Mooring-line elongation at a given tension - elongation = tension·length/(EA). Used to verify combined static + dynamic response stays within MBL margin.
Formula
$$ \Delta L = \frac{T \cdot L}{EA} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $T$ | Line tension | kN | load cell |
| $L$ | Line length | m | shore-mooring drawing |
| $EA$ | Line axial stiffness | kN | line maker data |
Sources
- OCIMF MEG4 Appendix B.