SE449675B - Skyddssystem for kortsluten diod for en borstlos vexelstromsgenerator - Google Patents
Skyddssystem for kortsluten diod for en borstlos vexelstromsgeneratorInfo
- Publication number
- SE449675B SE449675B SE8106356A SE8106356A SE449675B SE 449675 B SE449675 B SE 449675B SE 8106356 A SE8106356 A SE 8106356A SE 8106356 A SE8106356 A SE 8106356A SE 449675 B SE449675 B SE 449675B
- Authority
- SE
- Sweden
- Prior art keywords
- voltage difference
- load current
- output signal
- excitation field
- generator
- Prior art date
Links
- 230000005284 excitation Effects 0.000 claims description 48
- 238000004804 winding Methods 0.000 claims description 40
- 230000004913 activation Effects 0.000 claims description 10
- 230000001419 dependent effect Effects 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000012935 Averaging Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000007787 solid Substances 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
- H02H7/06—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 generators; for synchronous capacitors
- H02H7/065—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 generators; for synchronous capacitors against excitation faults
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
- Protection Of Generators And Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20538380A | 1980-11-10 | 1980-11-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8106356L SE8106356L (sv) | 1982-05-11 |
| SE449675B true SE449675B (sv) | 1987-05-11 |
Family
ID=22761977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8106356A SE449675B (sv) | 1980-11-10 | 1981-10-28 | Skyddssystem for kortsluten diod for en borstlos vexelstromsgenerator |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS57110026A (fr) |
| DE (1) | DE3135919A1 (fr) |
| FR (1) | FR2494053B1 (fr) |
| GB (1) | GB2087176B (fr) |
| IL (1) | IL64200A (fr) |
| IT (1) | IT1171644B (fr) |
| SE (1) | SE449675B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595965A (en) * | 1983-12-19 | 1986-06-17 | Sundstrand Corporation | Apparatus and method for detecting a rotating rectifier fault |
| GB8528501D0 (en) * | 1985-11-19 | 1985-12-24 | Lucas Ind Plc | Switching rectified alternating current |
| DE3730829C2 (de) * | 1987-09-14 | 1997-02-06 | Siemens Ag | Überlastschutz für den Erregerkreis einer Synchronmaschine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB993512A (en) * | 1962-10-08 | 1965-05-26 | Westinghouse Electric Corp | Alternating current generators |
| DE1588470C3 (de) * | 1967-07-17 | 1973-01-04 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schutzschaltungsanordnung für den Erregerstromkreis einer von einem Erregergenerator über rotierende Gleichrichter erregten schleifringlosen Synchronmaschine |
| US3534228A (en) * | 1968-05-08 | 1970-10-13 | Westinghouse Electric Corp | Generator and exciter protection circuit |
| US3705331A (en) * | 1972-03-16 | 1972-12-05 | Westinghouse Electric Corp | Ac generator system including differential protection of exciter |
-
1981
- 1981-09-09 FR FR8117078A patent/FR2494053B1/fr not_active Expired
- 1981-09-10 DE DE19813135919 patent/DE3135919A1/de not_active Withdrawn
- 1981-10-13 GB GB8130900A patent/GB2087176B/en not_active Expired
- 1981-10-28 SE SE8106356A patent/SE449675B/sv not_active IP Right Cessation
- 1981-11-03 IL IL64200A patent/IL64200A/xx unknown
- 1981-11-06 IT IT49649/81A patent/IT1171644B/it active
- 1981-11-09 JP JP56178463A patent/JPS57110026A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2494053A1 (fr) | 1982-05-14 |
| IL64200A (en) | 1985-02-28 |
| GB2087176B (en) | 1984-09-05 |
| IT1171644B (it) | 1987-06-10 |
| JPH0126251B2 (fr) | 1989-05-23 |
| DE3135919A1 (de) | 1982-07-01 |
| GB2087176A (en) | 1982-05-19 |
| SE8106356L (sv) | 1982-05-11 |
| FR2494053B1 (fr) | 1985-08-23 |
| IT8149649A0 (it) | 1981-11-06 |
| JPS57110026A (en) | 1982-07-08 |
| IL64200A0 (en) | 1982-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 8106356-2 Effective date: 19900706 Format of ref document f/p: F |