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FX 77-W-270 (fx77w270-il)

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


Airfoil fx77w270-il
Details Dat file Parser  
(fx77w270-il) FX 77-W-270
Wortmann FX 77-W-270 airfoil for use on wind turbines (W)
Max thickness 27.1% at 33.9% chord.
Max camber 4.3% at 27.9% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
FX 77-W-270
1.00000     0.02135
0.99893     0.02135
0.99572     0.02231
0.99039     0.02356
0.98296     0.02510
0.97347     0.02700
0.96194     0.02925
0.94844     0.03195
0.93301     0.03503
0.91573     0.03869
0.89668     0.04268
0.87592     0.04734
0.85355     0.05231
0.82967     0.05800
0.80438     0.06399
0.77779     0.07066
0.75000     0.07758
0.72114     0.08514
0.69134     0.09283
0.66072     0.10104
0.62941     0.10907
0.59755     0.11760
0.56526     0.12576
0.53270     0.13453
0.50000     0.14280
0.46730     0.15134
0.43474     0.15915
0.40245     0.16678
0.37059     0.17286
0.33928     0.17694
0.30866     0.17803
0.27886     0.17734
0.25000     0.17414
0.22221     0.16950
0.19562     0.16269
0.17033     0.15496
0.14645     0.14548
0.12408     0.13556
0.10332     0.12403
0.08427     0.11261
0.06699     0.09989
0.05156     0.08773
0.03806     0.07454
0.02653     0.06261
0.01704     0.04987
0.00961     0.03916
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     -0.03095
0.02653     -0.03739
0.03806     -0.04250
0.05156     -0.04865
0.06699     -0.05361
0.08427     -0.05930
0.10332     -0.06394
0.12408     -0.06911
0.14645     -0.07324
0.17033     -0.07773
0.19562     -0.08126
0.22221     -0.08497
0.25000     -0.08776
0.27886     -0.09058
0.30866     -0.09248
0.33928     -0.09429
0.37059     -0.09514
0.40245     -0.09574
0.43474     -0.09522
0.46730     -0.09433
0.50000     -0.09222
0.53270     -0.08954
0.56526     -0.08507
0.59755     -0.07966
0.62941     -0.07217
0.66072     -0.06481
0.69134     -0.05744
0.72114     -0.05092
0.75000     -0.04485
0.77779     -0.03970
0.80438     -0.03504
0.82967     -0.03126
0.85355     -0.02790
0.87592     -0.02531
0.89668     -0.02314
0.91573     -0.02167
0.93301     -0.02055
0.94844     -0.01995
0.96194     -0.01964
0.97347     -0.01966
0.98296     -0.01986
0.99039     -0.02021
0.99572     -0.02057
0.99893     -0.02081
1.00000     -0.02081
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Selig format dat file

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Polars for FX 77-W-270 (fx77w270-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   fx77w270-il50,00091.4 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270-il50,00052.7 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   fx77w270-il100,00091.3 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270-il100,000512.8 at α=3.75°Mach=0 Ncrit=5Xfoil predictionDetails
   fx77w270-il200,000915.2 at α=3°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270-il200,000539.4 at α=8.75°Mach=0 Ncrit=5Xfoil predictionDetails
   fx77w270-il500,000976.6 at α=12°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270-il500,000580.5 at α=10°Mach=0 Ncrit=5Xfoil predictionDetails
   fx77w270-il1,000,0009103.4 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   fx77w270-il1,000,000594 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
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