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基于小波神经网络的特高压直流输电线路故障测距方法

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传统特高压直流输电线路故障测距方法直接对故障区段进行识别,未对故障电压信号空间状态模型进行构建,这导致了传统方法测距的精度存在较大误差.针对这一问题,文章提出了基于小波神经网络的特高压直流输电线路故障测距方法.通过构建故障电压信号空间状态模型进行故障区段识别,最后基于小波神经网络实现故障测距.对比实验结果表明,本文研究方法测距精度误差较小,具有重要的实际应用价值.
Fault Location Method for Ultra-High Voltage Direct Current Transmission Lines Based on Wavelet Neural Networks
Traditional fault location methods for ultra-high voltage direct current transmission lines directly identify the fault section without constructing a spatial state model of the fault voltage signal,which leads to significant errors in the location accuracy.In response to this issue,this paper proposes a fault location method for ultra-high voltage direct current transmission lines based on wavelet neural networks.The method involves constructing a spatial state model of the fault voltage signal to identify the fault section,followed by fault location using the wavelet neural network.Comparative experimental results show that the proposed method has a smaller location accuracy error,demonstrating significant practical application value.

wavelet neural networksultra-high voltage direct current transmission linespower line faultfault location

郭星

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国网山西省电力公司,山西 太原 030021

小波神经网络 特高压直流输电 电线路故障 故障测距

2024

中国水能及电气化
水利部水电局 四川省地方电力局 中国水利水电科学研究院

中国水能及电气化

影响因子:0.316
ISSN:1673-8241
年,卷(期):2024.(10)