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Topic: Maximum Hot Operating Temperatures (Read 679 times)

full member
Activity: 210
Merit: 100
January 22, 2018, 04:13:52 PM
#15
I dont know of anything like that as all of my experience is first hand.


This might help you understand which route to go:


http://bitcoinasichosting.com/blog/categories/mining-roundtable/item/258-hot-aisle-versus-cold-aisle-containment-what-should-a-bitcoin-miner-do

Thank you so much for the guidance. This is very helpful.
hero member
Activity: 756
Merit: 560
January 22, 2018, 04:05:56 PM
#14
I dont know of anything like that as all of my experience is first hand.


This might help you understand which route to go:


http://bitcoinasichosting.com/blog/categories/mining-roundtable/item/258-hot-aisle-versus-cold-aisle-containment-what-should-a-bitcoin-miner-do
full member
Activity: 210
Merit: 100
January 22, 2018, 04:02:29 PM
#13
I really cant go into specifics but it really depends on your location. If you live in a high humidity area you will not have much luck with evaporative cooling. Its all about controlling air flow. Feeding miners fresh air that has not already been through a heat cycle will do wonders even on hotter days.

Also I mention chip temps because that is all the current s9s report. There is no way to get PCB temps so you have to base what you do off of the data you have.

Got it. Thanks. Any book or video you could suggest for cooling in the summer for bitcoin mining facility?
hero member
Activity: 756
Merit: 560
January 22, 2018, 03:39:46 PM
#12
I really cant go into specifics but it really depends on your location. If you live in a high humidity area you will not have much luck with evaporative cooling. Its all about controlling air flow. Feeding miners fresh air that has not already been through a heat cycle will do wonders even on hotter days.

Also I mention chip temps because that is all the current s9s report. There is no way to get PCB temps so you have to base what you do off of the data you have.
full member
Activity: 210
Merit: 100
January 22, 2018, 02:23:47 PM
#11
Hi Fanatic,

How do you cool your facilities in the summer time? Do you use evaporative coolers? What are some of the best practices? Thanks.
member
Activity: 266
Merit: 13
January 12, 2018, 05:53:30 PM
#10
Thermal shut down I believe.
full member
Activity: 210
Merit: 100
January 12, 2018, 03:27:29 PM
#9
So what happens in a scenarios when the miner reaches say 120C? Do you think it will stop hashing or will the hash board die or burn? Thanks.
full member
Activity: 210
Merit: 100
January 12, 2018, 01:32:11 PM
#8
Yes it's Celcius....

and Fanatic was talking about chip temp

Got it. Thank you.
legendary
Activity: 2422
Merit: 1706
Electrical engineer. Mining since 2014.
January 12, 2018, 01:17:18 PM
#7
Yes it's Celcius....

and Fanatic was talking about chip temp
full member
Activity: 210
Merit: 100
January 12, 2018, 01:11:09 PM
#6
Thank you HagssFin and Fanatic.

So the temperatures in the miner status is already in the Celsius? I thought it was in Fahrenheit and always converted it into Celsius.

Fanatic when you say intake air at 105C is it the intake air temperature or the temperature of the chips in the miner status? Because if its taking 105C then the inside of the miner will get way too hot? How do you cool your farm in summer? I remember you mentioned you have more than 1K miners under management so that would be a lot to manage specially in the summer with the hot spots and everything.

Thanks again both of you.
legendary
Activity: 2422
Merit: 1706
Electrical engineer. Mining since 2014.
January 12, 2018, 12:49:48 PM
#5
Yeah those are chips temps and I mentioned pcb temps.

We agree on this.
hero member
Activity: 756
Merit: 560
January 12, 2018, 12:44:12 PM
#4
PCB temps in the max. 70 c area are good.

PCB temps over 80 c, are not so good and the miner might overheat in 85-95 c area.

The s9 is good to a minimum of 105c on chip temperatures. Earlier models would not shut down due to heat until the chips reached 115c

The s9 will run for months at a time at 100c chip temps, its not an issue.
legendary
Activity: 2422
Merit: 1706
Electrical engineer. Mining since 2014.
January 12, 2018, 12:39:28 PM
#3
PCB temps in the max. 70 c area are good.

PCB temps over 80 c, are not so good and the miner might overheat in 85-95 c area.
hero member
Activity: 756
Merit: 560
January 12, 2018, 12:28:23 PM
#2
I had hashing issues over the summer when intake temps broke 105f
full member
Activity: 210
Merit: 100
January 12, 2018, 12:05:40 PM
#1
Hi Folks,

I am wondering what is the highest operating temperatures the S9 antminers can withstand during the summer time? Thanks.
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