FR2290069B1 - - Google Patents
Info
- Publication number
- FR2290069B1 FR2290069B1 FR7532765A FR7532765A FR2290069B1 FR 2290069 B1 FR2290069 B1 FR 2290069B1 FR 7532765 A FR7532765 A FR 7532765A FR 7532765 A FR7532765 A FR 7532765A FR 2290069 B1 FR2290069 B1 FR 2290069B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/36—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points of different systems, e.g. of parallel feeder 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
- H02H7/16—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 capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Protection Of Static Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742451353 DE2451353C2 (de) | 1974-10-29 | 1974-10-29 | Schutzschaltungsanordnung für einen Hochspannungskondensatorblock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2290069A1 FR2290069A1 (fr) | 1976-05-28 |
| FR2290069B1 true FR2290069B1 (US06174465-20010116-C00003.png) | 1979-06-29 |
Family
ID=5929488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7532765A Granted FR2290069A1 (fr) | 1974-10-29 | 1975-10-27 | Circuit de protection pour un bloc de condensateurs haute tension |
Country Status (7)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2929757A1 (de) * | 1979-07-23 | 1981-02-12 | Siemens Ag | Filtereingangsschutz |
| DE2930034A1 (de) * | 1979-07-24 | 1981-02-12 | Siemens Ag | Ueberwachungseinrichtung fuer die kondensatorbatterie eines gleichstromfilterkreises |
| US4330777A (en) * | 1980-11-05 | 1982-05-18 | The United States Of America As Represented By The United States Department Of Energy | Device for detecting imminent failure of high-dielectric stress capacitors |
| EP0161403B1 (en) * | 1981-12-29 | 1987-11-11 | Mitsubishi Denki Kabushiki Kaisha | Protective relay for a power system |
| JPS5996824A (ja) * | 1982-11-19 | 1984-06-04 | 三菱電機株式会社 | 母線保護継電器 |
| US4903160A (en) * | 1985-02-25 | 1990-02-20 | Westinghouse Electric Corp. | Sudden, pressure relay supervisory apparatus |
| ATE98024T1 (de) * | 1988-06-29 | 1993-12-15 | Siemens Ag | Einrichtung zum erfassen von inneren fehlern bei einer hochspannungskondensatorbatterie. |
| US5506457A (en) * | 1995-04-07 | 1996-04-09 | International Business Machines Corporation | Electronic switch for decoupling capacitor |
| SE517539C2 (sv) * | 2000-12-01 | 2002-06-18 | Abb Ab | Skyddsutrustning, förfarande och strömmätdon för en seriekondensatoranläggning |
| WO2008072226A2 (en) * | 2006-12-11 | 2008-06-19 | Electrical Grid Monitoring Ltd. | Fault prediction in electric transmission networks |
| US20080157783A1 (en) * | 2007-01-01 | 2008-07-03 | Maxwell Technologies, Inc. | Apparatus and method for monitoring high voltage capacitors |
| WO2011158361A1 (ja) * | 2010-06-17 | 2011-12-22 | 三菱電機株式会社 | 容量性負荷装置および容量性負荷装置の異常検出方法 |
| ES2776141T3 (es) * | 2012-05-22 | 2020-07-29 | Alstom Transp Tech | Circuito de fuente de alimentación para una fuente de energía a bordo o dispositivo de almacenamiento y particularmente para unidad de almacenamiento de supercondensador |
| CN105006803B (zh) * | 2015-07-28 | 2017-08-25 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 基于高压侧电流有效值的交流滤波器差动保护方法 |
| EP4215924A1 (en) | 2022-01-25 | 2023-07-26 | Wiferion GmbH | Determining an alternating electrical current of a resonant circuitry arrangement |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3319120A (en) * | 1963-06-06 | 1967-05-09 | Asea Ab | Protection means for single-phase capacitor bank |
| SE329664B (US06174465-20010116-C00003.png) * | 1966-03-21 | 1970-10-19 | Asea Ab | |
| GB1169706A (en) * | 1966-09-29 | 1969-11-05 | English Electric Co Ltd | An Electrical Fault Detector |
| US3735250A (en) * | 1970-07-08 | 1973-05-22 | Shibaura Electric Comp | Fault detecting apparatus for a capacitor type potential divider having an amplifier |
| US3909672A (en) * | 1974-02-07 | 1975-09-30 | Westinghouse Electric Corp | Capacitor bank protection relay |
-
1974
- 1974-10-29 DE DE19742451353 patent/DE2451353C2/de not_active Expired
-
1975
- 1975-10-09 GB GB41512/75A patent/GB1478579A/en not_active Expired
- 1975-10-16 ZA ZA00756552A patent/ZA756552B/xx unknown
- 1975-10-16 US US05/623,113 patent/US3984734A/en not_active Expired - Lifetime
- 1975-10-24 CA CA238,292A patent/CA1039799A/en not_active Expired
- 1975-10-27 FR FR7532765A patent/FR2290069A1/fr active Granted
- 1975-10-28 SE SE7512046A patent/SE403221B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE403221B (sv) | 1978-07-31 |
| US3984734A (en) | 1976-10-05 |
| ZA756552B (en) | 1976-09-29 |
| GB1478579A (en) | 1977-07-06 |
| DE2451353B1 (de) | 1976-01-02 |
| DE2451353C2 (de) | 1976-08-19 |
| CA1039799A (en) | 1978-10-03 |
| SE7512046L (sv) | 1976-04-30 |
| FR2290069A1 (fr) | 1976-05-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |