含串补的交直流输电系统次同步谐振抑制Inhibition of Subsynchronous Oscillation of AC/DC Hybrid Power Transmission System Containing Series Compensator
徐大鹏;李兴源;熊萍;艾飞;
摘要(Abstract):
以含串补的交直流混合输电系统为研究对象,通过在交流系统中采取有效措施削弱次同步谐振。首先用可控串联电容补偿器(thyristor-controlled series capacitor,TCSC)代替部分固定串补;然后进行TCSC主电路参数选择和基于相位补偿法的TCSC附加次同步阻尼控制器设计;最后用PSCAD/EMTDC软件进行仿真验证。结果表明,该策略可以提高系统阻尼,有效抑制系统的次同步谐振,改善系统的稳定性。
关键词(KeyWords): 次同步谐振;可控串联电容补偿器;相位补偿法;次同步阻尼控制器
基金项目(Foundation): “十一五”国家科技支撑计划重大项目(2008BAA13B01);; 国家自然科学基金项目(50595412,50577044)~~
作者(Author): 徐大鹏;李兴源;熊萍;艾飞;
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DOI:
参考文献(References):
- [1]雷宪章,Povh D.串联补偿技术在远距离高电压交流输电系统中的应用[J].电网技术,1998,22(11):34-39.Lei Xianzhang,Povh D.Series compensation for a long distance AC transmission system[J].Power System Technology,1998,22(11):34-39(in Chinese).
- [2]Kakimoto N,Phongphanphanee A.Subsynchronous resonance damping controll of thyristor-controlled series capacitor[J].IEEE Transaction On Power Delivery,2003,18(3):1051-1059.
- [3]Liu Qianjin,Zhou Changchun,Angquist L,et al.Using TCSC scheme for SSR mitigation in a radial transfer corridor[C].International Conference on Power System Technology,Chongqing,China,2006.
- [4]曹路,陈珩.可控串联补偿抑制次同步谐振的机理[J].电力系统自动化,2001,25(4):25-31.Cao Lu,Chen Heng.The mechanism of mitigating sub-synchronous resonance by thyristor-controlled series compensation[J].Automation of Electric Power Systems,2001,25(4):25-31(in Chinese).
- [5]Zhu W,Spee R,Mohler R R,et al.An EMTP study of SSR mitigation using the thyristor controlled series capacitor[J].IEEE Transaction on Power Delivery,1995,10(3):1479-1485.
- [6]韩光,童陆园,葛俊,等.TCSC抑制次同步谐振的机理分析[J].电力系统自动化,2002,26(2):18-22.Han Guang,Tong Luyuan,Ge Jun,et al.Mechanism analysis of mitigating sub-synchronous resonance by TCSC[J].Automation of Electric Power Systems,2002,26(2):18-22(in Chinese).
- [7]Pilotto L A S,Bianco A,Long W E,et al.Impact of TCSC controll methodologies on Subsynchronous Oscillations[J].IEEE Transaction on Power Delivery,2003,18(1):243-252.
- [8]王路,李兴源.复杂交直流系统的双时标混合协调仿真[J].电力系统自动化,2005,29(22):28-32.Wang Lu,Li Xingyuan.Hybird dual-time scale simulation technology for complex AC-DC power grids[J].Automation of Electric Power Systems,2005,29(22):28-32(in Chinese).
- [9]周长春,徐征.串补AC/DC系统次同步振荡阻尼特性分析[J].高电压技术,2004,30(2):1-9.Zhou Changchun,Xu Zheng.Analysis of damping characteristic of the subsynchronous oscillation in AC/DC system with series capacitor compensation[J].High Voltage Engineering,2004,30(2):1-9(in Chinese).
- [10]余军,何富发,周波.利用直流输电抑制交直流系统次同步振荡的仿真研究[J].中国电机工程学报,1997,17(6):386-390.Yu Jun,He Fufa,Zhou Bo.Simulation study of method of damping SSO in AC/DC system[J].Proceedings of the CSEE,1997,17(6):386-390(in Chinese).
- [11]伍凌云,李兴源,杨煜,等.基于Prony辨识的次同步阻尼控制器研究[J].电力自动化设备,2007,27(9):12-17.Wu Lingyun,Li Xingyuan,Yang Yu,et al.Subsynchronous damping controller design using Prony identification[J].Electric Power Automation Equipment,2007,27(9):12-17(in Chinese).
- [12]江全元,程时杰,曹一家.基于遗传算法的HVDC附加次同步阻尼控制器的设计[J].中国电机工程学报,2002,11(11):87-91.Jiang Quanyuan,Cheng Shijie,Cao Yijia.Design of HVDC supplementary sub-synchronous damping controller using genetic algorithms[J].Proceedings of the CSEE,2002,11(11):87-91(in Chinese).
- [13]杨秀,王西田,陈陈.基于H∞鲁棒控制理论的高压直流输电系统附加次同步振荡阻尼控制设计[J].电网技术,2006,30(9):57-61.Yang Xiu,Wang Xitian,Chen Chen.Design of supplemental sub-synchronous oscillation damping control based on H∞robust control theory of HVDC sustem[J].Power System Technology,2006,30(9):57-61(in Chinese).
- [14]王海风,毕胜春,李捷.设计灵活交流输电稳定器的相位补偿法(I):单机无穷大电力系统[J].控制与决策,1998,14(4):342-346.Wang Haifeng,Bi Shengchun,Li Jie.Phase cmpensation method to design FACTS-based stabilizers part I:single-machine infinite-bus power systems[J].Control and Design,1998,14(4):342-346(in Chinese).
- [15]王海风,毕胜春,李捷.设计灵活交流输电稳定器的相位补偿法(II):多几电力系统[J].控制与决策,1998,13(5):568-571.Wang Haifeng,Bi Shengchun,Li Jie.Phase cmpensation method to design FACTS-based stabilizers part II:multi-machine power systems[J].Control and Design,1998,13(5):568-571(in Chinese).