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Thread: 2000W Chiller

  1. #26
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    Air Conditioning.

    The cold water is piped through what are called Air Handlers, basically large radiators, into the ventilation system which cools your building.
    Regards, Stew.....

    - This message brought to you by Frank Lee E. Snutz

  2. #27
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    U-bend on discharge is useful, because at start and stop compressor shakes sharply
    and joints on this line have a heavy job in resisting those shakes.. and someday you
    can hear pssssss

    Stewie, this place looks very interesting, is it your work place (and what is it)?

  3. #28
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    Quote Originally Posted by Master_G
    Phear your socks and sandals combo as well!
    Seriously i pity your hands without an electric screwdriver for that lot, doesnt look very fun.
    Nice project, look forward to more pics and results.
    I just waited for somebody who comments this
    Well, i (usually) dont go modelling with them
    Yeah, really no fun, i'll get a new on monday.

    Quote Originally Posted by Stewie007
    That particular unit is rated at 40 Tons. You can convert that to Watts or BTUs if you want.

    Given that 1 Ton = 12000 BTUs, then This Unit has a total Capacity of 480,000 BTU/hr Capacity

    1 BTU/hr = .293 Watts, so 480,000 BTU/hr = 140640 Watts Capacity
    sick..
    btw, nice to know how to calculate it, thanks

    Quote Originally Posted by Tonic
    U-bend on discharge is useful, because at start and stop compressor shakes sharply
    and joints on this line have a heavy job in resisting those shakes.. and someday you
    can hear pssssss
    Well, the discharge line is really long and flexibel, as L'Unite build they're units like mine i think it works. Good to know for the little brother, it will be nearly the same design but much smaller, so this could be a problem.

    dual ... quad ... hexal ... octal ... hexadecal?

  4. #29
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    "let's get on with the rock... and roll"

    The heatexchanger, well, more "an early prototype"


    19 (well it are 18, the last one is not in the pic) 28mm pipes, the pipes the water will flow through.


    This is what it will look like when assembeled, its really heavy...


    ...and in position


    The "rests", still secret what will happen to 'em


    with insulation, it will have a total height of 270mm IIRC.

    dual ... quad ... hexal ... octal ... hexadecal?

  5. #30
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    Looking good, where do you get that foam insulation tube?


    If you have a cooling question or concern feel free to contact me.

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  7. #32
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    that HX is gonna be huge with all of the insulation.

  8. #33
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    Quote Originally Posted by MaxxxRacer
    that HX is gonna be huge with all of the insulation.
    That thing is going to be insane once it's finished - period. And from the looks of it so far, I think the end-product will look very professional. I hope this project works out in your favor, Sidewinder.

  9. #34
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    one word ..... MONSTER
    emptiness

  10. #35
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    Quote Originally Posted by n00b 0f l337
    Looking good, where do you get that foam insulation tube?
    It's Armaflex from Armacell

    Now i need to build the evaporator....

    20x 50mm pipe, expanded on one side
    10x 140mm pipe
    5x 300mm pipe
    4x 305mm pipe...
    going to be fun :/

    dual ... quad ... hexal ... octal ... hexadecal?

  11. #36
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    wouldn't it be better to simply insulate the hole heatexchanger in one piece ant not to insulate every single pipe?

    Did you already solder it together?

  12. #37
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    A lot of brazing fun is waiting.. good that you have kilograms of braze rods

    Tell me, where's evaporator section and where's coolant section?

  13. #38
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    Quote Originally Posted by MaxxxRacer
    that HX is gonna be huge with all of the insulation.
    I agree, but looking sweet though, can't wait to see the temps.

  14. #39
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    Quote Originally Posted by _HL4E_HalfLife_
    I hope u have a 220v heavy duty outlet there! A compressor of that size isn't gonna run on 115v and will draw in upwards of 10amps or so depending on its load.
    Think that's one advantage of living in europe, clean 220V power. Dunno about elsewhere in the US, but the power in NYC is absolute garbage, at least where I am. I'd kill to break away from this 110 amp hungry system..

  15. #40
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    I'm also curious to see the beer cooling module

  16. #41
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    Nothing pleases me more than seeing German perfectionists machinery

    Big heatexchangers has disadvantage of bigger thermal loss but i guess system this big just needs one. Lamel type heatexchanger would be small and damn effective but i guess they are too hard to make yourself. Pretty expensive too



    This project is a candy for an eye..
    Last edited by ilkkahy; 06-14-2005 at 11:37 AM.

  17. #42
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    Quote Originally Posted by Jonny
    wouldn't it be better to simply insulate the hole heatexchanger in one piece ant not to insulate every single pipe?

    Did you already solder it together?
    I would'nt say it would be better, but faster to realize... but i prefer this method, looks better, lol

    Quote Originally Posted by Tonic
    A lot of brazing fun is waiting.. good that you have kilograms of braze rods

    Tell me, where's evaporator section and where's coolant section?
    yepp, can't wait, lol...
    I will put a second pipe (12mm) into the 28mm pipe, the 12mm will be the evaporator, the coolant will flow through the 28mm pipe.

    Quote Originally Posted by specialblend218
    I agree, but looking sweet though, can't wait to see the temps.
    I can't wait also, i hope the EC2/EX2 works fine

    Quote Originally Posted by illmatik
    I'm also curious to see the beer cooling module
    I'm too
    ...

    dual ... quad ... hexal ... octal ... hexadecal?

  18. #43
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    Quote Originally Posted by ilkkahy

    This project is a candy for an eye..
    Indeed. Can't wait to see what's next

  19. #44
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    That is absolutely fantastic workmanship bro

    Xceptionally nice build you have going

  20. #45
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    so you are gonna have the evap running the entire way through the HX? I wonder if the compressor has enough guts to get the evap sub zero the entire length of it.

  21. #46
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    Quote Originally Posted by MaxxxRacer
    so you are gonna have the evap running the entire way through the HX? I wonder if the compressor has enough guts to get the evap sub zero the entire length of it.
    Yepp, correct.
    The evaporator has a total length of ~5200mm, so it will have a capacity (WT) of ~ 0.41 liters, thats more than the capacity of the industrial HXs, but i wont use water as coolant, i will use Antifrogen KF and the heatguidancecoefficient is lower on mine. Through simple calculations the size is correct.
    Last edited by Sidewinder; 06-15-2005 at 12:46 AM.

    dual ... quad ... hexal ... octal ... hexadecal?

  22. #47
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    wow thats one crazy long evap. do you think the evap will have a rather consistent temp along the whole lenght of it or will it be cooler at the begining of the evap?

  23. #48
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    yes, and i will use this effect, like the Liebig condenser does.

    dual ... quad ... hexal ... octal ... hexadecal?

  24. #49
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    Quote Originally Posted by Sidewinder
    yes, and i will use this effect, like the Liebig condenser does.

    how do you want to use the effect, I dont have a clue, what the liebig condenser does

  25. #50
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    lol, you should remember it from school...
    it was the thing used to condense alcohol, its made of glas:
    http://images.google.de/images?q=Lie...r=&sa=N&tab=wi

    dual ... quad ... hexal ... octal ... hexadecal?

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