REFLECTOR: Nose oil cooler outlet?
Scott Derrick
scott at tnstaafl.net
Sun May 3 18:26:43 CDT 2009
I flew with a built up reverse scoop for 300 hours. Removed the scoop
and flew flush for 150 hours, no difference in oil temps.
I do have turning vanes in the duct which is supposed to increase airflow.
Scott
Don Johnston wrote:
>
> There seem to be two theories when it comes to the nose oil cooler outlet:
>
>
>
> A) Outlet flush with the fuselage.
>
> B) Build up the leading edge of the outlet an inch or so to
> increase the vacuum.
>
>
>
> Does anyone have any real world comparisons? Those of you with flush
> outlet, are you seeing sufficient airflow through the nose oil cooler?
>
>
>
> Seems to me that considering the placement of the nose NACA duct (I
> ditched the factory scoop in favor of a NACA duct) will be getting
> quite a bit of RAM air that should generate enough airflow without the
> outlet generating a vacuum.
>
>
>
> -Don Johnston
>
> XL-RG
>
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