ES2156229T3 - Boquilla para inyectar oxidantes. - Google Patents

Boquilla para inyectar oxidantes.

Info

Publication number
ES2156229T3
ES2156229T3 ES96103683T ES96103683T ES2156229T3 ES 2156229 T3 ES2156229 T3 ES 2156229T3 ES 96103683 T ES96103683 T ES 96103683T ES 96103683 T ES96103683 T ES 96103683T ES 2156229 T3 ES2156229 T3 ES 2156229T3
Authority
ES
Spain
Prior art keywords
nozzle
launching
oxidizers
inject
combustion
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.)
Expired - Lifetime
Application number
ES96103683T
Other languages
English (en)
Inventor
Christopher Brian Leger
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.)
Praxair Technology Inc
Original Assignee
Praxair Technology 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 Praxair Technology Inc filed Critical Praxair Technology Inc
Application granted granted Critical
Publication of ES2156229T3 publication Critical patent/ES2156229T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • C21C5/4613—Refractory coated lances; Immersion lances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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 
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F23C2900/99004—Combustion process using petroleum coke or any other fuel with a very low content in volatile matters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)

Abstract

UNA BOQUILLA LANZADORA DE OXIDANTE (1) Y EL METODO DE LANZADO EN DONDE EL PRIMER Y EL SEGUNDO CAUDAL DE OXIDANTE (14,15) SE INYECTAN EN UNA ZONA DE COMBUSTION (8) BAJO CONDICIONES DEFINIDAS QUE PERMITEN EL LANZAMIENTO DE OXIGENO PARA AUMENTAR UNA REACCION PRINCIPAL DE COMBUSTION CON LA ESTABILIDAD MEJORADA DE LA LLAMA Y SIN CAMBIAR E INCLUSO REDUCIR LA FORMACION DE NO{SUB,X}
ES96103683T 1995-03-09 1996-03-08 Boquilla para inyectar oxidantes. Expired - Lifetime ES2156229T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/401,376 US5580237A (en) 1995-03-09 1995-03-09 Oxidant lancing nozzle

Publications (1)

Publication Number Publication Date
ES2156229T3 true ES2156229T3 (es) 2001-06-16

Family

ID=23587501

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96103683T Expired - Lifetime ES2156229T3 (es) 1995-03-09 1996-03-08 Boquilla para inyectar oxidantes.

Country Status (5)

