CH378414A - Switching arrangement to avoid relaxation oscillations in capacitive voltage converters - Google Patents

Switching arrangement to avoid relaxation oscillations in capacitive voltage converters

Info

Publication number
CH378414A
CH378414A CH8108759A CH8108759A CH378414A CH 378414 A CH378414 A CH 378414A CH 8108759 A CH8108759 A CH 8108759A CH 8108759 A CH8108759 A CH 8108759A CH 378414 A CH378414 A CH 378414A
Authority
CH
Switzerland
Prior art keywords
switching arrangement
voltage converters
capacitive voltage
relaxation oscillations
avoid relaxation
Prior art date
Application number
CH8108759A
Other languages
German (de)
Inventor
Math Gertsch Georges-Albe Dipl
Original Assignee
Micafil 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
Priority to NL123022D priority Critical patent/NL123022C/xx
Priority to NL257836D priority patent/NL257836A/xx
Priority to DE1957M0033510 priority patent/DE1055681B/en
Application filed by Micafil Ag filed Critical Micafil Ag
Priority to CH8108759A priority patent/CH378414A/en
Priority to DE19601269719 priority patent/DE1269719B/en
Priority to GB4007860A priority patent/GB928923A/en
Priority to FR845013A priority patent/FR78740E/en
Publication of CH378414A publication Critical patent/CH378414A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/04—Voltage dividers
    • G01R15/06—Voltage dividers having reactive components, e.g. capacitive transformer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/341—Preventing or reducing no-load losses or reactive currents
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
    • H01F27/422—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers
    • H01F27/425—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers for voltage transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/24—Voltage transformers
    • 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
    • H02H7/04—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 transformers
    • H02H7/05—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 transformers for capacitive voltage transformers, e.g. against resonant conditions
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions
    • H02H9/007—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions avoiding or damping oscillations, e.g. fenoresonance or travelling waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Dc-Dc Converters (AREA)
CH8108759A 1959-11-25 1959-11-25 Switching arrangement to avoid relaxation oscillations in capacitive voltage converters CH378414A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL123022D NL123022C (en) 1959-11-25
NL257836D NL257836A (en) 1959-11-25
DE1957M0033510 DE1055681B (en) 1959-11-25 1957-03-09 Switching arrangement to avoid relaxation oscillations in capacitive voltage converters
CH8108759A CH378414A (en) 1959-11-25 1959-11-25 Switching arrangement to avoid relaxation oscillations in capacitive voltage converters
DE19601269719 DE1269719B (en) 1959-11-25 1960-11-10 Capacitive voltage converter with a protection device against stall oscillations, especially for network protection purposes
GB4007860A GB928923A (en) 1959-11-25 1960-11-22 Circuit arrangement for preventing sawtooth oscillations in capacitive potential transformers
FR845013A FR78740E (en) 1959-11-25 1960-11-25 Arrangement for preventing relaxation oscillations in capacitive voltage divider potential transformers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH8108759A CH378414A (en) 1959-11-25 1959-11-25 Switching arrangement to avoid relaxation oscillations in capacitive voltage converters

Publications (1)

Publication Number Publication Date
CH378414A true CH378414A (en) 1964-06-15

Family

ID=4538493

Family Applications (1)

Application Number Title Priority Date Filing Date
CH8108759A CH378414A (en) 1959-11-25 1959-11-25 Switching arrangement to avoid relaxation oscillations in capacitive voltage converters

Country Status (4)

Country Link
CH (1) CH378414A (en)
DE (2) DE1055681B (en)
GB (1) GB928923A (en)
NL (2) NL123022C (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1257262B (en) * 1965-04-05 1967-12-28 Siemens Ag Circuit arrangement for damping breakdown vibrations
DE1265836B (en) * 1965-04-20 1968-04-11 Siemens Ag Circuit arrangement for damping breakdown vibrations
US3517263A (en) * 1966-05-31 1970-06-23 Nissin Electric Co Ltd Capacitor voltage transeormer
DE1763658B1 (en) * 1968-07-11 1971-11-11 Licentia Gmbh ARRANGEMENT FOR DAMPING TIPPING VIBRATIONS IN THE MEDIUM VOLTAGE CIRCUIT OF CAPACITIVE VOLTAGE CONVERTERS
CA1014615A (en) * 1972-11-09 1977-07-26 Howard R. Lucas Protective system for a capacitor voltage transformer
DE2614780C2 (en) * 1976-04-06 1983-12-01 Robert Bosch Gmbh, 7000 Stuttgart Ignition system with a device for limiting the ignition voltage
FR2534411A1 (en) * 1982-10-11 1984-04-13 Bouchaut Georges Static transformer by 220-volt primary 50 hertz capacitor.
JPH0576136A (en) * 1991-09-13 1993-03-26 Hitachi Ltd Power supply system
EP2620959A1 (en) * 2012-01-26 2013-07-31 Eaton Industries (Netherlands) B.V. Voltage measuring transformer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1055120B (en) * 1958-02-15 1959-04-16 Licentia Gmbh Capacitive voltage converter

Also Published As

Publication number Publication date
NL123022C (en)
GB928923A (en) 1963-06-19
DE1269719B (en) 1968-06-06
NL257836A (en)
DE1055681B (en) 1959-04-23

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