[DeTomaso] determine if JFFR scoops are effective
Julian Kift
julian_kift at hotmail.com
Wed Nov 22 13:23:48 EST 2017
This was all derived from conversation on the Kurt Busch car correct? The ego boost was the white one they did previously 😉
Sent from Outlook<http://aka.ms/weboutlook>
________________________________
From: DeTomaso <detomaso-bounces at server.detomasolist.com> on behalf of Himes, Terry (397C) <terry.himes at jpl.nasa.gov>
Sent: Wednesday, November 22, 2017 10:21 AM
To: Paul Timko; detomaso at server.detomasolist.com
Subject: Re: [DeTomaso] determine if JFFR scoops are effective
It is an ego boost and an adrenalin rush.
"A Purple Heart proves you were smart enough to hatch a plan,
stupid enough to try it and lucky enough to survive!"
Terry W. Himes
JPL Jet Propulsion Laboratory
Dawn Spacecraft Team
Rosetta Sequence Team Lead
Phone: (818) 393-6261
Cell: (818) 653-8213
thimes at jpl.nasa.gov
🇺🇸
On 11/22/17, 9:25 AM, "DeTomaso on behalf of Paul Timko" <detomaso-bounces at server.detomasolist.com on behalf of thedrol at pobox.com> wrote:
I always thought driving a Pantera was a cure for depression.
Paul
#9270
On 11/22/2017 8:54 AM, Stephen Nelson wrote:
> Good morning Joseph. When I was doing my rear-window flow testing I used a pressure bomb as my "static" pressure. I wrapped the bomb in towels, put it in a cooler, which I then put in the trunk. At that point I could look at a relative pressure, always knowing that any changes as the car moved would be compared to the reading when the car was standing still. And yes, I thought about using the pressure in the car as my reference, but I am pretty sure the inside of the car pressurizes as we go down the road. Or, perhaps it depresses - don't know.
>
> Stephen
>
> -----Original Message-----
> From: DeTomaso [mailto:detomaso-bounces at server.detomasolist.com] On Behalf Of Joseph F. Byrd, Jr.
> Sent: Wednesday, November 22, 2017 5:01 AM
> To: detomaso at server.detomasolist.com
> Subject: [DeTomaso] determine if JFFR scoops are effective
>
> From the K Busch discussion, a side discussion was the JFFR scoops.
>
> What would be the measurements needed to determine if those scoops are effective.
>
> One of my thoughts would be to use a manometer (digital) insert the sensing side tubing into the scoop until it is at the air filter. The location of the reference tubing then becomes a concern. I have two thoughts.
> First is to reference the space where a normal air filter would be getting its air. Given the pressure at the rear window, it would be a measurement of actual benefit,
> the second thought is to use a pitot in "clean air" and use the static port. This would be more indicative of the benefit as if on a stationary dyno
>
> ANY thoughts?
>
> -----Original Message-----
> From: DeTomaso [mailto:detomaso-bounces at server.detomasolist.com] On Behalf Of Joseph F. Byrd, Jr.
> Sent: Monday, November 20, 2017 12:09 PM
> To: detomaso at server.detomasolist.com
> Subject: Re: [DeTomaso] Kurt Busch Pantera
>
> Here are more ramblings of My troubled mind!
>
> I took a simple Bernoulli conversion approach to get some concept of the magnitudes that are being dealt with by the side scoops, definitely not a true aerodynamics solution.
>
>
> On Sun, Nov 19, 2017 at 6:49 PM, JFFR <pantera at vtc.net> wrote:
>
>> The side scoops that I am using are 1.5 inches at the widest point and
>> are feeding four inch hoses into the sealed air box. My fuel injection
>> system can flow about 1100 cfm at full throttle. I don't know how to
>> do the calculations, but I am sure that the scoops will supply more
>> air than the engine can use. My engine is 388 cubic inches and and
>> produces full power at about 6300 rpm. The rev limiter is set at 6550
>> rpm and in first gear I need to up shift into second gear pretty
>> quickly to keep from hitting the rev limiter. I have only had the car
>> up to about 140 mph, but it has never run out of power and was still
>> pulling hard at that speed. Public roads can limit how fast you can push a car and safety is always my concern.
>>
>> I just talked to the owner of the Inde Motorsports Ranch in Willcox
>> Arizona today. If any members of the club want to come here, we can
>> use the track to test this air box set up on my car. The straight is
>> 2200 feet long and I can usually get my Pantera up to 120 mph before
>> having to brake for a sweeping right hand turn. The track use is free
>> because I work there and it is certainly nice to be able to do this
>> without having to worry about breaking any laws or endangering the public!
>
> _______________________________________________
>
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-------------- next part --------------
This was all derived from conversation on the Kurt Busch car correct?
