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The questionsSEISMICAL ENGINEERING

Exams from Juune 2010

1. The structure of the earth, tectonic earthquakes mechanism and

seismic waves.2. The location, the record and the measure of the earthquakes.

3. The Modeling of Structure4. The dynamic models and the number of degree of freedom (sketchs )5. Linear and nonlinear Calculus Systems6. Level of damping in different structures7. The equation of equilibrium of SDF system subjected to

Unidirectional translation: the equation based on DAlembert low andthe The frequency equation

8. The general solution of the seismic equilibrium equation and the relativedisplacement response of SDF system subjected to Unidirectionaltranslation

9. The response spectrum and the pseudospectrum of SDF systemsubjected to Unidirectional translation

10. Give the definitions and relationships between: the spectral relative displacement, the spectral relative velocity, the spectral absolute acceleration, the pseudo-velocity spectral response, the pseudo-acceleration spectral response11. What is the maximum spring force developed in the SDF System12. Give the definitions of: pseudo-velocity response spectra, displacement response spectra, and pseudo-acceleration response spectra13. Solve the equation of seismic equilibrium using the the Newmark

method linear accelerationThe conditions for calculus stabilityThe integration in the first time step having done the relations:

( )1001 2 y y

h y y &&&&&& ++=

1

2

0

2

001 63 y

h y

hh y y y &&&&& +++=

14. The two procedures to estimate the inelastic seismic force based on

Seismic response spectra of the inelastic systems.

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15. The equations of dynamic equilibrium for multi degree of freedomsystem (MDF) subjected at seismic loads

16. Criteria for Earthquake Resistant DesignFunction ; Cost ; Reliability

17. Performance based Engineering - The chart18. Performance Requirements : No collapse requirement and Damagelimitation

19. Overturning and sliding stability ; influence of second order effects 20. Characteristics of earthquake resistant buildings - Basic principles of

conceptual design21. Ductility : Definition ; Global and local ductility conditions22. Ductility of Reinforced concrete elements (local ductility)

The influence of the reinforcing ratio from tensioned zoneThe influence of the reinforcing ratio from compressed zoneThe influence of the reinforcing ratio of transversal reinforcement

23. RC Frames: Details for local ductility of columns and beams 24. Detailing of beam-column joint for local ductility25. Design criteria for drift and displacements26. Structural types with stress concentration27. The effect of infill masonry28. The performance-based design by the use of energy concepts and the

energy balance equation (the chart)29. The base isolation system- definition, chart and equation of equilibrium30. The dynamic model of the building equipped with rubber bearings -

details of rubber bearings.31. The energy dissipation system using panel systems32. Basics of active control configuration

Cluj-Napoca, 31 st of May 2010

Profesor,Dr. Eng. Doina VERDES