周启航;张东霞;郭强;

• 1:中国电力科学研究院

摘要(Abstract)：

传统的电力系统暂态电压稳定性分析都是采用确定性分析方法。这种方法以最严重但发生概率较低的故障来对系统进行电压稳定的校验,其结果过于保守。风险评估的方法能较好地克服以上缺点。提出了一种计及多种不确定因素的暂态电压稳定风险评估方法。该方法将防止系统暂态电压崩溃而采取的控制措施造成的控制成本作为系统失去暂态稳定性的严重度,并基于所得到的风险指标对事故进行了筛选与排序。IEEE-9节点系统的评估结果证明了所提方法的可行性。

关键词(KeyWords)： 暂态电压稳定性;不确定因素;控制成本;风险评估

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 周启航;张东霞;郭强;

Email:

DOI: 10.13335/j.1000-3673.pst.2011.08.026

参考文献(References)：

• [1]葛睿,董昱,吕跃春.欧洲“11.4”大停电事故分析及对我国电网运行工作的启示[J].电网技术,2007,31(3):1-6.Ge Rui,Dong Yu,LüYuechun.Analysis of large-scale blackout'in UCTE power grid and lessons to be drawn to power grid operationin China[J].Power System Technology,2007,31(3):1-6(in Chinese).
• [2]张运洲.我国电网规划与发展中的几个具体问题[J].电网技术,2003,27(9):50-53.Zhang Yunzhou.Specific problems of planning and development forpower network in China[J].Power System Technology,2003,27(9):50-53(in Chinese).
• [3]郭瑞鹏,韩祯祥.电压稳定分析的改进连续潮流法[J].电力系统自动化,1999,23(14):13-16.Guo Ruipeng,Han Zhenxiang.An improved continuation power flowmethod for voltage stability analysis[J].Automation of ElectricPower Systems,1999,23(14):13-16(in Chinese).
• [4]吴政球,荆勇.基于时域仿真的暂态裕度灵敏度分析[J].中国电机工程学报,2001,21(6):19-24.Wu Zhengqiu,Jing Yong.Transient stability sensitivity based on timedomain simulation[J].Proceedings of the CSEE,2001,21(6):19-24(in Chinese).
• [5]余娟,李文沅,颜伟.静态电压稳定风险评估[J].中国电机工程学报,2009,29(28):40-46.Yu Juan,Li Wenyuan,Yan Wei.Risk assessment of static voltagestability[J].Proceedings of the CSEE,2009,29(28):40-46(inChinese).
• [6]陈为化,江全元,曹一家,等.电力系统电压崩溃的风险评估[J].电网技术,2005,29(19):6-10.Chen Weihua,Jiang Quanyuan,Cao Yijia,et a1.Risk assessment ofvoltage collapse in power system[J].Power System Technology,2005,29(19):6-10(in Chinese).
• [7]余志国,陈为化,王超,等.基于电压风险的电力系统预防控制[J].安徽电力,2009,26(1):48-53.Yu Zhiguo,Chen Weihua,Wang Chao,et a1.Power system controlbased on voltage risk[J].Anhui Electric Power,2009,26(1):48-53(inChinese).
• [8]赵姗姗,仲悟之,张东霞.暂态电压稳定风险评估方法及应用[J].电力系统自动化,2009,33(19):1-4.Zhao Shanshan,Zhong Wuzhi,Zhang Dongxia.A transient voltageinstability risk assessment method and its application[J].Automationof Electric Power Systems,2009,33(19):1-4(in Chinese).
• [9]Marsadek M,Mohamed A,Nizam M,et al.Risk based static securityassessment in a practical interconnected power system[C]//2nd IEEEInternational Conference on Power and Energy.Johor Bahru,Malaysia:IEEE,2008.
• [10]李文沅,周家启,卢继平,等译.电力系统风险评估(模型、方法及应用)[M].北京:科学出版社,2006:7-15.
• [11]Billinton R,Kuruganty P R S.Probabilistic evaluation of transientstability in a multi-machine system[J].IEE Proceedings-C,1979,126(4):321-326.
• [12]薛禹胜,刘强,Dong Zhaoyang,等.关于暂态稳定不确定性分析的评述[J].电力系统自动化,2007,31(14):1-6.Xue Yusheng,Liu Qiang,Dong Zhaoyang,et a1.A review ofnon-deterministic analysis for power system transient stability[J].Automation of Electric Power Systems,2007,31(14):1-6(inChinese).
• [13]Taylor C W.Power system voltage stability[M].New York:McGraw-Hill Press,1994:19-22.
• [14]周双喜.电力系统电压稳定性及其控制[M].北京:中国电力出版社,2004:294-297.
• [15]马世英,易俊,孙华东,等.电力系统低压减载配置原则及方案[J].电力系统自动化,2009,33(5):45-49.Ma Shiying,Yi Jun,Sun Huadong,et a1.Study on configuration ofunder-voltage load shedding in power systems[J].Automation ofElectric Power Systems,2009,33(5):45-49(in Chinese).
• [16]王伟,毛安家,张粒子,等.市场条件下电力系统暂态安全风险评估[J].中国电机工程学报,2009,29(1):68-73.Wang Wei,Mao Anjia,Zhang Lizi,et a1.Risk assessment of powersystem transient security under market condition[J].Proceedings ofthe CSEE,2009,29(1):68-73(in Chinese).