Improvement of Energy Density in Single Stator Interior Permanent Magnet Using Double Stator Topology

Figure 9

Choice on the best fit value of 𝑇_𝑚, 𝑇_𝑐, 𝑇_𝑓, and THD. (a) Maximum torque; (b) minimum cogging torque; (c) fundamental torque; (d) total harmonic distortion.

(a)

(b)

(c)

(d)