Análise técnica: a ousada e curiosa atualização nas rodas da Red Bull
Novidade levada pela Red Bull ao GP do Japão de F1 busca aumentar a transferência de calor para os pneus
![Red Bull RB15 rim detail](https://cdn-3.motorsport.com/images/amp/6D1wqx70/s1000/red-bull-rb15-rim-detail-1.jpg)
Análise técnica de Giorgio Piola
Análise técnica de Giorgio Piola
Uma das novidades que a Red Bull levou para o GP do Japão foi uma nova roda traseira, mas aparentemente as melhorias não deram o resultado esperado. Não se sabe se a equipe manterá a atualização para as próximas corridas.
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A Red Bull teve uma grande decepção do GP do Japão. Depois de atualizar a unidade de potência e o lubrificante, os engenheiros da Honda estavam convencidos que o motor japonês lutaria de frente com Ferrari e Mercedes em Suzuka.
No entanto, a o propulsor não atendeu às expectativas e fez Max Verstappen perder sete décimos na qualificação, enquanto Alex Albon terminou a corrida um minuto atrás de Valtteri Bottas. Em resumo, nem Honda e nem Red Bull atenderam às expectativas criadas perante o público.
![Red Bull RB15, lo sfogo del DRS più stretto](http://cdn-9.motorsport.com/images/mgl/0a9Jmvr0/s8/red-bull-rb15-fins.jpg)
Red Bull RB15, lo sfogo del DRS più stretto
Photo by: Giorgio Piola
A equipe de Adrian Newey trabalhou duro no desenvolvimento do RB15, modificando o ativador DRS na traseira e reduzindo significativamente a abertura da asa.
Mas a curiosidade mais interessante tem a ver com as rodas traseiras. Os sulcos entre os raios e a parte mais externa do pneu não são novidade, assim como a tinta preta que permite uma maior transferência de calor para os pneus.
Mas os engenheiros do paddock ficaram realmente intrigados ao ver que na superfície, geralmente coberta pelos pneus, havia uma série de entalhes em alto relevo para aumentar a área de transferência de calor, o que aumentaria a aderência dos compostos e consequentemente a velocidade dos carros, principalmente nas curvas.
De fato, cada equipe desenvolveu seu próprio método para aquecer os pneus o mais rápido possível e colocá-los na janela de operação correta. A Red Bull está entre aqueles que dedicaram mais energia a esse problema entre os times de ponta. Porém, a equipe de Milton Keynes não atingiu os resultados esperados.
Veja todas atualizações que as equipes levaram ao Japão:
![Aero details on the Red Bull Racing RB15](https://cdn-7.motorsport.com/images/mgl/YN15eV32/s700/aero-details-on-the-red-bull-r-1.jpg)
![Car of Lewis Hamilton, Mercedes AMG F1 W10](https://cdn-5.motorsport.com/images/mgl/YXR7EzP0/s700/car-of-lewis-hamilton-mercedes-1.jpg)
![Mercedes F1 AMG W10 technical detail](https://cdn-6.motorsport.com/images/mgl/24vjxGd6/s700/mercedes-f1-amg-w10-technical--1.jpg)
![Mercedes F1 AMG W10 sidepods detail](https://cdn-9.motorsport.com/images/mgl/6zQZGDwY/s700/mercedes-f1-amg-w10-sidepods-d-1.jpg)
![Mercedes AMG F1 W10, detail front wing](https://cdn-7.motorsport.com/images/mgl/Yv8ryNe0/s700/mercedes-amg-f1-w10-detail-fro-1.jpg)
![Mercedes F1 AMG W10 front wing detail](https://cdn-3.motorsport.com/images/mgl/2jXJ4Ag6/s700/mercedes-f1-amg-w10-front-wing-1.jpg)
![Mercedes F1 AMG W10 sidepods detail](https://cdn-4.motorsport.com/images/mgl/2545MLn0/s700/mercedes-f1-amg-w10-sidepods-d-1.jpg)
![Mercedes F1 AMG W10, cover](https://cdn-7.motorsport.com/images/mgl/6xEBRgJ0/s700/mercedes-f1-amg-w10-cover-1.jpg)
![Mercedes F1 AMG W10, cover](https://cdn-3.motorsport.com/images/mgl/YMdj9mK2/s700/mercedes-f1-amg-w10-cover-1.jpg)
![Mercedes F1 AMG W10, rear](https://cdn-4.motorsport.com/images/mgl/63vRdnwY/s700/mercedes-f1-amg-w10-rear-1.jpg)
![Mercedes F1 AMG W10, rear](https://cdn-5.motorsport.com/images/mgl/27vXkzR0/s700/mercedes-f1-amg-w10-rear-1.jpg)
![Red Bull RB15](https://cdn-6.motorsport.com/images/mgl/6zQZGQeY/s700/red-bull-rb15-1.jpg)
