基于小波变换的电力电缆故障自动定点系统设计

Design of automatic fault location system for power cable based on wavelet transform

针对传统电力电缆故障自动定点系统故障定点准确率较低的问题,提出一种基于小波变换的电力电缆故障自动定点系统,系统硬件包括采样模块、数据处理模块、故障检测模块;系统软件包括故障信号处理模块与故障自动定点模块,通过硬件与软件相结合实现了电力电缆故障的自动定点。经过对比实验对所提方法的有效性进行验证,实验结果证明,该系统的故障定点准确率更高,更适用于电力电缆故障的自动定点。

Aiming at the problem of low fault accuracy of traditional power cable fault automatic fixed point system,an automatic fixed point system for power cable fault based on wavelet transform is proposed.The system hardware includes sampling module,data processing module and fault detection module.The system software includes fault signal processing module and fault automatic fixed point module.The effectiveness of the proposed method is verified by comparison experiments,and the experimental results show that the system is more accurate and more suitable for automatic fixing of power cable faults.