• Study On Optical Communications
  • Vol. 50, Issue 6, 23008701 (2024)
Yao LIU*
Author Affiliations
  • State Grid Ningxia Electric Power Co., Ltd., Yinchuan 750000, China
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    DOI: 10.13756/j.gtxyj.2024.230087 Cite this Article
    Yao LIU. Method for Identifying Abnormal Hot Spots on the Surface of Composite Insulators[J]. Study On Optical Communications, 2024, 50(6): 23008701 Copy Citation Text show less
    Schematic diagram of the working principle of fiber optic grating sensor
    Fig. 1. Schematic diagram of the working principle of fiber optic grating sensor
    Schematic diagram of experimental system
    Fig. 2. Schematic diagram of experimental system
    Surface temperature measurement results of composite insulators
    Fig. 3. Surface temperature measurement results of composite insulators
    Thermal image segmentation results of composite insulators
    Fig. 4. Thermal image segmentation results of composite insulators
    Division results of composite insulator structure area
    Fig. 5. Division results of composite insulator structure area
    Identification results of abnormal hot spots on the surface of composite insulators
    Fig. 6. Identification results of abnormal hot spots on the surface of composite insulators
    Thermal response curve of abnormal hot spots
    Fig. 7. Thermal response curve of abnormal hot spots