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
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
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- 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)
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1055120B (de) * | 1958-02-15 | 1959-04-16 | Licentia Gmbh | Kapazitiver Spannungswandler |
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0
- NL NL257836D patent/NL257836A/xx unknown
- NL NL123022D patent/NL123022C/xx active
-
1957
- 1957-03-09 DE DE1957M0033510 patent/DE1055681B/de active Pending
-
1959
- 1959-11-25 CH CH8108759A patent/CH378414A/de unknown
-
1960
- 1960-11-10 DE DE19601269719 patent/DE1269719B/de active Pending
- 1960-11-22 GB GB4007860A patent/GB928923A/en not_active Expired
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) |