CHEN Zhi, FANG Chunhua, JIANG Quancai, et al. Identification of Typical Construction Defect in 10 kV Cable Intermediate Joints Based on Canny Algorithm and Image Processing[J]. High Voltage Apparatus, 2026, 62(5): 157-165.
DOI:
CHEN Zhi, FANG Chunhua, JIANG Quancai, et al. Identification of Typical Construction Defect in 10 kV Cable Intermediate Joints Based on Canny Algorithm and Image Processing[J]. High Voltage Apparatus, 2026, 62(5): 157-165.DOI: 10.13296/j.1001-1609.hva.2026.05.018.
Identification of Typical Construction Defect in 10 kV Cable Intermediate Joints Based on Canny Algorithm and Image Processing
The construction defects of the 10 kV cable intermediate joint are easy to lead to insulation failure. For quickly and accurately detecting tand identifying the construction defects of cable intermediate joints
an edge detection method combining Canny operator and image processing is proposed. The algorithm combining Canny operator and image processing can locate the edge optimally without false detection
and obtain accurate edge information of intermediate joints. The experimental result shows that Canny edge algorithm can detect more complete stains and scratches in the defect image. The main insulation cutting
semi-conductive peeling and burr defects can be accurately detected
and the accuracy rate of the defect algorithm is more than 90%. The Canny edge detection algorithm improves the intelligence of defect detection and can effectively control the construction quality.
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