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Porcelain Insulator Crack Location and Surface States Pattern Recognition Based on Hyperspectral Technology [PDF]

open access: yesEntropy, 2021
A porcelain insulator is an important part to ensure that the insulation requirements of power equipment can be met. Under the influence of their structure, porcelain insulators are prone to mechanical damage and cracks, which will reduce their ...
Yiming Zhao   +4 more
doaj   +3 more sources

Sensing Method Using Dielectric Loss Factor to Evaluate Surface Conditions on Polluted Porcelain Insulator [PDF]

open access: yesSensors, 2022
Insulator diagnostics is still a topical issue. No one has yet found out how to accurately determine the condition of all insulators and decide when replacement or maintenance is required.
Ľuboš Šárpataky   +5 more
doaj   +3 more sources

Fabrication of electrical porcelain insulator from ceramic raw materials of Oromia region, Ethiopia [PDF]

open access: yesHeliyon, 2019
Electrical porcelain insulator was fabricated from local ceramic raw materials, Bombowha kaolin/clay, Arero feldspar and Arero quartz available in Ethiopia.
Andualem Merga   +4 more
doaj   +3 more sources

Monitoring Porcelain Insulator Condition Based on Leakage Current Characteristics. [PDF]

open access: yesMaterials (Basel), 2022
Insulator monitoring using leakage current characteristics is essential for predicting an insulator’s health. To evaluate the risk of flashover on the porcelain insulator using leakage current, experimental investigation of leakage current indices was ...
Salem AA   +8 more
europepmc   +2 more sources

Classification of RTV-coated porcelain insulator condition under different profiles and levels of pollution. [PDF]

open access: yesSci Rep
Due to the limited hydrophobic properties of porcelain insulators, applying anti-pollution flashover coatings is crucial to enhance their functionality. This research outlines a classification system for assessing contamination levels on 22 kV porcelain ...
Salem AA   +7 more
europepmc   +2 more sources

Partial substitution of feldspar by alkaline-rich materials in the electrical porcelain insulator for reduction of processing temperature

open access: yesMaterials Research Express, 2022
Porcelain is the most widely used overhead power-line insulator. The demands for porcelain insulators have increased dramatically owing to a sharp increase in the electric power demand and supply.
Eaba Beyene   +4 more
doaj   +2 more sources

Sensing Method Using Multiple Quantities for Diagnostic of Insulators in Different Ambient Conditions [PDF]

open access: yesSensors, 2022
Insulators are one of the many components responsible for the reliability of electricity supply as part of transmission and distribution lines. Failure of the insulator can cause considerable economic problems that are much greater than the insulator ...
Bystrík Dolník   +3 more
doaj   +2 more sources

Silicone Coating on Porcelain Insulator

open access: yesInternational Journal of Science and Research (IJSR), 2021
Dubai Electricity and Water Authority (DEWA)used porcelain insulators in the transmission overhead line system. These insulators are considered the best insulators with regard to design and durability.
Melchor S de Roma   +3 more
openaire   +2 more sources

Detection of Missing Insulator Caps Based on Machine Learning and Morphological Detection [PDF]

open access: yesSensors, 2023
Missing insulator caps are the key focus of transmission line inspection work. Insulators with a missing cap will experience decreased insulation and mechanical strength and cause transmission line safety accidents.
Zhaoyun Zhang, Hefan Chen, Shihong Huang
doaj   +2 more sources

Research on Leakage Current Waveform Spectrum Characteristics of Artificial Pollution Porcelain Insulator

open access: yesFrontiers in Energy Research, 2021
The surface discharge development processes of polluted porcelain insulators for power transmission lines are tightly related with the development of leakage current (LC), the characteristics of LC, the insulating condition, and discharge intensity of ...
Chunhua Fang   +5 more
doaj   +2 more sources

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