张兴,张龙云,杨淑英,余勇,曹仁贤

• 1:合肥工业大学电气工程学院
• 2:合肥工业大学电气工程学院
• 3:合肥工业大学电气工程学院
• 4:合肥阳光电源有限公司

摘要(Abstract)：

近年来风力发电占供电比重增长迅速。在电网出现故障导致电压跌落后,风力机组如果纷纷解列会带来系统暂态不稳定,并可能造成局部甚至是系统全面瘫痪,故人们开始关注风机并网并相应提出了低电压穿越(LVRT)要求。文中详细分析了定速异步风机(FSIG)、同步直驱式风机(PMSG)和双馈式风机(DFIG)三种主要机型在电网电压跌落时的暂态特性,并综述了国内外提出的主要LVRT方案。重点分析了最难实现穿越的双馈风机的LVRT方案。

关键词(KeyWords)： 风力发电;电压跌落;低电压穿越;定速异步机;同步直驱;双馈风机;撬棒

Abstract:

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基金项目(Foundation):

作者(Author): 张兴,张龙云,杨淑英,余勇,曹仁贤

参考文献(References)：

• [1]Chai Chompoo-inwai,Lee Wei-jen,Fuangfoo P,etal.System impact study for the interconnection ofwind generation and utility system[J].IEEE Transon Industry Applications,2005,41(1):163-168.
• [2]樊艳芳(Fan Yanfang).电压不平衡与风电厂运行之间相互影响的研究(Analysis of the interactionbetween voltage unbalance and wind power plantoperation)[J].电力系统及其自动化学报(Proceedings of the CSU-EPSA),2002,14(4):58-60,71.
• [3]Case C.Connecting Wind Farms to the Grid-whatYou Need to Know[R].Vancouver,Canada:2006.
• [4]Erdman W,Behnke M.Low Wind Speed TurbineProject Phase II:the Application of Medium-voltageWhitaker(BEW)Engineering San Ramon[R].California,USA:2005.
• [5]Holdsworth L,Wu X G,Ekanayake J B,et al.Comparison of fixed speed and doubly-fed inductionwind turbines during power system disturbances[J].IEE Proceedings-Generation,Transmission andDistribution,2003,150(3):343-352.
• [6]Xiang D W,Li R,Tavner P J,et al.Control of adoubly fed induction generator in a wind turbineduring grid fault ride-through[J].IEEE Trans onEnergy Conversion,2006,21(3):652-662.
• [7]Abbey C,Joos G.Effect of low voltage ride through(LVRT)characteristic on voltage stability[C]∥2005 IEEE Power Engineering Society GeneralMeeting,San Francisco,CA,USA:2005.
• [8]Morren J,de Haan S W H.Ride through of windturbines with doubly-fed induction generator duringa voltage dip[J].IEEE Trans on EnergyConversion,2005,20(2):435-441.
• [9]Sun T,Chen Z,Blaabjerg F.Voltage recovery ofgrid-connected wind turbines with DFIG after ashort-circuit fault[C]∥2004 IEEE 35th AnnualPower Electronics Specialists Conference,Aachen,Germany:2004.
• [10]Sun T,Chen Z,Blaabjerg F.Transient stability ofDFIG wind turbines at an external short-circuitfault[J].Wind Energy,2005,8(3):345-360.
• [11]Ottersten R,Petersson A,Pietilainen K.Voltage sagresponse of PWM rectifiers for variable-speed windturbines[EB/OL].www.elkraft.ntnu.no/norpie/10956873/Final%20Papers/044%20-%20Andreas%20Petersson.pdf.
• [12]Morren J,Pierik J T G,De Haan S W H.Voltagedip ride-through control of direct-drive windturbines[C]∥39th International UniversitiesPower Engineering Conference,Bristol,UK:2004.
• [13]Abbey C,Li W,Owatta L.Power electronic convertercontrol techniques for improved low voltage ride throughperformance in WTGs[C]∥2006 IEEE PowerElectronics Specialists Conference,18-22 June 2006,Jeju,South Korea:2006.
• [14]Chai Chompoo-inwai,Chitra Yingvivatanapong,Kittipong Methaprayoon,et al.Reactivecompensation techniques to improve the ride-through capability of wind turbine duringdisturbance[J].IEEE Trans on IndustryApplications,2005,41(3):666-672.
• [15]王立伟,房大中,钟德成(Wang Liwei,FangDazhong,Zhong Decheng).含静止无功补偿器的电力系统混合仿真新算法研究(A new hybridsimulation algorithm for power system with staticVAR compensator)[J].电力系统及其自动化学报(proceedings of the CSU-EPSA),2004,16(1):74-77,82.
