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9 votes
6 answers
5k views

Reason not to use aluminium wires, other than higher resistance

So aluminium is 3.3 times lighter than copper (8.96 vs 2.70 g/cm3). And its resistance is only 55% bigger. So in weight/resistance ratio it is actually better than copper. Also it is cheaper. Why ...
Ri Di's user avatar
  • 1,039
1 vote
2 answers
2k views

How to design DC bus bars for batteries?

What factors should we consider for designing bus bars for cell terminals? Suppose I have LFP battery pack made up of 9 cells in series each having maximum of 3C discharge rate and a nominal capacity ...
mod3k's user avatar
  • 11
0 votes
3 answers
398 views

How to connect wires coming from bottom side of a single-layer PCB?

I intend to use an IMS PCB, that is a PCB with aluminium substrate. It will be a single layer PCB (because of the cost, and heat), so only the top layer. I need to connect approx. 20 wires to the top ...
JackOfHearts's user avatar