Ricardo B (ricardo.b@xxxx.xx) on 6/25/11 wrote:
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>bakaneko (no@spam.org) on 6/24/11 wrote:
>
>>What about heat pipes? They do basically the same, but without forcing
>>you to use a complex system to control the fluid, are a closed system
>>and can be used with passive cooling.
>
>Agreed: they are better than water and they all those advantages you've enumerated.
>
>Can they provide better cooling than water?
>Considering currently available products, water based radiators still seem to have the upper hand.
>
>Here a couple of images to illustrate my point.
>
>Heat pipe based radiator for a CPU: http://pcper.com/images/reviews/139/XP-90c6.jpg
>
>Water radiator, about 130x130 mm: http://www.overclockers.co.nz/product/watercool/GTS-120BL-B.jpg
>>
>
>The heat pipe design has 4 pipes bringing the heat to the ends of the fins but
>it still relies quite a bit on heat spreading across the fins into the middle.
>
>The water radiator, on the other hand, has 12 pipes to distribute heat to the fins
>and relies much less on heat spreading. It also has a much higher fin density.
>
>Now, can heat pipe radiators improve to overcome water based radiators?
>I don't know squat about heat pipe design, so I don't know.
>
as long as density of water is a Thousand times higher than air, there is no way Air Cooling could be better than water cooling