Boeing, FedEx 777F Tests Confirm Wake Fuel Burn Benefit

Boeing says formation flight tests conducted with FedEx Express using two 777F freighters confirm the potential for reducing fuel consumption by up to 10% by flying in the wingtip vortex of the lead aircraft. The test, details of which have been disclosed for the first time, was conducted during...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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