But, the original question was how the camper did compared to the pictured vehicle with a poptop but no luggage rack. We don't have a drag illustration showing a vehicle like that. How do we know it is better, worse, or the same as the camper with the luggage rack? BTW, the only stuff I've ever put up there was a rafting dry bag once, and firewood another time. No cooler or lawn chairs. David Mc
On Wed, Jan 20, 2010 at 7:09 PM, Jim Arnott wrote: > The big hole where the ice chest and lawn chairs go upsets the > airflow. Roger's California had the cowling the eliminated that hole > and it was noticeably cleaner. The luggage rack causes the boundary > layer to separate immediately behind it and become turbulent. That > increases drag. > > http://www.thesamba.com/vw/forum/viewtopic.php?t=316411&highlight=drag > > Jim > > On Jan 20, 2010, at 10:31 AM, Dave Mcneely wrote: > >> Granted that common sense fails often on many fronts. But I'd like >> to >> know, if indeed it is the case, how the vehicle with a pop top but no >> luggage rack would be more aerodynamic than the more typical >> camper. If >> the airflow is smoother over that top, I'd be surprised. But I've >> been >> surprised before. In this case, I'd just like an explanation, so I'd >> understand better. David |
Please note - During the past 17 years of operation, several gigabytes of
Vanagon mail messages have been archived. Searching the entire collection
will take up to five minutes to complete. Please be patient!
Return to the archives @ gerry.vanagon.com
The vanagon mailing list archives are copyright (c) 1994-2011, and may not be reproduced without the express written permission of the list administrators. Posting messages to this mailing list grants a license to the mailing list administrators to reproduce the message in a compilation, either printed or electronic. All compilations will be not-for-profit, with any excess proceeds going to the Vanagon mailing list.
Any profits from list compilations go exclusively towards the management and operation of the Vanagon mailing list and vanagon mailing list web site.