采用晶闸管直流斩波器的脉冲弧焊电源是由普通的直流弧焊电源，附加晶闸管直流斩波器组成的。
Pulsed arc welding power source by thyristor DC chopper consists of common DC arc welding power source and DC chopper.
提出采用大功率IGBT设计变极性脉冲MIG焊双逆变弧焊电源。
The high-power IGBTs are adopted to design the dual inverter arc-welding power source for variable polarity pulse MIG welding.
采用微机控制的弧焊逆变电源控制灵活、精度高、系统响应高的特点，能够极大提高脉冲MIG焊的控制水平。
Microcomputer controlled arc welding inverter power source can raises greatly controlled level of pulse MIG welding for its flexible control, high accuracy, high system response.
试验结果表明：该电源具有良好的动特性和静特性，能很好地满足脉冲等离子弧焊的要求。
The-test results show that the power supply exhibits good dynamic and static characteristics, and therefore can perfectly fulfil the requirements of pulse plasma arc welding.
本文介绍了可控硅脉冲等离子弧焊电源的研制成果。
The result of developing SCR power supply for pulse plasma arc welding is introduced in this paper.
建立了微机控制和IGBT逆变式脉冲MIG焊电源系统，实现了MIG焊接过程弧压自适应闭环控制。
A microcomputer controlled IGBT inverter power source for pulsed MIG welding is developed. It realizes the self adaptive control and closed loop control of arc voltage in pulsed MIG welding process.
介绍了以DSC为控制核心的逆变交流脉冲MIG弧焊电源的构成及工作原理；
The structure and the work principle of digital control pulse MIG welding invert power supply are introduced;
介绍了以DSC为控制核心的逆变交流脉冲MIG弧焊电源的构成及工作原理；
The structure and the work principle of digital control pulse MIG welding invert power supply are introduced;
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