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电网技术  2012 

电力系统强迫功率振荡的等效电路定位分析法

, PP. 101-108

Keywords: 强迫振荡,扰动源定位,能量函数,等效电路

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Abstract:

强迫功率振荡事故发生时,最有效的应对办法是找到扰动源。文中以单机无穷大系统中原动机注入不平衡功率引发强迫振荡为例,根据振荡达到稳态时线性化系统变量关系以及能量转化的特性,把强迫振荡的功率偏差和频率偏差用相量表示,再将稳态的振荡过程转化为一个电路进行分析,并将此电路分析方法推广到多机系统。在此基础之上,给出了4种判断扰动传播方向的方法,并据此找出扰动源所在的位置。通过10机39节点系统仿真验证了该方法的有效性。

References

[1]  韩志勇,贺仁睦,徐衍会,等.基于能量角度的共振机理电力系统低频振荡分析[J].电网技术,2007,31(8):13-16.Han Zhiyong,He Renmu,Xu Yanhui,et al.Analysis on power system low frequency oscillations originated in resonance mechanism from viewpoint of energy[J].Power System Technology,2007,31(8):13-16(in Chinese).
[2]  王德林,王晓茹,Thorp J S.电力系统的连续体机电波模型[J].中国电机工程学报,2006,26(17):30-37.Wang Delin,Wang Xiaoru,Thorp J S.Electromechanical wave continuum model for power system[J].Proceedings of the CSEE,2006,26(17):30-37(in Chinese).
[3]  葛庭燧.固体内耗理论基础[M].北京:科学出版社,2000:24-25.
[4]  乌鲁索夫.同步电机线性振荡理论[M].北京:科学出版社,1964:39-41.
[5]  Semlyen A.Analysis of disturbance propagation in power systems based on a Homogeneoue dynamic model[J].IEEE Trans on PAS,1974,93(2):676-684.
[6]  鞠平,马大强.电力系统负荷的动静特性对低频振荡阻尼的影响分析[J].浙江大学学报:自然科学版,1989,5(23):750-760.Ju Ping,Ma Daqiang.Effects of static and dynamic loads on the damping of low-frequency oscillations in electric power systems [J].Journal of Zhejiang University:Natural Science Edition,1989,5(23):750-760(in Chinese).
[7]  张静,徐政,王峰,等.TLS-ESPRIT算法在低频振荡分析中的应用[J].电力系统自动化,2007,31(20):84-88.Zhang Jing,Xu Zheng,Wang Feng,et al.TLS-ESPRIT based method for low frequency oscillation analysis in power system [J].Automation of Electric Power Systems,2007,31(20):84-88(in Chinese)
[8]  胡为兵,李开成,张明,等.基于模极大值小波域和TLS-ESPRIT的振荡瞬态识别方法[J].电网技术,2008,32(21):47-51. Hu Weibing,Li Kaicheng,Zhang Ming,et al.Identification of oscillatory transients based on modulus maximum wavelet domain and TLS-ESPRIT[J].Power System Technology,2008,32(21):47-51(in Chinese).
[9]  Ma Jin,Zhang Pu,Fu Hongjun,et al.Application of phasor measurement unit on locating disturbance source for low-frequency oscillation[J].IEEE Trans on Smart Grid,2010,1(3):340-346.
[10]  汤涌.电力系统强迫振荡分析[J].电网技术,1995,19(12):6-10.Tang Yong.The analysis of forced power oscillation in power system [J].Power System Technology,1995,19(12):6-10(in Chinese).
[11]  汤涌.电力系统强迫功率振荡的基础理论[J].电网技术,2006,30(10):29-33.Tang Yong.Fundamental theory of forced power oscillation in power system[J].Power System Technology,2006,30(10):29-33(in Chinese).
[12]  韩志勇,贺仁睦,徐衍会.汽轮机压力脉动引发电力系统低频振荡的共振机理分析[J].中国电机工程学报,2008,28(1):47-51.Han Zhiyong,He Renmu,Xu Yanhui.Study on resonance mechanism of power system low frequency oscillation induced by turbo-pressure pulsation[J].Proceedings of the CSEE,2008,28(1):47-51(in Chinese).
[13]  汤凡,刘天琪,李兴源.大型水电机组与交直流互联电网的耦合作用[J].电网技术,2011,35(3):38-43. Tang Fan,Liu Tianqi,Li Xingyuan.Analysis on coupling of large hydraulic turbine with AC-DC interconnected power system [J].Power System Technology,2011,35(3):38-43(in Chinese).
[14]  余一平,闵勇,陈磊,等.周期性负荷扰动引发强迫功率振荡分析[J].电力系统自动化,2010,34(6):7-11.Yu Yiping,Min Yong,Chen Lei,et al.Analysis of forced power oscillation caused by continuous load disturbances [J].Automation of Electric Power Systems,2010,34(6):7-11(in Chinese).
[15]  Yu Yiping,Min Yong,Chen Lei,et al.The disturbance source identification of forced power oscillation caused by continuous cyclical load[C]//2011 4th International Conference on Electric Utility Deregulation and Restructuring and Power Technologies(DRPT).Weihai,China:IEEE,2011:308-313.
[16]  杨东俊,丁坚勇,李继升,等.同步发电机非同期并网引起强迫功率振荡分析[J].电力系统自动化,2011,35(10):99-103.Yang Dongjun,Ding Jianyong,Li Jisheng,et al.Analysis of power system forced oscillation caused by asynchronous parallelizing of synchronous generators [J].Automation of Electric Power Systems,2011,35(10):99-103(in Chinese).
[17]  余一平,闵勇,陈磊,等.基于能量函数的强迫功率振荡扰动源定位[J].电力系统自动化,2010,34(5):1-6.Yu Yiping,Min Yong,Chen Lei,et al.Disturbance source location of forced power oscillation using energy functions [J].Automation of Electric Power Systems,2010,34(5):1-6(in Chinese).
[18]  陈磊,闵勇,胡伟.基于振荡能量的低频振荡分析与振荡源定位(一)理论基础与能量流计算[J].电力系统自动化,2012,36(3):22-27.Chen Lei,Min Yong,Hu Wei.Low frequency oscillation analysis and oscillation source location based on oscillation energy part one mathematical foundation and energy flow computation [J].Automation of Electric Power Systems,2012,36(3):22-27(in Chinese).
[19]  杨东俊,丁坚勇,李继升,等.基于参数辨识的强迫功率振荡扰动源定位方法[J].电力系统自动化,2012,36(2):26-30.Yang Dongjun,Ding Jianyong,Li Jisheng,et al.A disturbance source location method for forced power oscillation based on parameter identification[J].Automation of Electric Power Systems,2012,36(2):26-30(in Chinese).
[20]  董清,梁晶,颜湘武,等.大规模电网中低频振荡扰动源的定位方法[J].中国电机工程学报,2012,32(1),78-83.Dong Qing,Liang Jing,Yan Xiangwu,et al.Locating method of disturbance source of low frequency oscillation in large scale power grid [J].Proceeding of the CSEE,2012,32(1):78-83(in Chinese).

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