一种单相电路谐波电流检测方法  

A Kind of Detecting Method of Single-phase Circuit Harmonic Current

作　　者：李剑峰 宋丹[2] 

机构地区：[1]东北电力科学研究院,沈阳110006 [2]东北电网有限公司发展策划部,沈阳110006

出　　处：《电气开关》2009年第4期79-81,共3页Electric Switchgear

摘　　要：为了解决单相电路瞬时谐波及无功电流检测方法存在的问题,对单相电网电流进行了分解并提出了一种新的单相电路瞬时谐波及无功电流的检测方法。对该方法进行了理论分析和Matlab仿真试验,证明该方法较好的解决了单相电路中谐波及无功电流的实时检测问题,算法简化易于实现。In order to solve the intricate problem in the method for detecting of harmonics and instantaneous reactive current in single-phase circuit, the current in single-phase circuit is decomposed and a new detecting method for harmonics and reactive currents in single-phase circuit is brought forward. The theoretical analysis and simulation by using Matlab make it evident that the method solved the problem of real-time harmonic and reactive detecting successfully and it can be achieved easily.

关 键 词：单相电路 谐波电流 检测 瞬时无功电流 

分 类 号：TM13[电气工程—电工理论与新技术]