This is a company promotional, so it must be approached with some skepticism, but if the results are anywhere close to those claimed it looks like it is worth considering.
This is the results of a study of the effects of adding a “hull vane” to the stern of the Netherlands 108 meter (354 foot) Holland Class OPVs.
Since the operational profile for these ships is likely to similar to those of large Coast Guard cutter, this may be worth a look.
- They claim a 12.5% reduction in fuel consumption,
- A 4% reduction in heave,
- A 7%% reduction in pitch, and
- A 13% reduction in vertical acceleration at the flight deck.