5 ms·
I wonder what environmentally-friendly propulsion system wins in the next decade for large ships: ammonia, hydrogen or nuclear reactors.
by preisschild 2y ago
I wonder what environmentally-friendly propulsion system wins in the next decade for large ships: ammonia, hydrogen or nuclear reactors.
- rich_sasha 2y agoI suppose there's more, ethanol and methanol, synthetic natural gas. It is a shame petroleum-based fuels are so damn convenient.
- iamthemonster 2y agonone of those three, but I expect a combination of methanol, biodiesel and (only for near-shore and inland shipping) battery electric.
- McDyver 2y agoOr wind https://en.m.wikipedia.org/wiki/Oceanbird https://en.m.wikipedia.org/wiki/Oceanbird
- preisschild 2y agoMight have niche-applications, but a nuclear-powered container ship can do many more trips in the time it takes this to do 1 trip.
- j33zusjuice 2y agoWe’ve come full circle.
- speed_spread 2y agoI propose submerged stainless steel cables pulling boats from underneath, powered by deep geothermal converters.
- dredmorbius 2y agoSynthetic hydrocarbon analogues. <https://news.ycombinator.com/item?id=43344373 https://news.ycombinator.com/item?id=43344373>
- looofooo0 2y agoBatteries up to mid range are competetive already: https://eta-publications.lbl.gov/sites/default/files/2024-10/exploring_the_cost_and_emissions_impacts_0.pdf https://eta-publications.lbl.gov/sites/default/files/2024-10...