Questions tagged [cooling]

Questions regarding Cooling electronics. Varies based on needs, can include Fans, Heatsinks, proper ventilation, Peltiers, or PCB design and mounting. Could also refer to Cooling applications, like freezers in industry. Repair questions for Cooling applications will most likely be closed if outside the Scope of the Site and FAQ. Try DIY.StackExchange.com for those.

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21
votes
8answers
64k views

Fans: suck or blow?

For a fan, should air be sucked in, or should it blow air out? I'm talking about an enclosure mounted fan.
5
votes
2answers
1k views

Experience with thermal glues/adhesives?

I'm planning on using a thermal adhesive to bond an LED pcb to an aluminum enclosure. The enclosure is meant to serve as a heat sink and wick away any heat generated by the LED board. The aluminum ...
2
votes
3answers
3k views

How Long Will This Battery Keep My Fridge Powered For?

I have an interesting mathematical/electrical dilemma and I'm not sure where to start. I am considering buying this fridge (specs on page). I will be hopefully buying a battery pack with it to ...
2
votes
3answers
13k views

How efficient is a Peltier TEC1-12706 and TEC1-12715

I need to know some details about Peltier coolers before moving into making an air-conditioner. I have watched several videos on YouTube that demonstrate making air-conditioners with Peltier thermo-...
2
votes
4answers
18k views

Peltier Unit Not Working

Recently I ordered a Peltier unit online and received it yesterday. Naturally, I was very excited to play with it. When I first turned it on, One side got hot, an another very cold. I had read that I ...
12
votes
5answers
1k views

Enclosure best air flow profile

I'm in final step of a project an I need some advice about what heat evacuation profile should I use to place three fans for cooling, I have four alternatives as shown in the diagram but I don't know ...
3
votes
3answers
689 views

Regulator cooling in a confined space

I've designed a simple PWM RGB LED slow fader to be used as a garden lighting effect. My circuit works great, but I under-estimated the amount of heat that is generated by the 7805 linear regulator. ...
2
votes
2answers
2k views

Heatsink calculations for a TRIAC

It's very rare that I get to design applications in need of cooling so I haven't had the need to study in-depth about that, but now I face an occation where I need cooling for a TO220 and I'm unsure ...
1
vote
3answers
508 views

Making Hot and Cold room at the same time with Peltier stack

I am thinking about 2 small boxes with peltier stack middle of them to get a cold room and hot room at the same time. Is it possible to get -40 degree celsius cold room and 100+ degree celsius hot ...
-1
votes
1answer
418 views

Peltier cold temperature does not transfer when a heat sink is attached

I am trying to build a peltier cooler. It works. Cold side temperature is about 10C on cold plate of peltier. I want to blow this cool air out. But the cold temperature goes up as soon as the ...