Experimental and Numerical Investigation of Stepped Planing Hulls in Finding an Optimized Step Location and Analysis of Its Porpoising Phenomenon

Table 3

Categorization of the parameters affecting the hydrodynamics of a stepped hull.

The general types of parameters affecting the performance of a stepped hull	The parameters affecting the performance of a stepped hull	Scientific symbol
Hull geometry parameters	(i) Overall length of vessel	LOA
	(ii) Maximum beam of vessel	B
	(iii) Deadrise angle	β
Kinematic parameters	(i) Speed of vessel	Vs
	(ii) Pressure distribution of bottom of vessel	p
Step geometry parameters	(i) Ventilation in the aft of step	—
	(ii) Number of steps	N-Step
	(iii) The distance from the step to the transom stern	Ls
	(iv) Height of steps	Hs
Hydrostatic parameters	(i) Center of gravity	LCG-VCG
	(ii) Loading distribution of the vessel	Δ