Un quizz sur l’aérodynamique
https://www.boldmethod.com/blog/quizzes/2023/11/five-questions-to-see-how-much-you-know-about-aerodynamics/…
Qu’est-ce que le SAF ?
Sustainable Aviation Fuel, often abbreviated to SAF, is a type of jet fuel produced from renewable and sustainable sources. Unlike conventional fuel derived from fossil fuels, SAF is made from feedstocks such as agricultural residues, waste oils, and biomass. These feedstocks are processed to create a fuel that…
Vers la fin du plomb dans l’AVGAS
Source: Flyer, https://flyer.co.uk/feature/learn-to-fly-how-much-private-pilots-licence-cost/ 20 October 2023 Time is running out for lead in 100LL avgas. Europe is facing a ban from 2025 unless the current deadline is extended further and in the US, an ‘endangerment finding’ was published by the Environmental Protection Agency (EPA) this week which will…
Batterie à électrolyte solide: une longue marche
Toyota, entre le Graal et l’arlésienne PERTES & PROFITS | AUTOMOBILE Par Philippe Escande. Le Monde du 25/10/2023 L’innovation est affaire de timing. On en parle toujours trop tôt et on se réveille toujours trop tard. Kodak a été pionnier pour parler de la photo numérique, comme IBM de l’Internet et…
Rappel: les vitesses “V”
V – Velocity, now used in defining air speeds: VA = Maneuvering Speed (max structural speed for full control deflection)VD = Max Dive Speed (for certification only)VFE = Max Flaps Extended SpeedVLE = Max Landing Gear Extended SpeedVLO = Max Landing Gear Operation SpeedVNE = Never Exceed SpeedVNO = Max Structural Cruising SpeedVS0 = Stalling Speed Landing…