![Front suspension of Red Bull Racing RB15](https://cdn-4.motorsport.com/images/mgl/YBedBZJ2/s700/front-suspension-of-red-bull-r-1.jpg)
![Front Suspension of Red Bull Racing RB15](https://cdn-6.motorsport.com/images/mgl/0qXJ87B6/s700/front-suspension-of-red-bull-r-1.jpg)
![Front Suspension of Red Bull Racing RB15](https://cdn-2.motorsport.com/images/mgl/24vjwxe6/s700/front-suspension-of-red-bull-r-1.jpg)
![Front wing of Red Bull Racing](https://cdn-8.motorsport.com/images/mgl/2Qz1VKaY/s700/front-wing-of-red-bull-racing-1.jpg)
![Front wing of Red Bull Racing RB15](https://cdn-3.motorsport.com/images/mgl/0rGJXAW2/s700/front-wing-of-red-bull-racing--1.jpg)
![Front wing of Red Bull Racing RB15](https://cdn-8.motorsport.com/images/mgl/68y1qQD0/s700/front-wing-of-red-bull-racing--1.jpg)
![Front wing of Red Bull Racing RB15](https://cdn-1.motorsport.com/images/mgl/YEQ8RXPY/s700/front-wing-of-red-bull-racing--1.jpg)
![Red Bull Racing pit stop practice](https://cdn-6.motorsport.com/images/mgl/6AENW1o6/s700/red-bull-racing-pit-stop-pract-1.jpg)
![Red Bull Racing pit stop practice](https://cdn-8.motorsport.com/images/mgl/6l9JLbj0/s700/red-bull-racing-pit-stop-pract-1.jpg)
![Red Bull Racing RB15 front detail](https://cdn-8.motorsport.com/images/mgl/0rGJXPq2/s700/red-bull-racing-rb15-front-det-1.jpg)
![Red Bull Racing RB15 front detail](https://cdn-3.motorsport.com/images/mgl/68y1qw40/s700/red-bull-racing-rb15-front-det-1.jpg)
![Red Bull Racing RB15 front detail](https://cdn-5.motorsport.com/images/mgl/YBedBjz2/s700/red-bull-racing-rb15-front-det-1.jpg)
![Red Bull Racing RB15 front detail](https://cdn-8.motorsport.com/images/mgl/YEQ8REpY/s700/red-bull-racing-rb15-front-det-1.jpg)
![Red Bull Racing RB15 front detail](https://cdn-3.motorsport.com/images/mgl/2y3EeQg6/s700/red-bull-racing-rb15-front-det-1.jpg)
![Red Bull Racing RB15 rear wing detail](https://cdn-6.motorsport.com/images/mgl/0ZRN98V0/s700/red-bull-racing-rb15-rear-wing-1.jpg)
![Red Bull Racing RB15 rear wing detail](https://cdn-6.motorsport.com/images/mgl/6D1rygO0/s700/red-bull-racing-rb15-rear-wing-1.jpg)
![Red Bull Racing RB15 rear wing detail](https://cdn-6.motorsport.com/images/mgl/Y99OkNxY/s700/red-bull-racing-rb15-rear-wing-1.jpg)
![Red Bull Racing RB15 rear wing detail](https://cdn-4.motorsport.com/images/mgl/0RrOQBO0/s700/red-bull-racing-rb15-rear-wing-1.jpg)
![Red Bull Racing RB15 front detail](https://cdn-4.motorsport.com/images/mgl/6zQZGDkY/s700/red-bull-racing-rb15-front-det-1.jpg)
![Front Wing of Renault R.S.19](https://cdn-2.motorsport.com/images/mgl/0L1RyyN2/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front Wing of Renault R.S.19](https://cdn-1.motorsport.com/images/mgl/YW7MxxxY/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front Wing of Renault R.S.19](https://cdn-5.motorsport.com/images/mgl/2wB89eW0/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front Wing of Renault R.S.19](https://cdn-4.motorsport.com/images/mgl/2d1Jv9BY/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front wing of Renault R.S.19](https://cdn-4.motorsport.com/images/mgl/2545MeN0/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front wing of Renault R.S.19](https://cdn-4.motorsport.com/images/mgl/2jXJ4b96/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front wing of Renault R.S.19](https://cdn-2.motorsport.com/images/mgl/0RrOQdV0/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front wing of Renault R.S.19](https://cdn-8.motorsport.com/images/mgl/Y99OkvPY/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front wing of Renault R.S.19](https://cdn-1.motorsport.com/images/mgl/2y3EeDn6/s700/front-wing-of-renault-r-s-19-1.jpg)
![Front wing of Renault R.S.19](https://cdn-6.motorsport.com/images/mgl/6D1ryVK0/s700/front-wing-of-renault-r-s-19-1.jpg)
