【摘要】 本文介绍了一种IGBT逆变式弧焊电源的基本结构和工作原理,对其控制方法及保护电路进行了讨论,并提出了一种闭环与门限综合控制电源外特性的方法。更多还原

【Abstract】 The structure and operating principle of an IGBT arc welding inverter are introduced. Its control mehod and protecting circuits are discussed in the paper,and a method for synthetically controlling the output characteristic of an arc welding power source with closed loop and threshold is proposed by the author.更多还原