The drastic solution Mercedes are trialling to fix their car issues

RacingNews365.com technical analyst Paolo Filisetti explains how Mercedes have tried to unravel their points – together with porpoising – by making variations to the W13 for the Saudi Arabian Grand Prix.


					The drastic solution Mercedes are trialling to fix their car issues

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With this weekend’s Saudi Arabian Grand Prix happening only one week after the season-opening race in Bahrain, the F1 groups have definitely not been in a position to radically modify their automobiles since. Nevertheless, some greater than others have tried to mitigate a number of crucial points that they encountered final day out.

As is well-known, the character of the Jeddah Corniche Circuit is completely totally different from that of Bahrain. The Saudi Arabian monitor is characterised by a prevalence of straight sections and quick bends in speedy succession, which requires a decidedly extra unloaded aerodynamic configuration than in Bahrain.

On the one hand, this reduces the chance of porpoising, skilled specifically by Mercedes in Sakhir. On the similar time, the presence of lengthy, quick sections would nonetheless are likely to set off the problem as soon as the edge speeds – which to date have stood at round 270 km/h – are exceeded.


					The drastic solution Mercedes are trialling to fix their car issues

In Bahrain, the W13 adopted very excessive journey heights to scale back porpoising. The phenomenon didn’t appear to lower in an evident means, nevertheless, as a result of decrease load generated by the ground; this was owing to the too-high journey heights, rising the incidence of the wings.

The aerodynamic outcome obtained was to generate extreme drag. Approaching the race in Jeddah, the engineers of the Brackley-based staff subsequently discovered themselves going through the dilemma of the way to determine on a fundamental set-up that was not too penalising aerodynamically, whereas guaranteeing ample load.


					The drastic solution Mercedes are trialling to fix their car issues

The answer chosen was drastic; the trailing fringe of the rear wing was reduce with a deep bevel, as much as the extent of the Petronas branding, thus significantly decreasing the entrance part of the cellular flap.

The primary profile of the wing, alternatively, has a sinuous double spoon form, not significantly marked, exactly as a way to cut back extreme drag on the straights and within the quick corners.


					The drastic solution Mercedes are trialling to fix their car issues

In parallel, an up to date, better-finished model of the ground launched in Bahrain has been adopted, characterised by straight lateral enlargement profiles.

The mix of those two options definitely didn’t appear to remodel the W13’s efficiency compared with the Ferrari F1-75 and the Pink Bull RB18 throughout Friday observe in Saudi Arabia.

Charles Leclerc and Max Verstappen completed P1 and P2 respectively in each classes, with the efficiency of their automobiles seeming nearly superimposable.

Nevertheless, due to the decrease load required in Jeddah – and the extra aggressive energy unit mapping tailored to the traits of this monitor, which reward the ability of the PU – the hole between the 2 leaders and Lewis Hamilton in second observe had decreased from that within the day’s first session.

Will probably be fascinating to see how this develops in Saturday’s qualifying session, the place it isn’t doable to rule out that the hole may enhance once more.

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					The drastic solution Mercedes are trialling to fix their car issues


					The drastic solution Mercedes are trialling to fix their car issues

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