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Three-Phase Withstand Voltage Testing System of 50 kV Based on PLC
Author(s): 
Pages: 61-64
Year: Issue:  1
Journal: Measurement & Control Technology

Keyword:  withstand voltage test systemthree-phase test;
Abstract: 根据电气设备高、低压试验要求,鉴定试品耐高压冲击性能和耐高压能力,设计了以PLC为主控设备、以LabVIEW为上位机软件的交流耐压测试系统.本系统由调压器、扼流电感以及变压器组成,由上位机设置任务参数并由PLC采用符号判别法控制系统输出,对试品进行耐压测试.测试数据表明该系统具有较高的电压控制精度,满足工频耐压鉴定需求,具有较好的应用前景,为高压设备耐压测试提供了一种有益的技术参考.
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