JPS499343B1 - - Google Patents

Info

Publication number
JPS499343B1
JPS499343B1 JP43002063A JP206368A JPS499343B1 JP S499343 B1 JPS499343 B1 JP S499343B1 JP 43002063 A JP43002063 A JP 43002063A JP 206368 A JP206368 A JP 206368A JP S499343 B1 JPS499343 B1 JP S499343B1
Authority
JP
Japan
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.)
Pending
Application number
JP43002063A
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 filed Critical
Publication of JPS499343B1 publication Critical patent/JPS499343B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/27—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency
    • H02M5/272—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency for variable speed constant frequency systems
    • 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
    • H02H7/10—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 converters; for rectifiers
    • H02H7/12—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 converters; for rectifiers for static converters or rectifiers
    • H02H7/1216—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 converters; for rectifiers for static converters or rectifiers for AC-AC converters
    • 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
    • H02H7/10—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 converters; for rectifiers
    • H02H7/12—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 converters; for rectifiers for static converters or rectifiers
    • H02H7/125—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 converters; for rectifiers for static converters or rectifiers for rectifiers
    • H02H7/127—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 converters; for rectifiers for static converters or rectifiers for rectifiers having auxiliary control electrode to which blocking control voltages or currents are applied in case of emergency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Eletrric Generators (AREA)
  • Ac-Ac Conversion (AREA)
  • Rectifiers (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Control Of Electrical Variables (AREA)
  • Control Of Voltage And Current In General (AREA)
JP43002063A 1967-01-16 1968-01-16 Pending JPS499343B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US609405A US3419785A (en) 1967-01-16 1967-01-16 Power factor sensitive current limit

Publications (1)

Publication Number Publication Date
JPS499343B1 true JPS499343B1 (ja) 1974-03-04

Family

ID=24440671

Family Applications (1)

Application Number Title Priority Date Filing Date
JP43002063A Pending JPS499343B1 (ja) 1967-01-16 1968-01-16

Country Status (5)

Country Link
US (1) US3419785A (ja)
JP (1) JPS499343B1 (ja)
DE (1) DE1613786C3 (ja)
FR (1) FR1551524A (ja)
GB (1) GB1181591A (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1588510C3 (de) * 1967-12-15 1973-10-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Elektrische Schaltungsanordnung zur Erzeugung von drei oder mehrphasigen Wechselstromen
GB1309641A (en) * 1969-10-24 1973-03-14 Secr Defence Cycloconverters
US3679978A (en) * 1970-01-19 1972-07-25 George H Hopkins Jr Induced polarization system and method for geological investigation having a stable waveform
US3628123A (en) * 1970-03-11 1971-12-14 Westinghouse Electric Corp Apparatus for harmonic neutralization of inverters
US3609509A (en) * 1970-03-11 1971-09-28 Gen Electric Feedback control for cycloconverter
US3593106A (en) * 1970-03-11 1971-07-13 Gen Electric Cycloconverter with rectifier bank control for smooth switching between rectifier banks
US3663945A (en) * 1970-09-04 1972-05-16 Univ Oklahoma State Apparatus for providing ac electrical energy at a preselected frequency
US3707667A (en) * 1971-11-12 1972-12-26 Westinghouse Electric Corp Unity input displacement factor frequency changer
US3707666A (en) * 1971-11-12 1972-12-26 Westinghouse Electric Corp Unity input displacement factor frequency changer
US3707665A (en) * 1971-11-12 1972-12-26 Westinghouse Electric Corp Power frequency changer with controllable input displacement factor
US3777250A (en) * 1973-05-07 1973-12-04 Allis Chalmers Filter for replacing notches in electric waves
US3959719A (en) * 1975-04-30 1976-05-25 General Electric Corporation Static controller for power factor correction and adaptive filtering
US3959720A (en) * 1975-04-30 1976-05-25 General Electric Corporation Voltage control system for high frequency link cycloconverter
JPS5534854A (en) * 1978-09-04 1980-03-11 Hitachi Ltd Controlling method of secondary winding-exciting motor
US4280038A (en) * 1978-10-24 1981-07-21 Ajax Magnethermic Corporation Method and apparatus for inducting heating and melting furnaces to obtain constant power
US4225911A (en) * 1978-11-15 1980-09-30 General Electric Company Apparatus and method for reducing overvoltage transients on the outputs of a VSCF system
US4352156A (en) * 1981-08-14 1982-09-28 Westinghouse Electric Corp. AC to AC Power converter with a controllable power factor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2548577A (en) * 1949-12-30 1951-04-10 Gen Electric Fault-suppressing circuits
US3330998A (en) * 1964-07-31 1967-07-11 Allis Chaimers Mfg Company Controlled rectifier control means
US3351838A (en) * 1964-11-09 1967-11-07 North Electric Co Automatic battery charger using ramp function for error signal reference in scr control of multiphrase load

Also Published As

Publication number Publication date
DE1613786A1 (de) 1971-04-01
FR1551524A (ja) 1968-12-27
GB1181591A (en) 1970-02-18
DE1613786B2 (de) 1973-03-22
US3419785A (en) 1968-12-31
DE1613786C3 (de) 1973-10-04

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