11-13-2019, 02:50 PM
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#29 (permalink)
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Master EcoModder
Join Date: Jan 2008
Location: Sanger,Texas,U.S.A.
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gap
Quote:
Originally Posted by euromodder
close the gap between truck and trailer as much as possible (preventing cross-flow)
it's where the V-nose will help, and a vertical baffle plate along the centreline, too - allowing for vertical articulation
Consider rounding off corners, if possible
but NO semi-circular rounding off on the rear (in plan view)
It'll make the trailer sway : Coanda-effect working sideways, aft of axle/pivot -> sway
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Testing has shown a 16% drag increase associated with the gap. 
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