Method and apparatus for generating power in a wind turbine
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H02P-009/00
출원번호
UP-0570490
(2009-09-30)
등록번호
US-7843078
(2011-01-31)
발명자
/ 주소
Santiago, Pedro Luis Benito
Segovia, Eugenio Yegro
Lopez, Miguel Bartolome
출원인 / 주소
General Electric Company
대리인 / 주소
McGinness, Esq., James
인용정보
피인용 횟수 :
3인용 특허 :
14
초록▼
A generator for use in a wind turbine includes a rotor including a plurality of windings. The rotor is configured to be electrically coupled to a wind turbine electrical distribution system. The generator also includes a stator including a plurality of windings. The stator is configured to be magnet
A generator for use in a wind turbine includes a rotor including a plurality of windings. The rotor is configured to be electrically coupled to a wind turbine electrical distribution system. The generator also includes a stator including a plurality of windings. The stator is configured to be magnetically coupled to the rotor and electrically coupled to the wind turbine electrical distribution system. The stator is further configured to switch between a first number of magnetic poles and a second number of magnetic poles.
대표청구항▼
What is claimed is: 1. A generator for use in a wind turbine, said generator comprising: a rotor comprising a plurality of rotor windings, said rotor configured to be electrically coupled to a wind turbine electrical distribution system; a stator comprising a plurality of stator windings, said stat
What is claimed is: 1. A generator for use in a wind turbine, said generator comprising: a rotor comprising a plurality of rotor windings, said rotor configured to be electrically coupled to a wind turbine electrical distribution system; a stator comprising a plurality of stator windings, said stator configured to be magnetically coupled to said rotor, and electrically coupled to the wind turbine electrical distribution system; and, a terminal box coupled to said stator, said terminal box configured to switch said stator between a first number of magnetic poles and a second number of magnetic poles. 2. A generator in accordance with claim 1, wherein said rotor is coupled to the wind turbine electrical distribution system by at least one slip ring. 3. A generator in accordance with claim 2, wherein said at least one slip ring is coupled to a variable resistor to modify an amount of slip of said generator. 4. A generator in accordance with claim 2, wherein said at least one slip ring is coupled to a power converter. 5. A generator in accordance with claim 1, wherein said terminal box is configured to couple together at least one pair of adjacent stator windings of said plurality of stator windings. 6. A generator in accordance with claim 1, wherein said generator comprises a pole switching box configured to couple at least one stator winding of said plurality of stator windings to the wind turbine electrical distribution system. 7. A generator in accordance with claim 1, wherein said stator is configured to couple together at least two stator windings of said plurality of stator windings, said stator is further configured to switch between the first number of magnetic poles and the second number of magnetic poles by changing a number of said plurality of stator windings that are coupled together. 8. A generator in accordance with claim 1, wherein said generator is coupled to a controller, the controller configured to: disconnect said generator from the wind turbine electrical distribution system; switch said generator from the first number of magnetic poles to the second number of magnetic poles; and, reconnect said generator to the wind turbine electrical distribution system. 9. A wind turbine comprising: a wind turbine electrical distribution system; and, a generator comprising: a rotor comprising a plurality of rotor windings, said rotor configured to be electrically coupled to said wind turbine electrical distribution system; a stator comprising a plurality of stator windings, said stator configured to be magnetically coupled to said rotor, and electrically coupled to said wind turbine electrical distribution system; and, a terminal box coupled to said stator, said terminal box configured to switch said stator between a first number of magnetic poles and a second number of magnetic poles. 10. A wind turbine in accordance with claim 9, wherein said rotor is coupled to said wind turbine electrical distribution system by at least one slip ring. 11. A wind turbine in accordance with claim 10, wherein said at least one slip ring is coupled to a variable resistor to modify an amount of slip of said generator. 12. A wind turbine in accordance with claim 10, wherein said at least one slip ring is coupled to a power converter. 13. A wind turbine in accordance with claim 9, wherein said terminal box is configured to couple together at least one pair of adjacent stator windings of said plurality of stator windings. 14. A wind turbine in accordance with claim 9, wherein said generator comprises a pole switching box configured to couple at least one stator winding of said plurality of stator windings to said wind turbine electrical distribution system. 15. A wind turbine in accordance with claim 9, wherein said stator is configured to couple together at least two stator windings of said plurality of stator windings, said stator is further configured to switch between the first number of magnetic poles and the second number of magnetic poles by changing a number of said plurality of stator windings that are coupled together. 16. A wind turbine in accordance with claim 9, wherein said generator is coupled to a controller, said controller configured to: disconnect said generator from said wind turbine electrical distribution system; switch said generator from the first number of magnetic poles to the second number of magnetic poles; and, reconnect said generator to said wind turbine electrical distribution system. 17. A method for generating power in a wind turbine, said method comprising: providing a wind turbine electrical distribution system within the wind turbine; coupling a generator to the wind turbine electrical distribution system, the generator including a rotor having a plurality of rotor windings and a stator having a plurality of stator windings; magnetically coupling the stator to the rotor; coupling a terminal box to the stator; and, configuring the terminal box to switch the stator between a first number of magnetic poles operating during a first range of speeds and a second number of magnetic poles operating during a second range of speeds. 18. A method in accordance with claim 17, wherein said method further comprises: disconnecting the generator from the wind turbine electrical distribution system; switching the generator from the first number of magnetic poles to the second number of magnetic poles; and, reconnecting the generator to the wind turbine electrical distribution system. 19. A method in accordance with claim 17, wherein said method further comprises coupling the terminal box to at least one pair of adjacent stator windings of the plurality of stator windings. 20. A method in accordance with claim 17, wherein said method further comprises coupling a pole switching box between at least one stator winding of the plurality of stator windings and the wind turbine electrical distribution system.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (14)
Claude David L. (Justin TX), Apparatus and method for controlling the output frequency of a wind-driven alternator.
Seely,Stanley S.; Zhao,Zilai; Klaes,Carl David; Abesamis,Melody, Power electronics apparatuses for double-fed induction generator to induction motor drive system.
D'Atre,John Douglas; Klodowski,Anthony Michael; Ritter,Allen Michael; Smith,David; Wagoner,Robert Gregory; Garces,Luis Jose; Luetze,Henning, System and method for power control in wind turbines.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.