DE2555742C2 - Rotor-Erdschlußschutz für schleifringlose Synchronmaschinen - Google Patents
Rotor-Erdschlußschutz für schleifringlose SynchronmaschinenInfo
- Publication number
- DE2555742C2 DE2555742C2 DE2555742A DE2555742A DE2555742C2 DE 2555742 C2 DE2555742 C2 DE 2555742C2 DE 2555742 A DE2555742 A DE 2555742A DE 2555742 A DE2555742 A DE 2555742A DE 2555742 C2 DE2555742 C2 DE 2555742C2
- Authority
- DE
- Germany
- Prior art keywords
- resistor
- rotor
- synchronous machine
- winding
- earth fault
- Prior art date
- 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
- 230000001360 synchronised effect Effects 0.000 title claims description 17
- 238000004804 winding Methods 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000002950 deficient Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Classifications
-
- 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
- H02H7/08—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 dynamo-electric motors
- H02H7/0805—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 dynamo-electric motors for synchronous motors
Landscapes
- Synchronous Machinery (AREA)
- Protection Of Generators And Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1519075A CH591774A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-11-24 | 1975-11-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2555742A1 DE2555742A1 (de) | 1977-05-26 |
| DE2555742C2 true DE2555742C2 (de) | 1985-01-31 |
Family
ID=4407105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2555742A Expired DE2555742C2 (de) | 1975-11-24 | 1975-12-11 | Rotor-Erdschlußschutz für schleifringlose Synchronmaschinen |
Country Status (7)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201303207D0 (en) * | 2013-02-22 | 2013-04-10 | Control Tech Ltd | GFDI using standard industrial modules |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1068239A (en) * | 1964-08-31 | 1967-05-10 | Licentia Gmbh | Protective circuit arrangement for dynamo-electric machines |
| SE331508B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-04-08 | 1971-01-04 | Asea Ab |
-
1975
- 1975-11-24 CH CH1519075A patent/CH591774A5/xx not_active IP Right Cessation
- 1975-12-11 DE DE2555742A patent/DE2555742C2/de not_active Expired
-
1976
- 1976-10-08 AT AT751076A patent/AT349557B/de not_active IP Right Cessation
- 1976-11-19 NO NO763960A patent/NO143123C/no unknown
- 1976-11-22 GB GB48551/76A patent/GB1572455A/en not_active Expired
- 1976-11-22 FR FR7635138A patent/FR2332639A1/fr active Granted
- 1976-11-24 IT IT29655/76A patent/IT1064561B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| CH591774A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-09-30 |
| GB1572455A (en) | 1980-07-30 |
| FR2332639A1 (fr) | 1977-06-17 |
| IT1064561B (it) | 1985-02-18 |
| DE2555742A1 (de) | 1977-05-26 |
| ATA751076A (de) | 1978-09-15 |
| FR2332639B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-09-10 |
| NO143123B (no) | 1980-09-08 |
| NO763960L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-05-25 |
| AT349557B (de) | 1979-04-10 |
| NO143123C (no) | 1980-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: LUECK, G., DIPL.-ING. DR.RER.NAT., PAT.-ANW., 7891 KUESSABERG |
|
| 8363 | Opposition against the patent | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: BBC BROWN BOVERI AG, BADEN, AARGAU, CH |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: DERZEIT KEIN VERTRETER BESTELLT |
|
| 8365 | Fully valid after opposition proceedings | ||
| 8339 | Ceased/non-payment of the annual fee |