One-dimensional modeling of charge transport in epoxy for DC-GIS insulating spacer
H Shimakawa, A Kumada, K Hidaka… - … on Dielectrics and …, 2021 - ieeexplore.ieee.org
This study focuses on charge transport in epoxy bulk, an insulating spacer material. We
discuss the relationship between the space charge behavior and the external current …
discuss the relationship between the space charge behavior and the external current …
Effect of different DC prestressed time on flashover characteristics of epoxy resin under polarity reversal voltage
B Qi, Z Yang, X Yang, C Gao, L Lu… - … on Dielectrics and …, 2022 - ieeexplore.ieee.org
DC wall bushing is one of the key equipment in high-voltage direct current (HVDC)
transmission project. At present, post insulators based on epoxy composites are widely used …
transmission project. At present, post insulators based on epoxy composites are widely used …
Temperature dependence of surface charge accumulation on DC-GIS insulating spacer
H Shimakawa, M Sato, A Kumada… - … on Power Delivery, 2022 - ieeexplore.ieee.org
Surface charge accumulation on an insulating spacer is a critical issue that causes electric
field distortion and flashover voltage reduction in DC-GIS. In the operating environment, high …
field distortion and flashover voltage reduction in DC-GIS. In the operating environment, high …
Highly Sensitive Wideband Measurement Method of DC Micro-Discharges Based on Optimized Subdivided Electrode System
J Wang, G Chen, Q Zhang, Y Tu - IEEE Transactions on Power …, 2024 - ieeexplore.ieee.org
The presence of micro-discharges, which is caused by micro-protrusions or conductor
surface roughness, was a potential hazard leading to non-uniform charging at the gas-solid …
surface roughness, was a potential hazard leading to non-uniform charging at the gas-solid …