I'm definitely missing something here. I was thinking that turbo compounding
was using two or more turbos to forces more air in the engine. Thought the
F-1 cars did this in the 80's.
John Beckett
----- Original Message -----
From: "Richard Fox" <v4gr@rcn.com>
To: "Mike Jenkins" <MikeJ@speedrecordclub.softnet.co.uk>; "LSR List"
<land-speed@autox.team.net>
Sent: Tuesday, October 10, 2000 4:41 PM
Subject: Re: cooling
> Dan Warriner; This sounds good. What do you think the board will say? Rich
> PS will this be legal in Vintage categories?
> -----Original Message-----
> From: Mike Jenkins <MikeJ@speedrecordclub.softnet.co.uk>
> To: LSR List <land-speed@autox.team.net>
> Date: Tuesday, October 10, 2000 12:59 PM
> Subject: Re: cooling
>
>
> >Hmm, a turbo-compound LSR vehicle! Don't think I've ever heard of one
being
> >mooted before. Would it run as blown or as a turbine, or both? The only
> >proposed motor sport application that I've ever heard of was back in the
> mid
> >'80s when AustinRover were considering developing one for their Metro 6R4
> >Rally car for its Group 'S' life but the class was banned before it
began.
> >
> >There was a development programme in the '50s on a marine turbo-compound
> >engine over here in Britain based on the Napier Deltic engine. Not only
did
> >it almost double the power output of the engine but it also had a system
of
> >'afterburning' for short-periods where very high power was required. This
> >worked by squirting more fuel and air into the exhaust system upstream of
> >the turbine, and gave an almost unbelievable increase in power - from
> memory
> >it was another 60 or 70 percent! Now that would be difficult to legislate
> >for in the rules!!
> >
> >Mike Jenkins
> >
> >----- Original Message -----
> >From: Richard Fox <v4gr@rcn.com>
> >To: Joe Amo <jkamo@rapidnet.com>
> >Cc: <land-speed@autox.team.net>
> >Sent: Tuesday, October 10, 2000 3:52 PM
> >Subject: Re: cooling
> >
> >
> >> Joe; well that's a concern, although I have worked on lots of twin
> >ignition
> >> engines of large size with plugs on opposite sides of cylinders. Even
> >flown
> >> long distances over water using such a system. I also liked the
> >> Turbo-compound feature of the 3350 Wright Cyclone. Dan is that legal?.
> >Rich
> >> Fox
> >> -----Original Message-----
> >> From: Joe Amo <jkamo@rapidnet.com>
> >> To: Richard Fox <v4gr@rcn.com>
> >> Cc: land-speed@autox.team.net <land-speed@autox.team.net>
> >> Date: Monday, October 09, 2000 08:57 PM
> >> Subject: Re: cooling
> >>
> >>
> >> >Are you trying to create detonation ? Just curious,
sounds
> >> >dangerous to me
> >> >Joe ( I can show you how to bend rods) Amo :)
> >> >
> >> >Richard Fox wrote:
> >> >
> >> >> I have been trying to send this for awhile, maybe it will work this
> >time.
> >> >> I'm making chips doing a billet aluminum head for my 32 Plymouth.
> >> Converting
> >> >> back to "L" head. I plan no water jacket mostly because its easier
> that
> >> way.
> >> >> My thought is there is no exhaust passage in the head and it will
have
> >16
> >> >> fins 1/8 thick by 3/4 tall with 3/8 gaps between them. Any input on
> >this
> >> >> plan, informed or otherwise, is encouraged. Also I will be using two
> 10
> >> mm
> >> >> sparkplugs one in the normal place next to the exhaust valve and one
> >over
> >> >> the bore. Thought it would be interesting to vary the timing between
> >them
> >> to
> >> >> see what happens. I am sure all of this was done 50 years ago but it
> >> keeps
> >> >> me busy. Rich Fox
> >> >> -----Original MessageCc: land-speed@autox.team.net
> >> >> <land-speed@autox.team.net>
> >> >> Date: Monday, October 09, 2000 05:18 AM
> >> >> Subject: Re: cooling
> >> >>
> >> >> >I don't often weigh in on the tech stuff, but we had Ed Pink give
us
> >> some
> >> >> >input to this cooling deal. Ed states that you can't have too much
> >> water,
> >> >> >all nooks and cranies must be filled to avoid any chance of hot
spots
> >> which
> >> >> >can lead to detonation. We currently use two 12 volt pumps at the
> >water
> >> >> >tank. The ouput of these pumps feed into a sprint car centrifugal
> pump
> >> >> >driven off the crank. There is a thermostat in the line also to aid
> in
> >> >> >keeping the temp constant.
