scholarly journals High Efficient Permanent Magnet Synchronous Motor Design, Electromagnetic and Noise-Vibration Analyzes

Author(s):  
Atakan ŞAHİN ◽  
Yasemin ÖNER
2013 ◽  
Vol 748 ◽  
pp. 735-738
Author(s):  
Xiao Hua Li ◽  
Su Rong Huang ◽  
Ying Dai

First, using the analytical method to estimate the natural frequency of a permanent magnet synchronous motor core, the focus of the winding and the winding end of the natural frequency of the motor, respectively, the finite element method and experimental modal analysis method verify the correctness of the analytical method, this article resolve modal analysis method in the motor design stage can be used to quickly estimate the natural frequency of the motor.


Author(s):  
Abdul Motin Howlader ◽  
Naomitsu Urasaki ◽  
Atsushi Yona ◽  
Tomonobu Senjyu ◽  
Ahmed Yousuf Saber

A pulse amplitude modulation (PAM) control can adjust the DC-link voltage of a motor drive. A bi-directional buck-boost DC-DC converter is required at the primary side of PWM-VSI to implement PAM control. This paper is proposed PAM control technique for a permanent magnet synchronous motor (PMSM) based on fuzzy control system. The PAM coefficient (K_PAM) is a constant value for a conventional PAM control system. It requires online adjustment to improve overall performance of a PAM control system. The proposed fuzzy controller based PAM control regulates the K_PAM according to online commanded load voltage. This paper deals with different operation modes of a bi-directional buck-boost DC-DC cascade converter, motoring (accelerate and steady state) and braking operations of a PMSM at different load conditions and speeds. The total harmonic distortion (THD) and system efficiency are also shown in this paper. Effectiveness of the proposed method is confirmed by simulation results.


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