[ExI] Electric cars without batteries

Mike Dougherty msd001 at gmail.com
Sun Oct 24 16:56:27 UTC 2010

On Sat, Oct 23, 2010 at 2:36 PM, spike <spike66 at att.net> wrote:
>> ...On Behalf Of Mike Dougherty
>> Subject: Re: [ExI] Electric cars without batteries
>> 2010/10/23 John Clark <jonkc at bellsouth.net>:
>> > serious noise issues you'd need to solve. I don't want to discourage
> anybody ...
>> Since when?
> Since always.  The turbines aren't necessarily noisy but the gear trains
> are.  For a gas turbine to be efficient it must spin like all hell, which
> makes them inherently challenging for mechanical engineers.  If you know a
> practical way to quiet those gear trains and deal with the lubrication and
> wear problems, do share, so we can be rich and famous (you famous, me rich.)

Sorry for the confusion - I was commenting on John's statement that he
didn't want to discourage anybody.  :)

More information about the extropy-chat mailing list