IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0202812
(2005-08-12)
|
우선권정보 |
DE-100 40 273(2000-08-14) |
발명자
/ 주소 |
|
출원인 / 주소 |
|
인용정보 |
피인용 횟수 :
13 인용 특허 :
11 |
초록
A wind power installation having external and/or internal redundancy derived by multiple, independent power generating systems arranged in parallel, but switchably interconnected to allow substantial continued operation in the event of a critical component failure.
대표청구항
▼
The invention claimed is: 1. A wind power installation having a power generation redundancy system, the wind power installation comprising: a plurality of power generating systems, including: a first power generating system having a plurality of components including: a stator; a feed line configura
The invention claimed is: 1. A wind power installation having a power generation redundancy system, the wind power installation comprising: a plurality of power generating systems, including: a first power generating system having a plurality of components including: a stator; a feed line configuration to connect the stator with a power transmission line, wherein the feed line configuration includes a rectifier, an inverter, and a transformer; and a second power generating system having a plurality of components including: a stator; a feed line configuration to connect the stator of the second power generating system with the power transmission line, wherein the feed line configuration of the second power generating system includes a rectifier, an inverter, and a transformer; and wherein the plurality of power generating systems are electrically cross-connected at selected points to by-pass a failure of one or more of the rectifiers, the inverters, and/or the transformers. 2. The wind power installation of claim 1 wherein the rectifier in the feed line configuration of the first power generating system is over-dimensioned, relative to a nominal operating load, to power load share in the event of a component failure. 3. The wind power installation of claim 1 wherein the inverter in the feed line configuration of the first power generating system is over-dimensioned, relative to a nominal operating load, to power load share in the event of a component failure. 4. The wind power installation of claim 1 wherein the transformer in the feed line configuration of the first power generating system is over-dimensioned, relative to a nominal operating load, to power load share in the event of a component failure. 5. The wind power installation of claim 1 wherein the stator of each power generating system is an independent segment of a circular ring that is disposed around a rotatably mounted rotor wherein the stators of the plurality of power generating systems, in combination, substantially form at least a portion of the circular ring. 6. The wind power installation of claim 1 wherein the plurality of power generating systems further include: a third power generating system having a stator and a feed line configuration, wherein an output of the stator of the third power generating system is electrically connected to an input of the feed line configuration of the third power generating system, is and wherein the feed line configuration of the third power generating system includes a rectifier, an inverter and a transformer; a fourth power generating system having a stator and a feed line configuration, wherein an output of the stator of the fourth power generating system is connected to an input of the feed line configuration of the fourth power generating system, and wherein the feed line configuration of the fourth power generating system includes a rectifier, an inverter and a transformer; and wherein the transformer of the feed line of configuration of each power generating system, in combination, provide the output power of the wind power installation. 7. The wind power installation of claim 6 wherein the stator of each power generating system is shaped in the form of a segment of a circular ring, and wherein the stators, in combination, substantially form the circular ring that is disposed around a rotatably mounted rotor. 8. The wind power installation of claim 6 further including a switch network to electrically cross-connect, at selected points, one or more of the rectifiers, the inverters, and/or the transformers of the feed line configurations of the power generating systems. 9. The wind power installation of claim 8 wherein the switch network includes a plurality of normally open switches and a plurality of normally closed by-pass switch pairs. 10. The wind power installation of claim 9 wherein one or more of the plurality of normally open switches and one or more of the plurality of normally closed by-pass switch pairs responsively switch to by-pass one or more components of the feed line configuration of at least one of the plurality of power generating systems. 11. The wind power installation of claim 1 further including a switch network to electrically cross-connect, at selected points, one or more of the rectifiers, the inverters, and/or the transformers. 12. The wind power installation of claim 11 wherein the switch network includes a plurality of normally open switches and a plurality of normally closed by-pass switch pairs. 13. The wind power installation of claim 12 wherein one or more of the plurality of normally open switches and one or more of the plurality of normally closed by-pass switch pairs responsively switch to by-pass one or more components of the feed line configuration of at least one of the plurality of power generating systems. 14. The wind power installation of claim 1 wherein the stator of each power generating system comprises two windings. 15. The wind power installation of claim 14 wherein the two windings are electrically displaced relative to each other through 30째. 16. The wind power installation of claim 14 wherein the windings comprise a three-phase current winding. 17. The wind power installation of claim 1 wherein the rectifier in the feed line configuration of the first power generating system and the rectifier in the feed line configuration of the second power generating system are over-dimensioned, relative to a nominal operating load, to power load share in the event of a component failure. 18. The wind power installation of claim 1 wherein the inverter in the feed line configuration of the first power generating system and the inverter in the feed line configuration of the second power generating system are over-dimensioned, relative to a nominal operating load, to power load share in the event of a component failure. 19. The wind power installation of claim 1 wherein the transformer in the feed line configuration of the first power generating system and the transformer in the feed line configuration of the second power generating system are over-dimensioned, relative to a nominal operating load, to power load share in the event of a component failure. 20. The wind power installation of claim 1 wherein the rectifier, inverter and transformer in the feed line configuration of the first power generating system are over-dimensioned, relative to a nominal operating load, to power load share in the event of a component failure.
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