Total hydrodynamic resistance (calculation)

The results of this calculation consider so far only two types of resistance:

  • Frictional resistance
  • Residuary resistance

We will include more types of resistance soon.

[ m ]
[ m ]
[ m ]
[ m ]
[ m ]
[ m2 ]
[ m3 ]
[ -- ]
SymbolParameterValid RangeValue
LCBfpp / LWLLongitudinal Center of Buoyancy / Length ratio0.500 - 0.582
CPPrismatic coefficient (CP  =  ∇c / LWL.AX)0.519 - 0.599
c2/3 / AWDisplacement / Waterline Area ratio (loading factor)0.079 - 0.265
BWL / LWLBeam / Length ratio0.170 - 0.366
LCBfpp / LCFfppLongitudinal Center of Buoyancy / Longitudinal Center of Flotation ratio0.920 - 1.002
c1/3 / LWLDisplacement / Length ratio0.12 - 0.23
CMMidship section coefficient (CM  =  AMc / BWL.TC ≈ ∇c / LWL.BWL.TC.Cp)0.646 - 0.790
BWL / TCBeam / Draft ratio2.46 - 19.38
This calculation is only available to Advanced (monthly), Advanced (annual), Pro (monthly) and Pro (annual) members.
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