GB1386854A - System for controlling an electric output with reduced recovery time - Google Patents

System for controlling an electric output with reduced recovery time

Info

Publication number
GB1386854A
GB1386854A GB1504772A GB1504772A GB1386854A GB 1386854 A GB1386854 A GB 1386854A GB 1504772 A GB1504772 A GB 1504772A GB 1504772 A GB1504772 A GB 1504772A GB 1386854 A GB1386854 A GB 1386854A
Authority
GB
United Kingdom
Prior art keywords
output
control
control means
controlled
winding
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
GB1504772A
Other languages
English (en)
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1386854A publication Critical patent/GB1386854A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
    • H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
    • H02P9/26—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices
    • H02P9/30—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Control Of Eletrric Generators (AREA)
  • Feedback Control In General (AREA)
GB1504772A 1971-03-31 1972-03-30 System for controlling an electric output with reduced recovery time Expired GB1386854A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1875271A JPS5234742B1 (es) 1971-03-31 1971-03-31

Publications (1)

Publication Number Publication Date
GB1386854A true GB1386854A (en) 1975-03-12

Family

ID=11980368

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1504772A Expired GB1386854A (en) 1971-03-31 1972-03-30 System for controlling an electric output with reduced recovery time

Country Status (5)

Country Link
JP (1) JPS5234742B1 (es)
CA (1) CA992607A (es)
DE (1) DE2214969A1 (es)
FR (1) FR2132276B1 (es)
GB (1) GB1386854A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3049348C2 (de) * 1980-12-29 1985-10-31 Kraftwerk Union AG, 4330 Mülheim Elektrohydraulischer Stellantrieb für Turbinenventile

Also Published As

Publication number Publication date
DE2214969A1 (de) 1972-10-12
FR2132276A1 (es) 1972-11-17
JPS5234742B1 (es) 1977-09-05
CA992607A (en) 1976-07-06
FR2132276B1 (es) 1976-08-06

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Legal Events

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