AAE 450 Spring 2008

Jayme Zott1-31-08

AerothermodynamicsCoefficient of Drag

CFD update

ref. on all CFD – Brian Budzinski, Chris Strauss

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AAE 450 Spring 2008

Overview Cd varies with AOA and M

Matlab code:– Inputs: Mach, Altitude, AOA– Outputs: Cd (potentially drag)– solve_cd.m

Based on historical and empirical (wind tunnel) data

Note: does not take exhaust plume into consideration

Aerothermodynamics

Ref. [1] Sutton, Biblarz Ref. [2] Toft

Ref [3] Vanguard

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AAE 450 Spring 2008

CFD Updates Mesh Completed Solver running Continuity residuals are too

high

Aerothermodynamics

Future Work Correct CFD for Vanguard check Begin running scaled/new configurations

Ref. [4] Budzinski, Strauss

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AAE 450 Spring 2008

References1. Sutton, George P., and Oscar Biblarz. Rocket Propulsion Elements. New York: John Wiley & Sons,

Inc., 2001.

2. Toft, Hans Olaf. “Aerolab” Software. [http://users.cybercity.dk/~dko7904/software.htm. accessed 1/30/08]

3. The Martin Company, “The Vanguard Satellite Launching Vehicle”, Engineering Report No. 11022, April 1960

4. Budzinski, Brian, and Strauss Christopher.

5. AAE 450 Senior Design Class: Spring 2006, “Project Infinity Final Report”, April 2006.

6. Fluent: Fluid Flow Modeling Webinars, Compressible Flows - Solving Compressible Flow Problems; June 25, 2005. [http://www.fluent.com/elearning/resources/webinars/webinars_cfd.htm .

accessed 1/29/08]

7. Numerous ME/AAE professors and graduate students: Tsohas, Merkle, Blaisdell, Ni

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Backup slides

AAE 450 Spring 2008

Ref. [1] Sutton, Biblarz Ref. [2] Toft

Ref [3] Vanguard

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Backup slides

AAE 450 Spring 2008

Ref. [2] ToftRef [4] Strauss

Ref. [2] ToftRef [3] Vanguard

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Backup Slides

AAE 450 Spring 2008 7

Ref. [1] Sutton, Biblarz

Backup slides

AAE 450 Spring 2008 8