PL3766598T3 - Układ sterowania dmuchem dyszy w zasadowym konwertorze tlenowym (bof) - Google Patents

Układ sterowania dmuchem dyszy w zasadowym konwertorze tlenowym (bof)

Info

Publication number
PL3766598T3
PL3766598T3 PL20185446.0T PL20185446T PL3766598T3 PL 3766598 T3 PL3766598 T3 PL 3766598T3 PL 20185446 T PL20185446 T PL 20185446T PL 3766598 T3 PL3766598 T3 PL 3766598T3
Authority
PL
Poland
Prior art keywords
blowing
controlling
furnace tuyere
basic oxygen
oxygen furnace
Prior art date
Application number
PL20185446.0T
Other languages
English (en)
Inventor
Anandkumar Makwana
Anup Vasant Sane
Michael David Buzinski
Gregory J. Buragino
Original Assignee
Air Products And Chemicals, 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 Air Products And Chemicals, Inc. filed Critical Air Products And Chemicals, Inc.
Publication of PL3766598T3 publication Critical patent/PL3766598T3/pl

Links

Classifications

    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/34—Blowing through the bath
    • 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
    • C21C5/4673—Measuring and sampling devices
    • 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
    • C21C5/48—Bottoms or tuyéres of converters
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces
    • F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type furnaces
    • F27B3/22—Arrangements of air or gas supply devices
    • F27B3/225—Oxygen blowing
    • 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
    • F27D27/00—Stirring devices for molten material
    • 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
    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0033—Heating elements or systems using burners
    • 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
    • F27D2003/162—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel
    • F27D2003/163—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel the fluid being an oxidant
    • F27D2003/164—Oxygen
    • 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
    • F27D2003/162—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel
    • F27D2003/165—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel the fluid being a fuel
    • 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
    • F27D2003/167—Introducing a fluid jet or current into the charge the fluid being a neutral gas
    • 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
    • F27D2003/168—Introducing a fluid jet or current into the charge through a lance
    • 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
    • F27D27/00—Stirring devices for molten material
    • F27D2027/002—Gas stirring
    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0033—Heating elements or systems using burners
    • F27D2099/0036—Heating elements or systems using burners immersed in the charge

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
PL20185446.0T 2019-07-17 2020-07-13 Układ sterowania dmuchem dyszy w zasadowym konwertorze tlenowym (bof) PL3766598T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16/514,122 US11155890B2 (en) 2019-07-17 2019-07-17 Tuyere for a basic oxygen furnace

Publications (1)

Publication Number Publication Date
PL3766598T3 true PL3766598T3 (pl) 2022-08-01

Family

ID=71607760

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20185446.0T PL3766598T3 (pl) 2019-07-17 2020-07-13 Układ sterowania dmuchem dyszy w zasadowym konwertorze tlenowym (bof)

Country Status (7)

Country Link
US (1) US11155890B2 (pl)
EP (1) EP3766598B1 (pl)
JP (1) JP7007431B2 (pl)
KR (1) KR102342201B1 (pl)
CN (1) CN112239798B (pl)
ES (1) ES2912077T3 (pl)
PL (1) PL3766598T3 (pl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11155890B2 (en) * 2019-07-17 2021-10-26 Air Products And Chemicals, Inc. Tuyere for a basic oxygen furnace
CN113560737B (zh) * 2021-07-28 2022-11-04 哈尔滨理工大学 一种微织构刀具刀体材料性能提升的方法及辅助装置
CN113716526B (zh) * 2021-10-11 2022-11-15 福建福豆新材料有限公司 一种生产高纯电子级溴化氢用燃烧反应器及其设备
CN114440214B (zh) * 2022-01-24 2024-11-05 上海应用技术大学 一种非预混空气分级低NOx燃烧器
CN118188559B (zh) * 2024-05-15 2024-08-13 宁波钢铁有限公司 转炉煤气加压机运行系统、控制方法和转炉煤气加压机
CN119617894B (zh) * 2025-02-13 2025-04-15 中国恩菲工程技术有限公司 一种氧枪阀站控制系统及氧枪阀站控制方法
CN120402889B (zh) * 2025-07-03 2025-10-17 浙江沃洛达节能科技有限公司 防堵燃烧器

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US3920447A (en) * 1972-02-28 1975-11-18 Pennsylvania Engineering Corp Steel production method
US3867136A (en) * 1972-10-06 1975-02-18 Uddeholms Ab Decarburisation of chromium containing iron, cobalt or nickel based alloys
JPS50128612A (pl) * 1974-03-28 1975-10-09
AR207871A1 (es) * 1974-08-08 1976-11-08 Maximilianshuette Eisenwerk Tobera de inyeccion de gas reactivo en recipientes de fusion o de afino para metales
DE2951156A1 (de) * 1979-12-11 1981-06-25 Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg Verfahren zur waermezufuhr bei der stahlerzeugung im konverter
JPS5871343A (ja) 1981-10-22 1983-04-28 Kobe Steel Ltd 溶融金属容器に設けるガス吹込み用ノズル
US4758269A (en) 1987-02-24 1988-07-19 Allegheny Ludlum Corporation Method and apparatus for introducing gas into molten metal baths
GB9126068D0 (en) 1991-12-07 1992-02-05 Air Prod & Chem Tuyere for installation in hearth of electric arc furnace
US5431709A (en) 1993-09-21 1995-07-11 Gas Research Institute Accretion controlling tuyere
JPH11181514A (ja) * 1997-12-17 1999-07-06 Kawasaki Steel Corp 転炉の底吹き羽口
IT1302798B1 (it) * 1998-11-10 2000-09-29 Danieli & C Ohg Sp Dispositivo integrato per l'iniezione di ossigeno e gastecnologici e per l'insufflaggio di materiale solido in
WO2004079020A1 (ja) * 2003-03-03 2004-09-16 Jfe Engineering Corporation 転炉底吹き羽口の切替方法および交換方法
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US11155890B2 (en) * 2019-07-17 2021-10-26 Air Products And Chemicals, Inc. Tuyere for a basic oxygen furnace

Also Published As

Publication number Publication date
US11155890B2 (en) 2021-10-26
KR20210010363A (ko) 2021-01-27
CN112239798B (zh) 2022-05-10
JP2021017653A (ja) 2021-02-15
EP3766598B1 (en) 2022-04-06
US20210017616A1 (en) 2021-01-21
BR102020014409A2 (pt) 2021-01-19
EP3766598A1 (en) 2021-01-20
CN112239798A (zh) 2021-01-19
ES2912077T3 (es) 2022-05-24
JP7007431B2 (ja) 2022-01-24
KR102342201B1 (ko) 2021-12-21

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