Alpine A521

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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RedNEO
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Joined: 09 Jul 2016, 12:58

Re: Alpine A521

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kfrantzios wrote:
26 Mar 2021, 19:01
more details on the new floor tested
https://pbs.twimg.com/media/Exa2rY7XMAY ... ame=medium
Team is working hard. Keep it up 💪

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PlatinumZealot
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Re: Alpine A521

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Blackout wrote:
25 Mar 2021, 21:15
This is very possible too : P
Scarbs is missing a cooler. There is a wide one infront of the intake pipe but its hidden by the ducting.
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radosav
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Re: Alpine A521

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alonso after fp2 said that they are looking for balance, they have data from testing and is sure they will do better tomorow , and they have something in pocket

aerofoilf1
aerofoilf1
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Re: Alpine A521

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Cooling outlets...V3 in FP1. V1 was the other, smaller option from testing. V2 was run in P2.

Image

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Blackout
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Re: Alpine A521

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PlatinumZealot wrote:
26 Mar 2021, 22:41
Scarbs is missing a cooler. There is a wide one infront of the intake pipe but its hidden by the ducting.
In front of the intake pipe?

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PlatinumZealot
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Re: Alpine A521

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Blackout wrote:
27 Mar 2021, 08:59
PlatinumZealot wrote:
26 Mar 2021, 22:41
Scarbs is missing a cooler. There is a wide one infront of the intake pipe but its hidden by the ducting.
In front of the intake pipe?
Look at the plumbing an ducting more discerningly. The big old space was not left empty, and the coolers on the back of the intake alone didn't justify the width of the cover. So basically, the same wide cooler from last year is still in roughly the same position, but ducted a bit differently. (in two left-right halves)
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RedNEO
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Re: Alpine A521

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@NicolasF1i
Still a lot of question marks under the skin of the Alpine
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zack!
zack!
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Re: Alpine A521

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Look like the driving wheel is in "verbose mode", no ? I never seen this kind of feedback info, someone is able to confirm and decipher that ?

zack!
zack!
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Re: Alpine A521

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"brake shape 2", "brake shape 3", brake balance -2%", "brake shape 3", brake balance 0%", "brake shape 2", "ENTR 6", "TORQ 9", "ENTR 8", "TORQ 10", "ENTR 6", "TORQ 9", "RCHG" (recharge on).
Is that a programmable map, or a manual activation ? Thx in advance for the answer...

zack!
zack!
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Re: Alpine A521

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ENTR is a DIFF setting...
Is those commands only "manual" activation by Alonso ?

JPower
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Re: Alpine A521

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zack! wrote:
27 Mar 2021, 21:23
"brake shape 2", "brake shape 3", brake balance -2%", "brake shape 3", brake balance 0%", "brake shape 2", "ENTR 6", "TORQ 9", "ENTR 8", "TORQ 10", "ENTR 6", "TORQ 9", "RCHG" (recharge on).
Is that a programmable map, or a manual activation ? Thx in advance for the answer...
Its most likely a preset on the back of the wheel. I've seen onboards for Renault over the past few years and every driver had similar adjustments to what you're seeing with Alonso.

zack!
zack!
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Re: Alpine A521

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thx, what is TORQ command ? (MGU-K strenght ? for energy recovery -braking- may be ?)

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Blackout
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Re: Alpine A521

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zack! wrote:
27 Mar 2021, 21:47
thx, what is TORQ command ? (MGU-K strenght ? for energy recovery -braking- may be ?)

PowerandtheGlory
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Re: Alpine A521

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kfrantzios wrote:
26 Mar 2021, 19:01
more details on the new floor tested
https://pbs.twimg.com/media/Exa2rY7XMAY ... ame=medium
Some teams are struggling with sealing the floor and managing air around the exclusion zone before the tyre. High rake is less affected. This area will be a hot-bed of development for a while as team try to figure out the solution.. for now.. look at Ferrari and alphaT for pointers!
“I don't believe in luck, luck is preparation and taking your opportunity” Ross Brawn

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Blackout
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Re: Alpine A521

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PlatinumZealot wrote:
27 Mar 2021, 14:20
Blackout wrote:
27 Mar 2021, 08:59
PlatinumZealot wrote:
26 Mar 2021, 22:41
Scarbs is missing a cooler. There is a wide one infront of the intake pipe but its hidden by the ducting.
In front of the intake pipe?
Look at the plumbing an ducting more discerningly. The big old space was not left empty, and the coolers on the back of the intake alone didn't justify the width of the cover. So basically, the same wide cooler from last year is still in roughly the same position, but ducted a bit differently. (in two left-right halves)
So you partly subscribe to Scarbs point of view, but you add that the old CCS (pink here) is still there, but in a different shape and size...
It's an interesting point of view but it adds even more questions and mystery* :P

Image

To me, the green ducts are the reason that justifies the increase of the rollhoop width (if Scarbs is right when he says those ducts feed the compressor, not the new red CCS) and that the compressor duct has been split to let a longer CCS duct pass and go to the red rad.

(Original photo and comparison from @NicolasF1i
Image

The question is, why would this team make these changes and even add more radiators to the center of the car AND keep the sidepod cooling basically unchanged.
The sidepod undercut is roughly the same as 2019 and the sidepod cooling systems also look similar to 2019 and 2020 in layout and size.
They still have a relatively big intercooler + an engine rad in each sidepod (a water rad in the right hand sidepod and an oil rad in the other AFAIK)...
Last edited by Blackout on 28 Mar 2021, 19:02, edited 3 times in total.