Help: 72v 20s7p battery design and/or configuration

Grider

100 mW
Joined
Oct 30, 2017
Messages
36
Here's the template I'm working with. I'm trying to find the best configuration to divide all 140 cells into 20 in series and 7 in parallel. If anyone likes doing this kind of stuff, chime on in! :thumb: :bolt: :lowbatt: :bolt: :D

6d82108323ca4aeda83478f5d79f8cbf.jpg
 
What kind of current is this pack made for?
You have some series connections where only one cell has the series connection to the next group.
If your pack was welded with normal nickel strip that'd limit your current to 6-7A or heat up and kill those cells.
 
BotoXbz said:
What kind of current is this pack made for?
You have some series connections where only one cell has the series connection to the next group.
If your pack was welded with normal nickel strip that'd limit your current to 6-7A or heat up and kill those cells.

Who said anything about nickel strip for serial connections? :p

M

P.S. there are many threads here on ES that show how creative folks have been with regards to wiring their triangle packs.
 
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