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AH 93-W-257 (ah93w257-il)

AH 93-W-257 - Althaus AH 93-W-257 airfoil for use on wind turbines (W)


Airfoil ah93w257-il
Details Dat file Parser  
(ah93w257-il) AH 93-W-257
Althaus AH 93-W-257 airfoil for use on wind turbines (W)
Max thickness 25.7% at 30.9% chord.
Max camber 2.1% at 77.8% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
AH 93-W-257
1.00000     0.00029
0.99893     0.00062
0.99572     0.00162
0.99039     0.00325
0.98296     0.00528
0.97347     0.00777
0.96194     0.01050
0.94844     0.01349
0.93301     0.01683
0.91573     0.02050
0.89668     0.02455
0.87592     0.02899
0.85355     0.03388
0.82967     0.03921
0.80438     0.04499
0.77779     0.05121
0.75000     0.05783
0.72114     0.06479
0.69134     0.07203
0.66072     0.07947
0.62941     0.08702
0.59755     0.09461
0.56526     0.10209
0.53270     0.10928
0.50000     0.11592
0.46730     0.12168
0.43474     0.12630
0.40245     0.12957
0.37059     0.13139
0.33928     0.13177
0.30866     0.13075
0.27886     0.12842
0.25000     0.12490
0.22221     0.12032
0.19562     0.11481
0.17033     0.10849
0.14645     0.10148
0.12408     0.09387
0.10332     0.08575
0.08427     0.07724
0.06699     0.06843
0.05156     0.05942
0.03806     0.05035
0.02653     0.04133
0.01704     0.03254
0.00961     0.02407
0.00428     0.01610
0.00107     0.00840
0.00000     0.00000
0.00107     -0.01027
0.00428     -0.02084
0.00961     -0.03119
0.01704     -0.04116
0.02653     -0.05117
0.03806     -0.06075
0.05156     -0.06981
0.06699     -0.07847
0.08427     -0.08673
0.10332     -0.09454
0.12408     -0.10181
0.14645     -0.10837
0.17033     -0.11406
0.19562     -0.11874
0.22221     -0.12233
0.25000     -0.12480
0.27886     -0.12604
0.30866     -0.12599
0.33928     -0.12461
0.37059     -0.12194
0.40245     -0.11799
0.43474     -0.11277
0.46730     -0.10623
0.50000     -0.09842
0.53270     -0.08953
0.56526     -0.07980
0.59755     -0.06953
0.62941     -0.05910
0.66072     -0.04886
0.69134     -0.03913
0.72114     -0.03020
0.75000     -0.02226
0.77779     -0.01550
0.80438     -0.01006
0.82967     -0.00594
0.85355     -0.00303
0.87592     -0.00123
0.89668     -0.00038
0.91573     -0.00035
0.93301     -0.00096
0.94844     -0.00201
0.96194     -0.00337
0.97347     -0.00480
0.98296     -0.00601
0.99039     -0.00696
0.99572     -0.00728
0.99893     -0.00739
1.00000     -0.00744
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Polars for AH 93-W-257 (ah93w257-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   ah93w257-il50,00092.9 at α=14.5°Mach=0 Ncrit=9Xfoil predictionDetails
   ah93w257-il50,00056.5 at α=17.5°Mach=0 Ncrit=5Xfoil predictionDetails
   ah93w257-il100,000913.6 at α=16.25°Mach=0 Ncrit=9Xfoil predictionDetails
   ah93w257-il100,000523.5 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   ah93w257-il200,000949.6 at α=10.5°Mach=0 Ncrit=9Xfoil predictionDetails
   ah93w257-il200,000558.3 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   ah93w257-il500,000992.5 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   ah93w257-il500,000592.7 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   ah93w257-il1,000,0009120.7 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   ah93w257-il1,000,0005114.2 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
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