1. AAE 450 Spring 2008 Brandon White 1/17/2008 Structures Group Contact Interface Loads Pressure Vessel Materials

2. AAE 450 Spring 2008 Strength vs. Mass and Cost Structures $139.5 - $1720.5 $77.5 - $3115.5 $186.0 - $1472.5 TBD $108.5 - $4169.5 $480.5 - $76942 TBD Composites?

3. AAE 450 Spring 2008 Tank Specification Model  Outputs possible tank configurations given different combinations of input.  Compares Spherical Tanks to Cylindrical Tanks Group Name (i.e.Trajectory Optimization) Future Work  Investigation of Aluminum-Lithium Alloys/Composites, Chemical Treatments to prevent Corrosion  Effects of Temperature on Material Strength

4. AAE 450 Spring 2008 Backup Slides – References  Bedford, A., Fowler, W., and Liechti, K.M., Statics and Mechanics of Materials, Prentice Hall, Upper Saddle River, NJ. 2003  Brandt, Steven., Introduction to Aeronautics: A Design Perspective, AIAA, Reston, VA, 1997.  Roylance, David., “Pressure Vessels,” Department of Materials Science and Engineering, MIT, Cambridge, MA, Aug. 2001  Anonymous, “Al-Li Plates," Alcan Aerospace, France, June, 2007. [http://www.pechiney- aerospace.com/aerospace/aerospace.nsf/0/BBFE58394E11E854C12572F A00492010/$FILE/Alcan_2095_Al-Li_plates.pdf?OpenElement]http://www.pechiney- aerospace.com/aerospace/aerospace.nsf/0/BBFE58394E11E854C12572F A00492010/$FILE/Alcan_2095_Al-Li_plates.pdf?OpenElement  Anonymous, “Online Metals Home Page,” ThyssenKrupp Materials, Seattle, 1998-2007. [http://www.onlinemetals.com/index.cfm]http://www.onlinemetals.com/index.cfm Group Name (i.e.Trajectory Optimization)

5. AAE 450 Spring 2008 Backup Slides – Cost Group Name (i.e.Trajectory Optimization)

6. AAE 450 Spring 2008 Backup Slides – Cost Group Name (i.e.Trajectory Optimization)