EV 7


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Trev

Guru

Joined: 15/07/2006
Location: Australia
Posts: 640
Posted: 01:52am 11 Aug 2013      

The Relativities and 14.8v chargers were then fitted.

I persevered with this system testing for a few weeks. It is hopeless. With the few 14.8v chargers I had in the old pack, they seemed to work well. But across the whole pack, they don't seem to work well.

I have put in a double layer of Relativities now. 8 cell Relativities across the entire pack, except the last one is a 4 cell Relativities. There is no overlap. The second layer start with a 4 cell Relativities and the rest are 8 cell Relativities. This way every cell is covered twice and one layer can transfer between groups of the other layer. I will see how this goes over the next week or so. I have left the Zivan charger on, holding pack voltage and assisted the Relativities by balancing manually. Currently the highest cell is 3.54v and the lowest is 3.45v. I am charging the pack to 182v which divides equally at 3.5v per cell.









Trev @ drivebynature.com