> >> >> >
> >> >> >Dan (real cool) Warner
> >> >> >
> >> >> >----- Original Message -----
> >> >> >From: John Beckett <landspeedracer@email.msn.com>
> >> >> >To: Keith Turk <kturk@ala.net>; Land Speed List
> >> <land-speed@autox.team.net>
> >> >> >Sent: Friday, October 06, 2000 3:13 PM
> >> >> >Subject: Re: cooling
> >> >> >
> >> >> >
> >> >> >> Now here is an interesting bit of info: A good standard water
pump
> >> flows
> >> >> >> about 100 gpm, a NASCAR pump flows 180 gpm. The best electric
pump
> I
> >> have
> >> >> >> found flows only about 30 gpm.
> >> >> >> So now if your flow starts off at thirty gpm it ain't gonna be
> >> anywhere
> >> >> >near
> >> >> >> close to the 35 gpm needed at the exit point.
> >> >> >>
> >> >> >> John Beckett, LSR #79,
> >> >> >> ----- Original Message -----
> >> >> >> From: "Keith Turk" <kturk@ala.net>
> >> >> >> To: "John Beckett" <landspeedracer@email.msn.com>; "Land Speed
> List"
> >> >> >> <land-speed@autox.team.net>
> >> >> >> Sent: Friday, October 06, 2000 9:12 AM
> >> >> >> Subject: Re: cooling
> >> >> >>
> >> >> >>
> >> >> >> > On your Recommendation I spent an hour on the phone yesterday
> with
> >> Carl
> >> >> >> > Adams... of Adams Pumps..
> >> >> >> >
> >> >> >> > Carl is a LSR fan... and a Nascar Cooling specialist... it was
a
> >> >> >> fascinating
> >> >> >> > conversation and I look forward to hanging out with him on the
> >> 28th....
> >> >> >> >
> >> >> >> > He was saying what we needed was a Minimum of 35 gallons of
Flow
> >per
> >> >> >> Minute
> >> >> >> > and that the Water Must in fact Flow through all the Block..
not
> >> just
> >> >> >the
> >> >> >> > Front... Back cylinders are often stagnant.... He was a BIG
FAN
> >of
> >> >> >> > Thermostats.... saying they need to be VERY HIGH.... like 190
or
> >> so....
> >> >> >he
> >> >> >> > wanted the Water Temp to be in the 210 range to Make Power...
> >saying
> >> >> >there
> >> >> >> > was 80hp difference in one of his applications between 160 and
> 210
> >> >> >> > degrees...
> >> >> >> >
> >> >> >> > His other Big Comment was that the Pump needed to be Measured
not
> >at
> >> >> the
> >> >> >> > Pump but through the Block.... at the outlet.... anything else
is
> >> just
> >> >> >> > guessing at what the actual flow through the restrictions
really
> >> is...
> >> >> >> >
> >> >> >> > I can't remember all the conversation but like you John... I
was
> >> very
> >> >> >> > impressed with the guys knowledge of Cooling.
> >> >> >> >
> >> >> >> > Keith
> >> >> >> > ----- Original Message -----
> >> >> >> > From: "John Beckett" <landspeedracer@email.msn.com>
> >> >> >> > To: "Land Speed List" <land-speed@autox.team.net>
> >> >> >> > Sent: Friday, October 06, 2000 8:14 AM
> >> >> >> > Subject: cooling
> >> >> >> >
> >> >> >> >
> >> >> >> > > OK, thought I would give Keith a break and start a new
thread.
> >> >> >> > >
> >> >> >> > > My big question is how important is the cooling system to HP?
> >and
> >> >> >> > longevity?
> >> >> >> > >
> >> >> >> > > Have had several problems with melted pistons over the years.
> >And
> >> I
> >> >> >> > thought
> >> >> >> > > they were due to none cooling related problems (probably
were).
> >> But
> >> >> >now
> >> >> >> I
> >> >> >> > > wonder if the cooling system was of a better design whether
the
> >> >> >pistons
> >> >> >> > > would have ultimately melted (or at least melted as quickly).
> >> >> >> > >
> >> >> >> > > So (on a SB Chevy) how much water flow (gpm) is required for
> >> proper
> >> >> >> > cooling?
> >> >> >> > > Can you have to much flow?
> >> >> >> > >
> >> >> >> > > What's the preferred pump: belt driven or electric? How much
HP
> >> does
> >> >> a
> >> >> >> > belt
> >> >> >> > > driven pump use vs. an alternator to drive all the electrical
> >> >> >> accessories.
> >> >> >> > >
> >> >> >> > > Should you run a thermostat? and at what temp? or just a
> >> restrictor?
> >> >> >> > >
> >> >> >> > > Is it better to design a LSR cooling system based on Drag
> Racing
> >> or
> >> >> >> > NASCAR?
> >> >> >> > >
> >> >> >> > > What's up with reverse flow systems? don't see many in grass
> >roots
> >> >> >> racing.
> >> >> >> > >
> >> >> >> > > John Beckett
> >> >> >> > >
> >> >> >> > >
> >> >> >> > >
> >> >> >> > >
> >> >> >> > >
> >> >> >> > >
> >> >> >> > >
> >> >> >> >
> >> >> >>
> >> >> >>
> >> >> >>
> >> >> >
> >> >> >
> >> >
> >> >
> >> >
> >>
> >>
> >
>
|