Steve Spence
Renewable energy and self sufficiency
http://www.green-trust.org
http://arduinotronics.blogspot.com/
On 09/14/2010 01:11 PM, Eric wrote:
>
>
> David,
>
> Interesting information, but I don't know of many people beyond the
> speed record contenders that are using Lithium Ion batteries in a boat.
> Most of the e-boats are using Lithium Iron Phosphate (LiFePO4)batteries
> that act differently from Li-Ion cells. Kind of like the differences
> between flooded and AGM batteries, they're both lead acid, but they have
> distictly different charging and discharging profiles.
>
> I know that it is easy to get the various Lithium battery types confused
> and many people aren't aware that there are siginificant differences.
>
> That said, every battery type that I know of (lead, nickel, lithium,
> etc.) will benefit from moderate charge and discharge rates and
> shallower cycles whenever possible.
>
> Fair winds,
> Eric
> Marina del Rey, CA
>
> --- In electricboats@yahoogroups.com
> <mailto:electricboats%40yahoogroups.com>, David Perchlik
> <dperchlik_01@...> wrote:
>>
>>
>> Some interesting reading on the Cadex website about life span of Li
> bats: A moderate charge and discharge puts less stress on the battery,
> resulting in a longer cycle life. See Graph
>>
>> http://www.batteryuniversity.com/parttwo-34.htm
>>
>
>
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