具有PFC功能的小型逆变MIG焊机研究

对小型逆变MIG焊机中出现的电流畸变问题进行了分析。为了抑制电网谐波电流和提高焊机的功率因数，提出了一种单相有源功率因数校正（APFC）方案，并介绍了其工作原理，通过调试和实验验证了所提方案的可行性。

Saved in:
Bibliographic Details
Published in电子技术应用 Vol. 38; no. 2; pp. 60 - 62
Main Author 李欢 陈克选 陈响
Format Journal Article
LanguageChinese
Published 兰州理工大学有色金属合金及加工教育部重点实验室,甘肃兰州,730050 2012
Subjects
Boost变换器
有源功率因数校正
焊接逆变电源
电路拓扑
电路拓扑
Boost变换器
有源功率因数校正
焊接逆变电源
Online AccessGet full text
ISSN0258-7998
DOI10.3969/j.issn.0258-7998.2012.02.022

Cover

More Information
Summary:对小型逆变MIG焊机中出现的电流畸变问题进行了分析。为了抑制电网谐波电流和提高焊机的功率因数，提出了一种单相有源功率因数校正（APFC）方案，并介绍了其工作原理，通过调试和实验验证了所提方案的可行性。
Bibliography:active power factor correction;are welding inverter;circuit topology;Boost converter
The current distortion problem of small inverter MIG welding machine is analyzed in this article.A single-phase active power factor correction （APFC） is introduced to eliminate harmonics and raise power factor,and the working principle was described. Experiment and testing results prove that the method is feasible.
Li Huan, Chen Kexuan, Chen Xiang （State Key Laboratory of Gansu Advanced Non-ferrous Metal Materials,Lanzhou University of Technology, Lanzhou 730050, China）
11-2305/TN
ISSN:0258-7998
DOI:10.3969/j.issn.0258-7998.2012.02.022