Forced Induction Superchargers | Turbochargers | Intercoolers

Water Level and Air Temps - A2W?

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Old Jun 27, 2014 | 06:41 AM
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Default Water Level and Air Temps - A2W?

I don't know if this has been discussed before, but if it has I can't seem to find it.

The system is on primarily a street car, A2W, using only recirculating water for cooling, no heat exchanger or ice.

How high is everyone filling their tanks with water? I'm thinking that the higher the better as it will allow for more heat transfer. Plus, since this is a street car, if the water level is higher than the return port, you won't hear the sound of the return water sloshing.

Looking for some real world experiences here.

Thanks.
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Old Jun 27, 2014 | 07:17 AM
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The more water the better.
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Old Jun 29, 2014 | 02:35 AM
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The more volume of coolant you have to work with the longer it will take it to heat up the medium. Depending on how you setup the system you may get some percolating noises from the tank.
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Old Jun 29, 2014 | 04:22 AM
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I'm pretty sure you will need a heat exchanger or ice. The air will heat up the water. You have to remove the heat from the water some how.
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Old Jun 29, 2014 | 07:14 AM
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What do u think the core is doing off boost?
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Old Jun 29, 2014 | 08:04 AM
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An aluminum box isn't exactly efficient.
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Old Jun 29, 2014 | 08:11 AM
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Originally Posted by rotary1307cc
What do u think the core is doing off boost?
This works just keep the pump running all the time.
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Old Jun 29, 2014 | 11:02 PM
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A core isn't a tank...
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Old Jun 30, 2014 | 12:10 AM
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No it's not, I just cannot see the benefit.

The amount of water needed to completely avoid heat soak even in 60 min of stop and go traffic would be a lot. You'd think by the point you have enough water to maintain a stable temperature that a heat exchanger would weigh a lot less and be drastically more efficient.
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Old Jun 30, 2014 | 06:19 AM
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I'll have some very good data on this from my car this year. I have pre IC IAT and post IC IAT temps, plus water temp sensor in the water tank that is all logged in my holley dominator. I've got a 11 gallon tank, rule 3700 pump, frozen boost 2000 IC that is modified with 1.5" line on a street car with twin 78mm turbos, will be in the 1300rwhp range. Also I have two 120lb injectors in the charge pipe spraying E98 and another IAT sensor in the intake. 99% of the time I don't plan on running ice on this car.
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Old Jun 30, 2014 | 08:23 AM
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Originally Posted by Exidous
No it's not, I just cannot see the benefit.

The amount of water needed to completely avoid heat soak even in 60 min of stop and go traffic would be a lot. .
Your thinking about it wrong. Under stop and go traffic the turbos are freewheeling so to speak not building boost means not building heat. So if the pump was running even without a heat exchanger the core becomes the exchanger in reverse though not as good as a fan on a dedicated core. It's pulling ambient air in across the intercooler. Only when you are in boost creating heat does the water have to soak up that heat.
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Old Jun 30, 2014 | 08:47 AM
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Exactly . A good CIA intake for the turbo is important to make it work worth a crap though

So u are moving air that is just over ambient across the core when not at load
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Old Jul 1, 2014 | 12:35 AM
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Interesting.
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