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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(e874-il) EPPLER 874 HYDROFOIL AIRFOIL | Eppler E874 hydrofoil Max thickness 7.9% at 28.8% chord Max camber 0.9% at 35.7% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e874-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e874-il | 50,000 | 9 | 30.7 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e874-il | 50,000 | 5 | 29.9 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e874-il | 100,000 | 9 | 41.2 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e874-il | 100,000 | 5 | 40.1 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e874-il | 200,000 | 9 | 51.7 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e874-il | 200,000 | 5 | 49.7 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e874-il | 500,000 | 9 | 65.5 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e874-il | 500,000 | 5 | 60.7 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e874-il | 1,000,000 | 9 | 75 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e874-il | 1,000,000 | 5 | 63.7 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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