A New Open Loop Approach for Identifying the Initial Rotor Position of a Permanent Magnet Synchronous Motor

Table 2

The comparison between this method and other methods.

	The estimation error	Identification time
Method in [18]	5 electrical degrees	6 s
Method in [19]	6 electrical degrees	—
Method in [20]	7.4 electrical degrees	—
Method in this paper	8 electrical degrees	130 ms