Battery Experience/Suggestions for Grid Tie? [RE-wrenches]

[Todd Cory, Mt. Shasta Energy Services]

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What kind of cases did they have for batteries in the 1930's?

I have heard the Nickel/Iron batteries do last basically forever, but 
that they are very inefficient.

Todd


Roy Butler, Four Winds RE wrote:

>
> Matt,
>
> This post will probably wind up in electron limbo...but here goes...
>
> I have a bunch of Edison NiFe cells...made between 1932 and 1940 that 
> Bob Ellison and I took off of a steam train in Virginia.
> Some had been in continuous for a lot of years on the train and now 20 
> of these form a 24 volt bank I use here in the shop.
>
> Others from this same group had been discharged, shorted with jumpers 
> and stored for about 20 years.
> These are working quite well....accepting a charge and load testing to 
> 70-75% of their rated capacity.
> As with the NiCads, the Edison manual says to change the electrolyte 
> if the capacities drop over the years.
>
> 75 years and counting.....I'm thoroughly impressed!
>
> Roy Butler
> NABCEP Certified Solar PV Installer®
> NYSERDA eligible PV & wind installer Four Winds Renewable Energy, LLC
> 8902 Route 46
> Arkport, NY 14807
> 607-324-9747
> www.four-winds-energy.com 


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