Page 146 - Practical Design Ships and Floating Structures

121

Figure 1 - Nomenclature and Axes

Resistance results from this program are shown in figure 2 for a boat with characteristics as follows:

Length 0.A 20 Ft
Weight 2,000 Lb.
LCG, forward of the extreme aft end of the boat 7 Ft.
Planinrr Ream 6 Ft.
I Deadrise I 15 Demees I

Figure 2 - Resistance results
The hybrid version has its step eight feet forward the extreme aft end of the boat and is equipped with
a pair of two foot span by half foot chord foils at the extreme rear end one half foot below the baseline.