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Sinkage and Trim - Coggle Diagram
Sinkage and Trim
Squat
Sinkage
Bow Up
Vertical Force in NARROW Channel
Downwards positive
Depends
Directly
Water density
Squared speed
Inversely
Cross-sec Area of Channel
Fn
Sinkage
Downward displacement
of CG
Positive trim
Bow Up
Low speed shallow waters
bow down
Tuck
Narrow channel
greater effect in SINKAGE
than trim
Subcritical Speeds (Fr<1)
Sinkage dominant effect
Supercritical Speeds (Fr>1)
Trim bow up dominant