List and Trim in Ship Stability
This marine safety course explores the maths behind a ship’s list and trim and explains how to maintain statical stability at sea and comply with SOLAS.
List and trim are two vastly important concepts to ship stability. Other concepts that we cover include the centre of gravity on a ship, the righting moment and the righting lever. You will study metacentre concepts, along with the formula used to calculate the list and trim after loading. You will also learn concepts of permeability, bilging and cross-flooding arrangements once you complete this comprehensive course.
What You Will Learn In This Free Course
Metacenter and Free Surface Effects
In this module, you will be introduced to the curve of intact statical stability and the range of stability at different angles of the heel. You will also be introduced to the concept of metacenter, derivation of the formula for the list. The differences between the stiff and tender vessels, as well as the concepts of the free surface effect, will also be highlighted
Trim and Bilging
In this module, you will be introduced to concepts of pitch, and trim as well as the concepts of bilging and permeability. You will also be introduced to the relationship between the GZ curve and the intact stability requirements, as well as the concepts of dewatering, cross flooding arrangements. The functions of hydraulically operated watertight doors will also be highlighted.
Course assessment
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