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From: John Woodgate
Subject: Re: Reducing contact resistance for low volt use?
Date: Fri, 13 Dec 2002 10:17:02 +0000
Organization: JMWA Electronics Consultancy
Reply-To: John Woodgate
NNTP-Posting-Date: Fri, 13 Dec 2002 14:12:22 +0000 (UTC)
X-Newsreader: Turnpike (32) Version 4.01 <5Z8C9wtxbnpWyFnyfFzqmVF739>
I read in sci.electronics.design that John Muchow wrote (in <email@example.com>) about
'Reducing contact resistance for low volt use?', on Fri, 13 Dec 2002:
>Oops, wait a sec. I don't know if a cell is linear in it's response
>for changing currents, especially where it starts to fall off near the
>end of the curve.
>The discharge time will be shorter with a CC
>discharge and the cells may not respond the same way as a longer CL
>discharge. The higher cell temperatures for the faster CC discharge
>may influence the resistance of the cell.
Quite right. You can't reliably convert from CC to CL. It's a very non-
linear system at these huge currents.
Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk
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