Image:  NASA

Boeing has been selected by NASA to lead the development and flight testing of a full-scale Transonic Truss-Braced Wing (TTBW) demonstrator aircraft.

The technologies demonstrated and tested as part of the Sustainable Flight Demonstrator (SFD) programme will inform future designs and could lead to breakthrough aerodynamics and fuel efficiency gains.

When combined with expected advancements in propulsion systems, materials and systems architecture, a single-aisle airplane with a TTBW configuration could reduce fuel consumption and emissions up to 30% relative to today’s most efficient single-aisle airplanes, depending on the mission. The SFD programme aims to advance the civil aviation industry’s commitment to reaching net zero carbon emissions by 2050, as well as the goals set forth in the White House’s U.S. Aviation Climate Action Plan.

Potential

“The SFD programme has the potential to make a major contribution toward a sustainable future,” said Greg Hyslop, Boeing chief engineer and executive vice president of Engineering, Test & Technology. “It represents an opportunity to design, build and fly a full-scale experimental plane, while solving novel technical problems.”

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