NREL 5MW 풍력터빈의 제어시스템 설계
Control System Design of NREL 5MW Wind Turbine
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다운로드
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참고문헌
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초록
ThispaperintroducesamethodologyforNREL 5MW windturbine,whichisthevariablespeedandvariable pitch(VSVP)controlsystem.Thiscontrolstrategymaximizesthepowerextractioncapabilityfrom thewindin thelow windspeedregionandregulatesthewindturbinepowerastheratedoneforthehighwindspeedregion. Also,pitch controlefficiency is raised by using pitch scheduling.Torque schedule is made oftorque table dependingontherotorspeed.Torquecontrolisusedforverticalregioninatorque-rotorspeedchart.Inaddition tothese,mechanicalloadsreductionusingadrivetraindamperandexclusionzoneonatorquescheduleistried. TheNREL 5MW windturbinecontrolstrategy iscomprisedby thegeneratortorqueandbladepitchcontrol. Finally,proposedcontrolsystem isverifiedthroughGH Bladedsimulation.
Abstract
ThispaperintroducesamethodologyforNREL 5MW windturbine,whichisthevariablespeedandvariable pitch(VSVP)controlsystem.Thiscontrolstrategymaximizesthepowerextractioncapabilityfrom thewindin thelow windspeedregionandregulatesthewindturbinepowerastheratedoneforthehighwindspeedregion. Also,pitch controlefficiency is raised by using pitch scheduling.Torque schedule is made oftorque table dependingontherotorspeed.Torquecontrolisusedforverticalregioninatorque-rotorspeedchart.Inaddition tothese,mechanicalloadsreductionusingadrivetraindamperandexclusionzoneonatorquescheduleistried. TheNREL 5MW windturbinecontrolstrategy iscomprisedby thegeneratortorqueandbladepitchcontrol. Finally,proposedcontrolsystem isverifiedthroughGH Bladedsimulation.
참고문헌 (12)
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- Bossanyi, E., "GH Bladed user manual (version3.81)", Garrad Hassan and Partners, 282-BR-010, ~ (2009)
- Nam, Y., "Control of wind turbine" (2009), GS intervision
- Burton, T., "Wind Energy Handbook" (2011), John Wiley & Sons
- IEC 61400‐1, "Wind turbine generator systems, Part 1: safety requirements", International Electrotechnical Commission, ~ (1999)
- Cho, J.H., "The effects of gain scheduling, pitch loop bandwidth, and torque schedule change on the performance & mechanical load of MW wind turbine", Koera wind energy association conference (2010)