Nonlinear Disturbance Observer-Based Sliding Mode Control for the PMSM with Matched and Mismatched Disturbances

Table 1

The main parameters of the PMSM.

Rated power	3 kW	Stator inductance	8.5 mH
Rated current	5.4 A	Viscous coefficient	0.008 Nms/rad
Flux linkage	0.175 Wb	Pole pairs	4
Rotor inertia	0.003 kgm^2	Stator resistance	2.875 Ω