I have a pressurized and vented tank system in my car right now, but only to
7 lbs. It works OK, but I think there is room for improvement. May step up
to 15lbs and see if the tank will accept that pressure level before jumping
to 22lbs.
----- Original Message -----
From: <ardunbill@webtv.net>
To: "dahlgren" <dahlgren@uconect.net>; <land-speed@autox.team.net>
Sent: Saturday, October 07, 2000 10:24 AM
Subject: Re: Cooling
> Sure, no question that a pressure system is a better basic principle
> both from better ability to take the heat out of the metal, and a higher
> boiling point in an overheating situation.
>
> A pressure system makes the cooling tank setup somewhat more
> complicated, have to use a tank that can stand the pressure.
>
> Good point that adequate venting is important for a vented tank, Elmo
> Gillette pointed out to me that if boiling does occur, with a small
> vent, the pressure can't get out fast enough and the tank will get
> distorted. I suppose if the pressure buildup was too severe it could
> rupture the tank.
>
> I have my tank in the trunk with a bulkhead between it and the driver's
> compartment, so even if it did rupture, the water would be on the floor
> and unlikely to reach the driver in his seat in the cage.
>
> Back to Bonneville practice, I understand there are a few pressure tank
> systems in use, and a lot of vented ones. Could someone who actually
> knows, comment? Cheers, ArdunBill
>
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