Figures & data
Figure 1 System configuration of IAG-based AWECS.
Figure 2 VFC control algorithm for IAG-based AWECS.
Figure 3 Steady-state performance of the VFC at constant wind speed (10.81 m/s) and balanced nonlinear loads: (a) v AB and i gA; (b) v AB and i gB; (c) v AB and i gC; (d) v AB and i cA; (e) v AB and i cB; (f) v AB and i cC; (g) v AB and i sA; (h) v AB and i sB; (i) v AB and i sC; (j) v AB and i LA; (k) v AB and i LB; (l) v AB and i LC.
Figure 4 Steady-state performance of the VFC at constant wind speed (10.81 m/s) and balanced nonlinear loads: (a) v AB and P s; (b) v AB and P L; (c) v AB and P b; (d) v AB and i vscA; (e) v AB and i vscB; (f) v AB and i vscC; (g) v AB and i b; (h) v bb and i b; (i) harmonic spectrum of i gA; (j) harmonic spectrum of v AB; (k) harmonic spectrum of i LA; (l) v AB and P g.
Figure 5 Steady-state performance of the VFC at wind speed (11.53 m/s) and balanced nonlinear loads: (a) v AB and P s; (b) v AB and P L; (c) v AB and P b; (d) v AB and i gA; (e) v AB and i gB; (f) v AB and i gC; (g) v AB and i b; (h) v bb and i b; (i) v AB and i sA; (j) v AB and i sB; (k) v AB and i sC; (l) v AB and i vscC.
Figure 6 Dynamic performance of AWECS during DOL starting of induction motor and fixed wind speed (12 m/s): (a) v AB, i LA, i LB and i LC; (b) v A, i sA, i sB and i sC; (c) v AB, i cA, i b and i LA; (d) v AB, i LAm, i LBm and i LCm; (e) v AB, i sA, i b and i LAm; (f) v AB, i gA, i gB and i gC.
