Subject: Custom pan vs ducting
From: Rotary Engine
Date: 3/27/2006, 7:05 PM
To: AAme

>...
Now here is an old idea if you have room for it. Build the oil heat
exchanger into the oil pan. Can anybody tell me what the drawbacks are?

Paul Lamar ...No rotor no motor.

Yeah.  You're getting back to the T-H-I-C-K heat exchanger problem.  It
needs a lot of dynamic pressure to get sufficient airflow.

This is why we spent so much time discussing/choosing wide, thin
radiators over thick heat exchangers (like air-conditioning condensers).

Sure, THICK radiators work (just ask Tracy Crook).  But even Tracy is
going to a wide, thin radiator on his RV-8.

-Vince Orton


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