The ego boost was the white one they did previously
Sent from [1]Outlook
__________________________________________________________________
From: DeTomaso <detomaso-bounces at server.detomasolist.com> on behalf of
Himes, Terry (397C) <terry.himes at jpl.nasa.gov>
Sent: Wednesday, November 22, 2017 10:21 AM
To: Paul Timko; detomaso at server.detomasolist.com
Subject: Re: [DeTomaso] determine if JFFR scoops are effective
It is an ego boost and an adrenalin rush.
"A Purple Heart proves you were smart enough to hatch a plan,
stupid enough to try it and lucky enough to survive!"
Terry W. Himes
JPL Jet Propulsion Laboratory
Dawn Spacecraft Team
Rosetta Sequence Team Lead
Phone: (818) 393-6261
Cell: (818) 653-8213
thimes at jpl.nasa.gov
On 11/22/17, 9:25 AM, "DeTomaso on behalf of Paul Timko"
<detomaso-bounces at server.detomasolist.com on behalf of
thedrol at pobox.com> wrote:
I always thought driving a Pantera was a cure for depression.
Paul
#9270
On 11/22/2017 8:54 AM, Stephen Nelson wrote:
> Good morning Joseph. When I was doing my rear-window flow
testing I used a pressure bomb as my "static" pressure. I wrapped the
bomb in towels, put it in a cooler, which I then put in the trunk. At
that point I could look at a relative pressure, always knowing that any
changes as the car moved would be compared to the reading when the car
was standing still. And yes, I thought about using the pressure in the
car as my reference, but I am pretty sure the inside of the car
pressurizes as we go down the road. Or, perhaps it depresses - don't
know.
>
> Stephen
>
> -----Original Message-----
> From: DeTomaso
[[2]mailto:detomaso-bounces at server.detomasolist.com] On Behalf Of
Joseph F. Byrd, Jr.
> Sent: Wednesday, November 22, 2017 5:01 AM
> To: detomaso at server.detomasolist.com
> Subject: [DeTomaso] determine if JFFR scoops are effective
>
> From the K Busch discussion, a side discussion was the JFFR
scoops.
>
> What would be the measurements needed to determine if those
scoops are effective.
>
> One of my thoughts would be to use a manometer (digital) insert
the sensing side tubing into the scoop until it is at the air filter.
The location of the reference tubing then becomes a concern. I have
two thoughts.
> First is to reference the space where a normal air filter would
be getting its air. Given the pressure at the rear window, it would be
a measurement of actual benefit,
> the second thought is to use a pitot in "clean air" and use the
static port. This would be more indicative of the benefit as if on a
stationary dyno
>
> ANY thoughts?
>
> -----Original Message-----
> From: DeTomaso
[[3]mailto:detomaso-bounces at server.detomasolist.com] On Behalf Of
Joseph F. Byrd, Jr.
> Sent: Monday, November 20, 2017 12:09 PM
> To: detomaso at server.detomasolist.com
> Subject: Re: [DeTomaso] Kurt Busch Pantera
>
> Here are more ramblings of My troubled mind!
>
> I took a simple Bernoulli conversion approach to get some concept
of the magnitudes that are being dealt with by the side scoops,
definitely not a true aerodynamics solution.
>
>
> On Sun, Nov 19, 2017 at 6:49 PM, JFFR <pantera at vtc.net> wrote:
>
>> The side scoops that I am using are 1.5 inches at the widest
point and
>> are feeding four inch hoses into the sealed air box. My fuel
injection
>> system can flow about 1100 cfm at full throttle. I don't know
how to
>> do the calculations, but I am sure that the scoops will supply
more
>> air than the engine can use. My engine is 388 cubic inches and
and
>> produces full power at about 6300 rpm. The rev limiter is set at
6550
>> rpm and in first gear I need to up shift into second gear pretty
>> quickly to keep from hitting the rev limiter. I have only had
the car
>> up to about 140 mph, but it has never run out of power and was
still
>> pulling hard at that speed. Public roads can limit how fast you
can push a car and safety is always my concern.
>>
>> I just talked to the owner of the Inde Motorsports Ranch in
Willcox
>> Arizona today. If any members of the club want to come here, we
can
>> use the track to test this air box set up on my car. The
straight is
>> 2200 feet long and I can usually get my Pantera up to 120 mph
before
>> having to brake for a sweeping right hand turn. The track use is
free
>> because I work there and it is certainly nice to be able to do
this
>> without having to worry about breaking any laws or endangering
the public!
>
> _______________________________________________
>
>
> Detomaso Email List is not managed by POCA
> Posted emails must not exceed 1.5 Megabytes
> DeTomaso mailing list
> DeTomaso at server.detomasolist.com
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>
> To manage your subscription (change email address, unsubscribe,
etc.) use the links above.
>
> Members who post to this list grant license to the list to
forward any message posted here to all past, current, or future members
of the list. They also grant the list owner permission to maintain an
archive or approve the archiving of list messages.
>
_______________________________________________
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