Country Link
US (1) US5580237A (es)
EP (1) EP0731327B1 (es)
BR (1) BR9600959A (es)
DE (1) DE69612688T2 (es)
ES (1) ES2156229T3 (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2283311B (en) * 1993-10-07 1997-11-05 Stordy Combustion Eng Burner and method of burning a fuel
US5692678A (en) * 1995-05-01 1997-12-02 Kawasaki Steel Corporation Flame spraying burner
US5931654A (en) * 1997-06-30 1999-08-03 Praxair Technology, Inc. Recessed furnace lance purge gas system
US6488765B1 (en) 1997-07-30 2002-12-03 Cemex, Inc. Oxygen enrichment of cement kiln system combustion
US6077072A (en) * 1998-09-18 2000-06-20 American Air Liquide Inc. Prefferential oxygen firing system for counter-current mineral calcining
US6196834B1 (en) 1998-11-25 2001-03-06 Aga Gas, Inc. Oxy-fuel ignitor
US6309210B1 (en) 1999-03-16 2001-10-30 L'air Liquide, Societe Anonyme Pour L'etude Et, L'exploitation Des Procedes Georges Claude Kiln universal oxygen enrichment
US6113389A (en) * 1999-06-01 2000-09-05 American Air Liquide, Inc. Method and system for increasing the efficiency and productivity of a high temperature furnace
FR2795808B1 (fr) 1999-07-02 2001-09-14 Air Liquide Procede de combustion, applicable a la fabrication de ciment
US6116896A (en) * 1999-09-15 2000-09-12 Air Liquide America Inc. System and method for oxidant injection in rotary kilns
US6241514B1 (en) 1999-09-15 2001-06-05 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Oxidant-driven dust recycling process and device for rotary kilns
US20020127505A1 (en) * 2001-01-11 2002-09-12 Hisashi Kobayashi Oxygen enhanced low nox combustion
FR2825777A1 (fr) 2001-06-06 2002-12-13 Air Liquide Dispositif et procede de combustion par lance a recirculation
EP1430255B1 (en) 2001-09-07 2009-05-13 Air Products And Chemicals, Inc. Method for largely unsupported combustion of petroleum coke
ES2566798T3 (es) * 2002-05-15 2016-04-15 Praxair Technology, Inc. Combustión con bajas emisiones de NOx
AU2003269127A1 (en) * 2002-05-15 2003-12-02 Praxair Technology, Inc. Combustion with reduced carbon in the ash
WO2004058218A2 (en) 2002-12-30 2004-07-15 Nektar Therapeutics Prefilming atomizer
FR2863692B1 (fr) * 2003-12-16 2009-07-10 Air Liquide Procede de combustion etagee avec injection optimisee de l'oxydant primaire
FR2889579B1 (fr) * 2005-08-03 2007-09-14 Air Liquide Procede de calcination d'un materiau a faible emission de nox
KR101017752B1 (ko) * 2005-11-29 2011-02-28 베테 포그 노즐 인코포레이티드 스프레이 노즐
US20070298357A1 (en) * 2006-06-27 2007-12-27 Laux Stefan E F Oxygen to expand burner combustion capability
US10252270B2 (en) * 2014-09-08 2019-04-09 Arizona Board Of Regents On Behalf Of Arizona State University Nozzle apparatus and methods for use thereof
CN104232931B (zh) * 2014-09-24 2016-01-20 株洲火炬工业炉有限责任公司 锌浸出渣挥发窑用富氧喷嘴
DE102015200236A1 (de) * 2015-01-12 2016-07-14 Lechler Gmbh Verfahren zum Erzeugen eines Sprühstrahls und Zweistoffdüse

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2613737A (en) * 1950-12-09 1952-10-14 Schwietert Gustav Oil burner nozzle
GB1003514A (en) * 1961-05-10 1965-09-02 Steel Co Of Wales Ltd Improvements in steel manufacture
GB1003515A (en) * 1961-05-10 1965-09-02 Steel Co Of Wales Ltd Improvements in the production of steel in open hearth furnaces or top blown converters
US3578793A (en) * 1968-05-29 1971-05-18 Air Prod & Chem Variable flame oxy-fuel burner
DE2040724A1 (de) * 1970-08-17 1972-02-24 Messer Griesheim Gmbh Duese fuer Brenner oder Sauerstoffblaslanzen
JPS58193309A (ja) * 1982-04-30 1983-11-11 Sumitomo Metal Ind Ltd 鋼の精錬法
FR2535018B1 (fr) * 1982-10-22 1987-04-24 Air Liquide Bruleur a charbon pulverise
US4969814A (en) * 1989-05-08 1990-11-13 Union Carbide Corporation Multiple oxidant jet combustion method and apparatus
EP0419198B1 (en) * 1989-09-20 1996-04-17 Nippon Oil Co. Ltd. Liquid fuel combustion burner
FI88517C (fi) * 1990-01-25 1993-05-25 Outokumpu Oy Saett och anordning foer inmatning av reaktionsaemnen i en smaeltugn
IT1238699B (it) * 1990-03-26 1993-09-01 Ente Naz Energia Elettrica Atomizzatore perfezionato per combustibili liquidi viscosi
US5110285A (en) * 1990-12-17 1992-05-05 Union Carbide Industrial Gases Technology Corporation Fluidic burner
US5100313A (en) * 1991-02-05 1992-03-31 Union Carbide Industrial Gases Technology Corporation Coherent jet combustion
US5266025A (en) * 1992-05-27 1993-11-30 Praxair Technology, Inc. Composite lance
US5266024A (en) * 1992-09-28 1993-11-30 Praxair Technology, Inc. Thermal nozzle combustion method

Also Published As

Publication number Publication date
US5580237A (en) 1996-12-03
DE69612688D1 (de) 2001-06-13
BR9600959A (pt) 1997-12-30
DE69612688T2 (de) 2001-11-29
EP0731327A1 (en) 1996-09-11
EP0731327B1 (en) 2001-05-09

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