Article View: sci.electronics
Article #15431Re: How full is a nicad
From: Henry Spencer
Date: Sun, 27 Dec 1992 04:10
Date: Sun, 27 Dec 1992 04:10
14 lines
1249 bytes
1249 bytes
In article <1992Dec22.170146.21708@nmsu.edu> kcarver@dante.nmsu.edu (Kenneth Carver) writes:
>>>>I believe you can tell how full a nicad is from it's Voltage...
>>>No, you can't. This is one of the fun problems of building a NiCd charger.
>>>The output-voltage curve of a NiCd is essentially flat from pretty nearly
>>>full charge to pretty nearly empty.
>
>Ah, but there *is* a way to determine when full charge is reached.
That's why I said "pretty nearly". :-) Yes, you can detect full charge by
being tricky, but it's nothing so simple as just measuring the voltage,
and it won't help determine the state of a partially-discharged cell.
--
"God willing... we shall return." | Henry Spencer @ U of Toronto Zoology
-Gene Cernan, the Moon, Dec 1972 | henry@zoo.toronto.edu utzoo!henry
Technical Details
Message-ID:
<BzwGxM.3u@zoo.toronto.edu>Path:
arc1-ca.pugleaf.net!sparky!uunet!utcsri!utzoo!henryReferences:
<1992Dec15.103954.6299@quando.quantum.de> <BzD705.C94@zoo.toronto.edu> <1992Dec19.230112.8340@klic.rain.com> <1992Dec22.170146.21708@nmsu.edu>Show Full Headers
Complete Article Headers
Newsgroups: sci.electronics Path: arc1-ca.pugleaf.net!sparky!uunet!utcsri!utzoo!henry From: henry@zoo.toronto.edu (Henry Spencer) Subject: Re: How full is a nicad Message-ID: <BzwGxM.3u@zoo.toronto.edu> Date: Sun, 27 Dec 1992 04:10:31 GMT References: <1992Dec15.103954.6299@quando.quantum.de> <BzD705.C94@zoo.toronto.edu> <1992Dec19.230112.8340@klic.rain.com> <1992Dec22.170146.21708@nmsu.edu> Organization: U of Toronto Zoology Lines: 14