Research on the Weak Signal Extraction Method with Adaptive Stochastic Resonance Based on the Time Grid Sensor for PMSM

Table 1

PMSM parameters used.

Parameter	Value	Unit
Rated line voltage	220	V
Rated line current	2	A
Rated torque	1.27	N.m
Pole number	8	Pole
Rotor inertia	1.05•10^−4	kg•m^2
Winding resistance	4.44
Winding inductance	7.93	mH
Electrical constant	1.66	ms
Encoder line number	2500	PPR