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采用８０Ｃ５５２单片机控制半桥式ＩＧＢＴ逆变焊机，介绍了这种焊机的组成和工作原理。研究结果表明：所研制的ＺＸ７－５００ＩＧＢＴ焊机可满足手弧焊的要求，是一种节能、轻巧的大容量焊机。
Using 80C552 microcontroller control half-bridge IGBT inverter welding machine, introduced the composition and working principle of this welding machine. The results show that the developed ZX7-500IGBT welder meets the requirements of hand arc welding and is an energy-saving and lightweight high-capacity welder.