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Holden Experiment for Wakes - Coggle Diagram
Holden Experiment for Wakes
All forms
Avoid
Blunt waterline ending
Large waterline angles
Stern post half-breadth
less than 0,05D
for waterlines from 0,2 to 0,6D
above propeller shaft
Maximum angle
of waterline with longitudinal ship
Below 30°
Trim
Full-form Ships
Area of coef A/BT
BTW 0,3 and 0,6
Of frame situated
at 0,1 Lpp forward of AP
U-shaped frame
Of frame situated
at 0,1 Lpp forward of AP
Angle < 17° with vertical
Vertical Gradient
of tan of waterline
BTW 0,25 and 0,46
at frame situated
at 0,1 Lpp forward of AP
Waterline angle
should increase
with increasing height above shaft center
V-Shape Ships
Additional general recommendations