KITESURF SAIL DESIGN COMPARISON BY CFD ANALYSIS RAN IN SOLIDWORKS1. Design 11.1. Geometric CharacteristicsFlat kite wingspan: 5.82 mMaximum chord: 1.63Aspect ratio: 3.32Flat kite area: 10.2 mSurface rugosity: 150 m

1.2. Boundary Conditions 1Symetry on y-z planeWind speed: 5.5 m/s (aligned with z axis)Angle of Attak: 0

1.3. Results 1Lift force: 39.5 NLift Area: 7.92 mLift coefficient:0.27Drag Force: 9.82 NDrag area: 2.03 mDrag Coefficient: 0.2621.4. Wind speed cut plot through the middle 1

1.5. Wing surface total pressure plot 1

1.6. Boundary Conditions 2Symetry on y-z planeWind speed: 5.5 m/sAngle of Attak: 10

1.7. Results 2Lift force: 120.33 NLift Area: 7.7 mLift coefficient:0.84Drag Force: 2.99 NDrag area: 1.52 mDrag Coefficient: 0.111.8. Wind speed cut plot through the middle 2

1.9. Wing surface total pressure plot 2

2. Design 22.1. Geometric CharacteristicsFlat kite wingspan: 5.44 mMaximum chord: 1.7 mAspect ratio: 3.4Flat kite area: 8.7 mSurface rugosity: 150 m

2.2. Boundary Conditions 1Symetry on y-z planeWind speed: 5.5 m/s (aligned with z axis)Angle of Attak: 0

2.3. Results 1Lift force: 43.97 NLift Area: 7.24 mLift coefficient:0.329Drag Force: 6.7 NDrag area: 3.03 mDrag Coefficient: 0.122.4. Wind speed cut plot through the middle 1

2.5. Wing surface total pressure plot 1

2.6. Boundary Conditions 2Symetry on y-z planeWind speed: 5.5 m/sAngle of Attak: 10

2.7. Results 2Lift force: 109.72 NLift Area: 7.52Lift coefficient: 0.791Drag Force: 7.09 NDrag area: 1.07 mDrag Coefficient: 0.3592.8. Wind speed cut plot through the middle 2

2.9. Wing surface total pressure plot 2