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Old 01-05-2022, 12:02 PM
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Next up - charging the battery
Note the BMS is NOT a regulator of any kind. It is there solely to prevent gross abuse. It will NOT make sure the battery is charged correctly.

Lithium batteries have unique charge profiles that do not use temperature compensation. They also take bulk/absorption charge almost all the way to 100%, so to an A4 alternator they look like a dead short. They also can trip offline if the BMS gets unhappy for valid or random reasons. After doing some research, this is the plan I came up with:
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