Table 2.
Block parameters of the wind energy conversion system.
| Block | Parameter | Value |
|---|---|---|
| Turbine | Power (W) | 10,000 |
| Base power of Electrical generator (VA) | 10,000/0.9 = 11,111 | |
| Base wind speed (m/s) | 9 | |
| Max. power at base speed (p.u) | 0.6 | |
| Base rotational speed (p.u) | 1 | |
| Pitch Controller | Gain | 500 |
| Saturation limit | Upper limit = 45, Lower limit = 0 | |
| Rate limiter | Rising slew rate = 2, Falling slew rate = −2 | |
| Cut in & Cut off Speed (m/s) | 3 & 25 | |
| Drive train | Wind inertia constant | 0.125 |
| Stiffness constant | 0.3 | |
| Base wind speed (m/s) | 152.8 | |
| Damping constant | 1 | |
| PMSG | Number of Phases | 3 |
| Stator phase resistance Rs (Ohm) | 0.425 | |
| Armature inductance (H) | 0.000835 | |
| Flux linkage | 0.53333 | |
| Inertia (J(kg.m^2)) | 0.01197 | |
| pole pairs | 5 | |
| viscous damping (F(N.m.s)) | 0.001189 | |
| Load | Resistive load (ohm) | 25 |
| Solver | Discrete (Fixed-step) | Ode3(Bogacki-Shampine) |
| Sampling time | 50e-6 | |