抑制次同步谐振的可控串补线性最优控制器设计Linear Optimal Controller Design of Thyristor Controlled Series Compensation to Suppress Subsynchronous Resonance
李伟;李兴源;洪潮;杨煜;
摘要(Abstract):
首先基于单机无穷大系统的数学模型建立了包括可控串补的状态空间描述;然后根据线性最优控制理论,应用基于次时间最优控制的加权矩阵确定方法设计了单机无穷大系统的可控串补控制器。采用上述方法不仅可以准确、快速地设计出所需要的控制器,还可避免设计者的盲目试验。最后利用PSCAD/EMTDC仿真程序,通过对含可控串补的单机无穷大系统的暂态仿真验证了该方法的有效性。
关键词(KeyWords): 次同步谐振(SSR);可控串补(TCSC);线性最优控制
基金项目(Foundation): 国家重点基础研究专项经费资助项目(2004CB217907);; 国家自然科学基金资助项目(50595412)~~
作者(Author): 李伟;李兴源;洪潮;杨煜;
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DOI:
参考文献(References):
- [1]Prabha Kundur.电力系统稳定与控制[M].北京:中国电力出版社,2001.
- [2]IEEE Committee Report.Definitions and symbols for subsynchronous oscillations[J].IEEE Trans On Power Apparatus and System,1985,PAS-104(6):1326-1334.
- [3]徐桂芝,武守远,王宇红,等.用TCSC装置抑制电力系统低频振荡的研究[J].电网技术,2004,28(15):45-47.Xu Guizhi,Wu Shouyuan,Wang Yuhong,et al.Damping lowfrequency oscillation in power system by TCSC[J].Power System Technology,2004,28(15):45-47(in Chinese).
- [4]郭春林,童陆园.多机系统中可控串补抑制功率振荡的研究[J].中国电机工程学报,2004,24(6):1-6.Guo Chunlin,Tong Luyuan.Application of TCSC to damp oscillations in multi-machine systems[J].Proceedings of the CSEE,2004,24(6):1-6(in Chinese).
- [5]苏建设,柯宁,陈陈.提高暂态稳定的励磁与FACTS协调策略设计[J].中国电机工程学报,2003,23(9):6-10.Su Jianshe,Ke Ning,Chen Chen.Coordinated design of generator excitation and FACTS for transient stability enhancement[J].Proceedings of the CSEE,2003,23(9):6-10(in Chinese).
- [6]林宇锋,徐政,黄莹.TCSC功率振荡阻尼控制器的设计[J].电网技术,2005,29(22):35-39.Lin Yufeng,Xu Zheng,Huang Ying.Design of TCSC auxiliary controller for inter-area power oscillation damping[J].Power System Technology,2005,29(22):35-39(in Chinese).
- [7]江振华,程时杰,傅予力,等.含有可控串联补偿电容的电力系统次同步谐振研究[J].中国电机工程学报,2000,20(6):47-52.Jiang Zhenhua,Cheng Shijie,Fu Yuli,et al.Analysis of subsynchronous resonance of power system with TCSC[J].Proceedings of the CSEE,2000,20(6):47-52(in Chinese).
- [8]葛俊,童陆园,耿俊成,等.TCSC抑制次同步谐振的机理研究及其参数设计[J].中国电机工程学报,2002.22(6):25-29.Ge Jun,Tong Luyuan,Geng Juncheng,et al.The mechanisim research of SSR mitigation by TCSC and its parameter design[J].Proceedings of the CSEE,2002,22(6):25-29(in Chinese).
- [9]李亚健,周孝信,武守远,等.以可控串补抑制次同步谐振的物理模拟试验研究[J].中国电机工程学报,2001.21(6):1-4.Li Yajian,Zhou Xiaoxin,Wu Shouyuan,et al.SSR mitigation test studies of TCSC on analog simulator[J].Proceedings of the CSEE,2001,21(6):1-4(in Chinese).
- [10]曹继丰.平果可控串补工程及其在南方电网中的作用[J].电网技术,2004.28(14):6-9.Cao Jifeng.An intriduction to PingGuo TCSC project and its function in China Southern Power Grid[J].Power System Technology,2004,28(14):6-9(in Chinese).
- [11]张洪钺,王青.最优控制理论与应用[M].北京:高等教育出版社,2006.
- [12]卢强,王仲鸿,韩英铎.输电系统最优控制[M].北京:科学出版社,1982.
- [13]倪以信,陈寿孙,张宝霖.动态电力系统的理论和分析[M].北京:清华大学出版社,2002.
- [14]Helbing S,Karady G.Investigations of an advanced form of series compensation[J].IEEE Trans on Power Delivery,1994,9(2):939-947.
- [15]颜伟,朱继忠,徐国禹.UPFC线性最优控制方式的研究及其对暂态稳定性的改善[J].中国电机工程学报,2000,20(1):45-49.Yan Wei,Zhu Jizhong,Xu Guoyu.Enhancement of power system stability using linear optimal control strategy of UPFC[J].Proceedings of the CSEE,2000,20(1):45-49(in Chinese).
- [16]黄莹,徐政,杨靖萍.基于同步相量测量单元的观测线性化最优直流附加控制器[J].电网技术,2005,29(3):18-22.Huang Ying,Xu Zheng,Yang Jingping.Observational linearization and optimal HVDC supplementary controller based on phasor measurement unit[J].Power SysteTechnology,2005,29(3):18-22(in Chinese).
- [17]范澍,毛承雄,陆继明,等.多机电力系统神经网络最优励磁控制器[J].中国电机工程学报,2004,24(7):80-84.Fan Shu,Mao Chengxiong,Lu Jiming,et al.Neural network based optimal excitation controller for multi-machine power system[J].Proceedings of the CSEE,2004,24(7):80-84(in Chinese).
- [18]李建文,沈祖诒.水电机组线性最优调节器加权矩阵的确定方法[J].河海大学学报,2000,28(4):45-49.Li Jianwen,Shen Zuyi.A method of weighted matrix selection for hydroturbine linear optimal regulator[J].Journal of Hohai University,2000,28(4):45-49(in Chinese).
- [19]IEEE Working Group.Frist benchmark model for computer simulation of subsynchronous resonance[J].IEEE Trans on Power Apparatus and System,1977,98(2):1565-1570.