Quote:
Originally Posted by aerohead
. This tail, however, was optimized for a 'box' or 'van' which already had upper edge radii, something not seen typically in commercial vehicles, due to the intrusion into the cargo volume.
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I have radii on the sides at the top, but all rear edges are square.
Quote:
Originally Posted by aerohead
Hucho tested vanes and measured no benefits. Only box-cavities and boat-tails made any difference.
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If fairly or unfairly we put the following in the category of vanes, how would you put the respective fuel economy or drag reduction claims in context vis-a-vis Hucho?
See II Air Foils | School Buses
https://rocketail.com
https://www.researchgate.net/publica...al_Guide_Vanes
(there are full copies of the last paper available online via search)