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Annex
A3.1 - A-weighted 1/3-octave spectrum of a Typical 800kW-1.3MW Wind Turbine |
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Frequency |
SWL, dB(A) |
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25 |
66.5 |
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31.5 |
68.8 |
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40 |
72.2 |
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50 |
78.9 |
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63 |
78.3 |
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80 |
80.6 |
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100 |
84.9 |
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125 |
84.9 |
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160 |
87.3 |
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200 |
91.2 |
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250 |
90.5 |
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315 |
92.5 |
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400 |
92.5 |
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500 |
93.4 |
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630 |
94.7 |
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800 |
93.8 |
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1000 |
93.5 |
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1250 |
93.4 |
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1600 |
93.6 |
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2000 |
91.5 |
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2500 |
89.5 |
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3150 |
87.7 |
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4000 |
86.8 |
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5000 |
83.5 |
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6300 |
76.5 |
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8000 |
69.8 |
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10000 |
62.4 |
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Note: |
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1) The measurement
position was directly downwind of the turbine. |
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2) The
measurement was taken at wind speed of 10m/s, which corresponded to 95% of
rated power. |
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