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Article #15823

Re: Flywheel batteries as EV power source

#15823
From: Mark Wilson
Date: Fri, 18 Dec 1992 15:30
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In <olsen.32.724613003@vetmed.cvm.uiuc.edu> olsen@vetmed.cvm.uiuc.edu (Aart_Olsen) writes:

|In article <BzEsw7.57B@cs.uiuc.edu> morrison@cs.uiuc.edu (Vance Morrison) writes:

|>1) Slow down the rate of energy dumping. ...

|This is what laboratory ultracentrifuges do.  Usually the rotor housing
|is contained in a thick bronze casing which "slowly" absorbs the kinetic 
|energy.  I once heard an ultracentrifuge blow, and it sounded like a freight
|train for maybe five minutes.  Lab centrifuges contain a surprising
|amount of energy--even though they have relatively small rotors and big 
|motors they take quite a while to get up to speed because so much has to 
|be pumped into them. 

Do you happen to know how much one of the little beasties weighs.

-- 
Mob rule doesn't become any prettier, just because the mob start to call itself
a government.
It ain't charity if you are using someone else's money.
Mark.Wilson@AtlantaGA.NCR.com
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Message-ID: <77846@ncratl.AtlantaGA.NCR.COM>
Path: arc1-ca.pugleaf.net!sparky!uunet!usc!elroy.jpl.nasa.gov!swrinde!emory!ncratl!mwilson
References: <1992Dec15.194558.2556@adobe.com> <1992Dec16.192456.6261@news.cs.brandeis.edu> <1goebdINNik@gap.caltech.edu>,<BzE2oz.I4H@ns1.nodak.edu> <1gp8c9INNik@gap.caltech.edu> <BzEsw7.57B@cs.uiuc.edu> <olsen.32.724613003@vetmed.cvm.uiuc.edu>

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Path: arc1-ca.pugleaf.net!sparky!uunet!usc!elroy.jpl.nasa.gov!swrinde!emory!ncratl!mwilson
From: mwilson@ncratl.AtlantaGA.NCR.COM (Mark Wilson)
Newsgroups: sci.electronics,sci.energy,rec.autos.tech
Subject: Re: Flywheel batteries as EV power source
Message-ID: <77846@ncratl.AtlantaGA.NCR.COM>
Date: 18 Dec 92 15:30:57 GMT
References: <1992Dec15.194558.2556@adobe.com> <1992Dec16.192456.6261@news.cs.brandeis.edu> <1goebdINNik@gap.caltech.edu>,<BzE2oz.I4H@ns1.nodak.edu> <1gp8c9INNik@gap.caltech.edu> <BzEsw7.57B@cs.uiuc.edu> <olsen.32.724613003@vetmed.cvm.uiuc.edu>
Organization: NCR Engineering and Manufacturing Atlanta -- Atlanta, GA
Lines: 21