Safety characteristics of manual arc welding and the accident due to it were described. Its cause was analyzed. Its safety prevention measures were put forwards.
2
针对手工焊条电弧焊(MMA)弧焊过程特点，建立了绝缘栅型晶体管逆变式弧焊电源控制系统。
Based on the characteristics of MMA welding process, a new control system of IGBT inverter arc welding power source is developed.
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