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FX 77-W-270S (fx77w270s-il)

FX 77-W-270S - Wortmann FX 77-W-270S airfoil for use on wind turbines (W)


Airfoil fx77w270s-il
Details Dat file Parser  
(fx77w270s-il) FX 77-W-270S
Wortmann FX 77-W-270S airfoil for use on wind turbines (W)
Max thickness 27.1% at 33.9% chord.
Max camber 4.2% at 27.9% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
FX 77-W-270S
1.00000     0.01240
0.99893     0.01277
0.99572     0.01378
0.99039     0.01525
0.98296     0.01725
0.97347     0.01980
0.96194     0.02290
0.94844     0.02650
0.93301     0.03060
0.91573     0.03520
0.89668     0.04022
0.87592     0.04562
0.85355     0.05147
0.82967     0.05771
0.80438     0.06428
0.77779     0.07107
0.75000     0.07810
0.72114     0.08542
0.69134     0.09310
0.66072     0.10104
0.62941     0.10927
0.59755     0.11760
0.56526     0.12600
0.53270     0.13453
0.50000     0.14299
0.46730     0.15134
0.43474     0.15933
0.40245     0.16678
0.37059     0.17299
0.33928     0.17683
0.30866     0.17810
0.27886     0.17715
0.25000     0.17418
0.22221     0.16931
0.19562     0.16281
0.17033     0.15489
0.14645     0.14576
0.12408     0.13556
0.10332     0.12442
0.08427     0.11261
0.06699     0.10026
0.05156     0.08773
0.03806     0.07504
0.02653     0.06261
0.01704     0.05034
0.00961     0.03897
0.00428     0.02728
0.00107     0.01754
0.00000     0.00000
0.00107     -0.01275
0.00428     -0.01771
0.00961     -0.02538
0.01704     -0.03161
0.02653     -0.03739
0.03806     -0.04316
0.05156     -0.04887
0.06699     -0.05429
0.08427     -0.05940
0.10332     -0.06437
0.12408     -0.06911
0.14645     -0.07359
0.17033     -0.07773
0.19562     -0.08154
0.22221     -0.08497
0.25000     -0.08807
0.27886     -0.09070
0.30866     -0.09275
0.33928     -0.09429
0.37059     -0.09535
0.40245     -0.09574
0.43474     -0.09545
0.46730     -0.09432
0.50000     -0.09246
0.53270     -0.08954
0.56526     -0.08529
0.59755     -0.07947
0.62941     -0.07227
0.66072     -0.06481
0.69134     -0.05746
0.72114     -0.05090
0.75000     -0.04504
0.77779     -0.03990
0.80438     -0.03530
0.82967     -0.03130
0.85355     -0.02770
0.87592     -0.02437
0.89668     -0.02115
0.91573     -0.01800
0.93301     -0.01498
0.94844     -0.01230
0.96194     -0.01001
0.97347     -0.00812
0.98296     -0.00658
0.99039     -0.00546
0.99572     -0.00469
0.99893     -0.00426
1.00000     -0.00412
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Selig format dat file

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Polars for FX 77-W-270S (fx77w270s-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   fx77w270s-il50,00091.6 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270s-il50,00052 at α=8.75°Mach=0 Ncrit=5Xfoil predictionDetails
   fx77w270s-il100,00091.2 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270s-il100,00059 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   fx77w270s-il200,000910.3 at α=2.5°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270s-il200,000534.2 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   fx77w270s-il500,000962.1 at α=11.25°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270s-il500,000573.4 at α=10°Mach=0 Ncrit=5Xfoil predictionDetails
   fx77w270s-il1,000,0009101.7 at α=11.25°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270s-il1,000,0005106.5 at α=10.5°Mach=0 Ncrit=5Xfoil predictionDetails
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