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NREL's S834 Airfoil (s834-nr)

NREL's S834 Airfoil - NREL HAWT airfoil S834 tip 15.0% Dia=1 to 3 m Re=4.0E+5 Clmax(S)=1.00 Clmax(R)=1.02 High max lift coef


Airfoil s834-nr
Details Dat file Parser  
(s834-nr) NREL's S834 Airfoil
NREL HAWT airfoil S834 tip 15.0% Dia=1 to 3 m Re=4.0E+5 Clmax(S)=1.00 Clmax(R)=1.02 High max lift coef
Max thickness 15% at 39.5% chord.
Max camber 1.6% at 60% chord
Source NWTC National WInd Technology Center
Source dat file
The dat file is in Selig format
NREL's S834 Airfoil
   x/c        y/c
1.000000   0.000000
0.996064   0.000606
0.984816   0.003101
0.967539   0.007914
0.945483   0.014649
0.919407   0.022470
0.889501   0.030561
0.855652   0.038699
0.818293   0.046926
0.777966   0.055030
0.735169   0.062727
0.690338   0.069726
0.643856   0.075777
0.596064   0.080708
0.547330   0.084531
0.498288   0.087141
0.449272   0.088341
0.400592   0.088199
0.352742   0.086855
0.306248   0.084371
0.261604   0.080802
0.219296   0.076196
0.179743   0.070615
0.143372   0.064126
0.110502   0.056817
0.081485   0.048795
0.056518   0.040187
0.035873   0.031189
0.019660   0.022005
0.008118   0.012967
0.001394   0.004469
0.001039   0.003754
0.000308   0.001855
0.000001   0.000091
0.000250  -0.001671
0.000632  -0.002862
0.000915  -0.003559
0.006099  -0.010998
0.016371  -0.019451
0.031347  -0.027791
0.050767  -0.035619
0.074629  -0.042738
0.102659  -0.048948
0.134765  -0.054145
0.170598  -0.058239
0.209956  -0.061194
0.252411  -0.062996
0.297656  -0.063666
0.345187  -0.063248
0.394605  -0.061807
0.445343  -0.059431
0.496925  -0.056213
0.548737  -0.052268
0.600249  -0.047696
0.650829  -0.042590
0.699974  -0.037023
0.747128  -0.031105
0.791833  -0.024939
0.833594  -0.018671
0.872254  -0.012170
0.907866  -0.006512
0.939211  -0.002526
0.965020  -0.000329
0.984215   0.000393
0.996021   0.000244
1.000000   0.000000
Dat file parser warnings
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Polars for NREL's S834 Airfoil (s834-nr)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   s834-nr50,000929.8 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr50,000526.6 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr100,000947.4 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr100,000544.7 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr200,000970.6 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr200,000555.5 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr500,000981.2 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr500,000574.4 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   s834-nr1,000,0009102.7 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   s834-nr1,000,000583.5 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
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