List,
The last times jet powered cars ran on the salt for "International"
certification the officials walked the tracks of the cars making sure they
could be traced for the entire distance of the timing traps ... meaning the
vehicle had not gone airborne at any point.
Wes
----------
> From: Higginbotham Land Speed Racing <saltrat@pro-blend.com>
> To: "Mike Jenkins"
<MikeJ@speedrecordclub.softnet.co.uk>,<land-speed@autox.team.net>
> Subject: Re: Spoiler/Wing, Dynamic/Active aids.
> Date: Tue, 07 Mar 2000 15:56:18 -0800
>
>Hi Mike,
>Altitude of 0 would mean that tire or wheel tracks would be evidenced on
>the "land"....correct? If the "land" were soft enough?
>Skip Higginbotham
>
>
>At 12:50 PM 3/7/00 , you wrote:
>>Don,
>>
>>A 'Land Vehicle' (or a 'Water Vehicle') becomes an 'Air Vehicle' when it
no
>>longer needs to take a bearing on the ground to support it. For example
>>although a hovercraft doesn't touch the ground when it is working, if you
>>try to take it to an altitude where it can no longer create the high
>>pressure region below it then it will fall back to a level where it can. A
>>car/bike is the same, the difference being that as it's bearing on the
>>ground is mechanical the altitude is zero.
>>
>>I think I understand what I'm trying to say! Honest!
>>
>>Mike J
>>----- Original Message -----
>>From: Don Kerr <dkveuro@pop.flash.net>
>>To: Mike Jenkins <MikeJ@speedrecordclub.softnet.co.uk>
>>Cc: <land-speed@autox.team.net>
>>Sent: Tuesday, March 07, 2000 8:48 PM
>>Subject: Re: Spoiler/Wing, Dynamic/Active aids.
>>
>>
>>> So, Mike, where does a car/bike become a plane? See my last post.
>>> ...........DK
>>> (Scrap-Iron Racin')
>>> -----------------------------------------------------------------
>>> Mike Jenkins wrote:
>>> >
>>> > Don,
>>> >
>>> > SSC is legal because what the active system does is to optimise the
>>attitude
>>> > of the whole vehicle to the ground, not just a wing.
>>> > The FIA actually have a class for Ground Effect Vehicles which are
>>defined
>>> > as 'Vehicles which take a bearing on the ground by the means of a
>>> > pressurised air cushion, magnetised levitation or similar means'. I
>>guess
>>> > this class is for hovercraft or possibly 'Wing in Ground Effect'
>>vehicles
>>> > like the Russian 'Ekranoplans'.
>>> >
>>> > Mike Jenkins
>>> >
>>> > ----- Original Message -----
>>> > From: Don Kerr <dkveuro@pop.flash.net>
>>> > To: Mike Jenkins <MikeJ@speedrecordclub.softnet.co.uk>;
>>> > <land-speed@autox.team.net>
>>> > Sent: Tuesday, March 07, 2000 8:30 PM
>>> > Subject: Re: Spoiler/Wing, Dynamic/Active aids.
>>> >
>>> > > Mike.....et al.......
>>> > > This raises lots of questions, does Thrust SST use of active
>>> > > equipment mean it is allowable in speed events?
>>> > > .After all, if a LSR is to remain an LSR would it be so if the
vehicle
>>> > > was off the ground going through the lights and does it have to
touch
>>> > > the ground ALL the way during the measured mile, so what's the
>>> > > separation of LSR from ASR ??..........DK.......Well?
>>> > > (Scrap-Iron Racin')
>>> >
>>>
--------------------------------------------------------------------------
>>> > -------------
>>> > >
>>> > > Mike Jenkins wrote:
>>> > > >
>>> > > > Don,
>>> > > Thrust SSC used an active system on the rear wheels only to keep
the
>>> > > car at an attitude
>>> > > > where it wouldn't fly.
>>> > > >
>>> > > > Mike Jenkins
>>> > > > ----- Original Message -----
>>> > > > From: Don Kerr <dkveuro@pop.flash.net>
>>> > > > To: <land-speed@autox.team.net>
>>> > > > Sent: Tuesday, March 07, 2000 12:39 AM
>>> > > > Subject: Re: Spoiler/Wing
>>> > > >
>>> > > > > ...Hallo people, hope you are all doin' OK.
>>> > > > > Just been watchin' video of old land and water speed
>>attempts,
>>> > lots
>>> > > > > of spills!!!.....Question....Is it allowable to use a dynamic
wing
>>or
>>> > > > > stabilizer on a vehicle of any type or a particular type to try
>>for a
>>> > > > > record in any category ? The reason I ask is because the
>>instability
>>> > > > > observed during most runs especially on water craft .When I was
>>nuts
>>> > > > > enough to run high speed on motorcycles,(200+ mph) the speed
>>wobble on
>>> > > > > some bikes was so powerful even a knee(s) against the bars
>>wouldn't
>>> > hold
>>> > > > > it. Dampers only increased the frequency, in the order of from 4
>>to 10
>>> > > > > cycles per second.
>>> > > > > What I had in mind was a computer controlled wing somewhat
>>like
>>> > the
>>> > > > > system used in fighter aircraft,
>>> > > > > to allow the pilot to fly an otherwise inherently unstable
>>> > > > > aeroplanes.Does anyone foresee a potential problem here? Power
to
>>> > > > > operate the ram(s) from a small hydraulic pump, accumulator,
kinda
>>> > like
>>> > > > > the Lotus F1 car suspension. Obviously some parasitic power
loss
>>or
>>> > > > > weight penalty, but nothing comes free.
>>> > > > > Your thoughts?....................DK
>>> > >
>>> > > (Scrap-Iron Racin' )
>>> > > > >
>>> > >
>>>
>
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