Article View: sci.electronics
Article #15021Re: Flywheel batteries as EV power source
From: Mark Wilson
Date: Tue, 22 Dec 1992 14:40
Date: Tue, 22 Dec 1992 14:40
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1582 bytes
In <72183@cup.portal.com> Ted_Eugene_Viens@cup.portal.com writes: |>8 hp seems way low. That can't be highway speed, I know of no practical |>car design that would experience only 8hp of road friction and air resistance |>at 55 mph. But in addition, let's not forget: hills, curves, rough roads, | So much deleted above it should make you sick... |> |If memory serves me right, Porsche technical literature will show that in real |life conditions on a flat road in still weather the 911 series cars require |5 horsepower to maintain 55 miles per hour. I would love to hear from some |Porsche engineers if I am incorrect. Not all cars are as aerodynamic as a porsche. Now even in a porsche, if you want to maintain that 55mph say in the rain and on a grade, maybe even going into a headwind, you are going to need a lot more than 8mph. -- 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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Path: arc1-ca.pugleaf.net!sparky!uunet!psinntp!ncrlnk!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: <78567@ncratl.AtlantaGA.NCR.COM> Date: 22 Dec 92 14:40:14 GMT References: <1992Dec13.114534.961@cmkrnl.com> <1992Dec15.004956.465@mtu.edu> <1h5afbINN1hs@access.usask.ca> <51690@seismo.CSS.GOV> <72183@cup.portal.com> Organization: NCR Engineering and Manufacturing Atlanta -- Atlanta, GA Lines: 21