1. Optimization, Plasticity, Forming DYSTIFF s.r.o., Olomouc

2. Building Maintenance Unit - Parametric optimization - Criteria function: mass - Objective values: deformation, stress, buckling

3. Typical design

4. Schema of jib for calculation

5. Automatically created calculation model for jib (4 segments)

6. Stress intensity

7. Table with result parameters, length 15 m

8. Table with result parameters, length 45 m

9. Total jib mass versus loading group & jib length

10. Pressing of Ball into Casing - Elasto-plastic behavior of material - Large deformation - Moving contact zone

11. Calculation model (axisymetric)

12. Contact pressure

13. Yield stress overrun

14. Plastic strains

15. Simulation of Thin Fin Punching Process - Elasto-plastic analysis - Simulation of material breaking - High speed dynamic process

16. Schema of punching

17. Deformed and punched fin

18. Shape of vibration

19. Stress intensity in the resonator support

20. Punching of fin

21. Final louvers

25. Section through louvers

26. Required louvers