EP2574841A3 - Verfahren zur Reduzierung von Stickstoffoxidemissionen und Korrosion in einem Kessel mit stationärer Wirbelschicht und Kessel mit stationärer Wirbelschicht - Google Patents

Verfahren zur Reduzierung von Stickstoffoxidemissionen und Korrosion in einem Kessel mit stationärer Wirbelschicht und Kessel mit stationärer Wirbelschicht Download PDF

Info

Publication number
EP2574841A3
EP2574841A3 EP12397524.5A EP12397524A EP2574841A3 EP 2574841 A3 EP2574841 A3 EP 2574841A3 EP 12397524 A EP12397524 A EP 12397524A EP 2574841 A3 EP2574841 A3 EP 2574841A3
Authority
EP
European Patent Office
Prior art keywords
fluidized bed
boiler
height level
bed boiler
bubbling fluidized
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.)
Withdrawn
Application number
EP12397524.5A
Other languages
English (en)
French (fr)
Other versions
EP2574841A2 (de
Inventor
Pauli Dernjatin
Perttu Jukola
Marko Huttunen
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.)
Fortum Oyj
Original Assignee
Fortum Oyj
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 Fortum Oyj filed Critical Fortum Oyj
Publication of EP2574841A2 publication Critical patent/EP2574841A2/de
Publication of EP2574841A3 publication Critical patent/EP2574841A3/de
Withdrawn legal-status Critical Current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
    • F23C10/18—Details; Accessories
    • F23C10/20—Inlets for fluidisation air, e.g. grids; Bottoms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/30—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a fluidised bed
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
    • F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
    • 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
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F27B15/02—Details, accessories or equipment specially adapted for furnaces of these types
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F27B15/02—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B15/10—Arrangements of air or gas supply devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2203/00—Furnace arrangements
    • F23G2203/50—Fluidised bed furnace
    • F23G2203/502—Fluidised bed furnace with recirculation of bed material inside combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2207/00—Control
    • F23G2207/30—Oxidant supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Dispersion Chemistry (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
EP12397524.5A 2011-09-30 2012-09-26 Verfahren zur Reduzierung von Stickstoffoxidemissionen und Korrosion in einem Kessel mit stationärer Wirbelschicht und Kessel mit stationärer Wirbelschicht Withdrawn EP2574841A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20115962A FI125314B (fi) 2011-09-30 2011-09-30 Menetelmä typenoksidipäästöjen ja korroosion vähentämiseksi kerrosleijukattilassa ja kerrosleijukattila

Publications (2)

Publication Number Publication Date
EP2574841A2 EP2574841A2 (de) 2013-04-03
EP2574841A3 true EP2574841A3 (de) 2014-02-26

Family

ID=44718867

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12397524.5A Withdrawn EP2574841A3 (de) 2011-09-30 2012-09-26 Verfahren zur Reduzierung von Stickstoffoxidemissionen und Korrosion in einem Kessel mit stationärer Wirbelschicht und Kessel mit stationärer Wirbelschicht

Country Status (2)

Country Link
EP (1) EP2574841A3 (de)
FI (1) FI125314B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI126253B (en) 2015-02-09 2016-08-31 Fortum Oyj Method for reducing nitrogen oxide emissions in a bubbling fluidized bed boiler and bubbling fluidized bed boiler
FI126254B (en) 2015-02-09 2016-08-31 Fortum Oyj Method for feeding air into a fluidized bed boiler, fluidized bed boiler and fluidized bed boiler fuel supply equipment
FI126455B (en) * 2015-04-14 2016-12-15 Fortum Oyj Sewage boiler, fuel supply means and method for supplying black liquor and air to reduce nitrogen oxide emissions
CN113819460B (zh) * 2021-11-02 2023-07-25 江门市同力环保科技有限公司 中小型循环流化床锅炉低氮燃烧无氨脱硝方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4962711A (en) * 1988-01-12 1990-10-16 Mitsubishi Jukogyo Kabushiki Kaisha Method of burning solid fuel by means of a fluidized bed
WO2006084954A1 (en) * 2005-02-11 2006-08-17 Metso Power Oy A method for reducing nitrogen oxide emissions of a bubbling fluidized bed boiler and an air distribution system of a bubbling fluidized bed boiler

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4962711A (en) * 1988-01-12 1990-10-16 Mitsubishi Jukogyo Kabushiki Kaisha Method of burning solid fuel by means of a fluidized bed
WO2006084954A1 (en) * 2005-02-11 2006-08-17 Metso Power Oy A method for reducing nitrogen oxide emissions of a bubbling fluidized bed boiler and an air distribution system of a bubbling fluidized bed boiler

