Zobrazeno 1 - 10
of 191
pro vyhledávání: '"Xidong Liang"'
Publikováno v:
High Voltage, Vol 8, Iss 5, Pp 986-996 (2023)
Abstract Liquid permeation into silicone rubber (SR) may lead to the degradation or complete failure of the composite insulators. Aiming to inhibit liquid permeation, two kinds of superhydrophobic coatings are applied to the SR surface. The liquid pe
Externí odkaz:
https://doaj.org/article/7c1ee47c0d37421f8914e979b20e76d4
Autor:
Chao Wu, Leonard Alexander Dissado, Yanfeng Gao, Qian Wang, Yingyan Liu, Yang Cao, Xidong Liang
Publikováno v:
High Voltage, Vol 8, Iss 4, Pp 810-818 (2023)
Abstract Composite polymer dielectrics have strong electrical, mechanical, thermal and environmental properties but experience both high electric fields and harsh environmental conditions as outdoor insulation. The present investigation of the stress
Externí odkaz:
https://doaj.org/article/67ec3ef944d042889242eb0d78d1936d
Publikováno v:
Engineering, Vol 23, Iss , Pp 130-137 (2023)
Overhead transmission lines (OTLs) have always been the major means of power delivery. With the significant increase of transmission voltage and transmission capacity, the dimensions of transmission towers are increasing accordingly, resulting in ext
Externí odkaz:
https://doaj.org/article/e56f014b19b544dcb6a598c7dd7ae407
Publikováno v:
High Voltage, Vol 7, Iss 6, Pp 1123-1129 (2022)
Abstract Capacitors and sensors based on polymer dielectric materials are key components in electrical systems and electronic devices. Considering the temperature rise during operation, an effective evaluation method for the thermal ageing of polymer
Externí odkaz:
https://doaj.org/article/635e186b000147e0a96b3c9b21882389
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 7, Iss 4, Pp 832-839 (2021)
Externí odkaz:
https://doaj.org/article/488846257fae4cf5a71db4797606a75e
Publikováno v:
Polymers, Vol 15, Iss 4, p 790 (2023)
Composite insulators have gradually become the preferred approach for electrical insulation in power systems, especially in polluted areas. Composite insulators consist of three main components: the shed, rod, and end fitting. Insulators withstand me
Externí odkaz:
https://doaj.org/article/4792831c388d43a988b50d8d5a3bf57b
Publikováno v:
High Voltage (2019)
Long-term liquids diffusion tests were performed on glass fibre reinforced polymer (GFRP) used in high voltage composite insulator. The plate-shaped GFRP specimens were immersed in three types of liquids, which high voltage composite insulator would
Externí odkaz:
https://doaj.org/article/a817a5d7fb0c40a28facbadeb6785ba6
Publikováno v:
High Voltage (2019)
High-temperature vulcanised (HTV) silicone rubber composite insulator has been widely used in extra-high and ultra-high transmission lines due to its excellent electrical and mechanical performance. In practice use, liquids may encounter the composit
Externí odkaz:
https://doaj.org/article/be98e4e676e2457dbd720f150abcd0ce
Publikováno v:
High Voltage (2018)
In the present work, a field brittle fracture composite insulator was collected and examined with the purpose of obtaining a better understanding of the failure features. Firstly, the macroscopic and microscopic fractography of this fractured composi
Externí odkaz:
https://doaj.org/article/48ee46ca38454f1d84ca406969d16057
Publikováno v:
Energies, Vol 14, Iss 2, p 370 (2021)
As DC transmission voltage increases, the DC wall bushing becomes longer, and a supporting insulator is introduced to keep the conductor straight. Under extremely high electric fields coupled with a thermal gradient, the surface charge of the support
Externí odkaz:
https://doaj.org/article/05ec56b9ae20497d8d34039b4fe5a8dc