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Wave Bending Moment (IACS UR S11)

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IACS UR S11 rule wave-induced bending moments for the North Atlantic reference sea state.

Formula

$$ M_{wv,\text{hog}} = 0.19 \cdot C_1 \cdot L^2 \cdot B \cdot C_B, \quad M_{wv,\text{sag}} = -0.11 \cdot C_1 \cdot L^2 \cdot B \cdot (C_B + 0.7) $$

Symbol legend

SymbolMeaningUnitSource
$C_1$Wave coefficient-IACS UR S11
$L$Lengthmship particulars
$B$Beammship particulars
$C_B$Block coefficient-hydrostatic
$M_{wv}$Wave bending momentkN·mresult

Sources

  • IACS UR S11.