Airfoil Comparison
Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.
| Open full size plan in new window | Open paginated plan in new window | |
| Download PDF file | SVG image as text file | |
| Clear all | ||
(dae31-il) DAE-31 AIRFOIL | Drela DAE31 low Reynolds number airfoil Max thickness 11.1% at 29.3% chord Max camber 6.7% at 47% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (dae31-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| dae31-il | 50,000 | 9 | 10 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| dae31-il | 50,000 | 5 | 25.9 at α=10° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| dae31-il | 100,000 | 9 | 56.4 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| dae31-il | 100,000 | 5 | 57.2 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| dae31-il | 200,000 | 9 | 91.3 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| dae31-il | 200,000 | 5 | 90.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| dae31-il | 500,000 | 9 | 139.4 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| dae31-il | 500,000 | 5 | 128.8 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| dae31-il | 1,000,000 | 9 | 173.7 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| dae31-il | 1,000,000 | 5 | 151.5 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| Reynolds number calculator | |||||||