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Moments

Jayme Zott 2-28-08 Aerothermodynamics Aerodynamic Loads Special thanks to Alex Woods, CJ Hiu and the entire trajectory group. Moments. Outputs of call_aerodynamics.m Mach # Cd Normal Force (to be used as Lift) Bending Moment Pitching Moment Shear Center Of Pressure Location.

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Moments

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  1. Jayme Zott2-28-08AerothermodynamicsAerodynamic LoadsSpecial thanks to Alex Woods, CJ Hiu and the entire trajectory group AAE 450 Spring 2008

  2. Moments • Outputs of call_aerodynamics.m • Mach # • Cd • Normal Force (to be used as Lift) • Bending Moment • Pitching Moment • Shear • Center Of Pressure Location **Note: Rocket is out of atmosphere before first stage drops off AAE 450 Spring 2008 Aerothermodynamics

  3. Other Aero Loads • Xcp (measured from nose): • 500g 43.8% length of rocket • 1 kg 40.4% length of rocket • 5 kg 33.2% length of rocket Future Work • Figure out why roger.ecn hates me • Begin CFD for final design • Begin writing for final report **Less than Vanguard max aerodynamic loading AAE 450 Spring 2008 Aerothermodynamics

  4. References • Ashley, Holt, Engineering Analysis of Flight Vehicles, Dover Publications Inc., New York, 1974, pp. 303-312 • Woods, Alex for original code and extra help analyzing results • The Martin Company, “The Vanguard Satellite Launching Vehicle”, Engineering Report No. 11022, April 1960. AAE 450 Spring 2008

  5. 5kg AAE 450 Spring 2008

  6. 1kg AAE 450 Spring 2008

  7. 200g AAE 450 Spring 2008

  8. Fluent – subsonic case AAE 450 Spring 2008

  9. Fluent – subsonic case AAE 450 Spring 2008

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