![山本尚貴/Naoki Yamamoto, Scuderia Toro Rosso](https://cdn-3.motorsport.com/images/mgl/6l9JLX40/s700/shan-ben-shang-gui-naoki-yamam-1.jpg)
![Naoki Yamamoto,Toro Rosso](https://cdn-1.motorsport.com/images/mgl/0mbJBAX2/s700/naoki-yamamoto-toro-rosso-1.jpg)
![Naoki Yamamoto, Toro Rosso STR14](https://cdn-5.motorsport.com/images/mgl/27vXkEX0/s700/naoki-yamamoto-toro-rosso-str1-1.jpg)
![McLaren MCL34, rear detail](https://cdn-1.motorsport.com/images/mgl/2eAJoDb2/s700/mclaren-mcl34-rear-detail-1.jpg)
![McLaren MCL34 rear detail](https://cdn-1.motorsport.com/images/mgl/0rGJXPW2/s700/mclaren-mcl34-rear-detail-1.jpg)
![Front wing of McLaren MCL34](https://cdn-6.motorsport.com/images/mgl/0JByZ3R0/s700/front-wing-of-mclaren-mcl34-1.jpg)
![Front wing of Alfa Romeo Racing C38](https://cdn-4.motorsport.com/images/mgl/6gpJgln0/s700/front-wing-of-alfa-romeo-racin-1.jpg)
![Front wing of Alfa Romeo Racing C38](https://cdn-2.motorsport.com/images/mgl/0a9JkmM0/s700/front-wing-of-alfa-romeo-racin-1.jpg)
![Front suspension of Alfa Romeo Racing C38](https://cdn-5.motorsport.com/images/mgl/6zQZ5GlY/s700/front-suspension-of-alfa-romeo-1.jpg)
![Mercedes F1 AMG W10](https://cdn-4.motorsport.com/images/mgl/68y1qwD0/s700/mercedes-f1-amg-w10-1.jpg)
![Red Bull Racing RB15](https://cdn-1.motorsport.com/images/mgl/0a9JmEy0/s700/red-bull-racing-rb15-1.jpg)
![McLaren MCL34](https://cdn-2.motorsport.com/images/mgl/YKE9DMz0/s700/mclaren-mcl34-1.jpg)
![Haas F1 Team VF-19](https://cdn-3.motorsport.com/images/mgl/6gpJlQG0/s700/haas-f1-team-vf-19-1.jpg)
![Engine Cover of Red Bull Racing RB15](https://cdn-5.motorsport.com/images/mgl/2eAJoR32/s700/engine-cover-of-red-bull-racin-1.jpg)
![Car of Sergio Perez, Racing Point RP19](https://cdn-3.motorsport.com/images/mgl/2GzE8b10/s700/car-of-sergio-perez-racing-poi-1.jpg)
![Car of Sebastian Vettel, Ferrari SF90](https://cdn-5.motorsport.com/images/mgl/0k7JWVv0/s700/car-of-sebastian-vettel-ferrar-1.jpg)
![Rear wing of the Red Bull Racing RB15](https://cdn-2.motorsport.com/images/mgl/YXR7EOx0/s700/rear-wing-of-the-red-bull-raci-1.jpg)
![Diffuser details on the Red Bull Racing RB15](https://cdn-4.motorsport.com/images/mgl/01WyVoeY/s700/diffuser-details-on-the-red-bu-1.jpg)
![Aero details on the Red Bull Racing RB15](https://cdn-7.motorsport.com/images/mgl/6VR3zXL6/s700/aero-details-on-the-red-bull-r-1.jpg)
![Williams Racing FW42 front wing detail](https://cdn-2.motorsport.com/images/mgl/YMdjwrl2/s700/williams-racing-fw42-front-win-1.jpg)
![Williams Racing FW42 front wing detail](https://cdn-5.motorsport.com/images/mgl/63vRbBEY/s700/williams-racing-fw42-front-win-1.jpg)
![Toro Rosso STR14 with sensors](https://cdn-7.motorsport.com/images/mgl/27vXdy30/s700/toro-rosso-str14-with-sensors-1.jpg)
![Red Bull Racing RB15 rear floor detail](https://cdn-8.motorsport.com/images/mgl/YN15e8j2/s700/red-bull-racing-rb15-rear-floo-1.jpg)
![Racing Point RP19 front wings](https://cdn-9.motorsport.com/images/mgl/0mbJBMk2/s700/racing-point-rp19-front-wings-1.jpg)
![Mercedes AMG F1 W10 front detail](https://cdn-6.motorsport.com/images/mgl/6xEBw850/s700/mercedes-amg-f1-w10-front-deta-1.jpg)
![Mercedes AMG F1 W10 front detail](https://cdn-8.motorsport.com/images/mgl/YpNJRq30/s700/mercedes-amg-f1-w10-front-deta-1.jpg)
![Ferrari SF90 diffuser detail](https://cdn-1.motorsport.com/images/mgl/2d1JkjeY/s700/ferrari-sf90-diffuser-detail-1.jpg)
![Ferrari SF90 rear detail](https://cdn-8.motorsport.com/images/mgl/2wB8Nr80/s700/ferrari-sf90-rear-detail-1.jpg)
![Steering wheel of Red Bull Racing RB15](https://cdn-7.motorsport.com/images/mgl/0JBy3mo0/s700/steering-wheel-of-red-bull-rac-1.jpg)
![Front wing of Renault R.S.19](https://cdn-2.motorsport.com/images/mgl/6zQZGL7Y/s700/front-wing-of-renault-r-s-19-1.jpg)
![Aero on Renault R.S.19](https://cdn-4.motorsport.com/images/mgl/0rGJXl52/s700/aero-on-renault-r-s-19-1.jpg)
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