Wrong! You can find them here:
http://www.beutilit
John
On Fri, Jul 17, 2009 at 9:07 PM, Mark Stafford <mstafford@natca.
>
>
> Monte,
>
> Lucky you! I hear the Nickel-Iron tech is from some of the first industrial
> batteries, and they can last for nearly 100 years. No manufacturer in there
> riches dreams would make such a critter (no repeat customers). The rights
> were bought by one of the big guys.
>
> I don't know the best way to revive them... I'll hunt around. I would guess
> pure water, gentle agitation or internal circulation (external pump with
> small hoses fitting inside the cells), charted specific gravity
> measurements, then additional KOH to the under-performing cells after
> multiple charge/discharge cycles.
>
> Mark Stafford
>
> --- In electricboats@
> "Monte Gisborne" <emotive@...
> >
> > Hello Fellow E-Boaters:
> >
> >
> >
> > I have recently acquired a quantity of Nickel-Iron batteries produced by
> > Eagle Picher around 1994, originally to be installed in a TVan (electric
> > vehicle built and sold by Chrysler). They are 200 amp-hour 6-volt modules
> > and weigh about 55 lbs. with electrolyte and are the same size as a
> standard
> > golf cart battery. They appear to have never been used and any original
> > liquid in the batteries has dissipated into the air as they are totally
> dry
> > inside, verified by destructive testing on one module. A simple test of
> > adding some water to one of the batteries yielded a functioning battery,
> > although I am not sure if total capacity was restored. They came with
> about
> > a liter of Potassium Hydroxide (KOH) flakes to restore the electrolyte.
> >
> >
> >
> > Questions: What is the best method to restore these batteries to full
> > capacity? Do I simply add water or do I add a mixture of water and
> > dissolved KOH flakes? Should I flush out the batteries first and if so,
> how
> > would I do that?
> >
> >
> >
> > My intention is to restore these batteries to proper health and would
> > appreciate any insight that this group may have.
> >
> >
> >
> >
> >
> > With thanks,
> >
> >
> >
> > Monte
> >
> >
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>
>
>
[Non-text portions of this message have been removed]
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