Dielectric relaxation and trap-modulated DC breakdown of polypropylene blend insulation

Z Li, Z Zhong, B Du - Polymer, 2019 - Elsevier
This work focuses on the dielectric relaxation of isotactic polypropylene (iPP), syndiotactic
polypropylene (sPP) and atactic polypropylene (aPP) blended insulation. The relationship …

Effects of crystal morphology on space charge transportation and dissipation of SiC/silicone rubber composites

ZL Li, BX Du, ZR Yang, J Li - IEEE Transactions on Dielectrics …, 2017 - ieeexplore.ieee.org
The addition of silicon carbide (SiC) micro powder into silicone rubber (SiR) matrix has been
found to introduce a marked nonlinear conductivity into the resulting composites, without a …

Electrostatic surface potential stability of corona charged PTFE electret films by some parametric optimization for radiation protection dosimetry

S Rabiee, M Sohrabi, H Afarideh - Journal of Electrostatics, 2025 - Elsevier
The effects of Polytetrafluoroethylene (PTFE) thickness, charging temperature, and
annealing treatments on electrostatic surface potential (ESP) stability and charge decay …

Temperature dependent trap level characteristics of graphene/LDPE nanocomposites

ZL Li, BX Du, ZR Yang, CL Han - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The trap level characteristics are attracting much attentions in electrical and electronic
engineering, which are closely associated with electrical properties of insulating materials …

Surface potential decay on LDPE and LDPE/Al2O3 nano-composites: Measurements and modeling

J Kumara, YV Serdyuk… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Surface potential decay on LDPE and LDPE/Al 2 O 3 nano-composite films charged by
positive corona was studied. Potential distributions and decay on charged samples were …

Dynamic behavior of surface charge on double-layer oil-paper insulation under pulse voltage

BX Du, JP Jiang, JG Zhang… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Oil-paper insulation system is an extraordinarily essential system of converter transformers
as well as HVDC bushings. When the system changes its state, such as switching the …

Effect of direct fluorination on surface charge of polyimide films using repetitive pulsed power

BX Du, ZX Liu, YG Guo - IEEE Transactions on Dielectrics and …, 2015 - ieeexplore.ieee.org
As one of the basic insulating materials, polyimide films have been widely used in turn to
turn insulation and turn to ground insulation in wind turbine generators. However, the pulse …

Influence of harmonic AC voltage on surface discharge formation in transformer insulation

R Sarathi, IPM Sheema, JS Rajan… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
The Ultra High Frequency (UHF) signal radiated during the surface discharge process under
harmonic AC voltages with different Total Harmonic Distortion (THD) shows a dominant …

Stability and temporal decay of nanopatterned tribocharge on nanotextured elastomer surfaces

MG Ji, Q Li, R Biswas, J Kim - Nano Energy, 2021 - Elsevier
Contact electrification of nanotextured elastomer surfaces often generates nanopatterned
tribocharges that are useful for both scientific and practical purposes. For sustained …

Effect of pulse duration on surface charge of direct-fluorinated polyimide films

BX Du, ZX Liu, M Xiao - IEEE Transactions on Dielectrics and …, 2015 - ieeexplore.ieee.org
As one kind of the basic insulating materials, polyimide has been widely used in turn to turn
insulation and turn to ground insulation in inverter-fed motors. However, the pulse voltage …