GB2120877B - Thermal imaging of electric motors - Google Patents

Thermal imaging of electric motors

Info

Publication number
GB2120877B
GB2120877B GB08313988A GB8313988A GB2120877B GB 2120877 B GB2120877 B GB 2120877B GB 08313988 A GB08313988 A GB 08313988A GB 8313988 A GB8313988 A GB 8313988A GB 2120877 B GB2120877 B GB 2120877B
Authority
GB
United Kingdom
Prior art keywords
electric motors
thermal imaging
imaging
thermal
motors
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
GB08313988A
Other versions
GB8313988D0 (en
GB2120877A (en
Inventor
Hubert Rollecke
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.)
ABB Training Center GmbH and Co KG
Original Assignee
Hartmann and Braun AG
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 Hartmann and Braun AG filed Critical Hartmann and Braun AG
Publication of GB8313988D0 publication Critical patent/GB8313988D0/en
Publication of GB2120877A publication Critical patent/GB2120877A/en
Application granted granted Critical
Publication of GB2120877B publication Critical patent/GB2120877B/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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/0816—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors concerning the starting sequence, e.g. limiting the number of starts per time unit, monitoring speed during starting
GB08313988A 1982-05-21 1983-05-20 Thermal imaging of electric motors Expired GB2120877B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823219199 DE3219199A1 (en) 1982-05-21 1982-05-21 CIRCUIT ARRANGEMENT FOR MONITORING THE HEATING OF ELECTRICALLY OPERATED MOTORS

Publications (3)

Publication Number Publication Date
GB8313988D0 GB8313988D0 (en) 1983-06-29
GB2120877A GB2120877A (en) 1983-12-07
GB2120877B true GB2120877B (en) 1985-09-11

Family

ID=6164225

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08313988A Expired GB2120877B (en) 1982-05-21 1983-05-20 Thermal imaging of electric motors

Country Status (4)

Country Link
CH (1) CH658953A5 (en)
DE (1) DE3219199A1 (en)
GB (1) GB2120877B (en)
SE (1) SE451783B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4401447A1 (en) * 1994-01-19 1995-07-27 Rhebau Rheinische Beton Und Ba Protection circuit for pump motors
US6294888B1 (en) * 1999-03-12 2001-09-25 Eaton Corporation Frequent start protection and economizer control for a motor starter
US6297607B1 (en) * 1999-03-12 2001-10-02 Eaton Corporation Thermal compensation control for a motor starter
FR2958339B1 (en) 2010-03-30 2012-11-23 Valeo Equip Electr Moteur METHOD FOR CONTROLLING THE RESTART FUNCTION OF A SYSTEM FOR AUTOMATIC STARTING / STOPPING OF A THERMAL MOTOR OF A VEHICLE, AND CORRESPONDING SYSTEM
GB201020258D0 (en) * 2010-11-30 2011-01-12 B D G El S P A Motor control systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH540587A (en) * 1972-08-22 1973-08-15 Sprecher & Schuh Ag Circuit arrangement that represents a thermal image of electrical equipment that is dependent on electrical losses
US3942074A (en) * 1974-09-27 1976-03-02 General Electric Company Static overcurrent relay
CH623431A5 (en) * 1978-02-03 1981-05-29 Sprecher & Schuh Ag Circuit for simulating the heat budget of an electrical apparatus or machine

Also Published As

Publication number Publication date
DE3219199A1 (en) 1983-11-24
GB8313988D0 (en) 1983-06-29
SE8302829D0 (en) 1983-05-19
DE3219199C2 (en) 1987-04-16
GB2120877A (en) 1983-12-07
SE451783B (en) 1987-10-26
CH658953A5 (en) 1986-12-15
SE8302829L (en) 1983-11-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920520