Quote:
Originally Posted by JSH
With that design you have basically replicated a commercial trailer tail. You should see similar results - maybe a bit better as you van is closer to the ground and the commercial tails start much higher.
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Yes. And the weight is 90% less. On an 18 wheeler Aero drag is only half. With the Zevo aerodynamics is 75% of total drag. Cutting aero by half leaves total drag at 5/8 of original. The reciprocal is 8/5 or 160 %.
A 60% increase in range that would yield is a very worthy goal.