CA962333A - Control circuit for electrical apparatus using electrical analog of thermal system - Google Patents

Control circuit for electrical apparatus using electrical analog of thermal system

Info

Publication number
CA962333A
CA962333A CA155,044A CA155044A CA962333A CA 962333 A CA962333 A CA 962333A CA 155044 A CA155044 A CA 155044A CA 962333 A CA962333 A CA 962333A
Authority
CA
Canada
Prior art keywords
electrical
control circuit
thermal system
analog
electrical apparatus
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
CA155,044A
Other versions
CA155044S (en
Inventor
David R. Boothman
David W. Nutt
Everett C. Elgar
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 Canada Co
Original Assignee
Canadian General Electric Co Ltd
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 Canadian General Electric Co Ltd filed Critical Canadian General Electric Co Ltd
Priority to CA155,044A priority Critical patent/CA962333A/en
Priority to JP11108573A priority patent/JPS5246786B2/ja
Priority to GB4783373A priority patent/GB1452612A/en
Priority to FR7338351A priority patent/FR2204836A1/fr
Priority to DE19732353815 priority patent/DE2353815A1/en
Application granted granted Critical
Publication of CA962333A publication Critical patent/CA962333A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H6/00—Emergency protective circuit arrangements responsive to undesired changes from normal non-electric working conditions using simulators of the apparatus being protected, e.g. using thermal images
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
    • G06G7/56—Analogue computers for specific processes, systems or devices, e.g. simulators for heat flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Power Conversion In General (AREA)
  • Protection Of Transformers (AREA)
CA155,044A 1972-10-26 1972-10-26 Control circuit for electrical apparatus using electrical analog of thermal system Expired CA962333A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CA155,044A CA962333A (en) 1972-10-26 1972-10-26 Control circuit for electrical apparatus using electrical analog of thermal system
JP11108573A JPS5246786B2 (en) 1972-10-26 1973-10-04
GB4783373A GB1452612A (en) 1972-10-26 1973-10-12 Circuit for electrical apparatus using electrical analogue of thermal system
FR7338351A FR2204836A1 (en) 1972-10-26 1973-10-26
DE19732353815 DE2353815A1 (en) 1972-10-26 1973-10-26 ELECTRICAL CIRCUIT FOR REALIZING THE THERMAL CONDITIONS IN AN ELECTRICAL EQUIPMENT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA155,044A CA962333A (en) 1972-10-26 1972-10-26 Control circuit for electrical apparatus using electrical analog of thermal system

Publications (1)

Publication Number Publication Date
CA962333A true CA962333A (en) 1975-02-04

Family

ID=4094823

Family Applications (1)

Application Number Title Priority Date Filing Date
CA155,044A Expired CA962333A (en) 1972-10-26 1972-10-26 Control circuit for electrical apparatus using electrical analog of thermal system

Country Status (5)

Country Link
JP (1) JPS5246786B2 (en)
CA (1) CA962333A (en)
DE (1) DE2353815A1 (en)
FR (1) FR2204836A1 (en)
GB (1) GB1452612A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4470092A (en) * 1982-09-27 1984-09-04 Allen-Bradley Company Programmable motor protector

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1193317A (en) * 1982-05-07 1985-09-10 Canadian General Electric Company Limited Thermal model for electrical apparatus
JPS5958343U (en) * 1982-10-12 1984-04-16 株式会社神戸製鋼所 Clamp jig for steel pipe leak tester

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4470092A (en) * 1982-09-27 1984-09-04 Allen-Bradley Company Programmable motor protector

Also Published As

Publication number Publication date
GB1452612A (en) 1976-10-13
JPS5246786B2 (en) 1977-11-28
JPS4980949A (en) 1974-08-05
FR2204836A1 (en) 1974-05-24
DE2353815A1 (en) 1974-05-09

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