On Jun 27, 13:17, Marvin Johnston wrote:
>
> I just found out about a new type of battery charger called the
> BatteryMinder that will (it is claimed) rejuvenate Lead/Acid
batteries
> that are dead due to sulphating. A friend of mine used one on a
battery
> that had been totally discharged for too long, and was able to
recover
> it.
I expect this uses some sort of high-frequency (very short duration)
high-current pulses to overcome the sulphating. The idea has been
around for a while, and it does work. See, for example,
http://www.flex.com/~kalepa/desulf.htm
which has links to a lot of information.
--
Pete Peter Turnbull
Network Manager
University of York
Received on Sun Jun 27 2004 - 19:25:00 BST