Pulsed arc welding power source by thyristor DC chopper consists of common DC arc welding power source and DC chopper.

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。

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This paper analyses and studies the methods for measuring inductance of the iron core DC reactor of CO_2 arc welding power source.

本文对CO_2焊接电源直流铁芯电抗器电感值的测试方法进行了分析研究，指出现有的方法测试误差较大。

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The inverter arc welding power source is the new power source and features high speed, small DC current ripple, stable arc, light weight, small capacity and low power consumption.

逆变式弧焊电源是新一代的弧焊电源，其特点是速度快，直流输出电流波纹小，电弧稳定，质量小，体积小，能耗低。

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