在基于并行识别方法的混合高压输电线路中检测部分放电模式
PeerJ. Computer science
|December 13, 2024
概括
使用波形分析和改进的反向传播神经网络 (BPNN) 的新并行识别方法提高了混合高压输电线路 (HHVPTLs) 中的部分放电 (PD) 检测. 这种方法为电力线路状况监测提供了更高的准确性和效率.
科学领域:
- 电气工程 电气工程
- 信号处理 信号处理
- 人工智能的人工智能
背景情况:
- 混合高压输电线路 (HHVPTLs) 由于其复杂的结构,为状态监测带来了独特的挑战.
- 现有的HHVPTL部分放电 (PD) 检测算法效率低,准确性差,并缺乏并行分析能力.
研究的目的:
- 为HHVPTLs中的部分放电模式提出一种新的并行识别方法.
- 通过提高效率和准确性来解决当前PD检测算法的局限性.
主要方法:
- 波段包分解被用来处理非光滑的PD信号并形成属性向量.
- 一个改进的反向传播神经网络 (BPNN),通过一个虫优化 (DBO) 算法与直角对比学习 (IDBO-BPNN) 进行优化,用于模式识别.
- IDBO-BPNN模型使用Kaggle比赛的PD数据进行了验证.
主要成果:
- 拟议的IDBO-BPNN模型在HHVPTLs中实现了95.5%的PD检测识别精度.
- 与DBO-BPNN和其他识别算法相比,该模型表现出优异的性能,精度比DBO-BPNN提高5.33%.
- 该方法准确地识别了PD的发生和阶段,提高了整体效率和实际适用性.
结论:
- IDBO-BPNN模型为HHVPTLs的并行部分放电模式识别提供了一个高度准确和高效的解决方案.
- 这种先进的方法显著提高了混合动力输电基础设施的状态监测能力.
- 该研究强调了将先进的信号处理和优化的神经网络集成为关键电源系统诊断的潜力.
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