Minimum hull-girder section modulus from total bending moment and steel grade allowable stress.
Formula
$$ Z_{min} = \frac{|M_{sw}| + |M_{wv}|}{\sigma_\text{perm}} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $ | M_{sw} | $, $ | M_{wv} |
| $\sigma_\text{perm}$ | Allowable bending stress | N/mm² | IACS UR S11 |
| $Z_{min}$ | Minimum required section modulus | m³ | result |
Sources
- IACS UR S11.
- IACS CSR-H.