Surf / pump foil — 900 mm reference front wingvs140cm2 surf foil stabilizer
root section a18 → naca0008 · te thickness 0 mm → 1 mm · dihedral -1.50° → 0.00° · tip twist -2.00° → 0.00° · area 111865 mm² → 15140 mm² · root chord 150 mm → 47 mm
units
- Surf / pump foil — 900 mm reference front wing
- 140cm2 surf foil stabilizer
What changed
| Property | Surf / pump foil | 140cm2 surf foil stab… | Change | % |
|---|---|---|---|---|
| Geometry | ||||
| Span | 900 mm | 334 mm | -566 mm | -62.9% |
| Root chord | 150 mm | 47 mm | -103 mm | -68.7% |
| Tip chord | 76 mm | 37 mm | -39 mm | -51.3% |
| Sweep parameter | 8.553 | 5.703 | -2.850 | -33.3% |
| Dihedral | -1.50° | 0.00° | +1.50° | -100.0% |
| Tip twist | -2.00° | 0.00° | +2.00° | -100.0% |
| TE thickness | 0 mm | 1 mm | +1 mm | +220.0% |
| Tip cap peak (chord fraction) | 0.450 | 0.500 | +0.050 | +11.1% |
| Derived | ||||
| Aspect ratio | 7.241 | 7.368 | +0.127 | +1.8% |
| Area | 111865 mm² | 15140 mm² | -96725 mm² | -86.5% |
| Taper | 0.507 | 0.787 | +0.281 | +55.4% |
| MAC | 128 mm | 45 mm | -83 mm | -64.6% |
| Sections | ||||
| Root section | a18 | naca0008 | changed | — |
| Shapedeviation at matched span fractions, 64 samples | ||||
| Chord deviation (max) | 103 mm | |||
| Chord deviation (RMS) | 81 mm | |||
| Twist deviation (max) | 2.00° | |||
| Dihedral deviation (max) | 12 mm | |||
| Tip cap deviation (max) | 295 mm | |||