Research Article

Research on an Improved Method for Permanent Magnet Synchronous Motor

Figure 3

Simulation waves under ADRC method when given speed is 700 r/min and load changes from 0 to 3 N·m at 0.3 s.
816421.fig.003a
(a) Speed wave
816421.fig.003b
(b) Part of speed wave when load changes front and back