Wind Energy Handbook. Michael Barton Graham

Wind Energy Handbook - Michael Barton Graham


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1.50 6.0 1.13 168 Risø‐A1‐18 18 0.336 0.0025 3.00 −3.6 1.53 6.0 1.15 167 Risø‐A1‐21 21 0.298 0.005 3.00 −3.3 1.45 7.0 1.15 161 Risø‐A1‐24 24 0.302 0.01 2.75 −3.4 1.48 7.0 1.19 157 Risø‐A1‐27 27 0.303 0.01 2.75 −3.2 1.44 7.0 1.15 N/A Risø‐A1‐30 30 0.300 0.01 2.50 −2.7 1.35 7.0 1.05 N/A Risø‐A1‐33 30 0.304 0.01 2.50 −1.6 1.20 7.0 0.93 N/A Graph depicts the RisØ-P series of aerofoil profiles.
Aerofoil Max t/c % x/c at max t/c y/c at TE Re × 10−6 α ο cl max Design α Design cl Max cl/cd
Risø‐P‐15 15 0.328 0.0025 3.00 −3.5 1.49 6.0 1.12 173
Risø‐P‐18 18 0.328 0.0025 3.00 −3.7 1.50 6.0 1.15 170
Risø‐P‐21 21 0.323 0.005 3.00 −3.5 1.48 6.0 1.14 159
Risø‐P‐24 24 0.320 0.01 2.75 −3.7 1.48 6.0 1.17 156
Graph depicts the RisØ-B series of aerofoil profiles.
Aerofoil Max t/c % x/c at max t/c y/c at TE Re × 10−6 α ο cl max Design α Design cl Max cl/cd
Risø‐B1‐15 15 0.278 0.006 6.00 −4.1 1.92 6.0 1.21 157
Risø‐B1‐18 18 0.279 0.004
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