A power transformation equipment sign defect detection method and device, a terminal device, and a storage medium
By combining image analysis and weather lighting information, the obstruction area and visibility of substation indicator signs are calculated, solving the problem of low detection accuracy in existing technologies and achieving more accurate defect detection.
CN122415547APending Publication Date: 2026-07-17GUANGDONG POWER GRID CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- GUANGDONG POWER GRID CO LTD
- Filing Date
- 2026-04-24
- Publication Date
- 2026-07-17
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Figure CN122415547A_ABST
Abstract
本发明公开了一种变电设备指示牌缺陷检测方法、装置、终端设备及存储介质,属于缺陷检测领域,所述方法为:获取变电设备指示牌的原始无缺陷图像、实时图像、采集时间以及警示度,并调取天气光照信息;根据原始无缺陷图像和实时图像,对变电设备指示牌进行图像分析,获得指示牌待测遮挡区域和信息完整度;根据天气光照信息和指示牌待测遮挡区域,确定变电设备指示牌的可见度;基于信息完整度和可见度,确定变电设备指示牌的辨识度;将辨识度和警示度进行加权求和,获得实时图像的图像缺陷度,确定变电设备指示牌的缺陷结果,因此,通过实施本发明,能够解决现有表面图文特征的检测存在变电设备指示牌缺陷检测准确率低的问题。
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