CH586475A5 - - Google Patents

Info

Publication number
CH586475A5
CH586475A5 CH844775A CH844775A CH586475A5 CH 586475 A5 CH586475 A5 CH 586475A5 CH 844775 A CH844775 A CH 844775A CH 844775 A CH844775 A CH 844775A CH 586475 A5 CH586475 A5 CH 586475A5
Authority
CH
Switzerland
Application number
CH844775A
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH844775A priority Critical patent/CH586475A5/xx
Priority to DE19752531354 priority patent/DE2531354C2/de
Priority to SE7607362A priority patent/SE411648B/xx
Publication of CH586475A5 publication Critical patent/CH586475A5/xx

Links

Classifications

    • 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
    • H02H7/0805—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 for synchronous motors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Eletrric Generators (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Synchronous Machinery (AREA)
CH844775A 1975-06-30 1975-06-30 CH586475A5 (US06724976-20040420-M00002.png)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH844775A CH586475A5 (US06724976-20040420-M00002.png) 1975-06-30 1975-06-30
DE19752531354 DE2531354C2 (de) 1975-06-30 1975-07-14 Einrichtung zur Überwachung der Stabilität und des Synchronismus einer Synchronmaschine
SE7607362A SE411648B (sv) 1975-06-30 1976-06-28 Overvakningsanordning for en synkronmaskin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH844775A CH586475A5 (US06724976-20040420-M00002.png) 1975-06-30 1975-06-30

Publications (1)

Publication Number Publication Date
CH586475A5 true CH586475A5 (US06724976-20040420-M00002.png) 1977-03-31

Family

ID=4340497

Family Applications (1)

Application Number Title Priority Date Filing Date
CH844775A CH586475A5 (US06724976-20040420-M00002.png) 1975-06-30 1975-06-30

Country Status (3)

Country Link
CH (1) CH586475A5 (US06724976-20040420-M00002.png)
DE (1) DE2531354C2 (US06724976-20040420-M00002.png)
SE (1) SE411648B (US06724976-20040420-M00002.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1142587A (en) * 1979-02-27 1983-03-08 Tadashi Naito System for predicting desynchronization of a synchronous machine
DE3003709A1 (de) * 1980-02-01 1981-08-06 Siemens AG, 1000 Berlin und 8000 München Messeinrichtung zur erfassung der pollage und des schlupfes einer synchronmaschine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1349133A (fr) * 1962-02-15 1964-01-17 Westinghouse Electric Corp Système de mesure de facteur de puissance

Also Published As

Publication number Publication date
SE411648B (sv) 1980-01-21
DE2531354C2 (de) 1983-08-11
SE7607362L (sv) 1976-12-31
DE2531354A1 (de) 1977-01-20

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Legal Events

Date Code Title Description
PL Patent ceased