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The Formula 1 2011/2012 Off-Season Thread |OT| The Year of the Red Bull

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MP4-27
 

Osiris

I permanently banned my 6 year old daughter from using the PS4 for mistakenly sending grief reports as it's too hard to watch or talk to her

xptoxyz

Member
I thought the reveal was only at 16:00. Still think it looks great compared to others we've seen, no bump, let's hope it doesn't hinder performance. Livery mirror-like seems nice as well.
 

navanman

Crown Prince of Custom Firmware
Controversial bits seem to be exhausts further back then the could/should be and they have gotten around the new nose rules by having the chassis floor lower so the regulation distance to the nose is achieved without the Caterham style nose.
 

Staab

Member
Haha Jenson looks totally at ease there unlike the others, love how he went off, shook the guy's hand "cheers".
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Team in da pocket !
 

navanman

Crown Prince of Custom Firmware
Supposedly Hamilton made a Massa joke when he mentioned that they re-designed the wing mirrors for this year.
 

navanman

Crown Prince of Custom Firmware
What's the outward curving thingy behind the sidepod and just infront of the rear suspension arms?

Edit: Beaten, its not the exhaust as that further back under the wing. Maybe a way to heat the rear tires via cooled (hot) air from engine, KERS??
 

xptoxyz

Member
So sponsor changes on the car, at this stage at least. "aigo" out of side of nose, Johnnie Walker gone for Lucozade? Johnnie Walker had been on the car for over 4 years?
 

35v6

Member
What's the outward curving thingy behind the sidepod and just infront of the rear suspension arms?

Looks like an exhaust outlet to me. It is mounted pretty low if it is. I was expecting the exhaust to be higher up with the ban on blown diffusers.
 

Edmond Dantès

Dantès the White
Would anybody like to speculate about this bump and whether it's the exhaust outlet?

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Kind of like Scarbs predicted.

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Having used the engine via the exhausts to drive aerodynamic performance for the past two years, exhaust blown diffusers will be effectively banned in 2012. The exhausts must now sit in small allowable area, too high and far forward to direct the exhausts towards the diffuser. The exhausts must feature just two exits and no other openings in or out are allowed. The final 10cm of the exhaust must point rearwards and slightly up (between 10-30 degrees). Allied to the exhaust position, the system of using the engine to continue driving exhaust when the driver is off the throttle pedal has also been outlawed. Last year teams kept the engine throttles opened even when the driver lifted off the throttle for a corner. Then either allowing air to pass through the engine (cold blowing) or igniting some fuel along the way (hot blowing). The exhaust flow would remain a large proportion of the flow used when on the throttle, thus the engine was driving the aero, even when the driver wasn’t needing engine power. Now the throttle pedal position must map more closely the actual engine throttle position, thus if the driver is off the throttle pedal, then the engine throttles must be correspondingly closed.

Teams will be faced with the obvious choice of blowing the exhausts upwards towards the rear wing, to gain a small aerodynamic advantage, when the driver is on the throttle. These Blown Rear Wings (BRWs) will be the conservative solution and certainly will be the first solution used in testing.
However, it’s possible to be aggressive with these exhaust designs too. One idea is blowing the rear wing with a much higher exhaust outlet; this would blow tangentially athte wing profile, which is more effective at increasing the flow under the wing for more downforce. Packaging these high exhausts may cause more problems than gains. But last year’s exhausts passing low and wide across the floor suffered a similar issue, but proved to be the optimum solution.

Even more aggressive solution would be directing the exhausts onto the vanes allowed around the rear brake ducts. If avoiding the brake cooling inlet snorkel, the fast moving exhaust gas would produce downforce directly at the wheel, which is more efficient than wings mounted to the sprung part of the chassis. However the issue here would be the solution is likely to be so effective, that it will be sensitive to throttle position and rear ride height. If these issues can be engineered out, then this is an attractive solution.
 
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