Pulsed arcwelding power source by thyristor DC chopper consists of common DCarcwelding 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。
2
The results from the experiments had exhibited that the arc digging action of SCR rectifier is the same as that of DCarcwelding generator.
最终实现了在可控硅整流焊机上模拟出类似直流旋转焊机的电弧穿透力。
3
And the operation of various gas-shielded welding, ac and DCarcwelding machine, stud welding machine, air plasma cutting machines and other ancillary products.