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Unread 03-01-2004, 10:46 AM   #1
WAJ_UK
Cooling Savant
 
Join Date: Oct 2003
Location: Sussex
Posts: 109
Default your thoughts on "water cooling thoughts"

I've just read this http://www.overclockers.com/articles974/ and wasn't really sure what to make of it especially the following comments:

Quote:
There are a couple of really silly ideas floating around out there about increasing the performance of a PC water cooling system. One has to do with so called "Swirl Technology", putting baffles or intricate channels in water blocks to increase their surface area.
I think this is a bit confusing. I've made a high swirl block it worked quite well but I'm not sure how you would encourage the water to swirl using baffles or intricate channels, any ideas?

Quote:
Another bright idea is to use oversized hoses and fittings. This is supposed to somehow increase efficiency. Not so. One of the rules of fluid dynamics states that for any given diameter of pipe or hose, only a finite volume of fluid will pass through it at a fixed rate.
I really didn't understand this bit. It seems as though he is saying that larger hoses have no effect on flow and then he tells us hoses of the same diameter give us the same flow. Hmmmmmmm interesting.

Quote:
Also keep in mind that water blocks are "timed". Depending on the surface area of the water block, a specific volume of fluid must pass through it at a specific rate for optimum heat transfer. The water block itself can only accommodate a set volume, it has a built in restriction - so don't waste your time. Use the correct hose diameter intended for your system.
all I can do is

Quote:
Luckily the Northbridge chip set had a heat sink on it. I took it off and used a couple of plastic ties to hold the water block to the heat sink hard points already there
all I can do is cable ties For a proper engineering solution I definitely would have used sticky tape
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