• [16]Molinas M,Vazquez S,Takaku T,et al.Improvement of transient stability margin inpower systems with integrated wind generationusing a STATCOM:an experimental verification[C]∥2005 International Conference on FuturePower Systems,Amsterdam,Netherlands:2005.
• [17]颜楠楠,江全元,邹振宇(Yan Nannan,JiangQuanyuan,Zou Zhenyu).SVC和STATCOM交互影响分析及单神经元控制器设计(Interactionsand single neuron controller design of SVC andSTATCOM)[J].电力系统及其自动化学报(Proceedings of the CSU-EPSA),2005,17(3):63-68.
• [18]胡家兵,孙丹,贺益康,等(Hu Jiabing,Sun Dan,HeYikang,et al).电网电压骤降故障下双馈风力发电机建模与控制(Modeling and control of DFIG windenergy generation system under grid voltage dip)[J].电力系统自动化(Automation of ElectricPower Systems),2006,30(8):21-26.
• [19]Timbus A V,Teodorescu R,Blaabjerg F,et al.PLL algorithm for power generation systemsrobust to grid voltage faults[C]∥2006 IEEEPower Electronics Specialists Conference,Jeju,South Korea:2006.
• [20]向大为,杨顺昌,冉立(Xiang Dawei,Yang Shunchang,Ran Li).电网对称故障时双馈感应发电机不脱网运行的系统仿真研究(System simulation of a doublyfed induction generator ride-through control forsymmetrical grid fault)[J].中国电机工程学报(Proceedings of the CSEE),2006,26(10):130-135.
• [21]向大为,杨顺昌,冉立(Xiang Dawei,Yang Shunchang,Ran Li).电网对称故障时双馈感应发电机不脱网运行的励磁控制策略(Ride-through control strategyof a doubly fed induction generator for symmetricalgrid fault)[J].中国电机工程学报(Proceedings ofthe CSEE),2006,26(3):164-170.
• [22]贺益康,何鸣明,赵仁德,等(He Yikang,He Mingming,Zhao Rende,et al).双馈风力发电机交流励磁用变频电源拓扑浅析(Analysis on the frequency converterserved for the AC excitation of wind-power DFIG)[J].电力系统自动化(Automation of Electric PowerSystems),2006,30(4):105-112.
• [23]Niiranen J.Voltage dip ride through of a doubly-fedgenerator equipped with an active crowbar[C]∥Proceedings of Nordic Wind Power Conference,Chalmers University of Technology,Sweden:2004.
• [24]Morern J,De Haan S W H.Ridethrough of windturbines with doubly-fed induction generatorduring a voltage dip[J].IEEE Trans on EnergyConversion,2005,20(2):435-441.
• [25]Zhan C,Barker C D.Fault ride-through capabilityinvestigation of a doubly-fed induction generatorwith an additional series-connected voltage sourceconverter[C]∥The 8th IEE InternationalConference on AC and DC Power Transmission,London,UK:2006.
• [26]Abbey C,Morneau J,Mahseredjian J,et al.Modelingrequirements for transient stability studies for wind parks[C]∥2006 IEEE Power Engineering Society GeneralMeeting,Montreal,Canada:2006.
• [27]李建林,许鸿雁,梁亮,等(Li Jianlin,Xu Hongyan,Liang Liang,et al).VSCF-DFIG在电压瞬间跌落情况下的应对策略(Strategy to cope with theVSCF-DFIG during voltage dip)[J].电力系统自动化(Automation of Electric Power Systems),2006,30(19):65-68.
• [28]Ekanayake J B,Lee Holdsworth L,Wu X G,et al.Dynamic modeling of doubly fed induction generatorwind turbines[J].IEEE Trans on Power Systems,2003,18(2):803-809.
• [29]Erlich I,Winter W,Dittrich A.Advanced grid requirementsfor the integration of wind turbines into the Germantransmissions system[C]∥2006 IEEE PowerEngineering Society General Meeting,Montreal,Canada:2006.
• [30]Petersson A,Lundberg S,Thiringer T.A DFIG windturbine ride-through system.Influence on the energyproduction[J]Wind Energy,2005,8(3):251-263.
• [31]Mullane A,Lightbody G,Yacamini R.Wind-turbinefault ride-through enhancement[J].IEEE Trans onPower Systems,2005,20(4):1929-1937.