ZA915500B - An advanced overfire air system for nox control - Google Patents

An advanced overfire air system for nox control

Info

Publication number
ZA915500B
ZA915500B ZA915500A ZA915500A ZA915500B ZA 915500 B ZA915500 B ZA 915500B ZA 915500 A ZA915500 A ZA 915500A ZA 915500 A ZA915500 A ZA 915500A ZA 915500 B ZA915500 B ZA 915500B
Authority
ZA
South Africa
Prior art keywords
air system
overfire air
nox control
advanced overfire
advanced
Prior art date
Application number
ZA915500A
Inventor
John Leonard Marion
Leonard Marion John
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 ZA915500B publication Critical patent/ZA915500B/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)
  • Air Supply (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Control Of The Air-Fuel Ratio Of Carburetors (AREA)
ZA915500A 1990-10-31 1991-07-15 An advanced overfire air system for nox control ZA915500B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA915500B true ZA915500B (en) 1992-04-29

Family

ID=24431152

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA915500A ZA915500B (en) 1990-10-31 1991-07-15 An advanced overfire air system for nox control

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) FI931941A0 (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
DE69121579D1 (en) 1996-09-26
HU9300808D0 (en) 1993-06-28
FI931941A (en) 1993-04-29
EP0554254B1 (en) 1996-08-21
KR930702645A (en) 1993-09-09
HUT65491A (en) 1994-06-28
JP2731794B2 (en) 1998-03-25
YU141991A (en) 1995-10-03
AU8108691A (en) 1992-05-26
WO1992008078A1 (en) 1992-05-14
JPH05507345A (en) 1993-10-21
BR9107060A (en) 1993-09-14
AU646677B2 (en) 1994-03-03
EP0554254A1 (en) 1993-08-11
FI931941A0 (en) 1993-04-29
CA2091341C (en) 1995-12-05
MX9100537A (en) 1992-06-05
ES2092573T3 (en) 1996-12-01
CS327791A3 (en) 1992-05-13
KR970009483B1 (en) 1997-06-13
CA2091341A1 (en) 1992-05-01

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