T-Pain Is On A Boat: Re: [Electric Boats] Charging batteries in series?

Friday, January 30, 2015

Re: [Electric Boats] Charging batteries in series?

The tech was called Edison cells. Edison developed them for electric delivery
trucks. They have been used in underground mine rail cars for years. I don't
need to say anymore about using them in electric cars do I.

Kevin Pemberton

On Tuesday, January 27, 2015 04:51:17 PM you wrote:
> Wow, this *is* interesting. I'm looking at the spec sheet for the 300Ah
> cell at 1.2v. So for 48v I would need 40 of them, and at 23.1 lbs per
> cell, that is close to 900lbs of battery :) Using their pricing page it
> looks like that pack would cost $11,400.
>
> Has anyone used these for EV applications yet? I do love the idea that
> you can abuse the crap out of them. They claim 11,000 cycles.
>
> j
>
> On 01/27/2015 03:10 PM, 'Jerry Barth' shredderf16@sbcglobal.net
>
> [electricboats] wrote:
> > These guys just started making them in the good old USA. I looked at
> > them in reference to an off the grid solar system for a vacation house
> > I'm building. I agree probably too heavy for boats but great for
> > something like a house where weight is no factor.
> >
> > Jerry Barth
> >
> > https://ironedison.com/renewable-energy-batteries
> >
> > ----------------------------------------------------------
> >
> > *From:*electricboats@yahoogroups.com
> > [mailto:electricboats@yahoogroups.com]
> > *Sent:* Tuesday, January 27, 2015 2:14 PM
> > *To:* electricboats@yahoogroups.com
> > *Subject:* Re: [Electric Boats] Charging batteries in series?
> >
> >
> > I looked into Nickel Iron. No US manufacturers because of patent
> > issues, but they have other issues. They bleed off with no connected
> > load, their charge per weight is much lower than LiPO, and how do you
> > find a charger that works well with them? I loved the idea, and even
> > thought it would be cool to make a bolt on keel that was basically a
> > giant Nickel Iron battery. Imagine filling the electrolyte (which is
> > lye I think?) through a plugged hole in the bilge :)
> >
> > j
> >
> > On 01/27/2015 02:00 PM, Mark F mark.internet@yahoo.ca
> >
> > <mailto:mark.internet@yahoo.ca> [electricboats] wrote:
> >> ""If I wanted to argue best system I would throw out the idea
> >> of BMS and buy Nickel Iron batteries. After all the money on
> >> electronics and
> >> LiPo of any form Nickel Iron looks much better price wise, and cycle
> >> life
> >> looks unbeatable even if you abuse them""
> >>
> >> I have used NIMH without a BMS and they seem to work quite well too.
> >>
> >> Unfortunately there are no large size NIMH batteries available
> >> because of patent issues.
> >>
> >> Mark