ETABS Dynamics

What You Will Learn in This Course:

1. Basics of Seismology

• Types and causes of earthquakes

• Earthquake terminology and fault types

• Plate tectonics and continental drift

• Seismic waves and their properties

• Earthquake measurement and ground motion parameters

2. Basics of Structural Dynamics

• Single Degree of Freedom (SDOF) system

• Dynamic equation of motion

• Frequency ratio, damping force, and inertial force

• Natural frequency and vibration types

• Effect of damping in structural dynamics

3. Seismic Analysis Procedures

• Static and dynamic loads

• Linear and nonlinear models

• Linear and nonlinear static/dynamic analysis

• Limitations of each method

4. Response Spectrum Analysis

• Understanding and generating response spectra

• Characteristics and construction of elastic design spectra

• Using response spectrum for structural design

5. Earthquake Resistant Design

• Design philosophy and earthquake load considerations

• Factors affecting earthquake-resistant structures

• Importance of ductility and response reduction factors

6. Manual Response Spectrum Analysis

• Multi-Degree of Freedom (MDOF) systems

• Mass and stiffness matrix formation

• Eigenvalues, eigenvectors, and mode shapes

• Modal participation factors and base shear calculations

• Response spectrum analysis using Excel

7. Response Spectrum Analysis Using ETABS

• Defining modal cases (Eigen & Ritz vectors)

• Base shear correction and vertical earthquake effects

• Load combinations and structural mode checks

• Inter-story drift and torsional response checks

8. Pushover Analysis Using ETABS

• Capacity and demand of structural members

• Pushover curve and structural performance evaluation

• Estimating inelastic displacement

• Capacity spectrum and displacement modification methods

9. Important IS Code Concepts

• Plan and vertical irregularities

• Diaphragm considerations

• Strong column-weak beam concept

Key Highlights of the Course:

• Advanced structural dynamics concepts

• Practical seismic analysis and earthquake engineering

• Hands-on response spectrum and pushover analysis using ETABS

• Real-world applications and case studies

• Manual calculations and Excel-based analysis

Instructor Details:

Instructor: Mr. Ramesh
Qualification: Sr. Structural Engineer, IIT Roorkee
Current Position: PGET at Larsen & Toubro (L&T)