The resonant soft switching inverter arc welding power source uses LCL type structure in the main circuit, and selects phase shifting pulse wide modulation technique in the control system.
研制的谐振式软开关弧焊逆变电源，主电路采用新型LCL结构，控制系统选用恒频移相调脉宽控制方案。
In the past years, Inverter resistance welding power source with soft-switching technology has smaller volume, lower quality, higher efficiency.
近年来，以软开关为特征的逆变电阻焊电源更是以其体积小、重量轻、开关损耗少、功率因数高而备受重视。
This paper presents hardware and software design processes on control system of the soft-switching arc welding inverter power source.
给出了软开关弧焊逆变电源控制系统的硬件系统设计和软件系统设计。
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