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
HAO Z ET AL: "Combining neural network and genetic algorithms to optimize low NOx pulverized coal combustion", FUEL, IPC SCIENCE AND TECHNOLOGY PRESS, GUILDFORD, GB, vol. 80, no. 15, 18 June 2001 (2001-06-18), pages 2163 - 2169, XP004321709, ISSN: 0016-2361, DOI: 10.1016/S0016-2361(01)00104-1 *
KNÖBIG, T. ET AL.: "Comparison of large- and small-scale circulating fluidized bed combustors with respect to polluant formation and reduction for different fuels.", FUEL, vol. 77, no. 14, 1998, pages 1635 - 1642, XP002716919 *
KOKSAL M., ET AL: "Effect of staged air on heat transfer in circulating fluidized beds.", APPLIED THERMAL ENGINEERING, vol. 28, 2008, pages 1008 - 1014, XP002716921 *
SEN LI ET AL: "Optimization of air staging in a 1 MW tangentially fired pulverized coal furnace", FUEL PROCESSING TECHNOLOGY, vol. 90, no. 1, 5 August 2008 (2008-08-05), pages 99 - 106, XP055089604, ISSN: 0378-3820, DOI: 10.1016/j.fuproc.2008.08.005 *

Also Published As

Publication number Publication date
FI20115962A0 (fi) 2011-09-30
EP2574841A2 (de) 2013-04-03
FI125314B (fi) 2015-08-31
FI20115962A7 (fi) 2013-03-31

Similar Documents

Publication Publication Date Title
EP2574841A3 (de) Verfahren zur Reduzierung von Stickstoffoxidemissionen und Korrosion in einem Kessel mit stationärer Wirbelschicht und Kessel mit stationärer Wirbelschicht
EP2182283A3 (de) Oxyfuel-Brennkesselanlage und Steuerverfahren dafür
EP2110604A3 (de) Kohlebefeuerter Kessel mit Sauerstoffverbrennung und Verfahren zum Wechseln zwischen Luft- und Sauerstoffbefeuerung
RU2011135189A (ru) Способ уменьшения выбросов оксидов азота при кислородотопливном сгорании
WO2009060885A1 (ja) 流動焼却炉及びこれを用いた汚泥の流動焼却方法
MY152332A (en) Boiler structure
ES2608920T3 (es) Método y disposición para optimizar condiciones de combustión en una caldera de lecho fluidizado
EP2770255A3 (de) Verfahren zum Verbrennen von Brennstoff
FI20105537L (fi) Menetelmä rikin oksidien sitomiseksi happipolttoon tarkoitetun kiertoleijupetikattilan savukaasuista
PH12015500042A1 (en) Gaseous fuel supply apparatus for sintering machine
FI20155085A7 (fi) Menetelmä NOx-päästöjen vähentämiseksi kiertoleijupetikattilassa, kiertoleijupetikattila ja sen käyttö
FI20055063A7 (fi) Menetelmä kerrosleijukattilan typenoksidipäästöjen vähentämiseksi ja kerrosleijukattilan ilmanjakojärjestelmä
PH12015501200A1 (en) Neutralization treatment method and neutralizing agent
CN204829894U (zh) 空气分级低氮燃烧机构
CN204328994U (zh) 生物质锅炉烟气脱硝装置
CN206846696U (zh) 大气式模块燃气热水锅炉
MX2010007862A (es) Acelerador de combustion para motores y quemador.
IN2009KO00625A (de)
EP3479021B1 (de) Stationärer wirbelschichtofen
CN204062999U (zh) 一种气固双燃料锅炉
CN102620284B (zh) 一种旋流煤粉燃烧器非等间距布置的锅炉装置
EA201100839A1 (ru) Способ факельного сжигания пылевидного топлива и устройство для реализации способа
CN204281783U (zh) 易调节的步进炉斜轨装配
CN203656912U (zh) 循环流化床锅炉多重分级高效低氮燃烧系统
CN203836941U (zh) 高效洁净悬浮流化燃烧水煤浆锅炉

Legal Events

Date Code Title Description
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

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIC1 Information provided on ipc code assigned before grant

Ipc: F27B 15/10 20060101ALI20131206BHEP

Ipc: F27B 15/02 20060101ALI20131206BHEP

Ipc: F23G 5/30 20060101ALI20131206BHEP

Ipc: F27B 15/00 20060101ALI20131206BHEP

Ipc: F23C 10/00 20060101AFI20131206BHEP

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIC1 Information provided on ipc code assigned before grant

Ipc: F27B 15/02 20060101ALI20140117BHEP

Ipc: F23C 10/00 20060101AFI20140117BHEP

Ipc: F27B 15/00 20060101ALI20140117BHEP

Ipc: F23G 5/30 20060101ALI20140117BHEP

Ipc: F27B 15/10 20060101ALI20140117BHEP

17P Request for examination filed

Effective date: 20140818

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

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

18D Application deemed to be withdrawn

Effective date: 20170401