lkml.org 
[lkml]   [2006]   [May]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [IDEA] Poor man's UPS
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.

You just described the working-principle of a "line-interarctive" UPS.
AFAICT this is the most used UPS-type, at least for every "small" UPSes
i've seen in the last few years.




Bis denn

--
Real Programmers consider "what you see is what you get" to be just as
bad a concept in Text Editors as it is in women. No, the Real Programmer
wants a "you asked for it, you got it" text editor -- complicated,
cryptic, powerful, unforgiving, dangerous.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-05-22 18:18    [W:0.059 / U:0.092 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site