Turn‐to‐turn fault monitoring methods in electrical power transformers—State of the art
Sign Up to like & getrecommendations! Published in 2018 at "International Transactions on Electrical Energy Systems"
DOI: 10.1002/etep.2644
Abstract: List of symbols and abbreviations: CT, Cu Negative Sequence; OLTC, On‐Load Tap‐Cha Sequence Component; SC, Search Coil; SFRA Symbols: N1, Primary winding turns number ZPos, Positive sequence impedance; VNeg, Ne Transformer turn ratio; iz, Short… read more here.
Keywords: turn turn; methods electrical; monitoring methods; turn fault ... See more keywords
Stator inter-turn fault detection in closed-loop controlled drive based on switching sideband harmonics in CMV
Sign Up to like & getrecommendations! Published in 2017 at "Iet Electric Power Applications"
DOI: 10.1049/iet-epa.2016.0555
Abstract: This study proposes a method for stator fault detection of inverter-fed induction machine in closed-loop control. The sideband response of inverter switching harmonics in common-mode voltage (CMV) is employed to detect the stator inter-turn fault,… read more here.
Keywords: fault detection; turn fault; inter turn; stator ... See more keywords
A Novel Stator Turn Fault Detection Technique by Using Equivalent High Frequency Impedance
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3009109
Abstract: Stator turn fault is the most serious failure in the electrical machine drive which requires immediate detection techniques. Under such a turn fault, the fundamental change is that the high frequency (HF) impedance of the… read more here.
Keywords: turn fault; impedance; stator turn; fault ... See more keywords
A Flux-Based Differential Technique for Turn-to-Turn Fault Detection and Defective Region Identification in Line-Connected and Inverter-Fed Induction Motors
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Energy Conversion"
DOI: 10.1109/tec.2018.2837389
Abstract: A new air-gap flux-based technique is proposed in this paper for turn-to-turn fault (TTF) detection and defective region identification, which is implemented in line-connected and inverter-fed induction motors. Some search coils (SCs) are used to… read more here.
Keywords: technique; detection; turn turn; turn fault ... See more keywords
Fault Detection and Tolerant Capability of Parallel-Connected Permanent Magnet Machines Under Stator Turn Fault
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Industry Applications"
DOI: 10.1109/tia.2018.2834305
Abstract: This paper analyzes the influence of stator windings turn-to-turn fault on inverter-fed permanent magnet (PM) machines. By adding a secondary neutral point (NP) in stator windings, the turn fault detection and tolerant capability can all… read more here.
Keywords: fault; fault detection; turn fault; stator ... See more keywords
Online Sensitive Turn-to-Turn Fault Detection in Power Transformers
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3140504
Abstract: Power transformers are of the most critical and expensive equipment in the power system industry. Meanwhile, they are exposed to a variety of faulty and abnormal operating conditions. Therefore, to prevent extension of these events… read more here.
Keywords: power transformers; turn; fault detection; turn turn ... See more keywords
Detection and Classification of Turn Fault and High Resistance Connection Fault in Permanent Magnet Machines Based on Zero Sequence Voltage
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Power Electronics"
DOI: 10.1109/tpel.2019.2922114
Abstract: Health monitoring and fault detection are becoming more and more important in electrical machine systems due to the increasing demand for reliability. Winding turn fault is a common fault in permanent magnet (PM) machines, which… read more here.
Keywords: detection classification; turn fault; fault detection; fault ... See more keywords
A Kalman Filter Based Technique for Stator Turn-Fault Detection of the Induction Motors
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Emerging Electric Power Systems"
DOI: 10.1515/ijeeps-2017-0071
Abstract: Abstract Monitoring of the Induction Motors (IMs) through stator current for different faults diagnosis has considerable economic and technical advantages in comparison with the other techniques in this content. Among different faults of an IM,… read more here.
Keywords: fault detection; turn fault; kalman filter; stator ... See more keywords