一种大功率相控整流触发电路

分析了一种以PUT(程控单结晶体管)为核心的新型晶闸管相控整流触发电路的工作原理,该触发电路适用于六相半波整流,提高了变压器的使用效率。详细说明了其与传统单结晶体管触发电路相比的优点以及与数字集成触发电路相比的经济性。采用此种触发电路具有性能可靠、电路结构简单、性价比高的优点,特别适宜于低电压、大电流的工作场合,如电镀电解和大功率弧焊电源。

Research on a high-power phase control trigger circuit

This artical make a deep analysis of a new type of SCR trigger circuit which use PUT.This trigger circuit is used for the 6 phase half wave rectifier circuit with higher efficiency.It has a simple structure but higher stablity than the traditional UJT trigger circuit.And compare with the sophisticate digital-IC trigger circuit and a low manufacture cost.In brief,this 6 phase half wave trigger circuit is very suitable for low voltage and large current output requirement such as the power source for electropl...