乔煌煌;马丁;沈沉;王雅婷;郭小江;张一驰;

• 1:清华大学电机工程与应用电子技术系
• 2:中国电力科学研究院

摘要(Abstract)：

在合适的地点安装无功补偿装置可以大幅提升直流受端系统的暂态电压稳定性,因此有必要对无功补偿选点进行研究。首先,提出了暂态电压跌落面积指标;然后,根据时域暂态仿真结果,建立了控制候选节点出线故障与其他节点暂态电压跌落面积指标之间的相关性矩阵;接着,采用K-核分解的方法对候选节点的重要性进行排序,并由此确定系统的暂态电压控制节点。将上述方法应用于华东电网和广东电网,仿真结果证明,在该方法得到的控制选点处增加动态无功补偿可以更好地提升受端系统的暂态电压稳定性。

关键词(KeyWords)： 无功补偿;复杂网络;交直流混联系统;相关性矩阵;K-核分解

Abstract:

Keywords:

基金项目(Foundation): 国家电网公司科技项目(XT71-12-007);; 国家重点研发计划(2016YFB0900602)~~

作者(Author): 乔煌煌;马丁;沈沉;王雅婷;郭小江;张一驰;

Email:

DOI: 10.13335/j.1000-3673.pst.2016.10.031

参考文献(References)：

• [1]邵瑶,汤涌.多馈入交直流混合电力系统研究综述[J].电网技术,2009,33(17):24-30.Shao Yao,Tang Yong.Research survey on multi-infeed AC/DC hybrid power systems[J].Power System Technology,2009,33(17):24-30(in Chinese).
• [2]郭龙,刘崇茹,贠飞龙,等.±1100 kV直流系统分层接入方式下的功率协调控制[J].电力系统自动化,2015,39(11):24-30.Guo Long,Liu Chongru,Yun Feilong,et al.Power coordination control of±1100 kV UHVDC system with hierarchical connection mode[J].Automation of Electric Power Systems,2015,39(11):24-30(in Chinese).
• [3]林凌雪,张尧,钟庆.多馈入直流输电系统中的换相失败研究综述[J].电网技术,2006,30(17):40-46.Lin Lingxue,Zhang Yao,Zhong Qing.A survey on commutation failures in multi-infeed HVDC transmission systems[J].Power System Technology,2006,30(17):40-46(in Chinese).
• [4]余晓鹏,张雪敏,钟雨芯,等.交直流系统连锁故障模型及停电风险分析[J].电力系统自动化,2014,38(19):33-39.Yu Xiaopeng,Zhang Xuemin,Zhong Yuxin,et al.Cascading failure model of AC-DC system and blackout risk analysis[J].Automation of Electric Power Systems,2014,38(19):33-39(in Chinese).
• [5]林伟芳,汤涌,卜广全.多馈入交直流系统电压稳定性研究[J].电网技术,2008,32(11):7-12.Lin Weifang,Tang Yong,Bu Guangquan,Study on voltage stability of multi-infeed HVDC power transmission system[J].Power System Technology,2008,32(11):7-12(in Chinese).
• [6]张文杰,张弓达,岳灵平,等.并行多回交直流输电线路检修作业时稳态感应电压计算与分析[J].电网技术,2014,38(8):2310-2314.Zhang Wenjie,Zhang Gongda,Yue Lingping,et al.Calculation and analysis on steady-state induced voltage during maintenance operation of multi parallel circuits of EHV/UHVDC/UHVAC transmission lines[J].Power System Technology,2014,38(8):2310-2314(in Chinese).
• [7]何雨微,刘亚坤,颜楠楠,等.超/特高压交直流输电线路下方低压配线上的感应电压和电流计算[J].电网技术,2015,39(9):2640-2646.He Yuwei,Liu Yakun,Yan Nannan,et al.Evaluation of induced voltage and current on low-voltage distribution lines under EHV/UHV AC and DC transmission lines[J].Power System Technology,2015,39(9):2640-2646(in Chinese).
• [8]杨堤,程浩忠,姚良忠,等.多端直流输电接入下的交直流混联系统电压稳定性研究综述[J].电网技术,2015,39(8):2201-2209.Yang Di,Cheng Haozhong,Yao Liangzhong,et al.Research review on AC DC hybrid system with multi-terminal HVDC[J].Power System Technology,2015,39(8):2201-2209(in Chinese).
• [9]李晶,李晓珺,唐晓骏,等.基于联络线功率波动理论的华北—华中特高压交直流联网系统安全稳定控制策略[J].电网技术,2015,39(12):3327-3332.Li Jing,Li Xiaojun,Tang Xiaojun,et al.Impacts of tie-line power oscillation theory on system stability measurement of North China-Central China UHV AC DC power grid[J].Power System Technology,2015,39(12):3327-3332(in Chinese).
• [10]邵瑶,汤涌,郭小江,等.多直流馈入华东受端电网暂态电压稳定性分析[J].电网技术,2011,35(12):50-55.Shao Yao,Tang Yong,Guo Xiaojiang,et al.Transient voltage stability analysis of east china receiving-end power grid with multi-infeed HVDC transmission lines[J].Power System Technology,2011,35(12):50-55(in Chinese).
• [11]汪娟娟,张尧,夏成军,等.交直流电力系统暂态电压稳定性综述[J].电网技术,2008,32(12):30-34.Wang Juanjuan,Zhang Yao,Xia Chengjun,et a1.Survey of studies on transient voltage stability of AC/DC power system[J].Power System Technology,2008,32(12):30-34(in Chinese).
