Article View: sci.electronics
Article #15843Re: Flywheel Failure
From: Andrew J. Huang
Date: Fri, 18 Dec 1992 19:48
Date: Fri, 18 Dec 1992 19:48
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In article <57411@olivea.atc.olivetti.com> fredl@strobe.ATC.Olivetti.Com (Fred Leffingwell) writes: > > There is a lot of speculation on this subject and not much > aggreement. I'll agree on this point. > My thought is - haven't any of the tests been run to the > failure point? Have any actual working prototypes been > built? It would seem not. This was easy to understand Yes they have been built and they presumably have been tested to failure. However, I read it in a newspaper report which I have since tossed and cannot provide conclusive references. Either the flywheel "con"s are not aware of the report or they dispute it. > So Is the real reason for not storing energy in a flywheel > the danger? If so why the comments that the things simply > fail in a cotton candy like fluff? This is the main point of dispute. "Pro"s like me believe the testing that showed failure dissipating into fluff. "Con"s believe that failure means BOOM. Without a controlled test, its all speculative, regardless of the quality of analysis we apply. > Fred Leffingwell (fredl@olivetti.com) A clarification, as Carl surmised, is that I really don't believe in EV per se, but rather in using the flywheel as a power "capacitor" in between a small, efficient IC engine and the driveshaft. By storing mechanical energy in a FW over a large time, we can dump it in 100hp bursts for acceleration. -andy huang
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Newsgroups: sci.electronics,rec.autos.tech Path: arc1-ca.pugleaf.net!sparky!uunet!noc.near.net!news.cs.brandeis.edu!chaos.cs.brandeis.edu!andyh From: andyh@chaos.cs.brandeis.edu (Andrew J. Huang) Subject: Re: Flywheel Failure Message-ID: <1992Dec18.194853.15192@news.cs.brandeis.edu> Sender: news@news.cs.brandeis.edu (USENET News System) Organization: Brandeis University References: <1992Dec1 <77845@ncratl.AtlantaGA.NCR.COM> <57411@olivea.atc.olivetti.com> Date: Fri, 18 Dec 1992 19:48:53 GMT Lines: 37