System and method of wind turbine control using a torque setpoint
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H02P-009/00
F03D-007/02
출원번호
US-0454529
(2012-04-24)
등록번호
US-9018787
(2015-04-28)
발명자
/ 주소
Dange, Devendra Shashikant
Fric, Thomas Frank
Hardwicke, Jr., Edward Wayne
Kekkaroth, Renjith Viripullan
Pennington, Noah
출원인 / 주소
General Electric Company
대리인 / 주소
Dority & Manning, P.A.
인용정보
피인용 횟수 :
0인용 특허 :
14
초록▼
In one aspect, embodiments of a method of controlling a power rating of a wind turbine are described. One embodiment of the method comprises retrieving, by a computing device, one or more preset values from a memory, wherein the one or more preset values include at least an initial torque setpoint f
In one aspect, embodiments of a method of controlling a power rating of a wind turbine are described. One embodiment of the method comprises retrieving, by a computing device, one or more preset values from a memory, wherein the one or more preset values include at least an initial torque setpoint for a wind turbine; determining, by the computing device, an adjusted torque setpoint for the wind turbine based at least in part on one or more operating conditions received from one or more measurement devices associated with the wind turbine; and adjusting a real power output rating of the wind turbine based on the determined adjusted torque setpoint. In one aspect, the computing device can be a controller for the wind turbine.
대표청구항▼
1. A control system for a wind turbine comprising: one or more measurement devices configured to measure one or more operating conditions of a wind turbine;a controller; anda memory associated with the controller, wherein the controller performs one or more operations, the operations comprising:rece
1. A control system for a wind turbine comprising: one or more measurement devices configured to measure one or more operating conditions of a wind turbine;a controller; anda memory associated with the controller, wherein the controller performs one or more operations, the operations comprising:receiving, via a sensor interface, the one or more measured operating conditions from the one or more measurement devices;retrieving, via a processor, one or more preset values from the memory, wherein said one or more preset values includes an initial torque setpoint for the wind turbine;determining, via the processor, an adjusted torque setpoint for the wind turbine based at least in part on one or more operating conditions received from one or more measurement devices associated with the wind turbine, wherein the adjusted torque setpoint is greater than zero; andadjusting, via the processor, a real power output rating in the controller for the wind turbine based on the determined adjusted torque setpoint, wherein the adjusted real power output rating is greater than zero. 2. The system of claim 1, wherein the controller configured to determine an adjusted torque setpoint for the wind turbine based at least in part on one or more operating conditions received from one or more measurement devices associated with the wind turbine comprises receiving one or more of a system grid voltage, one or more grid currents, one or more grid phase angles and ambient temperature, wherein the controller calculates a system power factor from the received measured operating conditions. 3. The system of claim 2, wherein the controller configured to retrieve one or more preset values from the memory further comprises retrieving one or more of an altitude of the wind turbine and a turbulence density from the memory. 4. The system of claim 3, wherein the controller configured to adjust the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises uprating the real power output rating of the wind turbine based on the determined adjusted torque setpoint. 5. The system of claim 4, wherein the controller configured to adjust the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises uprating an initial real power output rating of the wind turbine by about three percent or greater based on the determined adjusted torque setpoint at the system grid voltage of 1.0 per unit or greater, the ambient temperature of about 40 Celsius, and the system power factor is between −0.90 up to and including about +0.90. 6. The system of claim 3, wherein the controller configured to adjust the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises derating the real power output rating of the wind turbine based on the determined adjusted torque setpoint. 7. The system of claim 6, wherein the controller configured to adjust the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises derating an initial real power output rating of the wind turbine by about 0.10 percent or greater based on the determined adjusted torque setpoint when the system power factor is between −0.90 to and including about −0.95. 8. The system of claim 1, wherein the controller configured to adjust the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises uprating an initial real power output rating of the wind turbine based on the determined adjusted torque setpoint. 9. The system of claim 1, wherein the controller configured to adjust the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises derating an initial real power output rating of the wind turbine based on the determined adjusted torque setpoint. 