• [12]刘君华,方鸽飞,吕岩岩.基于灵敏度法确定无功补偿地点[J].电力系统及其自动化学报,2006,18(4):58-61.Liu Junhua,Fang Gefei,LüYanyan.Allocation of reactive compensation using sensitivity analysis approach[J].Proceedings of the CSU-EPSA,2006,18(4):58-61(in Chinese).
• [13]张靖,程时杰,文劲宇,等.通过选择SVC安装地点提高静态电压稳定性的新方法[J].中国电机工程学报,2007,27(34):7-11.Zhang Jing,Cheng Shijie,Wen Jinyu,et al.A novel steady-state voltage stability enhancement method based on SVC allocation[J].Proceedings of the CSEE,2007,27(34):7-11(in Chinese).
• [14]黄弘扬,杨汾艳,徐政,等.基于改进轨迹灵敏度指标的动态无功优化配置方法[J].电网技术,2012,36(2):88-94.Huang Hongyang,Yang Fenyan,Xu Zheng,et al.A dynamic var configuration method based on improved trajectory sensitivity index[J].Power System Technology,2012,32(2):88-94(in Chinese).
• [15]郭小江,马士英,卜广全,等.上海多馈直流系统的无功控制策略[J].电网技术,2009,33(7):30-35.Guo Xiaojiang,Ma Shiying,Bu Guangquan,et al.Reactive power control strategy for Shanghai multi-infeed DC system[J].Power System Technology,2009,33(7):30-35(in Chinese).
• [16]张红丽,刘福锁,李威,等.动态无功补偿装置提高多馈入直流恢复的布点方法[J].电力系统自动化,2016,40(5):133-138.Zhang Hongli,Liu Fusuo,Li Wei,et al.Site selection for dynamic reactive power compensation and improvement of recovery from commutation failures in multi-infeed HVDC system[J].Automation of Electric Power Systems,2016,40(5):133-138(in Chinese).
• [17]周勤勇,张彦涛,贺海磊,等.多直流馈入电网动态无功补偿选点实用方法[J].电网技术,2014,38(7):1753-1757.Zhou Qinyong,Zhang Yantao,He Hailei,et al.A practical site selection method for dynamic reactive power compensation in multi-infeed DC power grid[J].Power System Technology,2014,38(7):1753-1757(in Chinese).
• [18]梅生伟,薛安成,张雪敏.电力系统自组织临界特性与大点网安全[M].北京:清华大学出版社,2009:4.
• [19]蔡泽祥,王星华,任晓娜.复杂网络理论及其在电力系统中的应用研究综述[J].电网技术,2012,36(11):114-121.Cai Zexiang,Wang Xinghua,Ren Xiaona.A review of complex network theory and its application in power systems[J].Power System Technology,2012,36(11):114-121(in Chinese).
• [20]Kinney R,Crucitti P,Albert R,et al.Modeling cascading failures in the North American power grid[J].European Physical Journal B,2005(46):101-107.
• [21]丁明,韩平平.基于小世界拓扑模型的大型电网脆弱性评估[J].中国电机工程学报,2005,25(S):118-122.Ding Ming,Han Pingping.Reliability assessment to large-scale power grid based on small-world topological model[J].Proceedings of the CSEE,2005,25(S):118-122(in Chinese).
• [22]汪小帆,李翔,陈关荣.网络科学导论[M].北京:高等教育出版社,2012:87-89.
• [23]Kitsak M,Gallos L K,Havlin S,et al.Identification of influential spreaders in complex networks[J].Nature Physics,2010,6(11),888-893.
• [24]Zhang Xiangyu,Liu Feng,Yao Rui,et al.Identification of key transmission lines in power grid using modified K-core decomposition[C]//2013 3rd International Conference on Electric Power and Energy Conversion Systems.Istanbul,Turkey:Yildiz Technical University,2013:1-6.
• [25]Zeng A,Zhang C J.Ranking spreaders by decomposing complex networks[J].Physics Letters A,2013,377(14):1031-1035.
• [26]孙元章,王志芳,姚小寅.电力系统二级电压控制的研究[J].电力系统自动化,1999,23(9):9-14.Sun Yuanzhang,Wang Zhifang,Yao Xiaoyin.Study on secondary voltage control of power system[J].Automation of Electric Power Systems,1999,23(9):9-14(in Chinese).
• [27]Western Electricity Coordinating Council.TPL-001-WECC-CRT-3transmission system planning performance[S].
• [28]马世英,印永华,汤涌,等.短期和中长期电压稳定仿真及评价[J].电网技术,2006,30(19):14-20.Ma Shiying,Yin Yonghua,Tang Yong,et al.Simulation and evaluation for short term and mid/long term voltage stability[J].Power System Technology,2006,30(19):14-20(in Chinese).