基于门级控制串联电容器不对称串补结构的次同步谐振抑制方法Mitigating Subsynchronous Resonance With Asymmetric Series Compensation Structure Based on Gate-Controlled Series Capacitor
郑翔;徐政;屠卿瑞;
摘要(Abstract):
对门级控制串联电容器(gate-controlled seriescapacitor,GCSC)在抑制电力系统次同步谐振方面的应用进行了研究。介绍了GCSC的结构及基本控制原理,分析了GCSC稳态运行特性。对基于GCSC的各种不对称串补结构抑制次同步谐振的能力做了分析,采用复转距系数法求取电气阻尼来表示不对称串补结构缓解次同步谐振的效果。针对单相GCSC设计了次同步谐振阻尼控制器,并通过基于改进的IEEE次同步谐振第1标准测试系统的仿真,验证了所设计的GCSC不对称串补结构控制器不仅能够有效地抑制次同步谐振,且减少了投入的GCSC容量和工程费用。
关键词(KeyWords): 次同步谐振;门级控制串联电容器;不对称串补结构;电气阻尼;控制器设计
基金项目(Foundation): “十一五”国家科技支撑计划重大项目(2006BAA02A17);; 国家863高技术基金项目(2011AA05A119)~~
作者(Author): 郑翔;徐政;屠卿瑞;
Email:
DOI: 10.13335/j.1000-3673.pst.2012.03.034
参考文献(References):
- [1]刘世宇,谢小荣,王仲鸿.我国火电基地串补输电系统的次同步谐振问题[J].电网技术,2008,32(1):5-8.Liu Shiyu,Xie Xiaorong,Wang Zhonghong.SSR problem incompensated transmission system of thermal power bases in China[J].Power System Technology,2008,32(1):5-8(in Chinese).
- [2]田旭,姜齐荣,谢小荣.电力系统次同步谐振抑制措施综述[J].电网技术,2010,34(12):74-79.Tian Xu,Jiang Qirong,Xie Xiaorong.Review of measures to mitigatesubsynchronous resonance in power systems[J].Power SystemTechnology,2010,34(12):74-79(in Chinese).
- [3]Hingorani N G,Gyugyi L.Understanding FACTS[M].NY:IEEEPress,1996:216-223.
- [4]张少康,李兴源,张振,等.TCSC及其主动阻尼控制对次同步谐振的抑制[J].电网技术,2010,34(1):22-26.Zhang Shaokang,Li Xingyuan,Zhang Zhen,et al.Research onsuppressing sub-synchronous resonance by TCSC and its activedamping control[J].Power System Technology,2010,34(1):22-26(inChinese).
- [5]刘敏,周孝信,田芳,等.抑制次同步振荡的可控串补附加阻尼控制[J].电网技术,2010,34(10):65-70.Liu Min,Zhou Xiaoxin,Tian Fang,et al.Supplementary dampingcontrol of TCSC for subsynchronous oscillation suppression[J].Power System Technology,2010,34(10):65-70(in Chinese).
- [6]魏明,王宇红,戴朝波.伊敏—冯屯可控串补控制策略的RTDS实验研究[J].电网技术,2009,33(4):71-76.Wei Ming,Wang Yuhong,Dai Chaobo.Experimental research oncontrol strategy of TCSC for UHVAC transmission system fromYimin to Fengtun by real-time digital simulator[J].Power SystemTechnology,2009,33(4):71-76(in Chinese).
- [7]Karady G G,Ortmeyer T H,Pilvelait B R,et al.Continuouslyregulated series capacitor[J].IEEE Trans on Power Delivery,1993,8(3):1348-1355.
- [8]Watanabe E H,Aredes M,Willcox D S L F,et al.Series connectionof power switches for very high-power applications and zero-voltageswitching[J].IEEE Trans on Power Electronics,2000,15(1):44-50.
- [9]Watanabe E H,De Souza L F W,Da Rocha A J E.Thyristor andgate-controlled series capacitors:a comparison of componentsrating[J].IEEE Trans on Power Delivery,2008,23(2):899-906.
- [10]De Souza L F W,Watanabe E H,Aredes M.GTO controlled seriescapacitors:multi-module and multi-pulse arrangements[J].IEEETrans on Power Delivery,2000,15(2):725-731.
- [11]Ray S,Venayagamoorthy G K,Watanabe E H.A computationalapproach to optimal damping controller design for a GCSC[J].IEEETrans on Power Delivery,2008,23(3):1673-1681.
- [12]De Jesus F D,Watanabe E H,De Souza L F W,et al.SSR and poweroscillation damping using gate-controlled series capacitors(GCSC)[J].IEEE Trans on Power Delivery,2007,22(3):1806-1812.
- [13]Pahlavani A M R,Mohammadpour H A.Damping of sub-synchronousresonance and low-frequency power oscillation in a series-compensated transmission line using gate-controlled series capacitor[J].Electric Power Systems Research,2010,81(2):308-317.
- [14]Rai D.Damping subsynchronous resonance using static synchronousseries compensators and static synchronous compensators[D].Canada:University of Saskatchewan,2008.
- [15]Rai D,Ramakrishna G,Faried S O,et al.Enhancement of powersystem dynamics using a phase imbalanced series compensationscheme[J].IEEE Trans on Power Systems,2010,25(2):966-974.
- [16]肖湘宁,高本锋,赵成勇,等.利用单相SSSC的混合串联补偿方法[J].高电压技术,2010,36(11):2803-2807.Xiao Xiangning,Gao Benfeng,Zhao Chengyong,et al.Hybrid seriescompensation scheme using single-phase SSSC[J].High VoltageEngineering,2010,36(11):2803-2807(in Chinese).
- [17]Edris A A.Series compensation schemes reducing the potential ofsubsynchronous resonance[J].IEEE Trans on Power Systems,1990,5(1):219-226.
- [18]Edris A A.Subsynchronous resonance countermeasure using phaseimbalance[J].IEEE Trans on Power Systems,1993,8(4):1438-1447.
- [19]Iravani M R,Edris A A.Eigen analysis of series compensationschemes reducing the potential of subsynchronous resonance[J].IEEE Trans on Power Systems,1995,10(2):876-883.
- [20]Chudasama M C,Kulkarni A M.Dynamic phasor analysis of SSRmitigation schemes based on passive phase imbalance[J].IEEE Transon Power Systems,2011,26(3):1668-1676.
- [21]Rai D,Ramakrishna G,Faried S O,et al.Damping subsynchronousresonance using a STATCOM operating in a phase imbalanced mode[C]//Proceedings of the 2009 IEEE Power&Energy Society GeneralMeeting.Calgary,Canada:IEEE PES,2009:1-8.
- [22]Canay I M.A novel approach to the torsional interaction and electricaldamping of the synchronous machine part I:theory[J].IEEE Trans onPower Apparatus and Systems,1982,101(10):3630-3638.
- [23]徐政.复转矩系数法的适用性分析及其时域仿真实现[J].中国电机工程学报,2000,20(6):1-4.Xu Zheng.The complex torque coefficient approach's applicabilityanalysis and its realization by time domain simulation[J].Proceedingsof the CSEE,2000,20(6):1-4(in Chinese).
- [24]IEEE SSR Working Group.First benchmark model for computersimulation of subsynchronous resonance[J].IEEE Trans on PowerApparatus and Systems,1977,96(5):1565-1572.
- [25]邹伯敏.自动控制理论[M].北京:机械工业出版社,2002:223-241.