Forum Discussion
wnjj
Mar 10, 2021Explorer II
RoyJ wrote:
Still don't see how an 80k lbs semi can go 600 miles on a 1,000 kWh pack.
It’s likely because power demand doesn’t go up directly with weight but rolling resistance. More weight means some more rolling resistance on the bearings and tires but mostly it costs you on hills, where a regenerative system pays you back on the downhills. In other words, an 80k semi doesn’t take 4x the power of a 20k RV.
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