KR0163970B1 - 전기 아크 용해로 - Google Patents

전기 아크 용해로 Download PDF

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Publication number
KR0163970B1
KR0163970B1 KR1019940704314A KR19940704314A KR0163970B1 KR 0163970 B1 KR0163970 B1 KR 0163970B1 KR 1019940704314 A KR1019940704314 A KR 1019940704314A KR 19940704314 A KR19940704314 A KR 19940704314A KR 0163970 B1 KR0163970 B1 KR 0163970B1
Authority
KR
South Korea
Prior art keywords
furnace
scrap
exhaust gas
air
temperature
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
Application number
KR1019940704314A
Other languages
English (en)
Korean (ko)
Inventor
마사끼 오꾸시
오사무 다꾸찌
이꾸오 야마무라
또루 이우라
히로노부 요시다
Original Assignee
이나바 고오사꾸
이시가와지마 하리마 쥬고교 가부시끼 가이샤
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 이나바 고오사꾸, 이시가와지마 하리마 쥬고교 가부시끼 가이샤 filed Critical 이나바 고오사꾸
Application granted granted Critical
Publication of KR0163970B1 publication Critical patent/KR0163970B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • 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
    • C21C5/527—Charging of the electric 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
    • C21C5/56—Manufacture of steel by other methods
    • C21C5/562—Manufacture of steel by other methods starting from scrap
    • C21C5/565—Preheating of scrap
    • 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
    • F27B3/18—Arrangements of devices for charging
    • F27B3/183—Charging of arc furnaces vertically through the roof, e.g. in three points
    • F27B3/186—Charging in a vertical chamber adjacent to the melting chamber
    • 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
    • F27B3/20—Arrangements of heating devices
    • 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
    • F27B3/20—Arrangements of heating devices
    • F27B3/205—Burners
    • 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
    • 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
    • F27B3/28—Arrangement of controlling, monitoring, alarm or the like 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
    • F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
    • F27D13/002—Preheating scrap
    • 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
    • F27D19/00—Arrangements of controlling 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0006—Monitoring the characteristics (composition, quantities, temperature, pressure) of at least one of the gases of the kiln atmosphere and using it as a controlling value
    • F27D2019/0018—Monitoring the temperature of the atmosphere of the kiln
    • F27D2019/0021—Monitoring the temperature of the exhaust gases
    • 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0028—Regulation
    • F27D2019/0068—Regulation involving a measured inflow of a particular gas in the enclosure
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Details (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
KR1019940704314A 1993-09-30 1994-04-14 전기 아크 용해로 Expired - Fee Related KR0163970B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP24483993 1993-09-30
JP93-244839 1993-09-30
JP32415893A JPH07145420A (ja) 1993-09-30 1993-12-22 電気アーク溶解炉
JP93-324158 1993-12-22
PCT/JP1994/000619 WO1995009336A1 (en) 1993-09-30 1994-04-14 Electric arc fusion furnace

Publications (1)

Publication Number Publication Date
KR0163970B1 true KR0163970B1 (ko) 1999-01-15

Family

ID=26536928

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940704314A Expired - Fee Related KR0163970B1 (ko) 1993-09-30 1994-04-14 전기 아크 용해로

Country Status (11)

Country Link
US (2) US5590150A (enExample)
EP (2) EP0671595B1 (enExample)
JP (1) JPH07145420A (enExample)
KR (1) KR0163970B1 (enExample)
CN (2) CN1099573C (enExample)
AU (3) AU668821B2 (enExample)
CA (1) CA2135780C (enExample)
DE (2) DE69430961T2 (enExample)
ES (2) ES2141825T3 (enExample)
TW (1) TW263554B (enExample)
WO (1) WO1995009336A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100799624B1 (ko) * 2007-04-09 2008-01-30 이광희 용해조 배출가스 연소장치
WO2015133839A1 (ko) * 2014-03-07 2015-09-11 주식회사 에스에이씨 전기 아크로 및 전기 아크로의 스크랩 예열 방법

