DK0645584T3 - Fremgangsmåde ved drift af en plasmaovn - Google Patents

Fremgangsmåde ved drift af en plasmaovn

Info

Publication number
DK0645584T3
DK0645584T3 DK94908506T DK94908506T DK0645584T3 DK 0645584 T3 DK0645584 T3 DK 0645584T3 DK 94908506 T DK94908506 T DK 94908506T DK 94908506 T DK94908506 T DK 94908506T DK 0645584 T3 DK0645584 T3 DK 0645584T3
Authority
DK
Denmark
Prior art keywords
furnace body
plasma
molten slag
therethrough
furnace
Prior art date
Application number
DK94908506T
Other languages
Danish (da)
English (en)
Inventor
Tomio Suzuki
Yasuo Higashi
Motoo Yamada
Shigeyoshi Tagashira
Original Assignee
Kobe Steel Ltd
Kansai Electric Power Co
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
Priority claimed from JP7520093A external-priority patent/JPH06257725A/ja
Priority claimed from JP7875793A external-priority patent/JPH06265134A/ja
Priority claimed from JP5109919A external-priority patent/JP3032400B2/ja
Priority claimed from JP10992093A external-priority patent/JPH06300234A/ja
Priority claimed from JP5120790A external-priority patent/JP3039590B2/ja
Priority claimed from JP1993031300U external-priority patent/JP2591142Y2/ja
Application filed by Kobe Steel Ltd, Kansai Electric Power Co filed Critical Kobe Steel Ltd
Application granted granted Critical
Publication of DK0645584T3 publication Critical patent/DK0645584T3/da

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B3/00—Charging the melting furnaces
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/005—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture of glass-forming waste materials
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/025—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by arc discharge or plasma heating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/235—Heating the glass
    • C03B5/237—Regenerators or recuperators specially adapted for glass-melting furnaces
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/26—Outlets, e.g. drains, siphons; Overflows, e.g. for supplying the float tank, tweels
    • C03B5/265—Overflows; Lips; Tweels
    • 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
    • C21B13/125—By using plasma
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
    • F23G5/085—High-temperature heating means, e.g. plasma, for partly melting the waste
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J9/00—Preventing premature solidification of molten combustion residues
    • 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
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • 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
    • F27B3/18—Arrangements of devices for charging
    • 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
    • F27B3/19—Arrangements of devices for discharging
    • 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
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
    • 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
    • F27D3/15—Tapping equipment; Equipment for removing or retaining slag
    • F27D3/1545—Equipment for removing or retaining slag
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2202/00—Combustion
    • F23G2202/10—Combustion in two or more stages
    • F23G2202/102—Combustion in two or more stages with supplementary heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2202/00—Combustion
    • F23G2202/10—Combustion in two or more stages
    • F23G2202/103—Combustion in two or more stages in separate chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2204/00—Supplementary heating arrangements
    • F23G2204/20—Supplementary heating arrangements using electric energy
    • F23G2204/201—Plasma
    • 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
    • F27D99/0006—Electric heating elements or system
    • F27D2099/0031—Plasma-torch heating
    • 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
    • F27D2099/006—Auxiliary heating, e.g. in special conditions or at special times
    • 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
    • F27D2099/0085—Accessories
    • F27D2099/0095—Means to collect the slag or spilled metal, e.g. vessels
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • 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
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Metallurgy (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Incineration Of Waste (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Glass Compositions (AREA)
  • Discharge Heating (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
DK94908506T 1993-03-08 1994-03-08 Fremgangsmåde ved drift af en plasmaovn DK0645584T3 (da)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP7520093A JPH06257725A (ja) 1993-03-08 1993-03-08 プラズマ溶融炉及びその運転方法
JP7519993 1993-03-08
JP7875793A JPH06265134A (ja) 1993-03-11 1993-03-11 プラズマ溶融炉における有価物回収装置及び有価物回収方法
JP5109919A JP3032400B2 (ja) 1993-03-08 1993-04-12 プラズマ炉におけるＮＯｘ低減方法
JP10992093A JPH06300234A (ja) 1993-04-12 1993-04-12 プラズマ溶融炉及びその出滓方法
JP5120790A JP3039590B2 (ja) 1993-04-23 1993-04-23 プラズマ溶融炉及びその運転方法
JP1993031300U JP2591142Y2 (ja) 1993-05-18 1993-05-18 プラズマトーチの運転監視装置
PCT/JP1994/000362 WO1994020791A1 (fr) 1993-03-08 1994-03-08 Four a fusion de plasma et mode de fonctionnement de ce four

Publications (1)

Publication Number Publication Date
DK0645584T3 true DK0645584T3 (da) 1998-10-26

Family

ID=27564277

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94908506T DK0645584T3 (da) 1993-03-08 1994-03-08 Fremgangsmåde ved drift af en plasmaovn

Country Status (6)

