SE1551714A1 - Adaptive nitrogen oxide reduction system - Google Patents

Adaptive nitrogen oxide reduction system Download PDF

Info

Publication number
SE1551714A1
SE1551714A1 SE1551714A SE1551714A SE1551714A1 SE 1551714 A1 SE1551714 A1 SE 1551714A1 SE 1551714 A SE1551714 A SE 1551714A SE 1551714 A SE1551714 A SE 1551714A SE 1551714 A1 SE1551714 A1 SE 1551714A1
Authority
SE
Sweden
Prior art keywords
combustion chamber
adaptive
nitrogen oxide
reduction system
oxide reduction
Prior art date
Application number
SE1551714A
Other languages
Swedish (sv)
Other versions
SE541268C2 (en
Inventor
Lindståhl Henrik
Original Assignee
Tekniska Verken I Linköping Ab
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 Tekniska Verken I Linköping Ab filed Critical Tekniska Verken I Linköping Ab
Priority to SE1551714A priority Critical patent/SE541268C2/en
Priority to PCT/SE2016/051303 priority patent/WO2017111693A1/en
Publication of SE1551714A1 publication Critical patent/SE1551714A1/en
Publication of SE541268C2 publication Critical patent/SE541268C2/en

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
    • 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
    • B01D53/77—Liquid phase processes
    • B01D53/79—Injecting reactants
    • 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
    • B01D53/8631—Processes characterised by a specific device
    • 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
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J7/00—Arrangement of devices for supplying chemicals to fire
    • 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
    • F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
    • 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 
    • F23L9/04—Passages or apertures for delivering secondary air for completing combustion of fuel  by discharging the air beyond the fire, i.e. nearer the smoke outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2062—Ammonia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2067—Urea
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/12—Methods and means for introducing reactants
    • B01D2259/124—Liquid reactants
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Treating Waste Gases (AREA)
  • Chimneys And Flues (AREA)

Abstract

A device (1) for supplying at least one stream of reduction agent for NOx reduction to a combustion chamber (5), wherein said device is adapted to be at least partially inserted into a combustion chamber (5), and wherein said device (1) comprises an elongated body (2) having a central axis (A), wherein said elongate body comprises a first portion (3) and a second portion (4), an wherein when said device (1) is inserted into said combustion chamber (5) said first portion (3) is located on an inside of said combustion chamber (5), in which combustion chamber there is a main flow of flue gases, wherein at least one part of the first portion (3) of the device (1) is displaceable along the main flow of flue gases in the combustion chamber (5).Elected for publication: Fig. 1
SE1551714A 2015-12-23 2015-12-23 Arrangement and method for adaptive nitrogen oxide reduction in a combustion chamber SE541268C2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE1551714A SE541268C2 (en) 2015-12-23 2015-12-23 Arrangement and method for adaptive nitrogen oxide reduction in a combustion chamber
PCT/SE2016/051303 WO2017111693A1 (en) 2015-12-23 2016-12-21 Device for supplying reduction agent to a combustion chamber and a method for reducing nitrogen oxide emissions from a combustion chamber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1551714A SE541268C2 (en) 2015-12-23 2015-12-23 Arrangement and method for adaptive nitrogen oxide reduction in a combustion chamber

Publications (2)

Publication Number Publication Date
SE1551714A1 true SE1551714A1 (en) 2017-06-24
SE541268C2 SE541268C2 (en) 2019-05-28

Family

ID=59090954

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1551714A SE541268C2 (en) 2015-12-23 2015-12-23 Arrangement and method for adaptive nitrogen oxide reduction in a combustion chamber

Country Status (2)

Country Link
SE (1) SE541268C2 (en)
WO (1) WO2017111693A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE2250636A1 (en) * 2022-05-27 2023-11-28 Ecomb Ab Tubular supply device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0432166A1 (en) * 1989-07-04 1991-06-19 Fuel Tech Europe Limited Lance-type injection apparatus for introducing chemical agents into flue gases
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
SE502283C2 (en) * 1993-12-03 1995-09-25 Ulf Hagstroem Methods and supply means for regulating mixing conditions in a combustion or gasification plant
US20060008393A1 (en) * 2004-07-06 2006-01-12 Diesel & Combustion Technologies Llc Pollutant reduction system with adjustable angle injector for injecting pollutant reduction substance
WO2013055285A1 (en) * 2011-10-12 2013-04-18 Ecomb Ab (Publ) Combustion chamber supply device and method thereof
AT515821A1 (en) * 2014-05-23 2015-12-15 M A L Umwelttechnik Gmbh Injection device, system and method for flue gas denitrification

Also Published As

Publication number Publication date
SE541268C2 (en) 2019-05-28
WO2017111693A1 (en) 2017-06-29

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SE1551714A1 (en) Adaptive nitrogen oxide reduction system