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Article #16460Re: Wanted : Nicad Charger Plans
From: Scott Dorsey
Date: Sun, 24 Jan 1993 16:11
Date: Sun, 24 Jan 1993 16:11
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In article <21152@acorn.co.uk> agodwin@acorn.co.uk (Adrian Godwin) writes: > >How about a charger for Alkaline cells ? I've seen one in a UK hobby magazine >using a system of periodic charge/discharge at 50Hz, but the charge time >figures they presented didn't make sense. >So I built a version that I was happier with, but performance seems poor >(long charge time, recharged cells don't hold their charge well). I would bet that the charger you saw was for standard carbon-zinc cells. The carbon-zinc batteries can be recharged somewhat, but they won't work terribly well afterward and you can only get one or two rechargings out of them. Rechargers for these batteries were quite popular back before NiCds and alkaline cells came out. If you charge an alkaline battery, your chances of rupturing it are pretty good. I've never seen one literally explode, but I have seen them split down the side and spray causic goo around. Don't do it. It's not worth it. --scott
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Path: arc1-ca.pugleaf.net!sparky!uunet!news.larc.nasa.gov!grissom.larc.nasa.gov!kludge From: kludge@grissom.larc.nasa.gov (Scott Dorsey) Newsgroups: sci.electronics Subject: Re: Wanted : Nicad Charger Plans Date: 24 Jan 1993 16:11:39 GMT Organization: NASA Langley Research Center and Reptile Farm Lines: 19 Message-ID: <1juf3rINNlbd@rave.larc.nasa.gov> References: <1jhvkuINNb8d@flop.ENGR.ORST.EDU> <C14yy9.Fyq@athena.cs.uga.edu> <21152@acorn.co.uk> NNTP-Posting-Host: grissom.larc.nasa.gov Keywords: cell battery alkaline charging duracell