferzeuger mit zirkulierender wirbelschicht - Google Patents

Nox-verminderung in einem dampferzeuger mit zirkulierender wirbelschicht

Info

Publication number
ATE204065T1
ATE204065T1 AT96910828T AT96910828T ATE204065T1 AT E204065 T1 ATE204065 T1 AT E204065T1 AT 96910828 T AT96910828 T AT 96910828T AT 96910828 T AT96910828 T AT 96910828T AT E204065 T1 ATE204065 T1 AT E204065T1
Authority
AT
Austria
Prior art keywords
combustion air
steam generator
injected
location
fluidized bed
Prior art date
Application number
AT96910828T
Other languages
English (en)
Inventor
Michael C Tanca
Original Assignee
Alstom Power 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 Alstom Power Inc filed Critical Alstom Power Inc
Application granted granted Critical
Publication of ATE204065T1 publication Critical patent/ATE204065T1/de

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23CMETHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00Fluidised bed combustion apparatus
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23CMETHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00Fluidised bed combustion apparatus
    • F23C10/02Fluidised 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
    • F23C10/04Fluidised 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
    • F23C10/08Fluidised 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
    • F23C10/10Fluidised 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23CMETHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C6/00Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion
    • F23C6/04Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection
    • F23C6/045Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with staged combustion in a single enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23CMETHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2201/00Staged combustion
    • F23C2201/10Furnace staging
    • F23C2201/101Furnace staging in vertical direction, e.g. alternating lean and rich zones

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)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Paper (AREA)
  • Drying Of Solid Materials (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Devices For Medical Bathing And Washing (AREA)
AT96910828T 1995-05-05 1996-04-15 Nox-verminderung in einem dampferzeuger mit zirkulierender wirbelschicht ATE204065T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/435,707 US5660125A (en) 1995-05-05 1995-05-05 Circulating fluid bed steam generator NOx control
PCT/US1996/005138 WO1996035080A1 (en) 1995-05-05 1996-04-15 CIRCULATING FLUID BED STEAM GENERATOR NOx CONTROL

Publications (1)

Publication Number Publication Date
ATE204065T1 true ATE204065T1 (de) 2001-08-15

Family

ID=23729507

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96910828T ATE204065T1 (de) 1995-05-05 1996-04-15 Nox-verminderung in einem dampferzeuger mit zirkulierender wirbelschicht

Country Status (13)

Country Link
US (1) US5660125A (de)
EP (1) EP0824649B1 (de)
KR (1) KR100252142B1 (de)
CN (1) CN1135318C (de)
AT (1) ATE204065T1 (de)
AU (1) AU702441B2 (de)
CA (1) CA2220144C (de)
CZ (1) CZ289775B6 (de)
DE (1) DE69614379T2 (de)
ES (1) ES2162045T3 (de)
PL (1) PL323133A1 (de)
RO (1) RO119327B1 (de)
WO (1) WO1996035080A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE228225T1 (de) * 1996-12-30 2002-12-15 Alstom Power Inc Verfahren zur kontrolle von stickoxiden bei einem dampferzeuger mit zirkulierender wirbelschicht
CN1582105B (zh) 2003-08-04 2010-05-26 三星电子株式会社 显示装置及其方法
FI20055063A (fi) * 2005-02-11 2006-08-12 Kvaerner Power Oy Menetelmä kerrosleijukattilan typenoksidipäästöjen vähentämiseksi ja kerrosleijukattilan ilmanjakojärjestelmä
FI123853B (fi) * 2009-03-06 2013-11-15 Metso Power Oy Menetelmä typenoksidipäästöjen vähentämiseksi happipoltossa
US20100316964A1 (en) * 2009-06-11 2010-12-16 Alstom Technology Ltd Solids flow meter for integrated boiler control system
FI125496B (fi) * 2009-08-17 2015-10-30 Valmet Technologies Oy Menetelmä ja järjestely palamisolosuhteiden optimoimiseksi leijukerroskattilassa
KR102084795B1 (ko) * 2013-09-16 2020-04-14 한국전력공사 순산소 순환 유동층 보일러
EP3781867A4 (de) * 2018-04-16 2022-01-26 Tigercat Industries Inc. Tragbares verbrennungs-/pyrolyse-system mit erster und zweiter luftquelle
CN109506230A (zh) * 2018-12-18 2019-03-22 哈尔滨红光锅炉总厂有限责任公司 环保节能型生物质循环流化床锅炉
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

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3640377A1 (de) * 1986-11-26 1988-06-09 Steinmueller Gmbh L & C Verfahren zur verbrennung von kohlenstoffhaltigen materialien in einem wirbelschichtreaktor und vorrichtung zur durchfuehrung des verfahrens
JP2637449B2 (ja) * 1988-01-12 1997-08-06 三菱重工業株式会社 流動床燃焼方法
SE468364B (sv) * 1990-04-30 1992-12-21 Abb Stal Ab Saett foer kylning av stoft som avskiljts fraan roekgaserna fraan en pfbc-anlaeggning
US5193490A (en) * 1991-09-03 1993-03-16 The Babcock & Wilcox Company Cyclonic mixing and combustion chamber for circulating fluidized bed boilers
US5239945A (en) * 1991-11-13 1993-08-31 Tampella Power Corporation Apparatus to reduce or eliminate combustor perimeter wall erosion in fluidized bed boilers or reactors
DE4201831A1 (de) * 1992-01-24 1993-07-29 Metallgesellschaft Ag Verfahren zur entsorgung von reststoffen, die fluor- und zyanidhaltige verbindungen enthalten
FR2690512B1 (fr) * 1992-04-27 1994-09-09 Stein Industrie Réacteur à lit fluidisé circulant comportant des échangeurs extérieurs alimentés par la recirculation interne.
US5345883A (en) * 1992-12-31 1994-09-13 Combustion Engineering, Inc. Reactivation of sorbent in a fluid bed boiler

Also Published As

Publication number Publication date
EP0824649B1 (de) 2001-08-08
DE69614379T2 (de) 2002-05-23
AU5391196A (en) 1996-11-21
EP0824649A1 (de) 1998-02-25
AU702441B2 (en) 1999-02-18
CA2220144A1 (en) 1996-11-07
CZ289775B6 (cs) 2002-04-17
CN1135318C (zh) 2004-01-21
PL323133A1 (en) 1998-03-16
DE69614379D1 (de) 2001-09-13
CZ348597A3 (cs) 1998-03-18
RO119327B1 (ro) 2004-07-30
CA2220144C (en) 2001-07-24
US5660125A (en) 1997-08-26
CN1189885A (zh) 1998-08-05
WO1996035080A1 (en) 1996-11-07
ES2162045T3 (es) 2001-12-16
KR19990008321A (ko) 1999-01-25
KR100252142B1 (ko) 2000-04-15

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee