Results 1 to 10 of about 27,076 (217)
The Effects of Cogging Torque Reduction in Axial Flux Machines [PDF]
Micromachines, 2021 An axial flux permanent magnet single-rotor generator has good potential in various applications that require high efficiency, prolonged service life, as well as low mass and dimensions. However, the effect of cogging torque diminishes generator efficiency and flexibility of functionality.
Simon Lineykin +2 more
exaly +6 more sources
Cogging Torque Reduction Techniques in Axial Flux Permanent Magnet Machines: A Review
EnergiesAxial flux permanent magnet machines have garnered significant attention in recent years due to their numerous advantages in various applications, including electric vehicles, wind turbines, and robotics.
Franjo Pranjić, Peter Virtič
doaj +4 more sources
Cogging Torque Reduction in Brushless Motors by a Nonlinear Control Technique [PDF]
Energies, 2019 This work addresses the problem of mitigating the effects of the cogging torque in permanent magnet synchronous motors, particularly brushless motors, which is a main issue in precision electric drive applications.
Pierpaolo Dini, Sergio Saponara
doaj +4 more sources
Cogging Torque Reduction in Induction Motor Through Rotor Skewing
Sir Syed University Research Journal of Engineering and TechnologyThis research article investigates the reduction of cogging torque in a squirrel cage induction motor (IM) through the rotor skewing method. A multi-sliced 2D finite element analysis (FEA) method is utilized to model and analyze the skewed IM. The multi-
Qurban Ali Shah Syed +2 more
doaj +3 more sources
Mathematics, 2023 The cogging torque reduction methods in permanent magnet (PM) machines are more or less FEA trial and error-based and cause undesirable side effects, such as distorted back EMF, new harmonic components, and structure asymmetry.
Linwei Wang +3 more
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Impact of Selected Methods of Cogging Torque Reduction in Multipolar Permanent-Magnet Machines
Energies, 2020 This paper focuses on the matter of cogging torque reduction by combining various methods of cogging torque minimization. Due to the high costs of prototype construction, cogging torque is minimized during the design phase by using numerical methods ...
Zbigniew Goryca +5 more
doaj +3 more sources
A Reduction Method of Cogging Torque for Magnetic Gears [PDF]
Iranian Journal of Electrical and Electronic Engineering, 2023 Nowadays, magnetic gears (MGs) have become an alternative choice for mechanical gears because of their low maintenance, improved durability, indirect contact between inner and outer rotors, no lubrication, and high efficiency.
M. K. Rashid, A. M. Mohammed
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Energies, 2022 Owing to the shortage of rare-earth magnetic materials, various methods are being examined to reduce the use of magnets. One of these is a consequent pole.
Si-Woo Song +3 more
doaj +3 more sources
Energies, 2020 This article presents an effective algorithm to reduce acoustic noise, vibrations and torque ripple caused by cogging torque in three-phase Permanent Magnet (PM) motors under Field Oriented Control (FOC) operation.
Martin Sumega +2 more
doaj +3 more sources
Methods for Reducing Cogging Force in Permanent Magnet Machines: A Review
Energies, 2022 Permanent magnet (PM) machines inevitably suffer from cogging force, which does not contribute to the average output torque (force) but contributes as a type of torque (force) ripple. This paper provides an overview of the cogging force reduction methods
Wenjuan Hao +4 more
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