Scuderia Ferrari SF15-T

A place to discuss the characteristics of the cars in Formula One, both current as well as historical. Laptimes, driver worshipping and team chatter do not belong here.
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poolboy67
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Joined: 27 Jan 2015, 23:33

Re: Scuderia Ferrari SF15-T

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guys let's stay on topic please!

could ferrari be using some sort of ceramic coating inside the exhaust pipe?
i have dyslexia and english is not my native language. please be gentle.

Harsha
Harsha
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Joined: 01 Dec 2012, 14:35

Re: Scuderia Ferrari SF15-T

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Fuel usage of Ferrari vs Williams vs Mercedes in Albert Park
Regarding Ferrari vs Williams they took way before finish so it might come down at the end as both gone into fuel saving mode But this is just assumption
Image
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zagor
zagor
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Joined: 03 Feb 2015, 16:57

Re: Scuderia Ferrari SF15-T

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poolboy67 wrote:https://www.youtube.com/watch?v=kGUZqtD18dk
look how smooth the steering is for kimi now!
at 1.43 when kimi "over revs" the engine, to me that sounds really good actually. i hope they'll just up the fuel flow for 2017 so we can finally hear the engines rev to 15k.
You can actually see at 1:02 Kimi's front wing plate fly off.

zagor
zagor
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Joined: 03 Feb 2015, 16:57

Re: Scuderia Ferrari SF15-T

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zagor wrote:
poolboy67 wrote:https://www.youtube.com/watch?v=kGUZqtD18dk
look how smooth the steering is for kimi now!
at 1.43 when kimi "over revs" the engine, to me that sounds really good actually. i hope they'll just up the fuel flow for 2017 so we can finally hear the engines rev to 15k.
You can actually see at 1:02 Kimi's front wing plate fly off.
sorry here is the right link: https://www.facebook.com/video.php?v=10 ... =2&theater

mkable1370
mkable1370
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Joined: 14 Nov 2013, 22:29

Re: Scuderia Ferrari SF15-T

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F1NAC wrote:Note sulfurous dust( is it?) At exhaust exit

http://f1sport.autorevue.cz/files/406312858.jpg
The orange color inside the exhaust pipe was present at the Jerez test and was discussed on another forum at that time. It was suggested to be residue from gasoline additive MMT or MCMT (Methylcyclopentadienyl manganese tricarbonyl) or similar, which generally acts as an octane booster.

Jerez 2015
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PlatinumZealot
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Joined: 12 Jun 2008, 03:45

Re: Scuderia Ferrari SF15-T

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Way to protect the environment Ferrari!

Anywho.. I only just noticed that this years fuel readings are in Liters...
Does the FIA calibrate for each team, each race?
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poolboy67
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Joined: 27 Jan 2015, 23:33

Re: Scuderia Ferrari SF15-T

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PlatinumZealot wrote:Way to protect the environment Ferrari!
dude what?
PlatinumZealot wrote:Anywho.. I only just noticed that this years fuel readings are in Liters...
Does the FIA calibrate for each team, each race?
yes they do.
and litre is the most common measure of volume.
i have dyslexia and english is not my native language. please be gentle.

timbo
timbo
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Joined: 22 Oct 2007, 10:14

Re: Scuderia Ferrari SF15-T

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mkable1370 wrote:
F1NAC wrote:Note sulfurous dust( is it?) At exhaust exit

http://f1sport.autorevue.cz/files/406312858.jpg
The orange color inside the exhaust pipe was present at the Jerez test and was discussed on another forum at that time. It was suggested to be residue from gasoline additive MMT or MCMT (Methylcyclopentadienyl manganese tricarbonyl) or similar, which generally acts as an octane booster.

Jerez 2015
http://s1056.photobucket.com/user/Matth ... e.jpg.html
Sorry, but no:
2015 F1 Technical regulations wrote:19.4.6
Manganese based additives are not permitted.

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Ferraripilot
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Joined: 28 Jan 2011, 16:36
Location: Atlanta

Re: Scuderia Ferrari SF15-T

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Whatever fuel Shell has crafted for Ferrari does not appear to be exclusive to Ferrari as we can see similar red/orange traces from the Sauber exhaust as well.


Image

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PlatinumZealot
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Joined: 12 Jun 2008, 03:45

Re: Scuderia Ferrari SF15-T

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poolboy67 wrote:
PlatinumZealot wrote:Way to protect the environment Ferrari!
dude what?
PlatinumZealot wrote:Anywho.. I only just noticed that this years fuel readings are in Liters...
Does the FIA calibrate for each team, each race?
yes they do.
and litre is the most common measure of volume.
You made an assumption that they calibrate for each team each race or have you credible info on this? I really wanted to hear something credible, if you understand. no disrespect.

Keep in mind, the rules specify the mass of fuel used not the volume. The ultrasonic flow meter measures the average speed of the liquid particles as they pass a specified cross section and the software calculates the flow rate. Last year's fuel usage was displayed in kilograms. You never would see anything over 100kg. With displaying volume however, the total fuel displayed is almost "raw data" and we saw values over 110 liters. The volume used is depending on the density/temperature relationshipd of the fuel used by each team throughout that day (imagine a large temperature swing with a race like Abu Dhabi). while the fuel is displayed in liters this year, for the FIA's regulations they have to calculate the total mass. The mass of fuel measured must be compensated for. This means a reference table of that fuel's density vs temperature stored in the meters memory or in some other location. Now you can imagine the effort required to calibrate 20 plus meters if the teams update their fuels every other race....

