Results 81 to 90 of about 231 (131)

New method of vibration analysis of signal force of skew permanent magnet in permanent magnet linear synchronous motors

open access: yes, 2010
En este trabajo realizamos dos modelos de Motores Lineales Síncronos de Imán Permanente (PMLSMs). Ambos se analizan mediante el método de elementos finitos con diferentes ángulos de posición de los imanes que se denominan ángulos de inclinación.
Rivas Conde, Javier José María   +3 more
core   +1 more source

A Novel Track Structure of Double-Sided Linear PM Synchronous Motor for Low Cost and High Force Density Applications

open access: yes, 2021
Conventional coreless linear permanent-magnet (PM) synchronous motors have been used commonly in various applications in industry. In this article, coreless double-sided PM linear motor design alternatives are proposed with a novel track structure with ...
Cumhur, B.   +3 more
core   +1 more source

Thrust Ripple Reduction of Permanent Magnet Linear Synchronous Motor Based on Improved Pole Shape for Electromagnetic Launcher System

open access: yesIranian Journal of Electrical and Electronic Engineering, 2019
In this paper, a new design of permanent magnet linear synchronous motor (PMLSM) for electromagnetic launcher system (EMLs) has been investigated in terms of the requisite amount of average launching thrust force and thrust force ripple minimization ...
H. Sheykhvazayefi   +2 more
doaj  

Optimization of Permanent Magnet Linear Motors Based on Improved Finite Difference Method

open access: yesIEEE Access
To mitigate significant force end fluctuations in short primary permanent magnet linear synchronous motors (PMLSMs) caused by longitudinal end effects, this paper proposes a novel chamfered arc-shaped auxiliary pole structure and an enhanced finite ...
Mengxue Zhang, Liang Guo, Wenqi Lu
doaj   +1 more source

Design, Modeling, and Simulation of A New Adaptive Backstepping Controller for Permanent Magnet Linear Synchronous Motor: A Comparative Analysis [PDF]

open access: yes
In this paper, a nonlinear adaptive position controller for a permanent magnet linear synchronous motor based on a newly developed adaptive backstepping control approach is discussed and analyzed.
Mohamed, Horch   +6 more
core   +1 more source

Sliding-Mode Observer for Speed and Position Sensorless Control of Linear-PMSM

open access: yesElectrical, Control and Communication Engineering, 2014
The paper presents a sliding-mode observer that utilizes sigmoid function for speed and position sensorless control of permanent-magnet linear synchronous motor (PMLSM). In conventional sliding mode observer method there are the chattering phenomenon and
Kazraji Saeed Masoumi   +2 more
doaj   +1 more source

Research on Multi-Loop Nonlinear Control Structure and Optimization Method of PMLSM

open access: yesIEEE Access, 2019
Recently, the permanent magnet linear synchronous motor (PMLSM) servo control technology has become a research hotspot. However, the control performance under the traditional PID control is not ideal, which usually has the problems of slow response speed,
Rongkun Wang   +6 more
doaj   +1 more source

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