HU9300808D0 - Overfire air system for controlling concentration of nitrogen oxide concentration - Google Patents

Overfire air system for controlling concentration of nitrogen oxide concentration

Info

Publication number
HU9300808D0
HU9300808D0 HU93808A HUP9300808A HU9300808D0 HU 9300808 D0 HU9300808 D0 HU 9300808D0 HU 93808 A HU93808 A HU 93808A HU P9300808 A HUP9300808 A HU P9300808A HU 9300808 D0 HU9300808 D0 HU 9300808D0
Authority
HU
Hungary
Prior art keywords
concentration
nitrogen oxide
air system
overfire air
controlling
Prior art date
Application number
HU93808A
Other languages
Hungarian (hu)
Inventor
John Leonard Marion
Original Assignee
Combustion Eng
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 Combustion Eng filed Critical Combustion Eng
Publication of HU9300808D0 publication Critical patent/HU9300808D0/en
Publication of HUT65491A publication Critical patent/HUT65491A/en

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 
    • F23C7/00—Combustion apparatus characterised by arrangements for air supply
    • F23C7/02—Disposition of air supply not passing through burner
    • 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 
    • F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
    • F23C5/08—Disposition of burners
    • F23C5/32—Disposition of burners to obtain rotating flames, i.e. flames moving helically or spirally
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Control Of The Air-Fuel Ratio Of Carburetors (AREA)
  • Air Supply (AREA)
HU9300808A 1990-10-31 1991-06-24 An advanced overfire air system for nox control and method for controlling nox in fossil fuel furnaces HUT65491A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60717790A 1990-10-31 1990-10-31

Publications (2)

Publication Number Publication Date
HU9300808D0 true HU9300808D0 (en) 1993-06-28
HUT65491A HUT65491A (en) 1994-06-28

Family

ID=24431152

Family Applications (1)

Application Number Title Priority Date Filing Date
HU9300808A HUT65491A (en) 1990-10-31 1991-06-24 An advanced overfire air system for nox control and method for controlling nox in fossil fuel furnaces

Country Status (15)

Country Link
EP (1) EP0554254B1 (en)
JP (1) JP2731794B2 (en)
KR (1) KR970009483B1 (en)
AU (1) AU646677B2 (en)
BR (1) BR9107060A (en)
CA (1) CA2091341C (en)
CS (1) CS327791A3 (en)
DE (1) DE69121579D1 (en)
ES (1) ES2092573T3 (en)
FI (1) FI931941A (en)
HU (1) HUT65491A (en)
MX (1) MX9100537A (en)
WO (1) WO1992008078A1 (en)
YU (1) YU141991A (en)
ZA (1) ZA915500B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2752042B1 (en) * 1996-07-31 1998-09-11 Gec Alsthom Stein Ind SECONDARY AIR SUPPLY NOZZLE IN A COMBUSTION FIREPLACE
JP5658126B2 (en) * 2011-11-16 2015-01-21 三菱重工業株式会社 Oil burning burner, solid fuel burning burner unit and solid fuel burning boiler
CN102913898B (en) * 2012-10-16 2015-06-24 东方电气集团东方锅炉股份有限公司 Over-fire air distribution manner in front and back wall opposed firing boiler
JP6284345B2 (en) * 2013-11-15 2018-02-28 三菱日立パワーシステムズ株式会社 boiler
JP6203033B2 (en) * 2013-12-17 2017-09-27 三菱日立パワーシステムズ株式会社 boiler

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425855A (en) * 1983-03-04 1984-01-17 Combustion Engineering, Inc. Secondary air control damper arrangement
US4501204A (en) * 1984-05-21 1985-02-26 Combustion Engineering, Inc. Overfire air admission with varying momentum air streams
JPS6370005A (en) * 1986-09-10 1988-03-30 Mitsubishi Heavy Ind Ltd Boiler
US4940004A (en) * 1989-07-07 1990-07-10 J. H. Jansen Company, Inc. High energy combustion air nozzle and method for improving combustion in chemical recovery boilers
US5020454A (en) * 1990-10-31 1991-06-04 Combustion Engineering, Inc. Clustered concentric tangential firing system

Also Published As

Publication number Publication date
CS327791A3 (en) 1992-05-13
BR9107060A (en) 1993-09-14
EP0554254B1 (en) 1996-08-21
FI931941A0 (en) 1993-04-29
AU646677B2 (en) 1994-03-03
KR930702645A (en) 1993-09-09
CA2091341C (en) 1995-12-05
AU8108691A (en) 1992-05-26
YU141991A (en) 1995-10-03
WO1992008078A1 (en) 1992-05-14
HUT65491A (en) 1994-06-28
KR970009483B1 (en) 1997-06-13
ES2092573T3 (en) 1996-12-01
CA2091341A1 (en) 1992-05-01
JP2731794B2 (en) 1998-03-25
ZA915500B (en) 1992-04-29
FI931941A (en) 1993-04-29
JPH05507345A (en) 1993-10-21
DE69121579D1 (en) 1996-09-26
EP0554254A1 (en) 1993-08-11
MX9100537A (en) 1992-06-05

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Legal Events

Date Code Title Description
DFD9 Temporary prot. cancelled due to non-payment of fee