基于EWT-FE分析联合改进SVM算法的GIS局部放电诊断方法*

王利猛, 王硕

Partial Discharge in GIS Diagnosis Method Based on EWT-FE Analysis and Improved SVM Algorithm

WANG Limeng, WANG Shuo

表4 局部放电类型诊断结果表

诊断方法 识别率(%) 总识别率(%) 尖端放电 气隙放电 悬浮放电 颗粒放电 EWT-FE-IHPO-SVM 100 100 96.67 96.67 98.33 EWT-FE-HPO-SVM 96.67 100 90 86.67 93.33 EWT-FE-PSO-SVM 93.33 93.33 86.67 90.00 91.67 EWT-EM-IHPO-SVM 93.33 96.67 86.67 86.67 90.83 EEMD-FE-IHPO-SVM 93.33 93.33 83.33 83.33 89.17 EMD-FE-IHPO-SVM 100 70 90 86.67 86.67 EWT-AE-IHPO-SVM 96.67 50 90 83.33 80