Estimate the frictional resistance Rp for a container ship using the ITTC 1957 model-ship correlation line Equation (2): 0.075 [ log10(Re) – 21 The ship has the following particulars: Full scale ship data length between perpendiculars Lp length in waterline length over wetted surface breadth 195.40 m Lwr. Los For the wetted surface S you can use the following formula by Kristensen and Lützen (2012) derived for container ships. 200.35 m 205.65 m 29.80 m draft displacement design speed Again, use the most up-to-date ITTC water properties sheet for density and kinematic viscosity. s - 0.95 + Lwn T T 10.10 m V 37085.01 m 21.00 kn

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Chapter5: Analysis Of Convection Heat Transfer
Section: Chapter Questions
Problem 5.8P
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3. Problem
Estimate the frictional resistance Rp for a container ship using the ITTC 1957 model-ship correlation line
Equation (2):
0.075
CF
[ log,,(Re) – 21
The ship has the following particulars:
Full scale ship data
length between perpendiculars Lep
length in waterline
length over wetted surface
195.40 m
Lwz
Los
For the wetted surface S you can use the following
formula by Kristensen and Lützen (2012) derived
for container ships.
200.35 m
205.65 m
breadth
B
29.80 m
draft
T
10.10 m
37085.01 m3
S = 5 + Lw. T
0.995
displacement
design speed
Again, use the most up-to-date ITTC water properties sheet for density and kinematic viscosity.
V
21.00 kn
Transcribed Image Text:3. Problem Estimate the frictional resistance Rp for a container ship using the ITTC 1957 model-ship correlation line Equation (2): 0.075 CF [ log,,(Re) – 21 The ship has the following particulars: Full scale ship data length between perpendiculars Lep length in waterline length over wetted surface 195.40 m Lwz Los For the wetted surface S you can use the following formula by Kristensen and Lützen (2012) derived for container ships. 200.35 m 205.65 m breadth B 29.80 m draft T 10.10 m 37085.01 m3 S = 5 + Lw. T 0.995 displacement design speed Again, use the most up-to-date ITTC water properties sheet for density and kinematic viscosity. V 21.00 kn
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