The World’s Biggest Electric Ship Charges Up | Hull 096 will ferry passengers using over 5,000 lithium-ion batteries

https://spectrum.ieee.org/electric-boat-battery-ship-ferry

by IEEESpectrum

3 comments
  1. Love it. Cannot wait to hear Trump provide his well-thought out opinions about it… should be an embarrassing word salad of misinformation.

  2. >Lifecycle case studies have shown fuel savings of over 60 percent, and because electric drivetrains have fewer moving parts than diesel drivetrains, maintenance costs are lower too. “Battery-electric ferries often achieve positive life-cycle economics, particularly on short, frequent routes with high fuel savings potential,” says Mehdi Zadeh, a professor of marine electrification and hybrid energy systems at the Norwegian University of Science and Technology. The main caveat is that batteries degrade over time and may need to be replaced during the vessel’s lifetime. “Vessels are designed for 20 years but often work up to 40-plus years, particularly passenger ships,” Zadeh says. “But batteries may need to be replaced after 5 to 10 years, depending on charging cycles.”

    I expect batteries will be cheaper and denser at that point so could open up new possibilities then.

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