[ausev] Cold weather on lead acid batteries?

[Jesse Martinez]

Hello this Jesse black Honda and I have never convered any thing into energy infinchint car dont loose hope you will figure out how to make  your car faster. dont give up try hard, as  i have never converted a car my self. doing my study electric cars have been known for a long time i am still trying to find out how to make my care into a fast energiy ifisent car,so as  i keep reeding I learn this much N.Teslin Edison helper figure the laws of electricity 1876.  Tomas Alva Edison the fist inventoe of elecricity figure out how to produce electricity in New York city wich it is calll now this days town scare first fother founder Tomas Alva edison nic name was The " The old man " so my frienddont give hope as you will figure out how to get more millage for your gallon hahahah any thing is posible  in this life time do have to escuse my spelling it is not all that good sincerely your Jesus Martinez Jr second Albert Instine as i do say any thins is posible in
 this world look Mir President Obama well i Know t6his is a sensitive subjet to all of us Americans were the land is the free and we will proval as this is The U.S.A. your friend black honda Happy thanks giving to yall.
--- On Tue, 11/18/08, Brian Lasseter <blasseter.cmpe01 at gtalumni.org> wrote:

> From: Brian Lasseter <blasseter.cmpe01 at gtalumni.org>
> Subject: [ausev] Cold weather on lead acid batteries?
> To: "AustinEV News Announcements and General Discussion" <ausev at austinev.org>
> Date: Tuesday, November 18, 2008, 10:25 AM
> So now that it is getting cold... what exactly would I be
> looking for
> as an indication that my batteries are losing their
> effectiveness in
> cold weather?
> 
> My Xantrex Link 10 battery gauge was pretty good during the
> summer,
> though even when I got home with 3% of the batter left one
> day, I
> could still drive reasonably at 40mph or so.
> 
> Yesterday however... I was having a hard time with hills as
> my car got
> down to 19% as I was coming home from my son's daycare.
>  The voltages
> seemed nominal enough at 19% state of charge.   I was still
> seeing
> 140volts at a stop (There is a 5 amp drain still on the
> battery pack
> when the car is at a dead stop due to the DC/DC converter,
> and the
> various 12volt loads.)   When stepping on the gas however,
> the voltage
> quickly dropped off to 105 volts as I gave 100amps to the
> motor going
> up the hills going south on Metric Blvd from Parmer Lane.
> 
> For reference I run 18x 8volt batteries, in a 144 volt
> flooded lead acid pack.
> 
> Maybe this will get me off of my bum to install the battery
> temp
> sensor into the Xantrex, instead of letting it collect dust
> in my
> garage.   Or maybe I should just change programmed battery
> temp.  I
> think I set it to 90 degrees F when I set up the battery
> meter.
> 
> 
> -- 
> TTFN,
> Brian "Lasso" Lasseter
> 
> "No Sane man will dance."   -Cicero (106-43 B.C.)
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