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BrianG
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Join Date: Nov 2005
Location: Des Moines, IA
02.17.2009, 01:41 AM

Quote:
Originally Posted by BL_RV0 View Post
As a rule of thumb, I discharge at 1/4 the amperage I charged with, presuming I charge at 1C.
Why so low? I mean you discharge them in your vehicle at way higher than 1C. Just curious.

Anyway, I usually just discharge them by running them in my vehicle, then charge them up to half the capacity. So, if they are 5Ah packs, I put 2.5Ah back into them. If this is not feasible, then I just discharge them via a resistor load until they get to ~3.7v/cell under load. Once I remove the load, they usually rebound back up to ~3.8v/cell. Of course, I have to watch this process, but I'm usually at my bench anyway...

Last edited by BrianG; 02.17.2009 at 01:42 AM.
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