So yes,a serious question for someone who has inside info.
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Crabbia
Crabbia
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Joined: 13 Jun 2006, 22:39
Location: ZA

Re: Scuderia Ferrari SF15-T

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It may not be manganese in the fuel but it is definitely an exhaust residue, not a coating. In the picture above at the finish, you can see the top of the crash structure is also slightly reddish brown, compare it to the clean black of the merc.

Edit-

Sorry no it looks like there is a coating on the top of the crash structure too. Also reddish brown.
Image

Maybe they are using a heat protective coating on the top of the crash structure as well as lining the end of the exhaust with the same material.
Last edited by Crabbia on 18 Mar 2015, 07:17, edited 1 time in total.
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wuzak
wuzak
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Joined: 30 Aug 2011, 03:26

Re: Scuderia Ferrari SF15-T

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PlatinumZealot wrote:You made an assumption that they calibrate for each team each race or have you credible info on this? I really wanted to hear something credible, if you understand. no disrespect.

Keep in mind, the rules specify the mass of fuel used not the volume. The ultrasonic flow meter measures the average speed of the liquid particles as they pass a specified cross section and the software calculates the flow rate. Last year's fuel usage was displayed in kilograms. You never would see anything over 100kg. With displaying volume however, the total fuel displayed is almost "raw data" and we saw values over 110 liters. The volume used is depending on the density/temperature relationshipd of the fuel used by each team throughout that day (imagine a large temperature swing with a race like Abu Dhabi). while the fuel is displayed in liters this year, for the FIA's regulations they have to calculate the total mass. The mass of fuel measured must be compensated for. This means a reference table of that fuel's density vs temperature stored in the meters memory or in some other location. Now you can imagine the effort required to calibrate 20 plus meters if the teams update their fuels every other race....

So yes,a serious question for someone who has inside info.
Each new fuel that a team wishes to use has to go through an approval process by the FIA, in which all its properties are measured. I'm sure that since the fuel flow regs have come into being the fuel density is measured over a range of temperatures.

Then it is a matter of plugging the data into the common ECU.

HairyOne
HairyOne
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Joined: 18 Sep 2014, 07:48

Re: Scuderia Ferrari SF15-T

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Crabbia wrote:It may not be manganese in the fuel but it is definitely an exhaust residue, not a coating. In the picture above at the finish, you can see the top of the crash structure is also slightly reddish brown, compare it to the clean black of the merc.

Edit-

Sorry no it looks like there is a coating on the top of the crash structure too. Also reddish brown.
http://img2.auto-motor-und-sport.de/Fer ... 850042.jpg

Maybe they are using a heat protective coating on the top of the crash structure as well as lining the end of the exhaust with the same material.
Apologies if I have got this wrong, but it looks like that element of the crash structure just behind the monkey seat is actually fabricated from a different coloured material than the rest; if you look at the seams, the joins, it follows down the side of the structure of that colour too.

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PlatinumZealot
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Joined: 12 Jun 2008, 03:45

Re: Scuderia Ferrari SF15-T

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wuzak wrote:
PlatinumZealot wrote:You made an assumption that they calibrate for each team each race or have you credible info on this? I really wanted to hear something credible, if you understand. no disrespect.

Keep in mind, the rules specify the mass of fuel used not the volume. The ultrasonic flow meter measures the average speed of the liquid particles as they pass a specified cross section and the software calculates the flow rate. Last year's fuel usage was displayed in kilograms. You never would see anything over 100kg. With displaying volume however, the total fuel displayed is almost "raw data" and we saw values over 110 liters. The volume used is depending on the density/temperature relationshipd of the fuel used by each team throughout that day (imagine a large temperature swing with a race like Abu Dhabi). while the fuel is displayed in liters this year, for the FIA's regulations they have to calculate the total mass. The mass of fuel measured must be compensated for. This means a reference table of that fuel's density vs temperature stored in the meters memory or in some other location. Now you can imagine the effort required to calibrate 20 plus meters if the teams update their fuels every other race....

So yes,a serious question for someone who has inside info.
Each new fuel that a team wishes to use has to go through an approval process by the FIA, in which all its properties are measured. I'm sure that since the fuel flow regs have come into being the fuel density is measured over a range of temperatures.

Then it is a matter of plugging the data into the common ECU.
yes, pretty much established that so far. I was just wanted to know if this is done for each team, each race.
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wuzak
wuzak
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Joined: 30 Aug 2011, 03:26

Re: Scuderia Ferrari SF15-T

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PlatinumZealot wrote:yes, pretty much established that so far. I was just wanted to know if this is done for each team, each race.
Fuels are "fingerprinted" when they are approved. Samples of fuels are checked against the base - I'm not sure if it is all cars, but if not it is at random.

If there is the slightest chemical deviation the driver will be disqualified.

Teams don't update fuels every race. So need to alter parameters for the fuel flow meter every race.