10. A control system for a wind turbine comprising: one or more measurement devices configured to measure at least a system grid voltage, one or more grid currents, one or more grid phase angles, and an ambient temperature;a controller; anda memory associated with the controller, wherein the controller is configured to:receiving, via a sensor interface, the system grid voltage, one or more grid currents, one or more grid phase angles, and ambient temperature from the one or more measurement devices;calculate, via a processor, a system power factor from the received system grid voltage, one or more grid currents, one or more grid phase angles;retrieving, via a processor, an initial torque setpoint, altitude of the wind turbine, and a turbulence intensity from the memory;determining, via the processor, an adjusted torque setpoint for the wind turbine based on the system grid voltage, the system power factor, ambient temperature, altitude of the wind turbine, and the turbulence intensity, wherein the adjusted torque setpoint is greater than zero;replacing, via the processor, the initial torque setpoint in the controller for the wind turbine with the determined adjusted torque setpoint; anduprating or derating, via the processor, a power rating of the wind turbine based on the determined adjusted torque setpoint, wherein the uprated or derated power rating is greater than zero. 11. The system of claim 10, wherein the controller configured to uprate or derate the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises uprating an initial real power output rating of the wind turbine by about three percent or greater based on the determined adjusted torque setpoint at the system grid voltage of 1.0 per unit or greater, the ambient temperature of about 40 Celsius, and the system power factor is between −0.90 up to and including about +0.90. 12. The system of claim 10, wherein the controller configured to uprate or derate the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises derating an initial real power output rating of the wind turbine by about 0.10 percent or greater based on the determined adjusted torque setpoint when the system power factor is between −0.90 to and including about −0.95. 13. A method for controlling a power rating of a wind turbine comprising: retrieving, by a computing device, one or more preset values from a memory, wherein said one or more preset values includes an initial torque setpoint for a wind turbine;determining, by the computing device, an adjusted torque setpoint for the wind turbine based at least in part on one or more operating conditions received from one or more measurement devices associated with the wind turbine, wherein the adjusted torque setpoint is greater than zero; andadjusting a real power output rating of the wind turbine based on the determined adjusted torque setpoint, wherein the adjusted real power output is greater than zero. 14. The method of claim 13, wherein determining, by the computing device, an adjusted torque setpoint for the wind turbine based at least in part on one or more operating conditions received from one or more measurement devices associated with the wind turbine comprises receiving one or more of a system grid voltage, one or more grid currents, one or more grid phase angles and ambient temperature, wherein the computing device calculates a system power factor from the received measured operating conditions. 15. The method of claim 14, wherein retrieving, by the computing device, one or more preset values from a memory further comprises retrieving one or more of an altitude of the wind turbine and a turbulence density from the memory. 16. The method of claim 15, wherein adjusting the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises uprating the real power output rating of the wind turbine based on the determined adjusted torque setpoint. 17. The method of claim 16, wherein adjusting the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises uprating an initial real power output rating of the wind turbine by about three percent or greater based on the determined adjusted torque setpoint at the system grid voltage of 1.0 per unit or greater, the ambient temperature of about 40 Celsius, and the system power factor is between −0.90 up to and including about +0.90. 18. The method of claim 15, wherein adjusting the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises derating the real power output rating of the wind turbine based on the determined adjusted torque setpoint. 19. The method of claim 18, wherein adjusting the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises derating an initial real power output rating of the wind turbine by about 0.10 percent or greater based on the determined adjusted torque setpoint when the system power factor is between −0.90 to and including about −0.95. 20. The method of claim 13, wherein adjusting the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises uprating an initial real power output rating of the wind turbine based on the determined adjusted torque setpoint. 21. The method of claim 13, wherein adjusting the real power output rating of the wind turbine based on the determined adjusted torque setpoint comprises derating an initial real power output rating of the wind turbine based on the determined adjusted torque setpoint. 22. The method of claim 13, wherein the computing device comprises a controller for the wind turbine.
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이 특허에 인용된 특허 (14)
Wobben,Aloys, Atmospheric density-dependent power adjustment for wind turbines.
Feddersen,Lorenz; Siebenthaler,Eckardt; Andresen,Bj철rn, Variable speed wind turbine having a passive grid side rectifier with scalar power control and dependent pitch control.
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