Mathematical Problems in Engineering / 2015 / Article / Fig 15

Research Article

An Adaptive Nonlinear Extended State Observer for the Sensorless Speed Control of a PMSM

Figure 15

Operating waveforms of rotor position and estimate error when speed is 500 r/min and the load torque is 1 Nm. (a) Actual and estimated rotor position obtained by the proposed ANLESO. (b) Actual and estimated rotor position obtained by the conventional SMO. (c) Estimated error obtained by the proposed ANLESO. (d) Estimated error obtained by the conventional SMO.
(a)
(b)
(c)
(d)

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.