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NREL's S804 Airfoil (s804-nr)

NREL's S804 Airfoil - NREL HAWT airfoil S804 root Not recommended


Airfoil s804-nr
Details Dat file Parser  
(s804-nr) NREL's S804 Airfoil
NREL HAWT airfoil S804 root Not recommended
Max thickness 17.9% at 26.7% chord.
Max camber 4.2% at 39.6% chord
Source NWTC National WInd Technology Center
Source dat file
The dat file is in Selig format
NREL's S804 Airfoil
  x/c       y/c
1.00000   0.00000
0.99659   0.00112
0.98671   0.00456
0.97177   0.00986
0.95200   0.01602
0.92709   0.02265
0.89711   0.02997
0.86356   0.03804
0.82396   0.04680
0.78189   0.05614
0.73698   0.06590
0.68988   0.07589
0.64123   0.08586
0.59168   0.09554
0.54185   0.10464
0.49232   0.11286
0.44364   0.11989
0.39631   0.12544
0.35078   0.12924
0.30747   0.13100
0.26675   0.13039
0.22859   0.12692
0.19259   0.12071
0.15872   0.11238
0.12736   0.10239
0.09883   0.09108
0.07346   0.07874
0.05152   0.06568
0.03324   0.05216
0.01884   0.03851
0.00844   0.02501
0.00214   0.01202
0.00000   0.00000
0.00211  -0.01023
0.00979  -0.01840
0.02369  -0.02532
0.04296  -0.03149
0.06722  -0.03684
0.09612  -0.04128
0.12932  -0.04477
0.16642  -0.04726
0.20699  -0.04872
0.25053  -0.04910
0.29650  -0.04831
0.34431  -0.04611
0.39371  -0.04204
0.44492  -0.03606
0.49798  -0.02873
0.55244  -0.02079
0.60763  -0.01281
0.66280  -0.00532
0.71708   0.00121
0.76952   0.00635
0.81912   0.00982
0.86483   0.01136
0.90540   0.01186
0.93949   0.00867
0.96615   0.00568
0.98507   0.00280
0.99629   0.00075
1.00000   0.00000
Dat file parser warnings
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Polars for NREL's S804 Airfoil (s804-nr)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   s804-nr50,00094.8 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   s804-nr50,000522.2 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s804-nr100,000928.6 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   s804-nr100,000545.2 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   s804-nr200,000958.2 at α=11.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s804-nr200,000567.9 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s804-nr500,000998.1 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s804-nr500,000598.6 at α=9.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s804-nr1,000,0009128 at α=10.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s804-nr1,000,0005125.5 at α=9°Mach=0 Ncrit=5Xfoil predictionDetails
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