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NREL's S833 Airfoil (s833-nr)

NREL's S833 Airfoil - NREL HAWT airfoil S833 primary 18.0% Dia=1 to 3 m Re=4.0E+5 Clmax(S)=1.10 Clmax(R)=1.13 High max lift coef


Airfoil s833-nr
Details Dat file Parser  
(s833-nr) NREL's S833 Airfoil
NREL HAWT airfoil S833 primary 18.0% Dia=1 to 3 m Re=4.0E+5 Clmax(S)=1.10 Clmax(R)=1.13 High max lift coef
Max thickness 18% at 36.3% chord.
Max camber 2.5% at 78.8% chord
Source NWTC National WInd Technology Center
Source dat file
The dat file is in Selig format
NREL's S833 Airfoil
   x/c        y/c
1.000000   0.000000
0.996065   0.001004
0.985020   0.004646
0.968439   0.011090
0.947640   0.019540
0.923225   0.028827
0.895095   0.037957
0.862843   0.046779
0.826835   0.055487
0.787593   0.063938
0.745618   0.071919
0.701398   0.079186
0.655387   0.085456
0.607899   0.090488
0.559249   0.094305
0.510051   0.096851
0.460675   0.097982
0.411514   0.097776
0.363095   0.096316
0.315946   0.093639
0.270564   0.089788
0.227440   0.084804
0.187003   0.078746
0.149688   0.071682
0.115830   0.063700
0.085796   0.054909
0.059807   0.045441
0.038158   0.035491
0.021003   0.025264
0.008633   0.015086
0.001918   0.006451
0.001336   0.005330
0.000805   0.004131
0.000137   0.001900
0.000005  -0.000388
0.000267  -0.002838
0.000510  -0.004055
0.005161  -0.014877
0.014227  -0.026119
0.027615  -0.037318
0.045093  -0.047937
0.066696  -0.057725
0.092161  -0.066350
0.121486  -0.073652
0.154343  -0.079439
0.190655  -0.083625
0.230021  -0.086135
0.272278  -0.086956
0.316953  -0.086108
0.363791  -0.083647
0.412249  -0.079666
0.461977  -0.074263
0.512361  -0.067552
0.563000  -0.059518
0.613510  -0.050246
0.663842  -0.039707
0.713990  -0.028763
0.763368  -0.018233
0.811239  -0.008893
0.856691  -0.001519
0.898436   0.003017
0.934459   0.004533
0.963162   0.003879
0.983725   0.002236
0.995960   0.000675
1.000000   0.000000
Dat file parser warnings
  • Line 2 - Invalid characters : x/c y/c
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Polars for NREL's S833 Airfoil (s833-nr)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   s833-nr50,000927.5 at α=9.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s833-nr50,000523.6 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s833-nr100,000939.4 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s833-nr100,000536.8 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s833-nr200,000954.8 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s833-nr200,000555.3 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s833-nr500,000986.4 at α=4.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s833-nr500,000574.3 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s833-nr1,000,0009104.1 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s833-nr1,000,000579.9 at α=2.75°Mach=0 Ncrit=5Xfoil predictionDetails
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