Semester : 07
Department : Civil
Year : Forth Year (IV Year)
Regulation : 2013
Subject Code / Name : CE6701 Structural Dynamics and Earthquake Engineering
CE6701 STRUCTURAL DYNAMICS AND EARTHQUAKE ENGINEERING
UNIT I THEORY OF VIBRATIONS
Difference between static loading and dynamic loading – Degree of freedom – idealisation of structure as single degree of freedom system – Formulation of Equations of motion of SDOF system - D‟Alemberts principles – effect of damping – free and forced vibration of damped and undamped structures – Response to harmonic and periodic forces.
UNIT II MULTIPLE DEGREE OF FREEDOM SYSTEM
Two degree of freedom system – modes of vibrations – formulation of equations of motion of multi degree of freedom (MDOF) system - Eigen values and Eigen vectors – Response to free and forced vibrations - damped and undamped MDOF system – Modal superposition methods.
UNIT III ELEMENTS OF SEISMOLOGY
Elements of Engineering Seismology - Causes of Earthquake – Plate Tectonic theory – Elastic rebound Theory – Characteristic of earthquake – Estimation of earthquake parameters - Magnitude and intensity of earthquakes – Spectral Acceleration.
UNIT IV RESPONSE OF STRUCTURES TO EARTHQUAKE
Effect of earthquake on different type of structures – Behaviour of Reinforced Cement Concrete, Steel and Prestressed Concrete Structure under earthquake loading – Pinching effect – Bouchinger Effects – Evaluation of earthquake forces as per IS:1893 – 2002 - Response Spectra – Lessons learnt from past earthquakes.
UNIT V DESIGN METHODOLOGY
Causes of damage – Planning considerations / Architectural concepts as per IS:4326 – 1993 – Guidelines for Earthquake resistant design – Earthquake resistant design for masonry and Reinforced Cement Concrete buildings – Later load analysis – Design and detailing as per IS:13920 – 1993.