中频无源焊机内置2 kW工频逆变电源研制
Electronic Science and Technology(2008)
Abstract
分析介绍了一种为中频无源焊机配备的220 V、50 Hz工频逆变电源,通过脉冲发生电路和脉冲放大电路相互配合来驱动IGBT,以得到理想输出电压。解决了焊机在野外施工的不便。实验证明本电路具有耐受强冲击和抗强干扰,电路结构简单,工作可靠等优点。
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Key words
pulse circuit,power frequency inverter,IGBT
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