Research Article
The Virtual Resistance Control Strategy for HVRT of Doubly Fed Induction Wind Generators Based on Particle Swarm Optimization
Figure 13
Rotor current and voltage with variable damping coefficient in synchronization.
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(a) Rotor current and voltage with 0.5 pu virtual resistance |
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(b) Rotor current and voltage with 1.5 pu virtual resistance |
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