FR2424884A1 - Dispositif de commande de puissance pour un four de fusion du verre - Google Patents

Dispositif de commande de puissance pour un four de fusion du verre

Info

Publication number
FR2424884A1
FR2424884A1 FR7911012A FR7911012A FR2424884A1 FR 2424884 A1 FR2424884 A1 FR 2424884A1 FR 7911012 A FR7911012 A FR 7911012A FR 7911012 A FR7911012 A FR 7911012A FR 2424884 A1 FR2424884 A1 FR 2424884A1
Authority
FR
France
Prior art keywords
glass melting
control device
power control
glass
melting oven
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.)
Pending
Application number
FR7911012A
Other languages
English (en)
Inventor
Kenneth Steven Hrycik
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.)
General Electric Co
Original Assignee
General Electric 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
Application filed by General Electric Co filed Critical General Electric Co
Publication of FR2424884A1 publication Critical patent/FR2424884A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/0019—Circuit arrangements
    • H05B3/0023—Circuit arrangements for heating by passing the current directly across the material to be heated
    • 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
    • C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance 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
    • C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
    • C03B5/03—Tank furnaces
    • C03B5/031—Cold top tank furnaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Resistance Heating (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Control Of Resistance Heating (AREA)

Abstract

L'INVENTION CONCERNE LES FOURS ELECTRIQUES UTILISES POUR LA FUSION DU VERRE. UN FOUR DE FUSION DE VERRE COMPORTE NOTAMMENT DES JEUX D'ELECTRODES SUPERIEUR, INTERMEDIAIRE ET INFERIEUR, 28, 30 ET 32, QUI SONT ALIMENTES EN TRIPHASE POUR FAIRE FONDRE LA CHARGE DE VERRE. LE DISPOSITIF DE COMMANDE DE PUISSANCE FAIT VARIER EN SENS INVERSE LES PUISSANCES APPLIQUEES AU JEU D'ELECTRODES SUPERIEUR ET AU JEU D'ELECTRODES INTERMEDIAIRE, EN MAINTENANT UN RAPPORT CONSTANT ENTRE LES PUISSANCES APPLIQUEES AUX JEUX D'ELECTRODES INTERMEDIAIRE ET INFERIEUR. APPLICATION A L'INDUSTRIE DU VERRE.
FR7911012A 1978-05-01 1979-05-02 Dispositif de commande de puissance pour un four de fusion du verre Pending FR2424884A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/901,318 US4149022A (en) 1978-05-01 1978-05-01 Power control system for electrically melting glass

Publications (1)

Publication Number Publication Date
FR2424884A1 true FR2424884A1 (fr) 1979-11-30

Family

ID=25413929

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7911012A Pending FR2424884A1 (fr) 1978-05-01 1979-05-02 Dispositif de commande de puissance pour un four de fusion du verre

Country Status (5)

Country Link
US (1) US4149022A (fr)
JP (1) JPS54144417A (fr)
DE (1) DE2917386A1 (fr)
FR (1) FR2424884A1 (fr)
GB (1) GB2024543A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4222554A (en) * 1978-12-06 1980-09-16 Upton Industries, Inc. Electric salt bath furnace
US5051121A (en) * 1990-05-30 1991-09-24 Ppg Industries, Inc. Segmented bushing temperature controller and method for using same
US5071459A (en) * 1990-05-30 1991-12-10 Ppg Industries, Inc. Bushing balance controller for multiple segment bushings
DE10016872C1 (de) 2000-04-05 2001-10-31 Schott Glas Vorrichtung zum Herstellen einer Glasschmelze
WO2007053617A2 (fr) * 2005-10-31 2007-05-10 Ppg Industries Ohio, Inc. Procedes et systemes de regulation de la temperature d'une douille
DE102008038283B4 (de) 2008-08-18 2012-03-15 Schott Ag Vorrichtung zur Herstellung einer Glasschmelze aus einem Gemenge und Verfahren zur Herstellung eines Glaskörpers
CN104370436A (zh) * 2013-08-12 2015-02-25 苏州维艾普新材料股份有限公司 一种离心玻璃棉全电窑炉
US11613487B2 (en) * 2017-09-13 2023-03-28 Nippon Electric Glass Co., Ltd. Method for producing glass article
US12091351B2 (en) * 2018-09-28 2024-09-17 Corning Incorporated Apparatus and method for mitigating electrochemical attack of precious metal components in a glass making process

