介绍了一种适用于户外电网远程监测监控的不间断高频开关电源，设计了一种简易可靠的110V/2 2 0V自动切换电路，以满足宽范围电压输入要求。
A novel high frequency switch power supply, which is suitable for power network outside, is introduced in this paper, and a automation switching circuit for 110V/220V input voltage has been designed.
为了远程实时监测农村电网电能质量参数，进行嵌入式网络系统设计。
In order to real time remote monitor rural power electric energy quality parameter, an embedded web system is designed.
为了远程实时监测农村电网电能质量参数，进行嵌入式网络系统设计。
In order to real time remote monitor rural power electric energy quality parameter, an embedded web system is designed.
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