JP6190821B2 - 制御可能な固体噴射 - Google Patents
制御可能な固体噴射 Download PDFInfo
- Publication number
- JP6190821B2 JP6190821B2 JP2014548950A JP2014548950A JP6190821B2 JP 6190821 B2 JP6190821 B2 JP 6190821B2 JP 2014548950 A JP2014548950 A JP 2014548950A JP 2014548950 A JP2014548950 A JP 2014548950A JP 6190821 B2 JP6190821 B2 JP 6190821B2
- Authority
- JP
- Japan
- Prior art keywords
- duct
- combustion chamber
- nozzle
- stream
- fuel
- 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 - Fee Related
Links
Images
Classifications
-
- 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
- F27D3/0025—Charging or loading melting furnaces with material in the solid state
-
- 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
-
- 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
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/54—Processes yielding slags of special composition
-
- 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; Tank furnaces
- F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
- F27B3/22—Arrangements of air or gas supply devices
-
- 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
- F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
-
- 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
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
- F27B1/16—Arrangements of tuyeres
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Gas Burners (AREA)
- Pre-Mixing And Non-Premixing Gas Burner (AREA)
- Furnace Details (AREA)
Description
(A)第1及び第2の対向端部を有する燃焼室と、
(B)前記対向端部のうちの一方の前記燃焼室内のバーナ、及び、前記バーナへの燃料及び酸化剤のための前記装置の外側からの入口と、
(C)入口及び出口を有するノズルであって、入口が前記燃焼室の前記対向端部のうちのもう一方にある、ノズルと、
(D)前記ノズルの前記出口の周りで閉鎖した上流側端部、及び、開放した下流側端部を有するダクトと、
(E)前記装置の外側に入口を有し、且つ、前記ダクトの閉鎖端部と開放端部との間の前記ダクトの中に出口を有するフィーダ管とを備え、
前記燃焼室、前記ノズル、及び前記ダクトが同軸である。
(A)燃料及び酸化剤を前記装置の燃焼室に、燃料及び酸化剤のためのそれぞれの入口を通して供給し、前記燃料及び酸化剤を燃焼室で燃焼させて、前記燃焼の生成物を含む高温ガスのストリームを生成するステップであって、そのストリームが前記ノズルを通って前記ダクトに入るステップと、
(B)微粒状固体を前記フィーダ管を通して前記ダクトに供給し、前記固体を燃焼生成物の前記ストリームに同伴させて前記ダクトの開放端部から出る混合されたストリームを形成するステップと
を含む。
この実例は、噴射器の1つの実施例を示すものとして、より具体的な詳細を提供する。
Claims (1)
- 固体を炉に噴射する方法であって、前記方法は、
i)装置を提供するステップであって、前記装置は、
(A)第1及び第2の対向端部を有する燃焼室と、
(B)前記対向端部のうちの一方の前記燃焼室内のバーナ、及び、前記バーナへの燃料及び酸化剤のための前記装置の外側からの入口と、
(C)入口及び出口を有するノズルであって、前記入口が前記燃焼室のもう一方の前記対向端部にある、ノズルと、
(D)前記ノズルの前記出口の周りで閉鎖した上流側端部、及び、開放した下流側端部を有するダクトと、
(E)前記装置の外側に入口を有し、且つ、前記ダクトの前記閉鎖端部と前記開放端部との間の前記ダクトの中に出口を有するフィーダ管とを備え、
前記燃焼室、前記ノズル、及び前記ダクトが同軸である、ステップと、
ii)前記装置の前記燃焼室に、燃料及び酸化剤をそのそれぞれの入口を通して供給し、前記燃料及び酸化剤を前記燃焼室で燃焼させて、前記燃焼の生成物を含む高温ガスのストリームを生成するステップであって、前記ストリームが前記ノズルを通って前記ダクトに入る、ステップと、
iii)微粒状固体を前記フィーダ管を通して前記ダクトに供給し、前記固体を燃焼生成物の前記ストリームに同伴させて前記ダクトの前記開放端部から出る混合されたガス−固体ストリームを形成するステップと、
iv)前記ガス−固体ストリームを前記炉に噴射するステップと
を含み、
前記炉が溶融金属を含み、前記ガス−固体ストリームが前記溶融金属の表面を貫通する、方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161578569P | 2011-12-21 | 2011-12-21 | |
US61/578,569 | 2011-12-21 | ||
US13/718,685 US8992656B2 (en) | 2011-12-21 | 2012-12-18 | Controllable solids injection |
US13/718,685 | 2012-12-18 | ||
PCT/US2012/071247 WO2013096767A1 (en) | 2011-12-21 | 2012-12-21 | Controllable solids injection |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015510542A JP2015510542A (ja) | 2015-04-09 |
JP6190821B2 true JP6190821B2 (ja) | 2017-08-30 |
Family
ID=48653275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014548950A Expired - Fee Related JP6190821B2 (ja) | 2011-12-21 | 2012-12-21 | 制御可能な固体噴射 |
Country Status (10)
Country | Link |
---|---|
US (1) | US8992656B2 (ja) |
EP (1) | EP2794934B1 (ja) |
JP (1) | JP6190821B2 (ja) |
KR (1) | KR102012534B1 (ja) |
BR (1) | BR112014015695B1 (ja) |
CA (1) | CA2860216C (ja) |
ES (1) | ES2562015T3 (ja) |
MX (1) | MX337532B (ja) |
RU (1) | RU2627091C2 (ja) |
WO (1) | WO2013096767A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2553342A (en) * | 2016-09-02 | 2018-03-07 | Materials Proc Institute | Producing steel |
