Effect of thermal ageing on space charge characteristics in double-layered polyester film

X Jiang, W Sima, Q Peng, M Yang… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
To understand the effect of thermal ageing mechanism on space charge formation and
dissipation in double-layered polyester films (PET), the time dependence of space charge …

Investigation of dielectric properties of polyethylene terephthalate under different aging temperatures

W Sima, X Jiang, Q Peng, P Sun - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
The polyethylene terephthalate (PET) is widely used in dry-type insulation application
because of its excellent insulation properties. In practice, thermal aging of PET is often …

Effects of moisture on space charge behavior in epoxy/paper double layer

H Feng, P Liu, H Zhang, D Li… - 2016 IEEE International …, 2016 - ieeexplore.ieee.org
There are more and more converter transformers, bushings, smoothing reactors use epoxy
resin or epoxy/insulating paper composite materials as the main insulating medium, in the …

Space charge behavior in epoxy-paper-epoxy three layers composites

P Liu, H Feng, H Zhang, X Ning… - 2016 IEEE International …, 2016 - ieeexplore.ieee.org
Generally, UHV converter transformer bushing cores use epoxy resin and insulating paper
composite materials as the main insulating dielectric. It is necessary to study the space …