[Nottingham] Laptop battery lifecycle

Alex Tibbles nottingham at mailman.lug.org.uk
Sat May 17 19:03:00 2003

> > what is the accepted wisdom for using Li Ion
> batteries
> > best? (i bought a spare, which was very expensive,
> to
> > avoid leaving me stuck if this one dies, but
> there's
> > no harm in making this one last).
> Li Ion is extremely forgiving compared to other
> battery chemistry
> types - except that a full discharge can shorten the
> lifetime
> considerably - however some Li Ion batteries have
> electronics built
> in which will prevent this anyway.  Just use it and
> charge it when
> it starts to get low (or when you need it topped up,
> say before a
> trip).  Some will suffer if left charging for too
> long (say >24
> hrs), but - again - most modern laptops and other
> appliances have
> intelligent charging systems which will prevent
> this. There's no
> need to perform an initial long conditioning charge
> either.
thanks for that. ive noticed (even my mobile phone
with LiIon has fairly intelligent charging) that my
laptop seems to be cool if left connected to the main,
powered down, for a long time, whereas it gets very
hot very while actually charging.


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