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IT1280115B1 (it) * 1995-01-17 1998-01-05 Danieli Off Mecc Procedimento di fusione per forno elettrico ad arco con sorgenti alternative di energia e relativo forno elettrico ad arco
US5822357A (en) * 1995-06-19 1998-10-13 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process for melting a charge in a furnace
FR2735563B1 (fr) * 1995-06-19 1997-07-25 Air Liquide Procede de fusion d'une charge dans un four
IT1299725B1 (it) 1998-01-23 2000-04-04 Danieli Off Mecc Procedimento di alimentazione per tubiere per forno elettrico e relativo dispostivo di alimentazione
US5943360A (en) * 1998-04-17 1999-08-24 Fuchs Systems, Inc. Electric arc furnace that uses post combustion
WO2001004559A1 (fr) * 1999-07-08 2001-01-18 Nkk Corporation Equipement et procede de fusion a l'arc pour source de fonte brute froide
US6689182B2 (en) * 2001-10-01 2004-02-10 Kobe Steel, Ltd. Method and device for producing molten iron
US6952446B1 (en) 2001-12-10 2005-10-04 The United States Of America As Represented By The Secretary Of The Air Force Digital filter bank followed by monobit receivers for signal processing
US6748004B2 (en) * 2002-07-25 2004-06-08 Air Liquide America, L.P. Methods and apparatus for improved energy efficient control of an electric arc furnace fume extraction system
WO2008024506A2 (en) * 2006-08-25 2008-02-28 The Boc Group, Inc. Oxygen injection through a roof or crown of a glass furnace
RU2360197C1 (ru) * 2007-11-01 2009-06-27 Александр Александрович Максимов Способ очистки отходящих газов рудно-термических печей и установка для его осуществления
DE102008009923B4 (de) * 2008-02-18 2018-02-15 Sms Group Gmbh Verfahren zur Oxidation brennbarer Bestandteile im Abgas eines Lichtbogenofens
CN102308173B (zh) * 2009-02-03 2015-09-30 西门子公司 用于调节电弧炉一氧化碳排放的方法和装置
JP2011033217A (ja) * 2009-07-30 2011-02-17 Jp Steel Plantech Co アーク溶解設備及びアーク溶解設備を用いた溶湯の製造方法
EP2290310A1 (de) * 2009-07-31 2011-03-02 Siemens Aktiengesellschaft Verfahren zur dynamischen Regelung zumindest einer Einheit umfassend mindestens einen Brenner sowie Vorrichtung zur Durchführung des Verfahrens
EP2471959A1 (en) * 2009-08-27 2012-07-04 JP Steel Plantech Co. Arc melting facility, and method for manufacturing molten metal using the arc melting facility
KR101185211B1 (ko) * 2009-12-29 2012-09-21 현대제철 주식회사 전기로의 슬래그 배출 도어 장치
IT1401116B1 (it) * 2010-07-14 2013-07-12 Tenova Spa Sistema di carica continua ad un forno fusorio di materiale metallico preriscaldato in forma continua, potenziata e combinata.
CN101915504B (zh) * 2010-08-23 2012-04-25 董兰田 富氧底吹双口放锍倾斜熔炉
RU2478890C2 (ru) * 2011-02-21 2013-04-10 Мухтар Зуфарович Валитов Вытяжное устройство для улавливания неорганизованных выбросов от металлургического агрегата
DE102011015211B4 (de) * 2011-03-25 2014-01-30 Kautz Vorrichtungsbau Gmbh Verfahren zum Betrieb eines Elektrolichtbogenofensystems und Elektrolichtbogenofensystem
KR101299096B1 (ko) * 2011-03-30 2013-08-28 현대제철 주식회사 래들로용 지붕
CN103033033B (zh) * 2012-12-31 2014-12-17 攀钢集团工程技术有限公司 一种钒制品熔化炉
JPWO2019064433A1 (ja) * 2017-09-28 2020-03-26 大陽日酸株式会社 溶解・精錬炉の操業方法及び溶解・精錬炉
CN116592632A (zh) * 2023-05-16 2023-08-15 金昌市坤森新能源科技有限公司 一种合金材料的制备装置及制备方法
WO2025158177A1 (en) * 2024-01-25 2025-07-31 Arcelormittal Method for controlling the suction of process gasses in an electric arc furnace and associated steel production installation

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DE3629055A1 (de) * 1986-08-27 1988-03-03 Kloeckner Cra Tech Verfahren zum gesteigerten energieeinbringen in elektrolichtbogenoefen
JPS6393815A (ja) * 1986-10-08 1988-04-25 Daido Steel Co Ltd 溶解炉操業における助燃方法
DE3723783A1 (de) * 1987-07-16 1989-01-26 Mannesmann Ag Anlage zur verwertung der abgase eines elektro-schmelzofens fuer stahl
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100799624B1 (ko) * 2007-04-09 2008-01-30 이광희 용해조 배출가스 연소장치
WO2015133839A1 (ko) * 2014-03-07 2015-09-11 주식회사 에스에이씨 전기 아크로 및 전기 아크로의 스크랩 예열 방법

Also Published As

Publication number Publication date
DE69422492D1 (de) 2000-02-10
CA2135780C (en) 1998-12-22
AU686069B2 (en) 1998-01-29
AU4813096A (en) 1996-05-30
ES2141825T3 (es) 2000-04-01
CN1232793C (zh) 2005-12-21
EP0671595B1 (en) 2000-01-05
AU6512994A (en) 1995-04-18
WO1995009336A1 (en) 1995-04-06
CN1109694A (zh) 1995-10-04
EP0671595A1 (en) 1995-09-13
CN1099573C (zh) 2003-01-22
CN1368630A (zh) 2002-09-11
DE69422492T2 (de) 2000-06-21
AU668821B2 (en) 1996-05-16
AU679653B2 (en) 1997-07-03
TW263554B (enExample) 1995-11-21
DE69430961T2 (de) 2003-03-27
US5590150A (en) 1996-12-31
US5680413A (en) 1997-10-21
AU1914397A (en) 1997-06-26
EP0884545A1 (en) 1998-12-16
CA2135780A1 (en) 1995-03-31
EP0671595A4 (en) 1996-02-28
ES2176899T3 (es) 2002-12-01
DE69430961D1 (de) 2002-08-14
JPH07145420A (ja) 1995-06-06
EP0884545B1 (en) 2002-07-10

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