MARE303 : Ship Stability

Department

Department of Marine Engineering

Academic Program

Bachelor in Marine machinery and engines

Type

Compulsory

Credits

03

Prerequisite

GE222MARE301

Overview

Introduction to ship stability, density and specific gravity, Laws of flotation, centre of gravity (G), centre of buoyancy (B), effect of suspended weights on G, effect of; removing; discharging or shifting weights on G, tonnes per centimetre immersion (TPC), angle of list, TPC and displacement curves, metacentric height, calculating KB, BM and metacentric diagrams, effect of change of density on ship’s draft, inclining experiment, final KG and reasons for its rise, transverse statical stability, moments of statical stability, factors affecting GZ curves, longitudinal stability, Stability and hydrostatic curves, the effect of free surface of liquids (FSE), bilging and permeability, dynamical stability, effect of beam and freeboard on stability, effects of side winds on stability, dry-docking, ship resistance, squat effect, propeller and propulsion