RTX in recent years filed patent applications for technologies related to open-rotor engines, though the company insists it remains committed to developing an updated geared turbofan (GTF) for ...
"UltraFan features a new engine core architecture and lean-burn combustion system which will contribute to improved fuel burn ...
Rolls-Royce intends by 2028 to be running two versions of its UltraFan demonstrator engine – one for widebodies and the other for single-aisles – with flight tests to follow by the end of the decade.
The hydrogen-electric geared fan has swept heat exchangers in the fan discharge flow to cool the fuel cells. Credit: Vienna University of Technology Europe’s exFAN Develops Heat Propulsor One of the ...
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