Country Link
EP (2) EP0757972B1 (fr)
AT (2) ATE201863T1 (fr)
CA (2) CA2205529C (fr)
DE (2) DE69427412T2 (fr)
DK (1) DK0645584T3 (fr)
WO (1) WO1994020791A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6355904B1 (en) 1996-06-07 2002-03-12 Science Applications International Corporation Method and system for high-temperature waste treatment
CA2188357C (fr) * 1996-10-21 1999-09-07 Peter G. Tsantrizos gazification et vitrification de cendres par arc de plasma
JP3098733B2 (ja) * 1996-12-25 2000-10-16 株式会社神戸製鋼所 溶融処理装置
EP0959049A1 (fr) * 1998-05-22 1999-11-24 DBI DEUTSCHES BRENNSTOFFINSTITUT ROHSTOFF & ANLAGENTECHNIK GmbH Procédé et appareil de transformation thermique de déchets
FR2807912B1 (fr) * 2000-04-17 2003-06-27 Lasers Et Tech Avancees Bureau Procede et torche a plasma pour traiter une surface dans une cavite, et installation de remplissage bouchage s'y rapportant
CN103184403B (zh) * 2011-12-27 2016-12-07 鸿富锦精密工业（深圳）有限公司 等离子成膜装置
CN103589867B (zh) * 2013-11-20 2015-03-25 北京环宇冠川等离子技术有限公司 等离子体炬加热技术处理炼铁灰、泥和选矿尾砂的方法及装置
RU2667149C1 (ru) * 2017-12-06 2018-09-17 Акционерное Общество "Российский Концерн По Производству Электрической И Тепловой Энергии На Атомных Станциях" (Ао "Концерн Росэнергоатом") Установка для переработки радиоактивных отходов
RU2729301C1 (ru) * 2020-03-10 2020-08-05 Акционерное общество «Радиотехнические и Информационные Системы Воздушно-космической обороны (АО «РТИС ВКО») Утилизатор бытовых отходов
CN111453973A (zh) * 2020-05-08 2020-07-28 武汉美尔汀环保科技有限公司 一种电阻式熔融炉及起炉方法
DE102022211214A1 (de) 2022-10-21 2024-05-02 Thermal Processing Solutions GmbH Verfahren zum Schmelzen und Warmbehandeln von Feststoffen
DE102022211216A1 (de) 2022-10-21 2024-05-02 Technische Universität Bergakademie Freiberg, Körperschaft des öffentlichen Rechts Verfahren zum Schmelzen und Warmbehandeln von Feststoffen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2286323A (en) * 1940-01-11 1942-06-16 Corning Glass Works Apparatus and method for feeding and fabricating glass
US3372224A (en) * 1964-09-15 1968-03-05 Allegheny Ludlum Steel Control system for consumable electrode arc melting furnace to raise the electrode upon a power failure
GB1185742A (en) * 1967-04-18 1970-03-25 Qualitats Und Edelstahl Kom Ve Plasma Arc Smelting Units
GB1390351A (en) * 1971-02-16 1975-04-09 Tetronics Research Dev Co Ltd High temperature treatment of materials
JPS5044105A (fr) * 1973-08-22 1975-04-21
GB8321525D0 (en) * 1983-08-10 1983-09-14 Rockware Group Plc Glass articles
JPS6287707A (ja) * 1985-10-14 1987-04-22 Hitachi Zosen Corp ＮＯｘ抑制燃焼法
JPS63315819A (ja) * 1987-06-15 1988-12-23 Kubota Ltd 廃棄物溶融炉
DE3841918C1 (fr) * 1988-12-13 1990-04-12 Sorg Gmbh & Co Kg, 8770 Lohr, De
JPH0730893B2 (ja) * 1989-07-25 1995-04-10 荏原インフイルコ株式会社 焼却灰の溶融処理装置
JPH0785043B2 (ja) * 1991-04-08 1995-09-13 日本鋼管株式会社 タンディッシュ内溶鋼加熱用プラズマトーチの冷却水 漏水検出装置
DE4112162C1 (fr) * 1991-04-13 1992-07-30 Beteiligungen Sorg Gmbh & Co Kg, 8770 Lohr, De

Also Published As

Publication number Publication date
CA2205529C (fr) 2000-10-24
EP0757972A3 (fr) 1997-02-19
DE69427412D1 (de) 2001-07-12
CA2135204A1 (fr) 1994-09-15
EP0645584A4 (fr) 1995-07-19
DE69411835T2 (de) 1999-01-14
ATE168762T1 (de) 1998-08-15
DE69411835D1 (de) 1998-08-27
CA2135204C (fr) 2000-04-18
EP0757972A2 (fr) 1997-02-12
EP0645584A1 (fr) 1995-03-29
WO1994020791A1 (fr) 1994-09-15
DE69427412T2 (de) 2001-10-25
EP0757972B1 (fr) 2001-06-06
CA2205529A1 (fr) 1994-09-15
EP0645584B1 (fr) 1998-07-22
ATE201863T1 (de) 2001-06-15

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