This is the presentation my team and I gave to our corporate sponsors Northrop Grumman.

1. Final Design Presentation Senior Design Project Team Mata-Door (L6) 12/3/2009

3. Personnel

4. Final Design Presentation Personnel – Mitchell W. M. Rieck Hobbies: Ultimate Frisbee Collegiate Sports Campus Crusade for Christ Team Role: Fearless Leader Welder Experience: 4 years ME coursework 2 internships in manufacturing industry

5. Final Design Presentation Personnel – Jason Royster Hobbies: Hiking, Whitewater rafting, traveling, gaming, music, cars, and just about any sport. Team Role: Welder FE Analyst Experience: 4 Months Risk Management Consultant (CNA Insurance Company) 5 years of course work at NCSU-MAE

6. Final Design Presentation Personnel – Edwin Rivas Hobbies: Running, Basketball Team Role: Treasurer Strut Expert Experience: 4 years MAE coursework Society Hispanic Professional Engineers

7. Final Design Presentation Personnel – James Pittman Hobbies: Riding Motorcycles Sailing Team Role: Spokesman EMI Specialist Experience: 4 rotations as a co-op with US Airways 4 years of MAE course work

8. Final Design Presentation Personnel – Guang “G” Yang Hobbies: Playing table tennis Video games Travel Team Role: Design Director Utility Experience: 4 years MAE coursework

9. Final Design Presentation Personnel – Jeremy Reid Hobbies: Anything with a motor, fishing, sports, motocross Team Role: Machinist VP CAD operations Experience: 4 years MAE 1 year co-op at ATI Industrial Automation 2 years Wolfpack Motorsports Baja Co-Captain -drivetrain component design for WM Baja Car

10. Schedule

11. Final Design Presentation Schedule

14. Optimization

15. Final Design Presentation Frame Weight Optimization

16. Final Design Presentation Rib Weight Optimization Thickness .5inx.5in .75inx.75in 1inx1in 1/16" # of bars Weight (lb) # of bars Weight (lb) # of bars Weight (lb) 1 0.446 1 0.683 1 0.921 2 0.891 2 1.367 2 1.842 3 1.337 3 2.050 3 2.763 4 1.782 4 2.733 4 3.684 5 2.228 5 3.416 5 4.605 6 2.674 6 4.100 6 5.526 7 3.119 7 4.783 7 6.446 8 3.565 8 5.466 8 7.367 9 4.010 9 6.149 9 8.288 10 4.456 10 6.833 10 9.209 1/8" 1 0.832 1 1.307 1 1.782 2 1.664 2 2.614 2 3.565 3 2.495 3 3.921 3 5.347 4 3.327 4 5.228 4 7.130 5 4.159 5 6.536 5 8.912 6 4.991 6 7.843 6 10.695 7 5.823 7 9.150 7 12.477 8 6.654 8 10.457 8 14.259 9 7.486 9 11.764 9 16.042 10 8.318 10 13.071 10 17.824 1/4" 1 1.426 1 2.377 1 3.327 2 2.852 2 4.753 2 6.654 3 4.278 3 7.130 3 9.982 4 5.704 4 9.506 4 13.309 5 7.130 5 11.883 5 16.636 6 8.556 6 14.259 6 19.963 7 9.982 7 16.636 7 23.290 8 11.408 8 19.013 8 26.618 9 12.833 9 21.389 9 29.945 10 14.259 10 23.766 10 33.272

17. Final Design Presentation Weight and Dimensions Analysis Frame Item Material Density (lb/in3) Width (in) Height (in) Depth (in) Thickness (in) Weight (lb) Quantity Total Weight (lb) Frame tubing (short) Aluminum 6061-T6 0.098 81 3 2 0.125 9.43 4 37.71 60.49 Frame tubing (long) Aluminum 6061-T6 0.098 2 124 2 0.125 11.39 2 22.79 Door Item Material Density (lb/in3) Width (in) Height (in) Depth (in) Thickness (in) Weight (lb) Quantity Total Weight (lb) Door Panel Aluminum 6061-T6 0.098 83 39.33 0.0625 - 19.99 3 59.98 86.13 outside ribbing (vertical) Aluminum 6061-T6 0.098 1 36.83 1 0.125 0.79 6 4.74 outside ribbing (horizontal) Aluminum 6061-T6 0.098 80.5 1 1 0.125 1.73 6 10.35 inside ribbing Aluminum 6061-T6 0.098 80.25 0.5 0.5 0.125 0.74 15 11.06 Strut 1.50 6 9.00 9.00 Hinge Item Material Density (lb/in3) Width (in) Height (in) Depth (in) Thickness (in) Weight (lb) Quantity Total Weight (lb) Bracket (base) Aluminum 6061-T6 0.098 1.5 4.5 0.25 - 0.17 6 0.99 5.82 Bracket (arms) Aluminum 6061-T6 0.098 0.25 1.5 2.25 0.068 12 0.82 Pin (base) Brass 0.3 diameter (in) 1.1 0.1 0.029 6 0.17 Pin (cylinder) Brass 0.3 diameter (in) 0.9 1.75 0.334 6 2.00 Support Bar Aluminum 6061-T6 0.098 0.38 5.32 1.5 0.12 6 0.73 1.68 0.5 diameter (in) 0.9 Support Pad Aluminum 6061-T6 0.098 2 3.75 0.25 0.18 6 1.10 Latch Item Material Density (lb/in3) Width (in) Height (in) Depth (in) Thickness (in) Weight (lb) Quantity Total Weight (lb) Latch Catch (base) Aluminum 6061-T6 0.098 1.25 0.75 0.25 - 0.023 15 0.34 5.04 Latch Catch (catch) Aluminum 6061-T6 0.098 2 0.75 0.25 0.037 0.55 1 0.4 0.25 0.010 0.15 Latch Handle Aluminum 6061-T6 0.098 8 1 0.25 0.195 15 2.92 Latch Pad Aluminum 6061-T6 0.098 1 1 0.25 0.0245 15 0.37 diameter (in) 0.5 0.25 0.0048 0.07 Latch Post Aluminum 6061-T6 0.098 diameter (in) 0.5 0.25 0.0048 15 0.07 0.75 0.875 0.0379 15 0.57 Total Weight 166.48 lb

18. Modeling

19. Detailed Design Review System Overview

21. Final Design Presentation Door Analysis The maximum deflection is 0.04 in. The maximum elastic strain is 0.00038(in/in) The maximum stress is 3776.2 psi. Factor of Safety: XXX:1

23. Final Design Presentation Hinge Analysis

24. Final Design Presentation Hinge Analysis The maximum deflection is 5.403e-5 in. The maximum elastic strain is 2.259e-5(in/in) The maximum stress is 225.9 psi. Factor of Safety: XXX:1

25. Final Design Presentation Hinge Analysis The maximum deflection is 4.51e-4 in. The maximum elastic strain is 3.43e-5(in/in) The maximum stress is 343 psi. Factor of Safety: XXX:1

27. Final Design Presentation Latch Analysis

28. Final Design Presentation Latch Analysis The maximum deflection is 2.13e-4 in. The maximum elastic strain is 2.70e-5(in/in) The maximum stress is 728.48 psi. Factor of Safety: XXX:1 *Prototype Catch

29. Final Design Presentation Latch Analysis The maximum deflection is 0.024 in. The maximum elastic strain is 4.84e-4(in/in) The maximum stress is 4840.4 psi. Factor of Safety: XXX:1

30. Final Design Presentation Strut Analysis

33. Final Design Presentation Testing