Design and Characteristic Analysis of a Novel Bearingless SRM considering Decoupling between Torque and Suspension Force

Table 1

Parameters of 12/4 and 12/8 wider-rotor-teeth BSRMs.

Stator diameter/mm	95
Rotor diameter/mm	49.8
Stator yoke/mm	6.1
Rotor yoke/mm	7.65
Stator pole height/mm	16.5
Rotor pole height/mm	7
Stator pole arc/°M	15
Diameter of axle/mm	20
Gap length/mm	0.25
Length of stator stack/mm	55
Rotor pole arc of 12/4 BSRM/°M	45
Number of windings of 12/4 BSRM	13
Rotor pole arc of 12/8 BSRM/°M	30
Number of main windings of 12/8 BSRM	9
Number of suspension windings of 12/8 BSRM	13