Results 11 to 20 of about 3,143 (231)

Impact of Selected Methods of Cogging Torque Reduction in Multipolar Permanent-Magnet Machines

open access: yesEnergies, 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   +1 more source

Reduction of Cogging Torque in Surface Mounted Permanent Magnet Brushless DC Motor by Adapting Rotor Magnetic Displacement

open access: yesEnergies, 2021
Cogging torque is a critical dilemma in Permanent Magnet Brushless DC (PMBLDC) motors. In medium-low power PMBLDC motors, redundant vibrations and forbidding noises arise as a result of the harmonic magnetic forces created by cogging torque.
T. A. Anuja, M. Arun Noyal Doss
doaj   +1 more source

Optimization of PM Segments Shift Angles for Minimizing the Cogging Torque ‎of YASA-AFPM Machines Using Response Surface Methodology [PDF]

open access: yesJournal of Operation and Automation in Power Engineering, 2021
Mitigating the cogging torque is an important issue in designing the YASA machines. The main aim of the paper is to optimize an efficient technique to mitigate the cogging torque of YASA machines.
S.J. Arand
doaj   +1 more source

Minimization of Cogging Torque in Axial Field Flux Switching Machine Using Arc Shaped Triangular Magnets

open access: yesIEEE Access, 2020
Axial flux permanent magnet machine (AFPMM) provides high torque characteristics at low speeds without any mechanical gears. AFPMMs have numerous applications in wind energy, electric cars, and direct drive elevator applications.
Mirza Aakif Baig   +5 more
doaj   +1 more source

Performance Investigation and Cogging Torque Reduction in a Novel Modular Stator PM Flux Reversal Machine

open access: yesEnergies, 2022
In this research paper, various performances of five different rotor pole topologies of the proposed novel modular stator (MS) permanent magnet (PM) flux reversal machine were investigated.
Surat Khan   +6 more
doaj   +1 more source

Slot opening displacement technique for cogging torque reduction of axial flux brushless DC motor for electric two-wheeler application

open access: yesElectrical engineering & Electromechanics, 2023
Introduction. Reduction of cogging torque is the crucial design consideration of axial flux brushless DC (BLDC) motor, particularly for low-speed applications. Aim.
A. N. Patel
doaj   +1 more source

Flux-Switching Permanent Magnet Machine with Phase-Group Concentrated-Coil Windings and Cogging Torque Reduction Technique

open access: yesEnergies, 2018
We herein propose a novel high-torque-density flux-switching permanent magnet machine (FSPMM) which adopted phase-group concentrated-coil (PGCC) winding and a cogging torque reduction technique. The PGCC winding was applied to increase the torque density.
Jung-Woo Kwon   +3 more
doaj   +1 more source

Analysis and reduction of cogging torque in direct‐drive external‐rotor permanent magnet synchronous motor for belt conveyor application

open access: yesIET Electric Power Applications, 2021
Permanent magnet synchronous motor (PMSM) shows the great potential for use in direct drive system because of its excellent low‐speed direct‐drive capability.
Yongda Song   +4 more
doaj   +1 more source

Reduction of cogging torque of single phase brushless DC motor using flux barrier [PDF]

open access: yes, 2011
This paper deals with the reduction of cogging torque in a single phase brushless DC motor. The constructional features and operating principles of the developed motor is presented.
Abdul Wahab, Noor Izzri   +5 more
core   +1 more source

Fringing in tubular permanent-magnet machines: Part II. Cogging force and its minimization [PDF]

open access: yes, 2003
In Part I of the paper, analytical field solutions, which account for the fringing flux associated with the finite length of the ferromagnetic armature core in tubular permanent-magnet machines, are established.
Howe, D., Jewell, G.W., Wang, J.B.
core   +1 more source

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