Results 31 to 40 of about 2,463,932 (332)

Estimating power factor of induction motors using regression technique [PDF]

open access: yes, 2016
Induction motors are one of the largest power consumption in electrical systems. Since induction motors are inductive loads, they produce a lot of power quality issue in the electrical systems.
Abbod, M, Khodapanah, M, Zobaa, AF
core   +1 more source

A PCA and Two-Stage Bayesian Sensor Fusion Approach for Diagnosing Electrical and Mechanical Faults in Induction Motors

open access: yesIEEE transactions on industrial electronics (1982. Print), 2019
Induction motors are widely used in industrial plants for critical operations. Stator faults, bearing faults, or rotor faults can lead to unplanned downtime with associated cost and safety implications. Different sensors may be used to monitor the health
A. Stief   +3 more
semanticscholar   +1 more source

A novel starting method with reactive power compensation for induction motors

open access: yesIET Power Electronics, 2023
This paper investigates several traditional startup methods for induction motors. Since a large starting current and a reactive power may lead to a deep voltage drop and cause a potential damage to induction motors and other devices in the same power ...
Yufang Chang   +4 more
doaj   +1 more source

Hybrid optimization algorithm for parameter estimation of poly-phase induction motors with experimental verification

open access: yesEnergy and AI, 2021
The estimated parameters accuracy of poly-phase induction motors is crucial for effective performance prediction and/or control in various manufacturing applications.
Mohamed I. Abdelwanis   +2 more
doaj   +1 more source

Thermal analysis of induction and synchronous reluctance motors [PDF]

open access: yes, 2005
In this paper, the thermal behavior of two induction motors (2.2 and 4 kW, four poles) and two synchronous reluctance motors [(SynRMs) transverse-laminated] are investigated and compared.
Boglietti, Aldo   +4 more
core   +1 more source

A New Approach for Broken Rotor Bar Detection in Induction Motors Using Frequency Extraction in Stray Flux Signals

open access: yesIEEE transactions on industry applications, 2019
This paper offers a reliable solution to the detection of broken rotor bars in induction machines with a novel methodology, which is based on the fact that the fault-related harmonics will have oscillating amplitudes due to the speed ripple effect.
P. A. Panagiotou   +4 more
semanticscholar   +1 more source

Comparison among Methods for Induction Motor Low-Intrusive Efficiency Evaluation Including a New AGT Approach with a Modified Stator Resistance

open access: yesEnergies, 2018
Induction motors consume a great portion of the generated electrical energy. Moreover, most of them work at underloaded conditions, so they have low efficiencies and waste a lot of energy.
Camila Paes Salomon   +5 more
doaj   +1 more source

Induction Motor Stator Winding Inter-Tern Short Circuit Fault Detection Based on Start-Up Current Envelope Energy

open access: yesSensors, 2023
Inter-turn short circuit (ITSC) is a common fault in induction motors. However, it is challenging to detect the early stage of ITSC fault. To address this issue, this paper proposes an ITSC fault detection method for three-phase induction motors based on
Liting Chen   +7 more
doaj   +1 more source

The impact of demagnetization on the feasibility of permanent magnet synchronous motors in industry applications

open access: yesJournal of Advanced Research, 2019
Permanent magnet (PM) motors are rapidly replacing the dominant induction motors in industrial applications including pumps, fans, and compressors.
A.A. Adly, A. Huzayyin
doaj   +1 more source

A Deep Learning Approach for Fault Diagnosis of Induction Motors in Manufacturing

open access: yesChinese Journal of Mechanical Engineering, 2017
Extracting features from original signals is a key procedure for traditional fault diagnosis of induction motors, as it directly influences the performance of fault recognition. However, high quality features need expert knowledge and human intervention.
Siyu Shao   +4 more
semanticscholar   +1 more source

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