Results 261 to 270 of about 15,793,057 (343)

Insulator Defect Detection in Complex Environments Based on Improved YOLOv8. [PDF]

Entropy (Basel)
Qin Y, Zeng Y, Wang X.
europepmc   +1 more source

Kramers-Kronig Diagnostic of Humidity-Induced Non-Idealities in Nanostructured Silica Capacitors. [PDF]

Sensors (Basel)
Véliz B, Vera S, Bermejo S, Orpella A, Domínguez-Pumar M.   +4 more
europepmc   +1 more source

Detection of hydrophobicity grade of insulators based on AHC-YOLO algorithm. [PDF]

Sci Rep
Pei S, Wang W, Wu P, Hu C, Sun H, Li K, Wu M, Lan B.   +7 more
europepmc   +1 more source

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The testing of porcelain insulators

Journal of the Institution of Electrical Engineers, 1929
The paper discusses the technique of porcelain insulator testing. The ground covered includes the usual electrical and mechanical tests called for in the various national specifications, and also special tests of more recent origin.
B. L. Goodlet
openaire   +2 more sources

Insulator Breakage Detection Utilizing a Convolutional Neural Network Ensemble Implemented With Small Sample Data Augmentation and Transfer Learning

IEEE Transactions on Power Delivery, 2022
Online fault detection of insulators is a necessary requirement for the development of a smart grid, which directly affects the safety and reliability of power system operations.
Lingcong She, Yadong Fan, Mengxi Xu, Jianguo Wang, Jian Xue, Jianhua Ou   +5 more
semanticscholar   +1 more source

Influence of humidity and contamination on the leakage current of 230-kV composite insulator

, 2021
In high-voltage transmission lines, the insulator is one of the most important components. One of the important factors which could increase the electrical conductivity is the condensation of fog and dew on the surface of the contaminated insulators.
S. Mohammadnabi, Kh. Rahmani
semanticscholar   +1 more source

Automatic Fault Diagnosis of Infrared Insulator Images Based on Image Instance Segmentation and Temperature Analysis

IEEE Transactions on Instrumentation and Measurement, 2020
As an onsite condition monitoring method, an infrared inspection can help to discover and analyze abnormal temperature increases in power equipment. For improving the efficiency of the onsite diagnosis of insulators in substations, this article proposes ...
Bin Wang, Ming Dong, M. Ren, Zhanyu Wu, Chenxi Guo, Tianxin Zhuang, O. Pischler, Jiacheng Xie   +7 more
semanticscholar   +1 more source

An Ultrasonic Nondestructive Testing Method for Density Uniformity of Basin-Type Insulators in GIS

IEEE Transactions on Instrumentation and Measurement, 2021
A large density difference of a basin-type insulator in gas-insulated metal-enclosed switchgear (GIS) weakens its mechanical strength, which will threaten the safe and stable operation of GIS.
Yao Zheng, Y. Hao, Lin Liu, Zhimin Zhang, Lin Yang, Guoli Wang, Chao Gao, F. Zhou   +7 more
semanticscholar   +1 more source