Results 21 to 30 of about 1,026,977 (295)

Research on Lifespan Prediction of Composite Insulators in a High Altitude Area Experimental Station

open access: yesApplied Sciences, 2019
In this paper, composite insulators of the same batch from Factory A, aged for 1−12 years in a high altitude area experimental station of Hunan province, were sampled.
Yi Zhang   +4 more
doaj   +2 more sources

Stochastic Response of Composite Post Insulators under Seismic Excitation

open access: yesBuildings
Composite post insulators are crucial facilities in substations and are prone to significant damage during seismic disasters. However, existing research lacks seismic motion models suitable for power facilities and rarely involves stochastic models ...
Haibo Wang   +5 more
doaj   +2 more sources

Temperature and Physicochemical Properties of Abnormal Heating Composite Insulators. [PDF]

open access: yesPolymers (Basel)
Abnormal heating will reduce the insulation performance of composite insulators or even cause insulator fracture, and the abnormal heating phenomenon is more serious under high-humidity conditions.
Wang L, Hu Q, Xu X, Rao L, Jiang X.
europepmc   +2 more sources

Specific Position and Influence of Moisture in Newly-Installed Composite Insulators

open access: yesCSEE Journal of Power and Energy Systems
Abnormal heating of composite insulators is a hidden threat to safe operation of transmission lines. Although moisture is considered the key factor leading to temperature rise in high humidity areas, specific position and diffusion path of moisture are ...
Sida Zhang   +3 more
doaj   +2 more sources

Resource utilization of composite insulator silicone rubber [PDF]

open access: yesE3S Web of Conferences, 2020
Composite insulators provide highly effective insulation support, and their application in power transmission lines has seen rapid growth in recent years.
Jiang Yuze   +4 more
doaj   +1 more source

Durability forecast of long rod composite insulators operating under variable mechanical loading conditions [PDF]

open access: yes, 2022
Suspension line insulators are during their operation subject to static forces and variable loads, usually of a cyclic character. These variable loads have a significant impact on the mechanical durability of composite insulators.
Wańkowicz, Jacek, Bielecki, Jerzy
core   +1 more source

Technique for Order Preference by Similarity to an Ideal Solution‐based comprehensive health assessment of composite insulators for overhead transmission lines

open access: yesHigh Voltage, 2023
There are a lot of quantitative performance characterisation methods for composite insulators. However, how to apply the characterisation methods with different dimensions to comprehensively assess the health state of composite insulators remains a big ...
Zhikang Yuan   +7 more
doaj   +1 more source

Study on the relationship between the characteristics of water droplets on the shed of composite insulators and the pollution flashover voltage

open access: yesEnergy Reports, 2022
The anti-pollution flashover characteristic of composite insulators is the main indicators to evaluate their electrical performance, and the pollution flashover voltage can directly characterize the anti-pollution flashover characteristics of the ...
Wei Wang   +7 more
doaj   +1 more source

Research Progress of Self-Cleaning, Anti-Icing, and Aging Test Technology of Composite Insulators

open access: yes, 2022
Composite insulators are widely used in power systems because of their advantages of light weight, good pollution resistance, and high mechanical strength.
Lu Li   +6 more
core   +1 more source

(Design Criteria for Silicone Rubber Insulators (Composite Insulator [PDF]

open access: yes, 2020
Insulators are used to perform both the electrical and mechanical functions. As such the design of such materials should be made such that the insulators can perform the functions optimally without failing or break.
Ali Mustafa Madi   +3 more
core  

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