Results 271 to 280 of about 446,660 (328)

Voltage Stress Calculation and Measurement for Hairpin Winding of EV Traction Machines Driven by SiC MOSFET

IEEE transactions on industrial electronics (1982. Print), 2022
SiC mosfet is a promising power device for electric drive system due to its various advantages such as high switching frequency and low loss. However, fast switching speed results in high voltage stress and can potentially cause insulation damage of the ...
Xiao Ju, Yuan Cheng, Mingliang Yang, S. Cui, A. Sun, Xinhua Liu, Maojun He   +6 more
semanticscholar   +1 more source

Transformer Winding Fault Diagnosis Using Vibration Image and Deep Learning

IEEE Transactions on Power Delivery, 2021
Winding condition assessment is an essential task for operating transformers, and the vibration method provides a low-cost and non-intrusive approach.
K. Hong, M. Jin, Hai Huang
semanticscholar   +1 more source

Turn-to-Turn Short Circuit Fault Localization in Transformer Winding via Image Processing and Deep Learning Method

IEEE Transactions on Industrial Informatics, 2021
Frequency response analysis (FRA) suffers from the interpretation of results despite its potential ability to detect faults related to the power transformer windings.
Arash Moradzadeh, Hamed Moayyed, B. Mohammadi-ivatloo, G. B. Gharehpetian, Antonio Pedro Aguiar   +4 more
semanticscholar   +1 more source

Soft Rod-Climbing Robot Inspired by Winding Locomotion of Snake

Soft Robotics, 2020
Soft climbing robots have attracted much attention of researchers for their potential applications on the wall or inside the tube. However, making a soft robot climb on the outer surface of a rod or tube by agile and efficient motion has long been a ...
Bing Liao, Hongbin Zang, Mingyang Chen, Yunjie Wang, Xin Lang, Nana Zhu, Zheng Yang, Yan Yi   +7 more
semanticscholar   +1 more source

Transformer Winding Faults Detection Based on Time Series Analysis

IEEE Transactions on Instrumentation and Measurement, 2021
Monitoring of winding faults is of great significance for the assessment of the transformer maintenance status. In this study, the time series analysis is combined with frequency response analysis (FRA) for better interpretation and analysis of FRA ...
A. Abbasi, M. Mahmoudi, M. Arefi
semanticscholar   +1 more source

Fault-Tolerant Control for Multiple Open-Leg Faults in Open-End Winding Permanent Magnet Synchronous Motor System Based on Winding Reconnection

IEEE transactions on power electronics, 2021
The dual-inverter fed open-end winding permanent magnet synchronous motor (OEW-PMSM) driving system with a common dc bus is attracting more attention in electric vehicle applications due to its simple structure, wide speed range, and strong fault ...
Yuefei Zuo, Xiaoyong Zhu, Xiang Si, Christopher H. T. Lee   +3 more
semanticscholar   +1 more source

Antiresonance Phenomenon and Peak Voltage Stress Within PWM Inverter Fed Stator Winding

IEEE transactions on industrial electronics (1982. Print), 2021
The high-frequency behavior of the stator winding is synthesized herein using a multiconductor transmission line model to study the potential location of excessive voltage stress, being the main cause of insulation failure within the winding.
S. Sundeep, Jiabin Wang, A. Griffo, F. Alvarez-Gonzalez   +3 more
semanticscholar   +1 more source

A 3-D Winding Structure for Planar Transformers and Its Applications to LLC Resonant Converters

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2021
This article proposed a new 3-D parallel winding method (also named planar-Litz), which just requires minimal interleaving between primary and secondary windings. Low ac resistance and low parasitic capacitance can both be achieved.
Ruiyang Yu, Tianxiang Chen, Pengkun Liu, A. Huang   +3 more
semanticscholar   +1 more source

A Comparison Between Random and Hairpin Winding in E-mobility Applications

IECON 2020 The 46th Annual Conference of the IEEE Industrial Electronics Society, 2020
This paper presents a comparative study on traction motors built using random and hairpin winding. Advantages and disadvantages of each winding configuration are reported and challenges of using hairpin winding are detailed.
G. Berardi, S. Nategh, N. Bianchi, Yves Thioliere   +3 more
semanticscholar   +1 more source

A New Testing Method for the Diagnosis of Winding Faults in Transformer

IEEE Transactions on Instrumentation and Measurement, 2020
In this article, a new testing method for the diagnosis of winding faults based on the resonant frequency of the transformer is proposed. The system that consists of the high-voltage dc power and high-voltage insulated gate bipolar transistor (IGBT ...
Zhenyu Wu, Lijun Zhou, Tong Lin, Xiangyu Zhou, Dongyang Wang, Shibin Gao, Feiming Jiang   +6 more
semanticscholar   +1 more source