1. Engineering Analysis Design and Optimization projects By Shreeganesh Sudhindra Graduate Student ,Dept. of MAE University at Buffalo, The State University of New York

2. Topometry and Sizing Optimizationof plate with impact loads caused by rigid bodyusingEquivalent Static Loads

3. Finite Element LS-Dyna Model

5. Length : 300 units

6. Width : 300 units

7. Thickness : 1 unit

9. Radius : 50

10. Density : 6

11. Center : (0,0,51)

13. Model Summary Before Optimization After Optimization mass of plate : 0.7047 units volume of plate : 9 E 4 cubic units Initial thickness of shell elements : 1 unit mass of plate : 1.5613 units volume of plate : 1.994 E 5 cubic units Max thickness of shell elements : 10 units

14. Displacement plot of central node Before Optimization After Optimization

15. Internal energy of the plate before optimization Before Optimization After Optimization

16. Cross Section View Before Optimization After Optimization

17. Genesis Visualization Before Optimization After Optimization

18. Genesis Visualization Before Optimization After Optimization

19. LS-Dyna Visualization Before Optimization After Optimization

20. Optimized Plate Design Studio Interface LS-Dyna Pre-Post

22. Added volume :1.094 E 5

23. Total number of LS-Dyna runs : 5

24. Total Number of Genesis runs : 24

25. Total Time : 25 Sec

26. Non linear Finite Element analysis is performed by LS-Dyna

28. References Model used : Rigid body (Ball) impacting Deformable Shell (Plate) with an initial velocity courtesy : http://www.lstc.com/lspp/content/tutorials/1/t1p1.shtml