SE355444B - - Google Patents
Info
- Publication number
- SE355444B SE355444B SE1207069A SE1207069A SE355444B SE 355444 B SE355444 B SE 355444B SE 1207069 A SE1207069 A SE 1207069A SE 1207069 A SE1207069 A SE 1207069A SE 355444 B SE355444 B SE 355444B
- Authority
- SE
- Sweden
Links
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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Protection Of Generators And Motors (AREA)
- Control Of Eletrric Generators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1319968A CH488305A (de) | 1968-09-03 | 1968-09-03 | Erdschlussschutzeinrichtung für Drehstromgeneratoren unter Ausnutzung der im Generator entstehenden dritten Oberwellen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE355444B true SE355444B (de) | 1973-04-16 |
Family
ID=4390259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE1207069A SE355444B (de) | 1968-09-03 | 1969-09-01 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE738294A (de) |
| CH (1) | CH488305A (de) |
| DE (1) | DE1803858A1 (de) |
| FR (1) | FR2017260A1 (de) |
| GB (1) | GB1280704A (de) |
| NL (1) | NL6913295A (de) |
| SE (1) | SE355444B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3928551A1 (de) * | 1989-08-29 | 1991-03-07 | Siemens Ag | Schaltungsanordnung zum erfassen von erdschluessen und windungsschluessen an einer drehstrommaschine |
| AT401443B (de) * | 1993-08-19 | 1996-09-25 | Elin Energieversorgung | Anordnung zur erfassung von ständererdschlüssen bei drehstrommaschinen |
| WO2003044545A1 (de) * | 2001-11-19 | 2003-05-30 | Alstom Technology Ltd | Verfahren zum detektieren eines in einer elektrischen ein-richtung in der nähe eines neutralen punktes auftretenden erdschlusses sowie vorrichtung zur durchführung und anwendung des verfahrens |
| CN106291434B (zh) * | 2016-10-26 | 2023-04-18 | 广东电网有限责任公司揭阳供电局 | 电容式电压互感器一次接地状态的监测方法及系统 |
| CN113671252B (zh) * | 2021-07-02 | 2024-05-17 | 浙江中广电器集团股份有限公司 | 一种空气源热泵机组的电源保护装置、方法及存储介质 |
-
1968
- 1968-09-03 CH CH1319968A patent/CH488305A/de not_active IP Right Cessation
- 1968-10-18 DE DE19681803858 patent/DE1803858A1/de active Pending
-
1969
- 1969-09-01 NL NL6913295A patent/NL6913295A/xx unknown
- 1969-09-01 SE SE1207069A patent/SE355444B/xx unknown
- 1969-09-01 BE BE738294D patent/BE738294A/xx unknown
- 1969-09-01 FR FR6929799A patent/FR2017260A1/fr not_active Withdrawn
- 1969-09-02 GB GB4338769A patent/GB1280704A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2017260A1 (de) | 1970-05-22 |
| DE1803858A1 (de) | 1970-03-12 |
| BE738294A (de) | 1970-02-16 |
| GB1280704A (en) | 1972-07-05 |
| CH488305A (de) | 1970-03-31 |
| NL6913295A (de) | 1970-03-05 |