整流电路的谐波分析及单级功率因数校正

基金项目:

河南省自然科学基金项目(0411050600)

Analysis of Harmonics in Rectification Circuit and Correction of Single-stage Power Factor

Dept. of Electrical Engineering of Henan Polytechnic University, Jiaozuo 454000, China

摘要: 介绍了整流电路中功率因数的计算方法,重点分析了三相整流电路中谐波电流对功率因数的影响。通过实验结果表明,单级功率因数校正装置可以实现较高的功率因数、较低的总谐波畸变,而且输出电压纹波小。
- 谐波分析 /
- 整流器 /
- 功率因数 /
- 校正
Abstract: This paper introduced a computing method about power factor of rectification circuit, analyzed emphatically the influence of harmonics on power factor in three-phase rectification circuit. Experiment results showed that the correction device of power factor could realize high power factor, low harmonic distortion and low ripple of output voltage.
- harmonics analysis /
- rectifier /
- power factor /
- correctio