A Novel Active Disturbance Rejection Control with a Super-Twisting Observer for the Rocket Launcher Servo System

Table 1

Parameters in PMSM.

Step simulation			Sinusoidal tracking
Control strategy	Adjustment time (s)	Maximum error ()	Maximum error ()
PID	1.41	0.18	0.282
ADRC	0.86	0.13	0.086
NADRC	0.75	0.11	0.034