Comment by askvictor
6 hours ago
News articles to this effect have been popping up occasionally for the past 20 years at least. So the economics don't seem to stack up. At least not yet; but if oil gets a bit dearer...
6 hours ago
News articles to this effect have been popping up occasionally for the past 20 years at least. So the economics don't seem to stack up. At least not yet; but if oil gets a bit dearer...
They really are being built and used commercially. Probably incentives play a part in this, but their numbers are slowly increasing, so it's not totally vaporware (of course we don't need new articles every ~6 month talking about how amazing this technique is) [0]
[0] https://en.wikipedia.org/wiki/Rotor_ship#Modern_vessels