Fig 1.
Comparison of conventional vs. more electric aircraft (MEA) technology [3].
Fig 2.
Flight control actuators in MEA.
a) Electrohydrostatic b) Electromechanical Actuator.
Fig 3.
Schematic representation of a PMSM in open-loop.
Fig 4.
Classification of vector control [27].
Fig 5.
Equivalence between decoupled DC motor and PMSM.
Fig 6.
Closed loop speed regulation.
Fig 7.
Closed loop regulation of current.
Fig 8.
Generalized scheme for the Field Oriented Control (FOC) of PMSM.
Fig 9.
Block diagram of PMSM controlled by FBLC.
Fig 10.
Block diagram of BSC control applied to PMSM.
Fig 11.
Block diagram of SMC based nonlinear plant.
Fig 12.
Block diagram of SMC control applied to PMSM.
Table 1.
Simulation parameters of PMSM.
Fig 13.
Scenario (1): Fixed reference tracking—No load.
Fig 14.
Scenario (2): Fixed reference tracking—With 5 N.m load applied at t = 0.3 s.
Fig 15.
Scenario (3): Varying reference tracking—No load.
Fig 16.
Scenario (4): Reference reversal tracking—With 10 N.m load applied at t = 0.4s.
Fig 17.
Scenario (5): Parameter variation (50% increase)—With 5 N.m load applied at t = 0.3s.
Fig 18.
Scenario (6): Parameter variation (50% decrease)—With 5 N.m load applied at t = 0.3s.
Table 2.
Performance comparison of three PMSM vector controllers.