هندسة الزلازل

    Introduction to 

Earthquake Engineering
Structures under Earthquakes
    
Conventional rc-frame structure under Kobe earthqua
Non-linear Cyclic Behavior of Frames
Earthquake Engineering
Earthquake Engineering
Prof. Dr.
Prof. Dr.
-
-
Ing. Uwe E. Dorka
Ing. Uwe E. Dorka
Stand: 04.07.2006
3
3
Non-linear Cyclic Behavior of Frames
From Müller, Keintzel (2)
Failure in soft 
storey
Large 
overturning 
moment 
Behaviour of Reinforced-Concrete Structures
Flexural cyclic behaviour in plastic hinges
The rc-beam-column:
 Behaviour under combined bending (moment and shear)  and axial forces:
Historic Structures

Earthquake Engineering
Earthquake Engineering
Prof. Dr.
Prof. Dr.
-
-
Ing. Uwe E. Dorka
Ing. Uwe E. Dorka
Stand: 04.07.2006
33
Control concepts for earthquake protection
Pagoda System:
•
A “snake dance” rigid body 
mechanism controlled by friction 
“devices” that is proven for over 
1200 years
      

Earthquake Engineering

Earthquake Engineering

Prof. Dr.

Prof. Dr.

-

-

Ing. Uwe E. Dorka

Ing. Uwe E. Dorka

Stand: 04.07.2006

Control concepts for earthquake protection

Pagoda System:

A “snake dance” rigid body mechanism controlled by

friction “devices” that is proven for over 1200 yea

Conventional Bridges

earthquake engineering download pdf