[C320-list] [Spam:SpamScore 3.0] Re: [Spam:SpamScore 3.0] Re: Are 6V Batteries

[turk]

I think we are saying the same thing.  I thought you originally said  
you were getting 200 + 200 = 400 at 12 v.  I think we both agree that  
200(6v) + 200(6v) = 200(12v) - right?




On Jun 26, 2006, at 12:38 PM, Warren Updike wrote:

> Turk, I don't think that is correct.  Below are two references  
> supporting my contention that two 6V, 200AH batteries in series  
> will be the equivalent of one 12V bank of 200AH.
>
> The practical rule for those considering changing to golf cart  
> batteries or any series connected battery bank is to treat all the  
> batteries in the bank as one.  That is to say that when the need  
> arises to replace one battery in series, alwaly replace all in that  
> bank, and always use the same type battery in terms of chemestry  
> and capacity.  Think of each bank as one battery in two physical  
> cases.  One bad cell, replace all cells in that bank.
>
>   This from zbattery.com: "When connecting your batteries in Series  
> you are doubling the voltage while maintaining the same capacity  
> rating (amp hours)."
>
>   Another, www.allaboutcircuits.com/vol_1/chpt_11/5.html: "We know  
> that the current is equal at all points in a series circuit, so  
> whatever amount of current there is in any one of the series- 
> connected batteries must be the same for all the others as well.  
> For this reason, each battery must have the same amp-hour rating,  
> or else some of the batteries will become depleted sooner than  
> others, compromising the capacity of the whole bank. Please note  
> that the total amp-hour capacity of this series battery bank is not  
> affected by the number of batteries."
> Warren & Pattie Updike
> C320, #62, 1994, "Warr De Mar"
> Frog Mortar Creek, Middle River
> Chesapeake Bay
>