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提出了全功能弧焊电源控制电路的各类设计方案，分析了它们的特点；并提出了一种电源控制系统的电路设计方案；分析其基本工作原理和获得的各类电源输出外特性．通过性能测试验证了这些外特性，确认其具有应用的价值和推广意义．
The design scheme of full-function arc welding power supply control circuit is proposed, and their characteristics are analyzed. A circuit design scheme of power control system is proposed. The basic working principle and the characteristics of the output power are analyzed. Through the performance test to verify these external characteristics, to confirm its value and promote the use of meaning.