两点无功测量法及其准确度验证  

Two Point Reactive Power Measurement Method and its Accuracy verify

作　　者：王长柱[1] 崔丽君 

机构地区：[1]太原电力高等专科学校,太原030013 [2]广播电影电视管理干部学院,太原030013

出　　处：《电力学报》2010年第2期135-137,共3页Journal of Electric Power

摘　　要：在晶闸管投切电容器(TSC)、电抗器(TCR)等无功补偿设备中,实时准确地检测出线路的无功功率大小十分必要。介绍了两点无功功率测量法及其理论依据。并通过Matlab仿真程序对各种工况条件下该算法的准确性进行了验证,总结了影响该方法准确性和快速性的因素。证明了该方法具有算法简便,实时性好等特点。In the application of var compensation equipment like TSC,TCR and so on,it is necessary to detect the reactive power of the line accurate and real-time.The two point Reactive power measurement and its theoretical is introduced.The accuracy of this method under a variety of working conditions is verified by Matlab simulation.The factors that influence the accuracy and Instant is summarized.Proved that the method has factors of algorithmsimple,good real-time.

关 键 词：无功补偿 无功功率测量 谐波 

分 类 号：TM714.3[电气工程—电力系统及自动化]