1. The City College of New York Department of Mechanical Engineering Assembly and Analysis of Collectors Edition Chevy Impala Group Members: Dave Maharaj Okason Morrison Alexandra Ortiz

2. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Overview  Background  Analyzed Parts  Pro/Engineering 3-D Pictures  Finite Element Analysis  Challenges  Improvements

3. ME 371: Computer Aided Design The City College of New York Department of Mechanical EngineeringBackground  Analyze Collector Edition Chevy Impala to determine the failure of different parts  Disassemble original Chevy Impala to measure individual parts  Create 3-D simplified models utilizing Pro/Engineering  Perform Finite Element Analysis to find: –Maximum Von Mises Stress –Maximum Displacement Magnitude

4. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Pro/engineering 3-D Pictures

5. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Pro/engineering 3-D Pictures (Cont.)

6. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Pro/engineering 3-D Pictures (Cont.)

7. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Pro/engineering 3-D Pictures (Cont.)

8. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Pro/engineering 3-D Pictures (Cont.)

9. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis  Loads –50lb  Materials –Polyethylene 0.05 Seat Sensitivity Study:

10. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (cont.) Seat Von Mises Stress:

11. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (cont.) Seat Deformation: 0.00658 in

12. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (Cont.)  Material –Die Cast Zinc  Load –50lb Mirror Sensitivity Analysis:

13. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (Cont.) Mirror Von Mises Stress:

14. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (Cont.) Mirror Deformation:

15. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (Cont.)  Material –Polyethylene  Load –50lb Steering Wheel Sensitivity Study:

16. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (Cont.) Steering Wheel Von Mises Stress:

17. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (Cont.) Steering Wheel Deformation:

18. ME 371: Computer Aided Design The City College of New York Department of Mechanical Engineering Finite Element Analysis (Cont.) Strength Comparison

19. ME 371: Computer Aided Design The City College of New York Department of Mechanical EngineeringChallenges  Small Dimension  Finite Element Analysis resulted in fatal error for assemble parts  Finite Element Analysis would not converge  Redefine Meshes

20. ME 371: Computer Aided Design The City College of New York Department of Mechanical EngineeringImprovements  Change Material  Modify Design  Change Size of Failed part

21. ME 371: Computer Aided Design The City College of New York Department of Mechanical EngineeringConclusion