基于瞬时无功功率理论的谐波电流检测法研究  

Research of Harmonic Current Detection Method on Instantaneous Reactive Power Theory

作　　者：易桂平[1] 胡仁杰[1] 

机构地区：[1]东南大学电气工程学院,南京210096

出　　处：《电力与能源》2014年第5期566-571,575,共7页Power & Energy

摘　　要：介绍了瞬时无功功率理论的原理及其在电力有源滤波器谐波检测中的应用。利用Matlab仿真软件,对基于瞬时无功功率理论谐波检测方法进行了仿真和实验研究,并对结果进行了分析。仿真和实验结果表明:瞬时无功功率理论谐波检测方法可以准确、实时地检测出有源滤波器中的谐波电流,可为抑制谐波提供可靠的谐波电流分量。The instantaneous reactive power theory principle and its applications in harmonics detection of pow-er active filter are presented in this paper.A research on and simulation of harmonic detection method based on instantaneous reactive power theory is carried out by the Matlab simulation software,a experiment and detailed analysis of the results are presented.The simulation and experiment results show that：instantaneous reactive power theory for harmonics detection can detect the harmonic current of active power filter accurately,real-time,to supply reliable harmonic current component for harmonic restraint.

关 键 词：瞬时无功功率理论 有源滤波器 谐波检测 MATLAB仿真 谐波电流 

分 类 号：TM774[电气工程—电力系统及自动化]