A three phase half controlled bridge circuit with constant current and high efficiency is designed in the charged loop of the welding power supply. So a limiting current resistance is canceled.
在焊接电源的充电回路中设计了三相桥式半控、恒流高效充电回路，取消了限流电阻；
A three phase half controlled bridge circuit with constant current and high efficiency is designed in the charged loop of the welding power supply. So a limiting current resistance is canceled.
在焊接电源的充电回路中设计了三相桥式半控、恒流高效充电回路，取消了限流电阻；
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