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Old 07-09-2011, 10:59 AM   #3 (permalink)
sawickm
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Quote:
Originally Posted by Simy View Post
I'm not sure if I want one or more parts broken into "nodes" besides the cell nodes. The least amount of parts tend to be less expensive, on the other hand I don't want excessive wires running about if the cost of the wires would seriously offset the cost of making a small node board. A 2 wire com's system should be fine for talking to some small nodes, for example you could have a node in the front that tells you all this information, or you could simply have a node behind the dash board with smaller length wires plugged into each light socket and dial versus running them to where ever the main board is at.
Simy

Your BMS project sounds like a very ambitious undertaking !!!

A good resource of info on BMS's is Elithion they are an industry standard, this is a link to their whitepapers on BMS and batteries: Li-Ion BMS - White Papers their paper on "Spaghetti in my battery" talks about centralized and distributive BMS systems. It might give you some ideas.

-Mark
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