WRC, was Flow rates for nozzles

[Bruce Plecan]

-----Original Message-----
From: James Montebello <jamesm at talarian.com>
To: diy_efi at efi332.eng.ohio-state.edu <diy_efi at efi332.eng.ohio-state.edu>
Date: Friday, December 18, 1998 7:05 PM
Subject: RE: WRC, was Flow rates for nozzles

Don't be.  I stun myself with how little I know about alot of things
HOHOHAHA
Bruce


>
>I'm stunned by the general lack of knowledge on this list about
>motorsports outside the US. :-) (Ozzies excluded, of course ;-).
>
>WRC is "World Rally Championship", a series that's run just
>about everywhere except the US.  Races are run over several
>days in a series of point-to-point timed runs over dirt and
>gravel roads; sometimes muddy, sometimes snow-covered.  The
>cars are typically Japanese and European "specials" built by
>the factory on production FWD & 4WD hatchback chassis.  Once
>upon a time (a few years ago), in the days of Group B, there
>were 4WD cars with engines in strange places (lots of
>mid-engined cars that looked like plain FWD hatchbacks) running turbos,
>superchargers, or both (Lancia Delta).  500hp was a
>typical power figure.  Now the top cars probably run about half
>that. Top speeds are low, so the engines are tuned for gobs of
>torque.  The drivers in this series (mostly Finns, for some
>reason) are the best in the world for sheer car control, and
>every last one of them is utterly barking mad.
>
>
>> -----Original Message-----
>> From: owner-diy_efi at efi332.eng.ohio-state.edu
>> [mailto:owner-diy_efi at efi332.eng.ohio-state.edu]On Behalf Of Greg
>> Hermann
>> Sent: Friday, December 18, 1998 2:16 PM
>> To: diy_efi at efi332.eng.ohio-state.edu
>> Subject: RE: Flow rates for nozzles
>>
>>
>> >Okay.
>> >
>> >Spraying the intercooler is a great idea IMO.  Some WRC cars
>> come with I/C
>> >sprayers right from the factory, or used to.
>> >
>> >Spraying nitrous on the core would do the trick too ;)
>>
>> Whazza WRC ???
>>
>> Why do I think that liquid CO2 (like from a fire
>> extinguisher) would be a
>> better choice for this than nitrous (or propane)?? :-) Maybe
>> freon if we
>> want to really shock some GEEKS!! :-)
>>
>> Regards, Greg
>> >
>> >I wondered a while back about using a water-air charge
>> cooler.  When not in
>> >use you could use the a/c system chiller to cool the charge
>> air coolant.
>> >When you needed to tap into the power you'd disable the a/c
>> and have a few
>> >minutes of well below ambient air charge.  It would be short
>> lived and with
>> >the added expense of water-air intercoolers I discarded the
>> idea.  Might
>> >have merit somewhere though.
>> >
>> >
>> >
>> >Regards,
>> >
>> >Barry
>> >
>> >> -----Original Message-----
>> >
>> ><snipped>
>> >
>> >> I am thinking more in terms of spraying water on the
>> cooling air side of
>> >> the intercooler--or maybe onto some cel-dek or burlap type
>> >> material located
>> >> in front of the IC, so as to suck the temp of the cooling air
>> >> going through
>> >> the IC down somewhere near to the ambient WET BULB temp
>> under high load
>> >> conditions (sorta like the old desert coolers)--and thus get
>> >> cooler, denser
>> >> charge air indirectly instead of diluting it with H2O vapor. Wet
>> >> bulb temps
>> >> above 74 degrees F are pretty rare, even in Miami.
>> >>
>> >> Regards, Greg
>> >>
>> >>
>>
>>
>>
>