Can you give fan specs and where available!
Dave Park
> On 25 Aug 2016, at 15:22, Greg Fuchs <gregoryf.flyboy@comcast.net> wrote:
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> I am implementing a cooling fan for ground running. No temp specs, since the
> plane is in build....however, a cooling fan in similar arrangement works
> great on my motorcycle, so I figured it might work well here. Its an
> electric radiator fan for a quad Kart of of some sort, and covers approx.
> half of the oil cooler. The oil cooler, though offset from the water cooler
> (914 engine), is sealed to it in the area where they over-lap in front of
> the fan to promote airflow through both radiators (sucking air through the
> oil radiator will also do the same with the water radiaor...lots of work
> here to create tight-fitting air dams). Having the two radiators tight with
> each other will hopefully cut down on warm-up time during the winter as
> well. The fan is lightweight, cheap, and only requires a wire run and
> switch. Once verified to work, it will be made to be automatic on/off. For
> extreme cooling situations in flight with the airflow pushing and the fans
> pulling, the extra leverage 'seems' a no-brainer. I figure it won't windmill
> much if at all in the airflow while off, due to the resistance to the air by
> the radiators mounted in front of it. This arrangement would be much easier
> to implement with the radiators in-line with each other, but the offset is
> known to work well, and the decision had already been made. More data will
> follow at some point..
> Greg Fuchs
> 914 TRI
>
> -----Original Message-----
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> COOLING FAN FOR GROUND COOLING. Has any one experimented with a fan?
>
> Dave Park
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