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Whats a peltier!?!?

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Old 02-20-02, 01:48 PM Thread Starter   #1
CyberFed
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Whats a peltier!?!?


Ok Im considering watercooling a 1.6GHz P4 that im getting i want to overclock. My question is im probably going to go with all the parts from dangerden.com because i've heard they make good stuff (is this true?) i've seen some sites that have this peltier thing, i know its some sort of cooling device, but how does it work and do you recommend i get one, i've also heard that useing a peltier produces condensation is that true? Next im confused about the waterblock some sites say use thermal paste others say dont use thermal paste on the processor whats the real deal? I'm not going to purchase a kit im just going to get the rad/pump/waterblock+mounts...the rest (water wetter + tubing + clamps =homedepot, or do you suggest i just get the whole kit, it seems cheaper to me to buy just the parts instead of the whole kit cause the kit i want is $200 i figure buying it seperatly would be cheaper, point me in the right direction guys
thanks oh yea im have a full tower case so room is not a problem.
one more thing how i set up a temp guage so i can measure the temp of the chip with an led readout, where can i buy that?
thanks guys

Last edited by CyberFed; 02-20-02 at 01:53 PM.
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Old 02-20-02, 02:08 PM   #2
Strangelove
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That is a lot of questions let me try and answer a few of them. I don't know the exact physics (although a have a good idea) but to keep it simple A peltier is a device that moves heat from one side to the other. If you do a search in this forum or look through the cooling articles I'm sure you will find all the details, if not let me know and I will find them.
A peltier in it self does not produce condensation, condensation occurs when warm moist air hits something cool, this cools down the air and thereby moves the equilibrium between vapour and air. This means that because the peltier cools your CPU below ambient temp (often below 0 C) you will get condensation.
Thermal paste is ALWAYS a good idea!!! (Just follow the instructions and don't use too much). Thermal increases the thermal conductance between two components and that is always good
You can get a temp probe at most online shops, just remember that if you plan to mount the probe close to the die check and double check that your heatsink/waterblock is sitting correctly on the die, I can't count the times I have read about people frying their chips because they where in to much of a hurry to see if the temp probe works.
Don’t know anything about DangerDen I’m located in the cold and snowy state of Denmark and therefore don’t shop much in US online shops
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Old 02-20-02, 07:03 PM   #3
AarontheJC
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Strangelove has it right. A peltier is a device that consists of a material that conducts electricity in a special manner. This conductive property causes one side of the peltier to attract enormous amounts of heat, leaving the other side cold as ice. This is a great cooling marvel, and can be found in some of those electric ice chests that coleman makes. It is extremely important when using a peltier to have adequate air circulation. You need to take all of the heat that you're taking off of the processor, and get it away, and out of the case.

I'm looking into a peltier myself, but I'm looking around for the condensation issue...I hear it's a killer. I'll post again if I find anything you might want to know.

As for water-cooling kits: If you're real good working stuff like that, and certainly if you're comfortable rigging up your own kit from parts out of a hardware store, then go for it. Personally, I'm pretty good with my hands, but I'm not willing to risk a $1000 box on them. If I were to go watercooling, I'd definately buy a kit that someone else had sized and fitted already.

I'll get back to you on the condensation bit if no one gets to you first.
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Old 02-21-02, 12:17 PM   #4
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Watercooling setups are safe if you buy the parts from a good place...

Yes, dangerden is a good place, along with swiftech, jleufkens and sidewinder computers and others I can't remember...


take your time to carefully mount all the watercooling kit and it will be as safe as a fan-cooler.

I suggest you to use only the watercooling... forget the peltier...
too much work and problems for little practical results...
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Old 02-21-02, 12:39 PM   #5
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if you use a heater core from a junk yard or car parts store you can save money and get better performance.

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