Open rotor engines will bring substantial environmental benefits if the technological issues can be solved.
ENGINE AND PROPELLER DESIGNS fortunately have come a long way since the first flight of the Republic XF-84H "Thunderscreech," an experimental turboprop version of the US Navy's F-84F Thunderstreak jet fighter. Its Allison XT-40-A-1 turbine engine drove three square-tipped blades turning at 3,000 rpm with the tips traveling at Mach 1.18, and the sound could be heard 25 mi. away. The torque from the propeller was so great that it destabilized the aircraft and one test pilot ...
Subscribe to Access this Entire Article
"Rolls-Royce Pursues Open Rotor" is part of ATW Plus, our online premium membership. Subscribing will provide you access to exclusive news, carefully researched airline financial, fleet and traffic data, plus the option to receive our popular, award-winning print magazine. To learn more, click here. If viewing via ATW Mobile, please login and click "Read web article" to view fully. Questions? ATWPlus@penton.com.