Research Article

Unbalanced Magnetic Pull Effect on Stiffness Models of Active Magnetic Bearing due to Rotor Eccentricity in Brushless DC Motor Using Finite Element Method

Figure 12

The UMP in loaded condition (stator current: 208 A) versus eccentricity and angular position of motor rotor. (a) 2D. (b) 3D.
745912.fig.0012a
(a)
745912.fig.0012b
(b)