OT - Bugatti, Rolls power meter

[greg.rocco at gmail.com (Greg Pallett)]

While you're at it, bring the turbine too - I think a turbine powered
Scirocco could be interesting....
(hear that Anson?)


On 1/10/06, Craig Steiner <steiner_ca@hotmail.com> wrote:
>
> I'll just go out to one of our helicopters and pull a torque meter off the
> transmission input module for you.  Of course you'll need a hollow shaft
> (not connected at one end) around your drive shaft in order to measure the
> displacement to get the torque reading.  That, and it works off 22V DC
> IIRC.
> We set our power in the Seahawk according to % torque.  I'd think it's
> fairly accurate.
>
> Craig Steiner
> '88 Alpine White 16V
>
> >From: "Brian Haygood" <haygood@myway.com>
> >Reply-To: haygood@myway.com
> >To: ggehrke@gmail.com, scirocco-l@scirocco.org
> >Subject: Re: OT - Bugatti, Rolls power meter
> >Date: Tue, 10 Jan 2006 13:41:12 -0500 (EST)
> >
> >
> >You could put a load cell on the front or rear engine mount and run the
> car
> >on a dyno to calibrate it.  That would give you an estimate of torque.
> >Monitor the RPM of the engine and do some quick calculating and it could
> >spit out Hp.
> >
> >
> >
> >Most GTech type things (VC2000, etc.) use an accelerometer within them to
> >measure acceleration, and output a single number for peak hp per 1000lbs.
> >The VC2000 gives you a readout of the acceleration as it runs, I think,
> so
> >that would give you what you are looking for.
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >  --- On Tue 01/10, GGehrke < ggehrke@gmail.com > wrote:
> >
> >From: GGehrke [mailto: ggehrke@gmail.com]
> >
> >To: scirocco-l@scirocco.org
> >
> >Date: Tue, 10 Jan 2006 11:11:59 -0500
> >
> >Subject: Re: OT - Bugatti, Rolls power meter
> >
> >
> >
> >Those Palm pilot based "performance computers" (similar to the
> >GTech<br>etc) use the OBD2 diagnostics to estimate Hp.  From what I've
> >read<br>they're not as accurate as a good accelerometer version,
> >but<br>apparently they can calculate it from the engine parameters and
> >speed.<br> And I would imagine that the Bugatti and Rolls use slightly
> >more<br>sophisticated sensor networks than basic OBD2...<br>The only
> >calculations I know of dealing with Hp all revolve around<br>measuring
> >torque, though, so I don't know off hand what the equations<br>and such
> >would be.<br><br>Makes me miss my fuel economy gauge and in dash computer
> >thing in our<br>BMW, though.  That thing is great - Fuel economy, average
> >speed,<br>timer, time at destination prediction, range on fuel
> >remaining,<br>outside temp...<br><br>-Grant-<br><br><br>On 1/10/06, Greg
> >Pallett <greg.rocco@gmail.com> wrote:<br>> I was doing my normal commute
> >today, and I was gassing it in 2nd and<br>> 3rd gear to shoot through
> some
> >traffic.  It got me to wondering how<br>> much of my cars 108.5  (dyno'd)
> >hp I'm using.<br>> The new Bugatti Veryon and the Rolls Royce both have
> >power meters, to<br>> tell you how much you're using at any given
> >time.<br>> How do they measure this?  Is it similar to the vaccum gague
> >fuel<br>> economy gages I've seen in other cars? How would such a meter
> >work,<br>> and *could* a similar device be fitted to the car of one's
> >choice?<br>> Alright, all you technical engineer-type people, surely
> you've
> >got ideas!<br>><br>> GP<br>><br>> --<br>> Aronsons First Law<br>> People
> >who do crazy things are not necessarily crazy<br>><br>>
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--
Aronsons First Law
People who do crazy things are not necessarily crazy