Required propulsion power for an icebreaker to maintain 3 kn in a given level-ice thickness - the classical rule-of-thumb.
Formula
$$ P \approx 0.8 B h^{2.5} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $B$ | Beam at waterline | m | ship particulars |
| $h$ | Level ice thickness | m | design requirement |
Sources
- Kashteljan et al. - LICES 1968.