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Driving Growth, Profitability & Change

#sustainability # aeronews The USA Plans Tomorrow's Airliners In the search for sustainable commercial aircraft, #NASA has commissioned studies from five institutions. One candidate even features 13 propellers. By 2050, NASA hopes to achieve sustainable air travel. To explore concepts and technologies for future airliners, the agency has launched the #AACES-2050 program (Advanced Aircraft Concepts for Environmental Sustainability). It has awarded contracts for related studies totaling $11.5 million. Alongside four aerospace companies, a university is also involved. The most visually unusual design comes from the U.S. company #Electra in Virginia. Their focus is on electric propulsion and its aerodynamic integration. One proposal for a 200-seat aircraft includes three enclosed propellers at the tail and ten propellers on the wings. Initially, however, engineers want to concentrate on a nine-seat aircraft. Electra is already testing a two-seat small aircraft with a hybrid-electric drive and extremely short takeoff and landing distances. In September, several demonstration flights of the #L-2 #Goldfinch for the U.S. military took place. It has a continuous output of 600 kilowatts, which can briefly be increased to over one megawatt if needed. The aerodynamic concept of Blended Wing Bodies is central to the activities at #JetZero. Additionally, the designers aim to examine the use of liquid #hydrogen. At Boeing's subsidiary Aurora Flight Sciences, engineers are considering various technologies that could be suitable for deployment in 2050. The University of Georgia's Technology Institute is also analyzing various sustainability strategies in propulsion, fuels, and aircraft designs. According to NASA, the #ATH2ENA project (Advanced Technology Hydrogen Electric Novel Aircraft) serves as the foundation for these efforts. As the only engine manufacturer involved, #Pratt&Whitney has received an AACES contract and is working on even more efficient engines. Integration studies with various aircraft concepts are expected to follow. NASA anticipates results from all candidates by mid-2026.

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