REFLECTOR: Vortex generators

[Scott Derrick]

VG's on a Std, work great for climb, stall, aileron control.

No TE fences, no lower winglets.

Scott


Jeff Barnes wrote:
> Hi Guys, 
>  
>    For VG success/failure stories, could everybody state whether they
> have TE fances and whether you have/don't have lower winglets ? 
>  
>    Jean Prudhomme built w/o lower winglets, then marveled at his
> better low end aileron control when he put the lowers on. That's when
> the factory shipped everybody (with fast builds anyway) their lower
> winglets. Function over fashion.
>  
>    Jean also pioneered the VGs and raved about them.   
>  
>  
> Thanks,
>  
> Jeff Barnes
>
> --- On *Sun, 3/29/09, Tom /<tomcat05 at comcast.net>/* wrote:
>
>     From: Tom <tomcat05 at comcast.net>
>     Subject: Re: REFLECTOR: Vortex generators
>     To: reflector at tvbf.org
>     Date: Sunday, March 29, 2009, 5:13 PM
>
>     Steve--could you try posting that photo again. I'm just curious how
>     you've got them placed with only 9 VGs.
>     Also, does anyone know if the factory VGs come in clear or only in white?? thx
>     Tom
>
>     My V was very hairy on short final, almost no response from the ailerons.
>     I covered one wing with wool 'tufts' and went flying with a video
>     camera in the chase a/c.
>     They say every picture tells a story - at low (approach) speed, the tufts
>     forward of the aileron (upper wing surface) stood up on end, perperdicular to
>     the airflow - the ailerons were flopping around in a vacuum.
>
>     I made my own VGs from some white, angle plastic from the local hardware store
>     and put about 9 VGs on each wing (see attached photo) and the respose on short
>     final is firm and responsive.
>
>     I would not consider taking them off.
>
>     fwiw
>
>     Steve
>
>
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