CA1024598A - Method of and apparatus for monitoring for incipient electrode failure in the joule effect heating of heat softenable material - Google Patents

Method of and apparatus for monitoring for incipient electrode failure in the joule effect heating of heat softenable material

Info

Publication number
CA1024598A
CA1024598A CA236,583A CA236583A CA1024598A CA 1024598 A CA1024598 A CA 1024598A CA 236583 A CA236583 A CA 236583A CA 1024598 A CA1024598 A CA 1024598A
Authority
CA
Canada
Prior art keywords
incipient
monitoring
joule effect
effect heating
softenable material
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
Application number
CA236,583A
Other languages
French (fr)
Inventor
Eugene C. Varrasso
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.)
Owens Corning
Original Assignee
Owens Corning Fiberglas Corp
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 Owens Corning Fiberglas Corp filed Critical Owens Corning Fiberglas Corp
Application granted granted Critical
Publication of CA1024598A publication Critical patent/CA1024598A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • G05D23/2401—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor using a heating element as a sensing element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Furnace Details (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
CA236,583A 1974-10-15 1975-09-29 Method of and apparatus for monitoring for incipient electrode failure in the joule effect heating of heat softenable material Expired CA1024598A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51454974A 1974-10-15 1974-10-15

Publications (1)

Publication Number Publication Date
CA1024598A true CA1024598A (en) 1978-01-17

Family

ID=24047680

Family Applications (1)

Application Number Title Priority Date Filing Date
CA236,583A Expired CA1024598A (en) 1974-10-15 1975-09-29 Method of and apparatus for monitoring for incipient electrode failure in the joule effect heating of heat softenable material

Country Status (11)

Country Link
JP (1) JPS5917051B2 (en)
AU (1) AU501033B2 (en)
BE (1) BE834497A (en)
BR (1) BR7506656A (en)
CA (1) CA1024598A (en)
DE (1) DE2545532A1 (en)
FI (1) FI66257C (en)
FR (1) FR2288064A1 (en)
GB (1) GB1527082A (en)
IT (1) IT1043337B (en)
SE (1) SE7511463L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59128221A (en) * 1983-01-11 1984-07-24 Yokohamashi Electric melting apparatus
DE19835622A1 (en) * 1998-08-06 2000-02-10 Bsh Bosch Siemens Hausgeraete Home appliance
WO2012132474A1 (en) * 2011-03-31 2012-10-04 ＡｖａｎＳｔｒａｔｅ株式会社 Glass substrate production method
JP5668066B2 (en) * 2011-03-31 2015-02-12 ＡｖａｎＳｔｒａｔｅ株式会社 Manufacturing method of glass substrate
GB2512042A (en) * 2012-12-31 2014-09-24 Continental Automotive Systems Resistance determination with increased sensitivity for temperature control of heated automotive component
GB2512041A (en) * 2012-12-31 2014-09-24 Continental Automotive Systems Resistance determination for temperature control of heated automotive components
JP6015828B2 (en) * 2015-08-13 2016-10-26 日本電気硝子株式会社 Heating element inspection method and inspection apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE554543A (en) *
DE1671439A1 (en) * 1965-11-11 1971-09-30 Knapsack Ag Arrangement for measuring the current on the individual electrodes of electrolytic cells
FR1537495A (en) * 1967-09-21 1968-08-23 Electric resistance furnaces incorporating current control means
GB1210432A (en) * 1968-02-20 1970-10-28 Quicfit & Quartz Ltd Improvements in and relating to electronic circuits for temperature control
US3681758A (en) * 1970-04-29 1972-08-01 Northrop Corp Data acquisition unit with memory
US3636227A (en) * 1970-10-22 1972-01-18 Corning Glass Works Control systems

Also Published As

Publication number Publication date
DE2545532A1 (en) 1976-04-22
BR7506656A (en) 1976-08-31
JPS5165441A (en) 1976-06-07
FR2288064A1 (en) 1976-05-14
FI66257B (en) 1984-05-31
JPS5917051B2 (en) 1984-04-19
AU501033B2 (en) 1979-06-07
FI66257C (en) 1984-09-10
GB1527082A (en) 1978-10-04
AU8544875A (en) 1977-04-07
IT1043337B (en) 1980-02-20
FR2288064B1 (en) 1982-07-23
SE7511463L (en) 1976-04-15
FI752853A (en) 1976-04-16
BE834497A (en) 1976-02-02

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