View Full Version : Am I being crazy? Watercooling theory.
Kawalski
11-15-01, 04:45 AM
Not being an expert of water cooling at all, supercooling i.e, less than 0 C, any item causes condensation on the cooling device, item being cooled. Would Insulating the cooling block from the "Outside World" reduce the condensating effect?
Also, I know placing a PC in a freezer has a similar condensation problem, would it be a better idea to place a cooling element from a water cooling system into the freezer?
P.s. Freezer coolant in Water Cooling System?
ButcherUK
11-15-01, 05:06 AM
Originally posted by Kawalski
Not being an expert of water cooling at all, supercooling i.e, less than 0 C, any item causes condensation on the cooling device, item being cooled. Would Insulating the cooling block from the "Outside World" reduce the condensating effect?
Yes, this is usually done using neoprene closed cell foam, it's not just 0C or cooler, anything below ambient can cause condensation.
Also, I know placing a PC in a freezer has a similar condensation problem, would it be a better idea to place a cooling element from a water cooling system into the freezer?
A freezer is not a suitable device for cooling a computer, the compressor in a domestic freezer is not 100% duty cycle, i.e if you run it flat out to deal with an active heat load (like a cpu) it'll burn out inside a week or two.
P.s. Freezer coolant in Water Cooling System?
Yes people have used phase change setups, they are not for the faint of heart though.
Über~PhLuBB
11-15-01, 06:50 AM
Condensation really isn't an issue if you can get the temperature below freezing. And condensation will turn to ice, and will not conduct electricity. (Expansion is another issue however...) Any condensation which becomes ice will remain in it's ice form until the source of cooling is shut down. The ice will then melt back into water, at which point hardware MUST be powered down, or catastrophic incidents will result. Water will only hurt electronics in liquid form, and only when electronics are powered. I've known people who operate computers in extremely dirty areas (Namely, a rock quarry) who would merely put components (not the HDD, only PCBs) into the dishwasher, with no ill result.
Condensation is a big problem above freezing, any ammount of liquid water can be fatal to components.
ButcherUK
11-15-01, 02:18 PM
The problem is going from abient to freezing without water about ;) Also as you mentioned the ice things is an issue. Finally non-insulated setups are far less efficient due to wated energy being used to form ice.
does anyone know where I can purchase water cooling in the UK or do I have to build it myself
Kawalski
11-16-01, 04:46 AM
The block around the CPU and the CPU itself would probably be higher in temperature than the cooling system, hense condensation and wasted coolability.
When I say place the cooling element in the freezer I mean
I.e. If using a Car heater element to exchange heat from cooling system to the surroundings, place the Car heater element in the Freezer??? Leave all the condensation critical components outside the freezer.
ButcherUK
11-16-01, 06:27 AM
As noted a freezer doesn't work for cooling computers no matter how you set it up, also putting the heat exchanger in the freezer would mean you'd have to insulate all the tubing and the waterblock most likely as the incoming water at least would be sub-ambient.
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