Research Article
Super-Twisting Sliding Mode Control for Gearless PMSG-Based Wind Turbine
Figure 6
The q-axis current of the generator (a) with PI, FOSMC, and STSMC in the grid fault condition, (b) in beginning time of grid voltage drop.
(a)
(b)
The q-axis current of the generator (a) with PI, FOSMC, and STSMC in the grid fault condition, (b) in beginning time of grid voltage drop.