Mailing List flyrotary@lancaironline.net Message #49429
From: Thomas Mann <tmann@n200lz.com>
Subject: Radiator/Oil Cooler Combo
Date: Fri, 18 Dec 2009 10:03:09 -0600
To: 'Rotary motors in aircraft' <flyrotary@lancaironline.net>

I was watching a video that was created by Tim England regarding his 4.3 V6  install in a velocity.

 

In his install he was running some sort of oil cooler that was a combination oil filter mount with a heat exchanger working off of the coolant from the radiator (or something to that effect.) His argument for this approach centered around his belief that under extremely cold temps at altitude, an oil cooler that is inside the radiator may make the oil too cold to run at peak efficiency. i.e. keeping the oil at around 195F was a better option under all temperature conditions.

 

So now I have these questions:

 

Does this philosophy translate to Rotary powered aircraft?

Is the oil cooler/radiator a good solution?

If it is, do I need to use a different inch^3 figure per HP to derive the correct radiator size?

If the 195F oil solution seems viable, does anyone know of an oil filter mount that includes a heat exchanger?

 

T Mann

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