基于DSP的CO_2焊短路过程控制

Waveform control of CO_2 welding short-circuit process based on DSP

介绍了数字信号处理器(DSP)控制CO2焊短路过渡控制系统,DSP软件进行短路波形控制方案和燃弧波形控制的PI算法,给出了软件控制的焊接电流、电压波形。试验结果表明,该控制方法控制性能良好,较好地满足工艺性能要求,实现了焊机控制的数字化。

This article introduces DSP controlled CO 2 welding short-circuit process control system,short-circuit waveform control method and arc waveform control with PI arthmetic,also it gives welding current and voltage waveforms .The results show that this control method can meet the requirement of welding quality,realize digital control of CO 2 inverter.