Application of Passivity-Based Control and Time-Frequency Representation in a Doubly Fed Induction Generator System

Figure 4

Simulation results: (a) actual rotor speed and expected rotor speed waves of the DFIG, (b) rotor current wave, (c) stator current wave, (d) --axis components of expected and the actual stator current waves, and (e) --axis components of expected and the actual rotor current waves.

(a)

(b)

(c)

(d)

(e)