The principle of the power supply based on AC current source was given.Based on the circuit principle of current transformer(CT) power supply module,the working principle of CT power supply start technology,the working principle of voltage regulation technology and the working principle of voltage stability technology were introduced.The correctness of the design was verified by experiment.%给出了基于交流电流源取能电源的原理,结合一种电流互感器(CT)取能电源模块的电路原理,详细介绍了CT取能电源起动技术的工作原理,限压技术和稳压技术的工作原理等关键技术,并通过试验验证了设计的正确性.
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