WO2018045457A1 (en) | 2016-09-07 | 2018-03-15 | Burgess Alan W | High velocity spray torch for spraying internal surfaces |
JP7031499B2 (ja) * | 2018-05-30 | 2022-03-08 | 日本製鉄株式会社 | 溶鋼の精錬方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4416421A (en) | 1980-10-09 | 1983-11-22 | Browning Engineering Corporation | Highly concentrated supersonic liquified material flame spray method and apparatus |
US4358053A (en) | 1980-11-26 | 1982-11-09 | Metco, Inc. | Flame spraying device with rocket acceleration |
EP0163776A3 (en) * | 1984-01-18 | 1986-12-30 | James A. Browning | Highly concentrated supersonic flame spray method and apparatus with improved material feed |
US4761793A (en) * | 1987-05-08 | 1988-08-02 | Electric Power Research Institute | Plasma fired feed nozzle |
US4869936A (en) | 1987-12-28 | 1989-09-26 | Amoco Corporation | Apparatus and process for producing high density thermal spray coatings |
US5271965A (en) * | 1991-01-16 | 1993-12-21 | Browning James A | Thermal spray method utilizing in-transit powder particle temperatures below their melting point |
US5330798A (en) * | 1992-12-09 | 1994-07-19 | Browning Thermal Systems, Inc. | Thermal spray method and apparatus for optimizing flame jet temperature |
US5531590A (en) | 1995-03-30 | 1996-07-02 | Draco | Shock-stabilized supersonic flame-jet method and apparatus |
US5932293A (en) * | 1996-03-29 | 1999-08-03 | Metalspray U.S.A., Inc. | Thermal spray systems |
US6125133A (en) * | 1997-03-18 | 2000-09-26 | Praxair, Inc. | Lance/burner for molten metal furnace |
US6096261A (en) | 1997-11-20 | 2000-08-01 | Praxair Technology, Inc. | Coherent jet injector lance |
RU2142096C1 (ru) * | 1998-01-14 | 1999-11-27 | ОО "ПКФ" Автодорстрой" | Комбинированная горелка |
DE19817590C1 (de) * | 1998-04-20 | 1999-03-18 | Technometal Ges Fuer Metalltec | Variabel einsetzbare Kombilanze |
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 |
IT1318121B1 (it) | 2000-07-04 | 2003-07-23 | Elti Srl | Lancia di iniezione, particolarmente per l'iniezione di sostanze inpolvere o in particolato, all'interno di forni elettrici per la |
DE10201108A1 (de) * | 2002-01-15 | 2003-07-24 | Sms Demag Ag | Verfahren zur pyrometallurgischen Behandlung von Metallen, Metallschmelzen und/oder Schlacken sowie eine Injektorvorrichtung |
CH702999A1 (de) * | 2010-04-29 | 2011-10-31 | Amt Ag | Vorrichtung zur Beschichtung von Substraten mittels Hochgeschwindigkeitsflammspritzen. |
-
2012
- 2012-12-18 US US13/718,685 patent/US8992656B2/en not_active Expired - Fee Related
- 2012-12-21 BR BR112014015695-6A patent/BR112014015695B1/pt not_active IP Right Cessation
- 2012-12-21 CA CA2860216A patent/CA2860216C/en not_active Expired - Fee Related
- 2012-12-21 WO PCT/US2012/071247 patent/WO2013096767A1/en active Application Filing
- 2012-12-21 MX MX2014007669A patent/MX337532B/es active IP Right Grant
- 2012-12-21 EP EP12813692.6A patent/EP2794934B1/en not_active Not-in-force
- 2012-12-21 JP JP2014548950A patent/JP6190821B2/ja not_active Expired - Fee Related
- 2012-12-21 ES ES12813692.6T patent/ES2562015T3/es active Active
- 2012-12-21 RU RU2014129899A patent/RU2627091C2/ru not_active IP Right Cessation
- 2012-12-21 KR KR1020147019798A patent/KR102012534B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP2794934B1 (en) | 2015-12-16 |
KR20140105573A (ko) | 2014-09-01 |
EP2794934A1 (en) | 2014-10-29 |
BR112014015695A2 (pt) | 2017-06-13 |
BR112014015695A8 (pt) | 2017-07-04 |
CA2860216C (en) | 2018-01-23 |
RU2627091C2 (ru) | 2017-08-03 |
WO2013096767A1 (en) | 2013-06-27 |
US8992656B2 (en) | 2015-03-31 |
US20130160606A1 (en) | 2013-06-27 |
MX2014007669A (es) | 2014-11-25 |
BR112014015695B1 (pt) | 2019-05-21 |
MX337532B (es) | 2016-03-09 |
JP2015510542A (ja) | 2015-04-09 |
RU2014129899A (ru) | 2016-02-10 |
KR102012534B1 (ko) | 2019-08-20 |
ES2562015T3 (es) | 2016-03-02 |
CA2860216A1 (en) | 2013-06-27 |
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