Airfoil Comparison
Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.
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(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 | Remove Airfoil details Airfoil plotter |
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Polars for (fx77w270s-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| fx77w270s-il | 50,000 | 9 | 1.6 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 50,000 | 5 | 2 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 100,000 | 9 | 1.2 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 100,000 | 5 | 9 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 200,000 | 9 | 10.3 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 200,000 | 5 | 34.2 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 500,000 | 9 | 62.1 at α=11.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 500,000 | 5 | 73.4 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w270s-il | 1,000,000 | 9 | 101.7 at α=11.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w270s-il | 1,000,000 | 5 | 106.5 at α=10.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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