Started the build of the BFC ar NERDVille

NERDVille

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Hi Guys.
I've begun the build of the BFC on NERDVille.

Follow me on Twitter @NERDVilleCITY where you'll get live build updates

Video to follow of course.

see you there guys

NERDVille

image_ookohc.jpg
 
NERDVille said:
Hi Guys.
I've begun the build of the BFC on NERDVille.

Follow me on Twitter @NERDVilleCITY where you'll get live build updates

Video to follow of course.

see you there guys

NERDVille

Omg....can't wait for the video! Lol
 
mike said:
What is a BFC?

Its a very very VERY big charger

Here is the idea behind it
 
Gerard Achternaam said:
NERDVille said:
mike said:
What is a BFC?

Its a very very VERY big charger

Here is the idea behind it

Like this one


Yep like that. Unfortunately I was so slow off the mark building what I designed it seemed this chap beat me too it. Still impressive though. I hope to video the build of mine.
 
I've watched your videos before, they're very interesting.

Although, how are you going to power this array? 5V 100A is no joke. Are you going dual old PC power supplies for this, or dedicated one? Curious to know.
 
There are plenty of 50 or even 100a psu out there at 5v so no issue :)
 
mike said:
What is a BFC?

In case someone else misses the reference: https://en.wikipedia.org/wiki/BFG_(weapon) :)

That BFC is certainly interesting! However I can't imagine it is the most convenient charger to use. It is still rather large in terms of required area to put it up and the round shape makes supervising and operating a bit tricky I guess. Also, water cooling? Really? :D The TP4056s get warm, but not so hot that they need cooling, or do they?

I think a tower arrangement with several levels would have been more space efficient and easier to operate. Probably also easier to build. But hey, I guess it is too late now since you already started building it so, yeah, never mind :)
 
The TP IC's would do just fine to stay cool by installing those little heatsinks that you can get for the RPi or Arduino boards. Then just have sufficient air flowing over the whole setup and voila! A lot easier to set up and no worries about water leaks ;)
 
Yeah, it is a bit overkill to cool it with a custom loop. If the TP4056s charged at 2A, yes, I would advise with a custom loop.
I would've just did as you say DarkRaven, as the volume can be so much bigger and the used surface area can be much smaller. In that case, a custom loop would've been good.
 
Probably could even just take a 10 awg bare copper wire and run it in the loop ontop of the IC's. The heat would get dissipated rather quickly then, too. Just gotta make sure it doesnt touch the other wires while running or sparkies will fly :p
 
Korishan said:
Probably could even just take a 10 awg bare copper wire and run it in the loop ontop of the IC's. The heat would get dissipated rather quickly then, too. Just gotta make sure it doesnt touch the other wires while running or sparkies will fly :p

Haha, that's exactly what I thought yesterday when thinking about this! There is excess heat, but not too much, so I thought about putting on some solid copper wire with thermally conductive glue as a small heatsink :D
 
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