Messages in this thread | | | Date | Mon, 22 May 2006 11:05:55 -0600 | From | "Jeff V. Merkey" <> | Subject | Re: [IDEA] Poor man's UPS |
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Christian Trefzer wrote:
>On Mon, May 22, 2006 at 04:40:58PM +0100, Alan Cox wrote: > > >>Lead acid batteries should be kept well charged to avoid sulphation and >>always full charged when recharging, preferably using a charger that >>will do proper three step charging. "Cycling" a lead acid battery is a >>great way to destroy it. >> >> >> > >So it is better to use only one battery (or an array thereof) which is >sort of charged and discharged at the same time, or is this idea just as >screwed..? I don't have a degree in electronics, mind you : ) > >Might be easier to build something that keeps a battery well maintained >and switches in case of power outage. With large enough condensors to >bridge the gap, which would also iron out any peaks and stuff, this >should work pretty well. > >Kind regards, >Chris > > You know, these old lead acid batteries are a fire hazard, not to mention they produce free hydrogen gas when discharging to charging.
Guys, stick to nicads or a fuel cell to avoid burning down your house or the neighborhood. Ever see a lead acid battery explode? I have. It throws sulphuric acid all over the place.
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