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Mechanical and Dielectric Strength of Laminated Epoxy Dielectric Graded Materials. [PDF]

Polymers (Basel), 2020
Laminated epoxy dielectric graded material is a commonly used insulating material with broad application prospects in power equipment. The interlaminar interfaces of laminated epoxy dielectric material between different layers form during its lamination process, and these interfaces are the crucial characteristic structures determining the mechanical ...
Wang C, Sun Q, Zhao L, Jia J, Yao L, Peng Z.   +5 more
europepmc   +4 more sources

Dielectric Strength of Nanofluid-Impregnated Transformer Solid Insulation. [PDF]

Nanomaterials (Basel), 2022
Abstract The interest in developing new fluids that can be used as dielectric liquids for transformers has driven the research on dielectric nanofluids in the last years. A number of authors have reported promising results on the electrical and thermal properties of dielectric nanofluids. Less attention has been paid to the interaction of these
Pérez-Rosa D, Montero A, García B, Burgos JC.   +3 more
europepmc   +5 more sources

Dielectric strength weakening of hexagonal boron nitride nanosheets under mechanical stress [PDF]

Nature Communications
Hexagonal boron nitride (hBN) nanosheets have become the most promising candidates as gate dielectric and insulating substrates for two-dimensional (2D) material-based electronic and optoelectronic devices.
Bingjie Wang, Chuanli Yu, Yifan Jiang, Chong Tian, Jiamin Tian, Shuo Li, Zheng Fang, Menglan Li, Weilong Wu, Zhaohe Dai, Takashi Taniguchi, Kenji Watanabe, Qing Chen, Xianlong Wei   +13 more
doaj   +2 more sources

The rate dependence of the dielectric strength of dielectric elastomers

International Journal of Smart and Nano Materials
Elastomers are widely used in electronics and electrical devices, either as insulators or transducers. The insulation and actuation performance of elastomers are highly susceptible to their dielectric strength.
Xianghe Zheng, Jianyou Zhou, Pan Jia, Zheng Zhong   +3 more
doaj   +2 more sources

Differentiation of roughness and surface defect impact on dielectric strength of polymeric thin films

IET Nanodielectrics, 2020
Increasing the dielectric strength of polymer films has been a key theme as it is directly responsible for increasing energy density of relevant components such as film capacitors and insulation tapes.
Daniel Qi Tan
doaj   +1 more source

Three-Dimensional Imaging via Time-Correlated Single-Photon Counting

Applied Sciences, 2020
Three-dimensional (3D) imaging under the condition of weak light and low signal-to-noise ratio is a challenging task. In this paper, a 3D imaging scheme based on time-correlated single-photon counting technology is proposed and demonstrated.
Chengkun Fu, Huaibin Zheng, Gao Wang, Yu Zhou, Hui Chen, Yuchen He, Jianbin Liu, Jian Sun, Zhuo Xu   +8 more
doaj   +1 more source

Effects of polymorphic form and particle size of SiO2 fillers on the properties of SiO2–PEEK composites

Journal of Advanced Dielectrics, 2021
The effects of polymorphic form and particle size of SiO2 fillers on the dielectric, mechanical and thermal properties of SiO2–Polyetheretherketone (SiO2–PEEK) composites were investigated in this paper. Strong low frequency (
Peng Jie Xue, Shi Lin Liu, Jian Jiang Bian   +2 more
doaj   +1 more source

Prediction of Energy Storage Performance in Polymer Composites Using High‐Throughput Stochastic Breakdown Simulation and Machine Learning

Advanced Science, 2022
Polymer dielectric capacitors are widely utilized in pulse power devices owing to their high power density. Because of the low dielectric constants of pure polymers, inorganic fillers are needed to improve their properties.
Dong Yue, Yu Feng, Xiao‐Xu Liu, Jing‐Hua Yin, Wen‐Chao Zhang, Hai Guo, Bo Su, Qing‐Quan Lei   +7 more
doaj   +1 more source

Study of dielectric strength of (Blend SiC) nanocomposites [PDF]

مجلة جامعة الانبار للعلوم الصرفة, 2018
A nanocomposite materials were prepared based on polymeric blend[ 80% Ep + 20% UPE], supported by nanosilicon Carbide (SiC) , of crystalline size (≈ 50 nm) with weight percentages[ 2, 4 and 6 Wt% ].
Jaafar K. Ch. Al-Suwaydawei, Ahmad H. M. Al-Falahi   +1 more
doaj   +1 more source

Discharge characteristics of ground potential live-line work air gaps in cup towers and double circuit towers

Energy Reports, 2022
Ground potential live-line work (GPLW) is an irreplaceable means for the maintenance and elimination of overhead transmission lines. In order to put forward safety protection suggestions for GPLW, the dielectric strength of the GPLW gaps in cup towers ...
Jiachen Gao, Linong Wang, Guanlin Li, Shaocheng Wu, Bin Song, Cheng Xie, Lei Liu, Tingting Wang   +7 more
doaj   +1 more source