【摘要】 介绍了一种用功率开关器件组成的自动焊控制电路 ,主电路采用桥式可逆斩波电路及相应控制方法 ,同时在反馈环节中采用光电藕合器件组成了较实用的电压反馈电路更多还原

【Abstract】 The thesis introduces a kind of automatic welding control circuit made up the power switch device,which the main circuit adopts the reversible breaking wave circuit of bridge style and the related controlling method.At the same time, a more practical voltage feedback circuit is formed by adopting the photoelectric coupling circuit.更多还原