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR880618A (fr) * 1940-02-19 1943-03-31 Detag Four vertical à courant triphasé pour la fusion du verre
FR2005755A1 (fr) * 1968-04-08 1969-12-19 Corning Glass Works
FR2113054A5 (fr) * 1970-10-22 1972-06-23 Corning Glass Works
FR2121561A1 (fr) * 1968-02-26 1972-08-25 Sorg Nikolaus Ingbuero
FR2198618A5 (fr) * 1972-08-28 1974-03-29 Corning Glass Works
US4143232A (en) * 1976-11-01 1979-03-06 Corning Glass Works Furnace having different electrode immersions to control convection currents, the shape, elevation and stability of the fusion zone
FR2423453A1 (fr) * 1978-04-18 1979-11-16 Corning Glass Works Four a hauteurs differentes d'immersion d'electrodes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2773111A (en) * 1948-01-23 1956-12-04 Saint Gobain Method and apparatus for manufacturing glass
JPS4925170A (fr) * 1972-06-28 1974-03-06
JPS4953209A (fr) * 1973-07-06 1974-05-23
JPS5154605A (ja) * 1974-11-07 1976-05-13 Tokyo Shibaura Electric Co Garasudenkyojuro
JPS5224587U (fr) * 1975-08-09 1977-02-21
JPS5354217A (en) * 1976-10-28 1978-05-17 Asahi Glass Co Ltd Electric melting process of glass and melting furnace
JPS54143416A (en) * 1978-04-28 1979-11-08 Corning Glass Works Electric melting tank apparatus

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR880618A (fr) * 1940-02-19 1943-03-31 Detag Four vertical à courant triphasé pour la fusion du verre
FR2121561A1 (fr) * 1968-02-26 1972-08-25 Sorg Nikolaus Ingbuero
FR2265693A1 (fr) * 1968-02-26 1975-10-24 Corning Glass Works
FR2005755A1 (fr) * 1968-04-08 1969-12-19 Corning Glass Works
FR2113054A5 (fr) * 1970-10-22 1972-06-23 Corning Glass Works
FR2198618A5 (fr) * 1972-08-28 1974-03-29 Corning Glass Works
US4143232A (en) * 1976-11-01 1979-03-06 Corning Glass Works Furnace having different electrode immersions to control convection currents, the shape, elevation and stability of the fusion zone
FR2423453A1 (fr) * 1978-04-18 1979-11-16 Corning Glass Works Four a hauteurs differentes d'immersion d'electrodes

Also Published As

Publication number Publication date
JPS54144417A (en) 1979-11-10
US4149022A (en) 1979-04-10
DE2917386A1 (de) 1979-11-08
GB2024543A (en) 1980-01-09

Similar Documents

Publication Publication Date Title
DE2967455D1 (en) Electric arc furnace electrodes
EP0052265A3 (en) Direct current power source
FR2424884A1 (fr) Dispositif de commande de puissance pour un four de fusion du verre
AU4198885A (en) Iron free self baking electrode for use in an electric furnace
GB2087699B (en) Graphite electrode for use in an electric furnace
GB2112022B (en) Method and device for treating and refining liquid metal alloys by direct current electric arc heating
GB2121659B (en) Electric arc furnace electrodes
AU557005B2 (en) Process of making steel by melting sponge iron in an electric arc furnace
NO162940C (no) Gjennomfoering for elektroder i et ovntak i en elektrolysbue- eller reduksjonsovn.
DE3271455D1 (en) Apparatus for sealing electrodes in electric arc furnaces
GB2114408B (en) Apparatus for sealing electrodes in electric arc furnaces
ES509829A0 (es) "disposicion de electrodos y conductores de un horno de arco electrico trifasico".
JPS5761284A (en) Electrode holder assembly in electric refining furnace
GB2118290B (en) Electric torch
AU557604B2 (en) Production of liquid iron in electric furnace
GB2088904B (en) Melting sponge iron in the arc furnace
IT1135092B (it) Procedimento di comando della corrente elettrica di saldatura per la saldatura a punti,e dispositivo per l'impiego di detto procedimento
GR65537B (en) Method for the achievement of controlling thermonuclear melting in one mass for electric current use
JPS56145688A (en) Electric power control device for induction furnace
ES511724A0 (es) "perfeccionamientos en la fabricacion de electrodos para hornos de arco electrico".
GB2131501B (en) Fume seal for an electric arc furnace and method of using the same
PH18662A (en) Improved electric arc furnace operation
PL250821A2 (en) Method of controlling the course of graphitization process in acheson's electric resitance furnace
YU183681A (en) Device for supplying the electrode at electric arc welding
JPS5314143A (en) Control method of welding electric power