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Cooling Black ICE Micro CFM Info

Discussion in 'Hardware' started by Haddy, 7 Aug 2002.

  1. 8-BALL

    8-BALL Theory would dictate.....

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    Have a read of this.

    Also, there is a review of the whole Black Ice family here. (though this one is in french.)

    Remember that that there are variables which cannot be controlled in this style of testing. In particular the effect of varying flow rates (due to differing radiator flow resistance) on the performance of the waterblock. I would expectthe black ice extreme to have lower temps than the micro due to a COMBINATION of greater cooling capacity and greater flow through the block. Without proper testing, it is near impossible to distinguish between these.

    8-ball
     
  2. Haddy

    Haddy World Domination

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    I take it your trying to get the idea about the airflow across for the first article as that looks like a BIX not a BIM....

    I just wanna know where I can get one of these here in the states...
     
  3. 8-BALL

    8-BALL Theory would dictate.....

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    Yep, general point about airflow through a rad.

    Funny though, don't ya think, that HWLABS quote heat dissipation for their 120mm rads, given airflow of 100cfm. The fan used in that article didn't come close.

    They also never mention what the difference is between water and air temperature when working out the capacity.

    dodgy, but heh, we don't have the right to know do we?

    8-ball
     
  4. Haddy

    Haddy World Domination

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    Considering half the people who would read it would have no idea what the difference would be why go through the trouble of explaing it...
     
  5. jafb2000

    jafb2000 What's a Dremel?

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    Yes, a 92mm fan for the same dB(A) gives ~40% more airflow.

    You may also want to consider some other aspects:
    o Automotive oil coolers
    ---- www.thinkauto.co.uk do them economically
    o Varying the distance of the fan from the radiator
    ---- noise will vary markedly whilst temperature remains the same

    The latter can be done by a duct.
    Foamex, a foamed PVC, can be used for thermoplastic (steam)
    creation of ducts which retain their shape. However, don't get
    them too hot in application or things... could... get... messy.

    Same applies to heatsink fans incidentally re gap.
    Too close and you get a pressure wave from impingement
    cooling (fan over plate heatsink) reflected back into the blades.
    --
    Dorothy Bradbury
    http://homepage.ntlworld.com/dorothy.bradbury/panaflo.htm (Direct Prices)
     
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