scholarly journals Detailed description and analysis of the cross-coupling magnetic saturation on permanent magnet synchronous motor

2018 ◽  
Vol 2018 (17) ◽  
pp. 1855-1859 ◽  
Author(s):  
Yu Shi ◽  
Jianyun Chai ◽  
Xudong Sun ◽  
Shujun Mu
2021 ◽  
Vol 13 (1) ◽  
pp. 11
Author(s):  
Xiao He ◽  
Guangqing Bao

Hybrid permanent magnet synchronous motor (HPMSM) has attracted increased attention in recent years due to its adjustable air gap flux. However, as a result of the cross-coupling effect of high- and low-coercive permanent magnets, the precise magnetic adjustment of HPMSM has become increasingly difficult. In order to weaken the cross-coupling effect, two methods of adding magnetic barrier and exciting coil are adopted in this paper. First, the equivalent magnetic circuit model is established, and the theoretical rationality of the weakening method is analyzed. Second, the electromagnetic performance of two weakening methods are analyzed based on the finite element analysis. Finally, the rationality of the theoretical analysis is verified, which provides the structure basis for the precise magnetic adjustment of the hybrid permanent magnet motor.


2001 ◽  
Vol 121 (7) ◽  
pp. 814-820 ◽  
Author(s):  
Manabu Sasaki ◽  
Kazuo Shima ◽  
Kazumasa Ide ◽  
Haruo Koharagi ◽  
Miyoshi Takahashi

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