Wow! really? I have been doing exactly the opposite as prescribed in there. Thanks a lot for the info!
On Apr 20, 3:43 pm, Rajath S <[email protected]> wrote: > Hi Sindhu, > > hmmm... This is pretty strange. Discharging batteries to increase life? Not > a very good idea. A Lithium-ion battery's efficiency drops to less than 80 > percent after about 300 discharge cycles and turns very unreliable after > about 500 discharge cycles. One discharge cycle is one complete discharge > and recharge. > > Your experience with your older laptop must have been due to(I'm just > guessing here) a faulty "auto charging turn off feature"(i dunno what else > to call this). Most electronic devices which use rechargeable batteries have > this in them. The power supply to the battery is automatically turned off as > soon as it is fully charged. Therefore, there is no need to make any effort > to extend battery life other than keep it plugged in at all times. > > I don't like to use my laptop unplugged because I know that every time I'm > discharging the battery it's efficiency is coming down. > > Here's something I'm pasting straight from Wikipedia: > *"Lithium-ion batteries should not be frequently fully discharged and > recharged ("deep-cycled"), but this may be necessary after about every > 30threcharge to recalibrate any electronic charge monitor (e.g. a > battery > meter). This allows the monitoring electronics to more accurately estimate > battery charge.*" > > Keep it plugged in. :) > > -Rajath S. > > On Sun, Apr 19, 2009 at 9:59 PM, Sindhu S <[email protected]> wrote: > > > Hi all! > > > I own a Asus EEE 1000H (160GB HDD) and am very particular about the > > battery discharge, I unplug from AC power as soon as it charged 100% > > as from my previous experience with my Compaq laptop I learnt that > > keeping any netbook/laptop plugged in on AC power all the time causes > > battery life to deplete rapidly. > > > This summer I have quite some time on hand and i figured maybe I could > > device a way in which I can prevent this battery drain. > > > So I was thinking as soon as my "program" reads that ACPI is reporting > > battery status as 100% charged, I lock the screen, forcing the user > > (me) to unplug the AC cord and unless the power cord is unplugged the > > screen won't be unlocked. > > > Low battery status is notified properly for me by "power > > management" (am on Gnome on Jaunty Beta) but full status of the > > battery is sometimes notified or sometimes I miss it as a result of > > being away from the netbook. > > > I don't know how to get started, am confused as I don't know how the > > internals of ACPI work...like would it be right to assume that acpi > > sends out a notification when battery has been charged 100%? so that I > > can make use of this notification and lock the screen ? > > > Can I write my "program" as a shell script? > > > I don't have any experience programming under Gnome, so can you guys > > please help out with suggestions/ideas? > > > Thank you! :) --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "MyLUG" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/mylug?hl=en -~----------~----~----~----~------~----~------~--~---
