News for hackers. Stuff that matters.

A comment on Electric Planes Usher in the Second Great Age of Aviation. Parent comment

Re:Electric Planes Usher in the Second Great Age of Aviation by masklinn on Tuesday July 28, 2015 @02:32PM (#9963579)
While batteries have very energy density compared to petroleum fuels, on average it's much better (compared to petroleum fuels) than their specific energy. Their energy density is 15 ~ 40 times lower than petroleum fuels whereas their energy density is 50 ~ >100 times lower.
[ Parent | on HN ]

There are no comments on this comment yet.