IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0827836
(2010-06-30)
|
등록번호 |
US-8129853
(2012-03-06)
|
발명자
/ 주소 |
- Abolhassani, Mehdi
- Keister, Thomas
- Karmaker, Haran
- Edwards, Ryan
- Ledezma, Enrique
- Skorcz, Alex
|
출원인 / 주소 |
- TECO-Westinghouse Motor Company
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
7 인용 특허 :
10 |
초록
▼
In one embodiment, the present invention includes a turbine to generate mechanical energy from kinetic energy, a generator coupled to the turbine to receive the mechanical energy and to output multiple isolated supply powers, and multiple power stages each coupled to the generator. Each of the power
In one embodiment, the present invention includes a turbine to generate mechanical energy from kinetic energy, a generator coupled to the turbine to receive the mechanical energy and to output multiple isolated supply powers, and multiple power stages each coupled to the generator. Each of the power stages may receive at least one of the isolated supply powers.
대표청구항
▼
1. A system comprising: a plurality of wind turbines each coupled to at least one generator to output mechanical energy to the at least one generator;the plurality of generators each coupled to one of the wind turbines to receive the mechanical energy and to output a plurality of isolated supply pow
1. A system comprising: a plurality of wind turbines each coupled to at least one generator to output mechanical energy to the at least one generator;the plurality of generators each coupled to one of the wind turbines to receive the mechanical energy and to output a plurality of isolated supply powers; anda power converter connected to the plurality of generators, the power converter including a plurality of power stages each to receive at least one of the isolated supply powers, wherein a first subset of the power stages are coupled to a first phase output line and a second subset of the power stages are coupled to a second phase output line. 2. The system of claim 1, wherein each of the plurality of generators includes N coils, wherein N equals P·n·(k·m), where P is the number of phase output lines, n is the number of the plurality of power stages provided isolated supply powers by the corresponding generator, k is the number of coils of the corresponding generator coupled together to form one phase of an isolated supply power, and m is the number of phases received by one of the power stages. 3. The system of claim 1, wherein each of the wind turbines is coupled to one generator. 4. The system of claim 1, further comprising a gear box coupled to an output of one of the plurality of wind turbines and having a plurality of outputs each coupled to one generator. 5. The system of claim 1, wherein the power converter includes at least one m-phase power stage and a plurality of single phase power stages, wherein the m-phase power stage has m-outputs each coupled to one of the single phase power stages. 6. The system of claim 1, wherein each of the plurality of generators provides m-phase isolated supply powers to a plurality of power stages each coupled to a different phase output line. 7. The system of claim 1, wherein the first and second phase output lines are directly coupled to a transmission grid without a step-up transformer. 8. A system comprising: a plurality of wind turbines each coupled to at least one generator to output mechanical energy to the at least one generator;the plurality of generators each coupled to one of the wind turbines to receive the mechanical energy and to output a plurality of isolated supply powers; anda power converter connected to the plurality of generators, the power converter including a plurality of power stages each coupled to one of the plurality of generators to receive the plurality of isolated supply powers therefrom, wherein a first subset of the power stages are coupled to a first phase output line and a second subset of the power stages are coupled to a second phase output line. 9. The system of claim 8, wherein each of the plurality of generators includes N coils, wherein N equals P·n·(k·m), where P is the number of phase output lines, n is the number of the plurality of power stages provided isolated supply powers by the corresponding generator, k is the number of coils of the corresponding generator coupled together to form one phase of an isolated supply power, and m is the number of phases received by one of the power stages. 10. The system of claim 8, wherein each of the wind turbines is coupled to one generator. 11. The system of claim 8, further comprising a gear box coupled to an output of one of the plurality of wind turbines and having a plurality of outputs each coupled to one generator. 12. The system of claim 8, wherein the power converter includes at least one m-phase power stage and a plurality of single phase power stages, wherein the m-phase power stage has m-outputs each coupled to one of the single phase power stages. 13. The system of claim 8, wherein each of the plurality of generators provides m-phase isolated supply powers to a plurality of power stages each coupled to a different phase output line. 14. The system of claim 8, wherein the first and second phase output lines are directly coupled to a transmission grid without a step-up transformer. 15. A method comprising: outputting mechanical energy from a plurality of wind turbines each coupled to at least one generator;receiving the mechanical energy in each of the plurality of generators and outputting a plurality of isolated supply powers from the plurality of generators; andreceiving the plurality of the isolated supply powers in each of a plurality of power stages that form a power converter connected to the plurality of generators, wherein a first subset of the power stages are coupled to a first phase output line and a second subset of the power stages are coupled to a second phase output line. 16. The method of claim 15, wherein each of the plurality of generators includes N coils, wherein N equals P·n·(k·m), where P is the number of phase output lines, n is the number of the plurality of power stages provided isolated supply powers by the corresponding generator, k is the number of coils of the corresponding generator coupled together to form one phase of an isolated supply power, and m is the number of phases received by one of the power stages. 17. The method of claim 15, further comprising coupling each of the wind turbines to one generator. 18. The method of claim 15, further comprising coupling a gear box to an output of one of the plurality of wind turbines and having a plurality of outputs each coupled to one generator. 19. The method of claim 15, further comprising directly coupling the first and second phase output lines to a transmission grid without a step-up transformer.
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