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研究了逆变式CO2弧焊电源中输出滤波电感的作用，从理论上分析了用电子电抗器取代传统铁磁电抗器的方式，并对减小滤波电感至最小值的约束条件进行了理论分析和实验研究．
The effect of output filter inductor in inverter CO2 arc welding power supply is studied. The way of replacing traditional ferromagnetic reactor with electronic reactor is theoretically analyzed, and the constraint of reducing filter inductor to the minimum value is theoretically analyzed And experimental research.