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Bill,
The attached RV6 pressure distribution should help see 'why' a louver on the front/top of the cowl should work well.
Ken Powell Bryant, Arkansas 501-847-4721 C150 / RV-4 under construction
-------------- Original message -------------- From: Bulent Aliev <atlasyts@bellsouth.net>
> > Do you recall where you got your (now un-necessary) louvers? I am > > going to try an area at the top of my cowl. > > > > Does anybody think that will make a significant change in cooling > > air flow or am I wasting my time? > > > > -- > > Bill Eslick > > www.weslick.com > > Hi Bill, > I'm not sure that the top of the cowling is the best place for > louvers? Original VEZ / LEZ had an intake for the cabin air infront > of the canopy. On takeoff at high angle of attack when you most need > it, there was no air coming in. Basically the area had (more or less) > stagnant air flow. Later when in level flight it was working good. > Make sure it will
work before cutting your cowl. > Buly > > > > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/
Pressure-dist-RV6_CFD_fig2.JPG
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