Results 171 to 180 of about 86,487 (250)
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IEEE transactions on industrial electronics (1982. Print), 2023
Partial discharge (PD) in the high voltage packaging insulation under square pulse with a high slew rate (SR or dV/dt) is one of the main causes of the power module failure, especially for wide bandgap devices.
Yi Ding, Yalin Wang, Haoran Sun, Yi Yin
semanticscholar +1 more source
Partial discharge (PD) in the high voltage packaging insulation under square pulse with a high slew rate (SR or dV/dt) is one of the main causes of the power module failure, especially for wide bandgap devices.
Yi Ding, Yalin Wang, Haoran Sun, Yi Yin
semanticscholar +1 more source
IEEE transactions on dielectrics and electrical insulation, 2023
Partial discharge (PD) pattern recognition of typical defects from generator stator bars is the basis of generator condition monitoring and fault diagnosis. A PD pattern recognition method for generator stator bars based on a phase-resolved PD graph cut (
Yuzhu Chen +5 more
semanticscholar +1 more source
Partial discharge (PD) pattern recognition of typical defects from generator stator bars is the basis of generator condition monitoring and fault diagnosis. A PD pattern recognition method for generator stator bars based on a phase-resolved PD graph cut (
Yuzhu Chen +5 more
semanticscholar +1 more source
Distributed Detection and Acoustic Emission Waveform Retrieval of Cable Joint Partial Discharge
IEEE Transactions on Power Delivery, 2023Distributed detection and acoustic emission (AE) waveform retrieval of partial discharge (PD) in power cable joints are significant but challenging tasks.
W. Qin +6 more
semanticscholar +1 more source
Time–Frequency Maps for Multiple Partial Discharge Sources Separation in Cable Terminations
IEEE Transactions on Power Delivery, 2023This letter proposes improved time-frequency maps for separating multiple partial discharge (PD) sources in cable terminations. PD signals are acquired through a digital measurement system and a high frequency current transformer.
Yufeng Li +3 more
semanticscholar +1 more source
Partial Discharge Pattern Recognition Method Based on Transfer Learning and DenseNet Model
IEEE transactions on dielectrics and electrical insulation, 2023With the development of intelligent sensing technology, a large amount of partial discharge (PD) time-domain waveform images are generated in the on-site detection of gas-insulated switchgear (GIS) PD.
Fu Yuwei +7 more
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Partial Discharge Current Measurements With Small Discharge Gaps Over Polyimide Film
IEEE transactions on dielectrics and electrical insulation, 2023Partial discharge (PD) characteristics obtained with small gaps are very important to determine the PD resistance of polymers in power equipment. Particularly, PD characteristics of polymers used in small-sized power equipment, such as the power module ...
T. Okamoto, H. Uehara
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Design of a Flexible UHF Hilbert Antenna for Partial Discharge Detection in Gas-Insulated Switchgear
IEEE Antennas and Wireless Propagation Letters, 2023This letter presents the design of a new flexible Hilbert antenna for built-in detection of partial discharges (PD) in gas-insulated switchgear (GIS). The fractal antenna is designed on flexible polydimethylsiloxane (PDMS) material of 124 mm × 122 mm × 0.
Jinwen Tian +6 more
semanticscholar +1 more source
2016 Biennial International Conference on Power and Energy Systems: Towards Sustainable Energy (PESTSE), 2016
In high voltage (HV) electrical power systems; varieties of materials (solid, liquid and gaseous) are used for insulation purpose to protect the early failure in High Voltage power equipment. Most of insulating materials are not perfect in all respect and contain some impurities.
Devendra Gowda, null Anandraj
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In high voltage (HV) electrical power systems; varieties of materials (solid, liquid and gaseous) are used for insulation purpose to protect the early failure in High Voltage power equipment. Most of insulating materials are not perfect in all respect and contain some impurities.
Devendra Gowda, null Anandraj
openaire +1 more source
IEEE Transactions on Power Delivery, 2022
Intelligent fault diagnosis methods, especially convolutional neural network (CNN), have made significant progress in gas-insulated switchgear (GIS) partial discharge (PD) diagnosis, which are attributable to two reasons: 1) the training and testing ...
Yanxin Wang +6 more
semanticscholar +1 more source
Intelligent fault diagnosis methods, especially convolutional neural network (CNN), have made significant progress in gas-insulated switchgear (GIS) partial discharge (PD) diagnosis, which are attributable to two reasons: 1) the training and testing ...
Yanxin Wang +6 more
semanticscholar +1 more source
Multispectral Optical Partial Discharge Detection, Recognition, and Assessment
IEEE Transactions on Instrumentation and Measurement, 2022In this article, a hypersensitive multispectral partial discharge (PD) optical sensor array was developed, by which the optical pulses in seven independent bands can be acquired simultaneously.
Changjie Xia +8 more
semanticscholar +1 more source