Design of Offshore Structures
IIT Madras, , Prof. S. Nallayarasu
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Updated On 02 Feb, 19
Loads on Offshore Structures:Wind Loads; Wave and Current Loads; Calculation based on Maximum base Shear and Overturning Moments; Design Wave heights and Spectral Definition; Hydrodynamic Coefficients and Marine growth; Fatigue Load Definition and Joint Probability distribution; Seismic Loads;Concepts of Fixed Platform Jacket and Deck:Jacket concepts, redundant framing arrangement; Launch and Lift jackets; Simple Deck configurations for Lift and float-over installations; In-service and Pre-service Loads and analysis;Steel Tubular Member Design:Principles of WSD and LRFD; Allowable stresses and Partial Safety Factors; Tubular Members, Slenderness effects; Column Buckling, Design for Hydrostatic pressure; Design for combined axial and bending stresses (API RP 2A guidelines);Tubular Joint Design for Static and Cyclic Loads:Simple tubular joints, design using allowable loads; stress concentration factors; S-N curves and fatigue damage calculations
Submarine Pipelines and Risers:Route selection and Diameter / wall thickness calculations; Pipeline stability, free span calculations; Concrete coated pipelines and pipe-in-pipe insulated pipelines; Design using DNV 81 code;Design against Accidental Loads (Fire, Blast and Collision):Behavior of steel at elevated temperature; Fire Rating for Hydrocarbon fire; Design of structures for high temperature; Blast Mitigation-Blast walls; Collision of Boats and energy absorption; Platform survival capacity and Plastic design methods
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Design of Offshore Structures by Prof. Dr. S. Nallayarasu, Department of Ocean Engineering, IIT Madras. For more details on NPTEL visit httpnptel.iitm.ac.in
Sep 12, 2018
Excellent course helped me understand topic that i couldn't while attendinfg my college.
March 29, 2019
Great course. Thank you very much.