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A two-stage CNN-based workmanship defect detection network (WDDCJNet) for XLPE cable joint is proposed. First, an improved attention mechanism called Parallel Convolutional Block Attention Module (PA_CBAM) incorporates parallel connections between the spatial attention and channel attention to enlarge ...
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Deep learningDATABASEEddy loss current.The insulation aging of cross-linked polyethylene(XLPE)cables is the main reason for the reduction in cable life.There is currently a lack of rapid and effective methods for detecting cable insulation defects in power-related sectors.To this end,this paper ...
Finally, train the diagnostic model with the optimal feature subset and its corresponding parameters, and verify the diagnostic performance of the selected features with test set samples and XLPE cable field data. The experimental results show that the PSO-SVM feature selectio...
CABLESHEAT lossesIn XLPE cables, partial discharge (PD) is often accompanied by the generation of ultrasound waves, which can be used to estimate the location and size of PD. Studying the propagation law of ultrasound along the cable is of great significance for establishing the ...
interfacial pressurenonlinear coefficientThe interface pressure between the cable attachment and the body is crucial for the stable long-term operation of the cable. To solve the issue of interface insulation characteristics' damage caused by the pressure transducer measurement method, a non-destructive ...