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Turbine Wake Model for Wind Resource Software

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EWEC 2006 <strong>Wind</strong> Energy Conference and Exhibition<br />

1.100<br />

1.000<br />

Alfa=0.7<br />

Meas<br />

Free wind speed:<br />

Relative wind speed<br />

0.900<br />

0.800<br />

0.700<br />

0.600<br />

6 m/s ± 0.5 m/s<br />

0.500<br />

1.1<br />

155 165 175 185 195 205 215<br />

Relative <strong>Wind</strong> Speed<br />

1<br />

0.9<br />

0.8<br />

0.7<br />

0.6<br />

Alfa=0.7<br />

Meas<br />

Free wind speed:<br />

9 m/s ± 0.5 m/s<br />

Relative <strong>Wind</strong> Speed<br />

0.5<br />

155 165 175 185 195 205 215<br />

1.100<br />

1.000<br />

0.900<br />

0.800<br />

0.700<br />

0.600<br />

Alfa=0.7<br />

Meas<br />

Alfa=0.6<br />

Alfa=0.5<br />

Free wind speed:<br />

12 m/s ± 0.5 m/s<br />

0.500<br />

155 165 175 185 195 205 215<br />

<strong>Wind</strong> Direction<br />

MG Dir 12<br />

Figure 7. <strong>Wake</strong> dependence on southern wind direction of second turbine from South (WT19).<br />

8

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