考虑负荷静态特性中负荷间关联的灵敏度计算Sensitivity Calculation Considering Load Interdependence in Static Characteristics of Loads
苗峰显;蔡忠勤;郭志忠;
摘要(Abstract):
建立了输入量与输出量之间的灵敏度计算模型,并给出了各个输入量之间相互不孤立时的灵敏度计算方法。指出了在计算电力系统灵敏度时,忽略负荷间的内在联系与实际物理状况不相符。基于灵敏度计算模型,给出了考虑负荷静态特性中负荷间相互关联的灵敏度计算方法。并通过IEEE 39节点系统对比了传统功率网络灵敏度与文中所提方法灵敏度值,指出按传统方法计算时会有较大误差,文中所提方法更符合实际物理状况,同时还指出了负荷静态模型对灵敏度计算的重要性。
关键词(KeyWords): 灵敏度;负荷静态特性;功率网络;电力系统;潮流
基金项目(Foundation):
作者(Author): 苗峰显;蔡忠勤;郭志忠;
Email:
DOI:
参考文献(References):
- [1]崔翔,张国强.电气设备电磁参数的灵敏度分析与自动设计[J].中国电机工程学报,2000,20(11):17-20.Cui Xiang,Zhang Guoqiang.Sensitivity analysis and automatic design of electromagnetic parameters in power apparatuses[J].Proceedings of the CSEE,2000,20(11):17-20(in Chinese).
- [2]王景亮,张焰,王承民,等.基于灵敏度分析与最优潮流的电网无功电压考核方法[J].电网技术,2005,29(10):65-69.Wang Jingliang,Zhang Yan,Wang Chengmin,et al.Power system reactive power voltage assessment based on sensitivity analysis and optimal power flow[J].Power System Technology,2005,29(10):65-69(in Chinese).
- [3]赵晋泉,江晓东,张伯明.一种用于预防支路型失稳故障的灵敏度方法[J].中国电机工程学报,2004,24(12):69-73.Zhao Jinquan,Jiang Xiaodong,Zhang Boming.A sensitivity method for prevention of branch type insecure contingency[J].Proceedings of the CSEE,2004,24(12):69-73(in Chinese).
- [4]韩风玲,许承斌,柳焯.单端测试故障定位灵敏度分析[J].中国电机工程学报,2000,20(1):73-77.Han Fengling,Xu Chengbin,Liu Zhuo.Sensitivity analysis for one-terminal measurement fault location[J].Proceedings of the CSEE,2000,20(1):73-77(in Chinese).
- [5]陈敏,张步涵,段献忠,等.基于最小奇异值灵敏度的电压稳定薄弱节点研究[J].电网技术,2006,30(24):36-39.Chen Min,Zhang Buhan,Duan Xianzhong,et al.Study on weak buses of voltage stability based on sensitivity of minimum singular value[J].Power System Technology,2006,30(24):36-39(in Chinese).
- [6]万键如,陈超,王硕禾,等.一种灵敏度最小化的电能质量同步补偿方法[J].中国电机工程学报,2006,26(19):76-80.Wan Jianru,Chen Chao,Wang Shuohe,et al.A sensitivity minimal compensating method of power quality[J].Proceedings of CSEE,2006,26(19):76-80(in Chinese).
- [7]蔡晓波,吴政球,匡文凯,等.基于直流分布因子的可用输电能力灵敏度分析[J].电网技术,2006,30(18):45-48.Cai Xiaobo,Wu Zhengqiu,Kuang Wenkai,et al.Study on sensitivity of available transfer capability based on DC distribution factors[J].Power System Technology,2006,30(18):45-48(in Chinese).
- [8]江伟,王成山,余贻鑫,等.电压稳定裕度对参数灵敏度求取的新方法[J].中国电机工程学报,2006,26(2):13-18.Jiang Wei,Wang Chengshan,Yu Yixin,et al.A new method to compute the sensitivity of loading margin to voltage collapse with respect to parameters[J].Proceedings of the CSEE,2006,26(2):13-18(in Chinese).
- [9]张尧,宋文南.节点电压稳定临界状态和弱节点的确定[J].中国电机工程学报,1993,13(6):40-45.Zhang Yao,Song Wennan.Determination of the critical state of voltage stability in load buses and the weakest bus of the power system[J].Proceedings of the CSEE,1993,13(6):40-45(in Chinese).
- [10]李欣然,贺仁睦,章健,等.负荷特性对电力系统静态电压稳定的影响及静态特性电压稳定性的广义实用判据[J].中国电机工程学报,1999,19(4):26-30.Li Xinran,He Renmu,Zhang Jian,et al.Effect of load characteristics on power system stead-state voltage stability and practical criterion of voltage stability[J].Proceedings of the CSEE,1999,19(4):26-30(in Chinese).
- [11]袁骏,段献忠,何仰赞,等.电力系统电压稳定灵敏度分析方法综述[J].电网技术,1997,21(9):7-10.Yuan Jun,Duan Xianzhong,He Yangzan,et al.Summarization of the sensitivity analysis method of voltage stability in power systems[J].Power System Technology,1997,21(9):7-10(in Chinese).
- [12]姚玉斌,陈学允.考虑负荷静态特性的静态电压稳定判据[J].哈尔滨工业大学,1999,31(6):112-115.Yao Yubin,Chen Xueyun.A static voltage stability criterion considering load static characteristics[J].Journal of Harbin Institute of Technology,1999,31(6):112-115(in Chinese).
- [13]苗峰显,郭志忠.灵敏度方法在电力系统分析与控制中的应用综述[J].继电器,2007,35(15):72-76.Miao Fengxian,Guo Zhizhong.A survey of sensitivity technique and its application in power systems analysis and control[J].Relay,2007,35(15):72-76(in Chinese).
- [14]汤涌,张红斌,侯俊贤,等.负荷建模的基本原则和方法[J].电网技术,2007,31(4):1-5.Tang Yong,Zhang Hongbin,Hou Junxian,et al.Study on essential principle and methods for load modeling[J].Power System Technology,2007,31(4):1-5(in Chinese).
- [15]张红斌,汤涌,张东霞,等.负荷建模技术的研究现状与未来发展方向[J].电网技术,2007,31(4):6-10.Zhang Hongbin,Tang Yong,Zhang Dongxia,et al.Present situation and prospect of load modeling Technique[J].Power System Technology,2007,31(4):6-10(in Chinese).
- [16]孙宏斌,张伯明,相年德.准稳态灵敏度的分析方法[J].中国电机工程学报,1999,19(4):9-13.Sun Hongbin,Zhang Boming,Xiang Niande.New sensitivity analysis method under quasi-steady-state for power systems[J].Proceedings of the CSEE,1999,19(4):9-13(in Chinese).