WHY?
Dahlgren
Jim Bickford wrote:
>
> Dave,
>
> In Production Classes, if the car has OEM traction control it is legal.
> All other classes active computer or non-driver controlled traction
> devices are illegal (II-17 Computer). Most of these devices use
> a computer to activate the rear brakes or random kill cylinders (like rev
> control)
> when the is a RPM differential from the front wheel and rear wheel
> speed sensors.
>
> The driver can of course manually apply the rear brakes when
> he or she feel the rear tires spin. The most successful way
> of dealing with wheel spin in the big lakesters or streamliners
> is to use a slipper clutch either weighted or controlled by the
> driver. The clutch generally is only fully engaged about the last
> 1/4-3/8 mile at El Mirage.
>
> If everybody had as good a feel for what the car was doing as Freddie
> Dannenfelzer all this complication would be unnecessary.
>
> Jim Bickford
>
> ----- Original Message -----
> From: dahlgren <dahlgren@uconect.net>
> To: <Land-speed@autox.team.net>
> Sent: Monday, February 21, 2000 8:08 AM
> Subject: Re: traction control
>
> > What types of traction control are you talking about? There are a lot of
> > ways to do it.. Are you talking about manual systems that try to apply
> > the brakes or power limiting types that just reduce the output of the
> > engine if there is a lot of slip. I know these are very unreliable
> > because most major auto makers offer them to the public to drive on the
> > road by little old ladies.. If this type is illegal I think we should
> > not allow automatic transmissions either , if you can't shift a stick go
> > home.. LOL
> > I think it is called progress.. but for me I don't think I would ever
> > want anything applying the brakes but me. limiting the power i would be
> > game for though if the car did not hook up.
> > Dave Dahlgren
> > Engine Management Systems
> >
> >
> > Higginbotham Land Speed Racing wrote:
> > >
> > > Good that it was rejected!
> > > My penny,
> > > Skip H
> > >
> > > At 06:00 AM 2/21/00 , you wrote:
> > > >Jim,
> > > >
> > > >Not true - the suggestion was presented at the rules meetings and
> rejected.
> > > >
> > > >Dan W
> > > >----- Original Message -----
> > > >From: Jim Bickford <jbickford@volcano.net>
> > > >To: <land-speed@autox.team.net>
> > > >Sent: Sunday, February 20, 2000 8:29 PM
> > > >Subject: traction control
> > > >
> > > >
> > > >> Mike or Dan,
> > > >>
> > > >> I have been hearing rumors that traction control
> > > >> devices operated by other than the driver will
> > > >> be allowed for Special Construction Cars,
> > > >> streamliners and lakesters.
> > > >>
> > > >> Any truth to this? I know in the past just the accusation
> > > >> of having a traction control device on your car cost you
> > > >> your first born and loss of competition license for 3 years.
> > > >>
> > > >> Jim Bickford
> > > >> in rainy Jackson, Northern CA
> > > >>
|