本文介绍了以TI公司的TMSLF2407A DSP为核心,采用过零比较法测量原理,在线实时精确测量高压电力传输线路介质损耗角δ和tgδ测量板的设计与实现方法,实现了不断电情况下,对运行线路状况的远程实时监测。
关键词:介质损耗;过零比较法;在线监测;DSP
Abstract: This article introduces an online and accurate approach of measuring dielectric loss angle δ and tgδ of high voltage wire, which is based on TI’s TMSLF2407A Digital Signal Processor and uses zero cross point voltage comparing method (ZCPV method) to achieve long-distance and on-line monitoring of running status of high voltage wire under no power interruption.
Keyword: dielectric loss; zero cross point voltage comparing method; ZCPV; online monitoring;DSP
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