SHIP
DIRECTIONAL STABILITY CHECK
SEA TRIAL RESULTS PREDICTION
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Length of Waterline
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L
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m
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Length between Perpendiculars
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LBP
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m
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Beam
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B
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m
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Draft
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T
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m
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Block coefficient
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Cb
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Trim
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m
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Submerged Bow profile area
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Ab
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m2
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Number of rudders
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NR
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Span of Rudder
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Sp
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m
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Chord of Rudder
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Ch
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m
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Velocity of Approach
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Va
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Knots
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Rudder angle
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d
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degree
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RESULTS
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Steady Turning Diameter
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STD
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m
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Tactical Diameter
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TD
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m
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Advance
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Ad
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m
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Transfer
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Tr
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m
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Steady speed in the turn
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Vt
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Knots
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