NPTEL : Dynamics of Ocean Structures (Ocean Engineering)

Co-ordinators : Dr. Srinivasan Chandrasekaran


Lecture 1 - Introduction to different types of ocean structures - I

Lecture 2 - Introduction to different types of ocean structures - II

Lecture 3 - Introduction to different types of ocean structures - III

Lecture 4 - Types of Compliant towers

Lecture 5 - New Generation offshore and Coastal structures

Lecture 6 - Environmental forces

Lecture 7 - Wave forces, Current

Lecture 8 - Introduction to Structural dynamics

Lecture 9 - Characteristics of single degree - of - freedom model

Lecture 10 - Methods of writing equation of motion

Lecture 11 - Free and forced vibration of single degree - of - freedom systems

Lecture 12 - Undamped and damped systems - I

Lecture 13 - Undamped and damped systems - II

Lecture 14 - Undamped and damped systems - III

Lecture 15 - Comparison of methods

Lecture 16 - Examples

Lecture 17 - Numerical problems in single degree - of - freedom systems

Lecture 18 - Two degrees - of - freedom systems

Lecture 19 - Eigenvalues and Eigenvectors

Lecture 20 - Orthogonality of modes

Lecture 21 - Study of Multi degrees - of - freedom systems

Lecture 22 - Equations of motion

Lecture 23 - Natural frequencies and mode shapes

Lecture 24 - Stodla, Rayleigh - Ritz and influence coefficient methods, Dunkerley

Lecture 25 - Continuous system

Lecture 26 - Structural action of offshore structures

Lecture 27 - Fluid - Structure interaction - I

Lecture 28 - Fluid - Structure interaction - II Dynamic analysis of offshore jacket platforms

Lecture 29 - Steps of analysis using software

Lecture 30 - Steps of analysis using software (Continued...)

Lecture 31 - Dynamic analysis of articulated towers

Lecture 32 - Iterative frequency domain - I

Lecture 33 - Iterative frequency domain - II

Lecture 34 - Multi - legged articulated towers

Lecture 35 - Response control of multi-legged articulated towers using tuned mass dampers Experimental and analytical studies on MLAT

Lecture 36 - Development of Tension Leg Platforms and geometric optimization

Lecture 37 - Dynamic analyses of TLPs

Lecture 38 - Development of Mass, stiffness and damping matrices of TLP from first principles

Lecture 39 - Estimate of classical damping

Lecture 40 - TLPs under seismic excitation

Lecture 41 - Direct Integration method

Lecture 42 - Development of new generation offshore structures

Lecture 43 - Introduction to stochastic dynamics of ocean structures

Lecture 44 - Response spectrum

Lecture 45 - Narrow band process

Lecture 46 - Return period, Fatigue prediction

Lecture 47 - Modal response method, Modal mass contribution

Lecture 48 - Missing mass correction, Example problems

Lecture 49 - Duhamel's integral