一种输电线路零值绝缘子自诊断系统及方法

By simulating the operating conditions of transmission lines, filtering out non-electroluminescent light and converting it into grayscale images, and analyzing the grayscale data of insulators, the problem of low detection efficiency of zero-value insulators in existing technologies has been solved. This has enabled efficient and accurate zero-value detection of porcelain insulator strings, ensuring the safety and economy of the power grid.

CN120595039BActive Publication Date: 2026-07-17CHINA ELECTRIC POWER RESEARCH INSTITUTE CO LTD +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA ELECTRIC POWER RESEARCH INSTITUTE CO LTD
Filing Date
2025-05-06
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the existing technology, the electroluminescence effect is inefficient in detecting zero-value insulators, making it difficult to efficiently and accurately detect zero values ​​in porcelain insulator strings. Furthermore, the existing detection methods are labor-intensive and cannot achieve efficient detection without power interruption.

Method used

The test simulation module simulates the operating conditions of the transmission line, the narrowband filter module filters out non-electroluminescent light, the light is converted into a grayscale image by the light emission image acquisition module, and the grayscale data is analyzed by the insulator condition self-diagnosis module to diagnose the insulator operating status.

Benefits of technology

This technology enables efficient and accurate detection of zero values ​​in porcelain insulator strings without power outages, reducing labor intensity, improving detection accuracy, and ensuring the safety and economy of the power grid.

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Abstract

本发明公开了一种基于电致发光效应的输电线路零值绝缘子自诊断系统,并公开了具有基于电致发光效应的输电线路零值绝缘子自诊断方法,该系统基于拍摄绝缘子串在不同工况下的发光情况,并将彩色图像转换为灰度值图像;并基于采集到的图像对绝缘子串表面电致发光涂料的灰度值数据进行分析,最终诊断出绝缘子的运行状态。该系统及方法将改变目前瓷绝缘子带电检测手段缺乏的现状,降低劳动强度,在线路不停电的情况下,实现瓷绝缘子串零值高效准确直观检测,显著提升输电线路瓷质绝缘子零值检测的准确性。
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