Results 21 to 30 of about 50,882 (354)

Dynamics and Stability of Permanent‐Magnet Synchronous Motor [PDF]

open access: yesMathematical Problems in Engineering, 2017
The aim of this article is to explore the dynamic characteristics and stability of the permanent‐magnet synchronous motor (PMSM). PMSM equilibrium local stability condition and Hopf  bifurcation condition, pitchfork bifurcation condition, and fold bifurcation condition have been derived by using the Routh‐Hurwitz criterion and the bifurcation theory ...
Ren He, Qingzhen Han
openaire   +1 more source

PERMANENT MAGNET SYNCHRONOUS MOTOR

open access: yes, 2022
Synchronous machine (CM) is an alternating current electric machine whose rotor speed is directed in the same direction as the speed of the electromagnetic field. In a synchronous generator with permanent magnets on the rotor, there is no excitation winding, and the magnetic flux of excitation is created due to permanent magnets, not coils.
openaire   +1 more source

Energy-based modeling of electric motors [PDF]

open access: yes, 2014
We propose a new approach to model electrical machines based on energy considerations and construction symmetries of the motor. We detail the approach on the Permanent-Magnet Synchronous Motor and show that it can be extended to Synchronous Reluctance ...
Combes, Pascal   +4 more
core   +3 more sources

Permanent magnet synchronous motor development on the base of induction motor with squirrel-cage rotor [PDF]

open access: yes, 2016
Представлена методика расчета и выбора параметров синхронного двигателя с постоянными магнитами при известной геометрии статора базового асинхронного двигателя с короткозамкнутым ротором.
Петренко, Александр Николаевич   +3 more
core   +1 more source

A Novel Direct-Drive Permanent Magnet Synchronous Motor with Toroidal Windings

open access: yesEnergies, 2019
A direct-drive motor has the merits of low speed, high torque, and elimination of mechanical deceleration mechanisms, and is widely used in various fields.
Caixia Gao   +4 more
doaj   +1 more source

Unified Direct-Flux Vector Control for AC Motor Drives [PDF]

open access: yes, 2010
The paper introduces a Unified Direct-Flux Vector Control scheme suitable for sinusoidal AC motor drives. The AC drives considered here are Induction Motor, Synchronous Reluctance and synchronous Permanent Magnet motor drives, including Interior and ...
Bojoi, R.   +2 more
core   +1 more source

Speed control for permanent magnet synchronous motor based on an improved extended state observer

open access: yesAdvances in Mechanical Engineering, 2018
An improved extended state observer is designed to eliminate the influences of speed control for a permanent magnet synchronous motor. The improved extended state observer is designed based on a new nonlinear function.
Bingyou Liu
doaj   +1 more source

Estimation of Saturation of Permanent-Magnet Synchronous Motors Through an Energy-Based Model [PDF]

open access: yes, 2011
We propose a parametric model of the saturated Permanent-Magnet Synchronous Motor (PMSM) together with an estimation method of the magnetic parameters. The model is based on an energy function which simply encompasses the saturation effects. Injection of
Jebai, AlKassem   +3 more
core   +2 more sources

Simulation, Verification and Optimization Design of Electromagnetic Vibration and Noise of Permanent Magnet Synchronous Motor for Vehicle

open access: yesEnergies, 2022
Aiming at the electromagnetic vibration and noise problem of an 8-pole 48-slot permanent magnet synchronous motor for a vehicle, the multi-physics coupling simulation model of the motor is introduced to optimize the rotor structure of the motor to reduce
Jie Xu   +3 more
doaj   +1 more source

Direct Flux Field Oriented Control of IPM Drives with Variable DC-Link in the Field-Weakening Region [PDF]

open access: yes, 2009
This paper presents the direct flux control of an interior permanent-magnet (IPM) motor drive in the field-weakening region. The output torque is regulated by the coordinated control of the stator flux amplitude and the current component in quadrature ...
Armando, Eric Giacomo   +2 more
core   +1 more source

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