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
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $C_1$ | Wave coefficient | - | IACS UR S11 |
| $L$ | Length | m | ship particulars |
| $B$ | Beam | m | ship particulars |
| $C_B$ | Block coefficient | - | hydrostatic |
| $M_{wv}$ | Wave bending moment | kN·m | result |
Sources
- IACS UR S11.