NL257836A - - Google Patents

Info

Publication number
NL257836A
NL257836A NL257836DA NL257836A NL 257836 A NL257836 A NL 257836A NL 257836D A NL257836D A NL 257836DA NL 257836 A NL257836 A NL 257836A
Authority
NL
Netherlands
Application number
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.)
Publication of NL257836A publication Critical patent/NL257836A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/04Voltage dividers
    • G01R15/06Voltage dividers having reactive components, e.g. capacitive transformer
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/34Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/341Preventing or reducing no-load losses or reactive currents
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/42Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
    • H01F27/422Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers
    • H01F27/425Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers for voltage transformers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20Instruments transformers
    • H01F38/22Instruments transformers for single phase ac
    • H01F38/24Voltage transformers
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00Emergency 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
    • H02H7/04Emergency 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
    • H02H7/05Emergency 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/005Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions
    • H02H9/007Emergency 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)
NL257836D 1959-11-25 NL257836A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH8108759A CH378414A (de) 1959-11-25 1959-11-25 Schaltanordnung zur Vermeidung von Kippschwingungen bei kapazitiven Spannungswandlern

Publications (1)

Publication Number Publication Date
NL257836A true NL257836A (de)

Family

ID=4538493

Family Applications (2)

Application Number Title Priority Date Filing Date
NL257836D NL257836A (de) 1959-11-25
NL123022D NL123022C (de) 1959-11-25

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL123022D NL123022C (de) 1959-11-25

Country Status (4)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1257262B (de) * 1965-04-05 1967-12-28 Siemens Ag Schaltungsanordnung zur Daempfung von Kippschwingungen
DE1265836B (de) * 1965-04-20 1968-04-11 Siemens Ag Schaltungsanordnung zur Daempfung von Kippschwingungen
US3517263A (en) * 1966-05-31 1970-06-23 Nissin Electric Co Ltd Capacitor voltage transeormer
DE1763658B1 (de) * 1968-07-11 1971-11-11 Licentia Gmbh Anordnung zur daempfung von kippschwingungen im mittel spannungskreis von kapazitiven spannungswandlern
CA1014615A (en) * 1972-11-09 1977-07-26 Howard R. Lucas Protective system for a capacitor voltage transformer
DE2614780C2 (de) * 1976-04-06 1983-12-01 Robert Bosch Gmbh, 7000 Stuttgart Zündanlage mit einer Vorrichtung zur Zündspannungsbegrenzung
FR2534411A1 (fr) * 1982-10-11 1984-04-13 Bouchaut Georges Transformateur statique par condensateur 50 hertz primaire 220 volts
JPH0576136A (ja) * 1991-09-13 1993-03-26 Hitachi Ltd 電力供給系統
EP2620959A1 (de) * 2012-01-26 2013-07-31 Eaton Industries (Netherlands) B.V. Spannungswandler für Messzwecke

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1055120B (de) * 1958-02-15 1959-04-16 Licentia Gmbh Kapazitiver Spannungswandler

Also Published As

Publication number Publication date
DE1269719B (de) 1968-06-06
DE1055681B (de) 1959-04-23
GB928923A (en) 1963-06-19
CH378414A (de) 1964-06-15
NL123022C (de)

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