scholarly journals SUSPENSION FORCE MODELING AND ELECTROMAGNETIC CHARACTERISTICS ANALYSIS OF AN INTERIOR BEARINGLESS PERMANENT MAGNET SYNCHRONOUS MOTOR

2016 ◽  
Vol 69 ◽  
pp. 31-45
Author(s):  
Xiaodong Sun ◽  
Shuai Luo ◽  
Long Chen ◽  
Ruoyu Zhao ◽  
Zebin Yang
2021 ◽  
Vol 11 (14) ◽  
pp. 6360
Author(s):  
Jae-Hyeon Lim ◽  
Geochul Jeong ◽  
Hyung-Woo Lee ◽  
Jae-Bum Lee ◽  
Jong-Seok Lim ◽  
...  

The magnetic geared permanent magnet synchronous motor (MG-PMSM) is a PMSM that has two rotors with different rotation speeds and includes the function of magnetic gear. The design studies of the 45kW-class MG-PMSM are conducted for the application of the driving system for a tram. In this research, first, to derive the detailed model of the 45kW-class MG-PMSM for the tram, the analysis of the characteristics according to the stator winding method was performed. After selecting the winding method that can reduce the size of the MG-PMSM, two design topologies were applied to determine the number of stator poles, the number of outer rotor pole pieces, and the number of inner rotor poles of the MG-PMSM. A 45kW-class MG-PMSM detailed model was derived by applying a design topology that can minimize the size of the MG-PMSM, and it was confirmed that the required performance is satisfied through electromagnetic characteristics analysis. In addition, the 4.5kW-class small-scaled MG-PMSM prototype with concentrated winding was manufactured to verify the validity of the analytical model, and performance verification was performed.


2012 ◽  
Vol 522 ◽  
pp. 307-312
Author(s):  
Xu Dong Pan ◽  
Guang Lin Wang ◽  
Li Sun ◽  
Yong Lei Mu ◽  
Hai Bing Xie

This paper studies a load simulation system based on permanent magnet synchronous motor. Vector control principle of the loading motors vector control technology is analyzed, and using the strategy that direct-axis component of the stator current is zero, the mathematical model of load control is established. To analysis the control characteristics and lay a foundation for the control algorithm of the system, the control channel is divided into two channels, namely the forward load channel and disturbance channel, whose characteristics are analyzed, too. The torsional stiffness of the connecting link has an effect on the dynamics characteristics of the system. Therefore, the system dynamic characteristics under different torsional stiffness of forward load channel and disturbance channel are analyzed in the paper.


2006 ◽  
Vol 126 (12) ◽  
pp. 1722-1729 ◽  
Author(s):  
Akeshi Takahashi ◽  
Haruo Koharagi ◽  
Satoshi Kikuchi ◽  
Kazumasa Ide ◽  
Kazuo Shima

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