绝缘油耐压测试仪的设计及抗干扰措施

介绍了采用ATM89C51单片机的绝缘油耐压测试仪工作原理及硬件结构，给出了0～88*#kV高压电压产生以及绝缘油击穿状态采集方案，提出了具有高可靠性复位电路的实现方法。为提高数据采集的可靠性，给出了抗干扰的具体措施。
  Test Instrumentation for the Dielectric Oil Breakdown
Voltage and Measure of Anti-jamming

Lü Yingjie， Yang Lei， Jia Dongyao
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Physical & Engineering School of Zhengzhou Unviersity,Zhengzhou 450052

Abstract：The operating principle of the test instrumentation based on microcomputer ATM89C51 for testing the dielectric oil breakdown voltage is introduced.The hardware construction of the instrumentation are explained.The circuit of 0～88*#KV high voltage output and how to pick up the signal when the dielectric oil was breakdown are given at the same time the realizing soluting of a high reliability RESET circuit was discussed,for prompting the reliability of data collection,the technology of anti-jamming is utilized in this system.
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Key Words：Microcomputer;Picking Up the Signal;Reset Circuit;the Measures of Anti-Jamming