[Roadsters] Modern car body design changes

dave daveandlindab at comcast.net
Wed Sep 9 15:39:36 MDT 2009


So do these newer blunt front cars also help carry pedestrians up and over
the windshield? :) My Dodge truck, blunt as a brick, tends to harvest huge
amounts of insects while driving, but I would guess it has a less than
optimal airflow around the body 

Dave Brisco
-----Original Message-----
From: Keith0alan at aol.com [mailto:Keith0alan at aol.com] 
 
With the pressure to get as good a gas mileage as possible I expect they  
figured out how to keep the drag numbers low. One thing I noticed is how
many 
 more bugs the roadster collects compared to a modern car. I suspect this 
is due  to abrupt changes in air flow direction particularly in the 
windshield area. The  bugs being denser than air cannot keep up and end up
against 
the windshield.  Modern cars with smoother flow carry the bugs around the
car 
better. This  airflow improvement should produce less drag. 
 
keith


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