Lift

December 12, 2006 - 11:23am

Winglets increase efficiency by reducing lift-induced drag. They do this by relocating and diminishing the vortex at the wing’s tip, resulting in lower fuel burn, higher cruise speed and longer range.

September 12, 2006 - 11:59am

In Cologne, Germany, the $412 million European Transonic Wind Tunnel (ETW)– a multinational joint venture among France, Germany, the Netherlands and the UK–is gradually increasing its workload. The main feature of the wind tunnel is the use of cold nitrogen to aerodynamically offset the smaller size of the model tested, compared to the actual aircraft.

 
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