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Topic: Ghetto Style AC unit. Custom Cooling Inc. - page 3. (Read 5507 times)

legendary
Activity: 1027
Merit: 1005
November 10, 2012, 11:18:47 AM
#10
Cool, cheap idea but how long does the ice last? And how much energy/time do you use to make it? It may be more efficient just to get a window A/C unit.
legendary
Activity: 1792
Merit: 1047
November 10, 2012, 11:09:06 AM
#9
I was planning on using something like this: http://www.hydrogalaxy.com/growing-lights/lighting-accessories/6-ice-box-heat-exchanger/

Your solution would probably be cheaper if I could make it work. But, sometimes I need to leave the house for 5 days a week for work, so I can't stand the risk of coming home to a huge puddle on the floor!

Would that not pose a greater risk if you were to put the equipment directly below the unit? (Gravity)



Well, I already built a sound proof box that is 62" by 32" by 48".

I was thinking of throwing one or two of those on the side as a water cooled intake, so the ice box would probably be about a foot to a foot and a half away from any equipment.

Are you capable of controlling the air moving into and out of the room? Maybe with one of these?



Power usage at about 160-200 watt's at full power 3300-4000 CFM
legendary
Activity: 1484
Merit: 1026
In Cryptocoins I Trust
November 10, 2012, 11:05:42 AM
#8
I was planning on using something like this: http://www.hydrogalaxy.com/growing-lights/lighting-accessories/6-ice-box-heat-exchanger/

Your solution would probably be cheaper if I could make it work. But, sometimes I need to leave the house for 5 days a week for work, so I can't stand the risk of coming home to a huge puddle on the floor!

Would that not pose a greater risk if you were to put the equipment directly below the unit? (Gravity)



Well, I already built a sound proof box that is 62" by 32" by 48".

I was thinking of throwing one or two of those on the side as a water cooled intake, so the ice box would probably be about a foot to a foot and a half away from any equipment.

I'm not sure if the Ice Box sweats much or not, I need to do a little more research on it.
legendary
Activity: 1792
Merit: 1047
November 10, 2012, 10:56:57 AM
#7
I was planning on using something like this: http://www.hydrogalaxy.com/growing-lights/lighting-accessories/6-ice-box-heat-exchanger/

Your solution would probably be cheaper if I could make it work. But, sometimes I need to leave the house for 5 days a week for work, so I can't stand the risk of coming home to a huge puddle on the floor!

Would that not pose a greater risk if you were to put the equipment directly below the unit? (Gravity)

legendary
Activity: 1792
Merit: 1047
November 10, 2012, 10:52:55 AM
#6
That's not what I wanted to hear!

I live in Texas about 2 1/2 hours from the gulf of mexico. It can get pretty humid here... it usually stay between 42 and 94 percent relative humidity.  Undecided  Cry

EDIT:

Edit: I would try to use this setup to control the air entering the room. However take into consideration the distance you place the unit from your equipment. For added cooling you could double up the cooling pipes as well.

Edit: Remember that ventilation exiting the room is important factor to consider as well.

Good idea, there might be some way I can make it work.

I need to cool about 5500 watts. I was already planning a 4" exhaust fan, add this into the mix and I think that would keep things pretty cool allowing me to over clock a little bit.

Edit: At 5500 Watts I assume you are running that all GPU? So your at about 12GH/s to 14GH/s

Best thing is to try in a test environment first. The airflow over the coils plays a critical role in controlling the Dew Point vs Relative Humidity.

In your environment Relative Humidity is indeed a greater influence on condensation.

Relative Humidity Calculation Formula

Layman's Explanation for Relative Humidity vs Dewpoint Youtube Link
legendary
Activity: 1484
Merit: 1026
In Cryptocoins I Trust
November 10, 2012, 10:42:19 AM
#5
I was planning on using something like this: http://www.hydrogalaxy.com/growing-lights/lighting-accessories/6-ice-box-heat-exchanger/

Your solution would probably be cheaper if I could make it work. But, sometimes I need to leave the house for 5 days a week for work, so I can't stand the risk of coming home to a huge puddle on the floor!
legendary
Activity: 1484
Merit: 1026
In Cryptocoins I Trust
November 10, 2012, 10:25:23 AM
#4
That's not what I wanted to hear!

I live in Texas about 2 1/2 hours from the gulf of mexico. It can get pretty humid here... it usually stay between 42 and 94 percent relative humidity.  Undecided  Cry

EDIT:

Edit: I would try to use this setup to control the air entering the room. However take into consideration the distance you place the unit from your equipment. For added cooling you could double up the cooling pipes as well.

Edit: Remember that ventilation exiting the room is important factor to consider as well.

Good idea, there might be some way I can make it work.

I need to cool about 5500 watts. I was already planning a 4" exhaust fan, add this into the mix and I think that would keep things pretty cool allowing me to over clock a little bit.
legendary
Activity: 1792
Merit: 1047
November 10, 2012, 10:14:39 AM
#3
This is one of the simple tutorial 7 watt pump power + Fan power 60-150 watt.

Custom made AC unit to cool your systems.

http://www.youtube.com/watch?v=ZF0J8OvDSmM&feature=related

Wouldn't the copper tubing sweat? I'd be scared to get that too close to my rigs.

The chance of the tubing sweating and the fan blowing water and shorting something seems likely.

Or am I wrong?

I ask because this setup would be really perfect for me if it wouldn't sweat. I have a 1/2 HP water chiller sitting around not being used, so I could set up maybe 3 or 4 of these and use the chiller to cool the water.  Cool

I suppose it would depend on the humidity in the air and the amount of air flow passing over the pipes.



(source)

Edit: I would try to use this setup to control the air entering the room. However take into consideration the distance you place the unit from your equipment. For added cooling you could double up the cooling pipes as well.

Edit: Remember that ventilation exiting the room is important factor to consider as well.
legendary
Activity: 1484
Merit: 1026
In Cryptocoins I Trust
November 10, 2012, 10:10:57 AM
#2
This is one of the simple tutorial 7 watt pump power + Fan power 60-150 watt.

Custom made AC unit to cool your systems.

http://www.youtube.com/watch?v=ZF0J8OvDSmM&feature=related

Wouldn't the copper tubing sweat? I'd be scared to get that too close to my rigs.

The chance of the tubing sweating and the fan blowing water and shorting something seems likely.

Or am I wrong?

I ask because this setup would be really perfect for me if it wouldn't sweat. I have a 1/2 HP water chiller sitting around not being used, so I could set up maybe 3 or 4 of these and use the chiller to cool the water.  Cool
legendary
Activity: 1792
Merit: 1047
November 10, 2012, 09:59:10 AM
#1
This is one of the simple tutorial 7 watt pump power + Fan power 60-150 watt.

Custom made AC unit to cool your systems.

http://www.youtube.com/watch?v=ZF0J8OvDSmM&feature=related
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