geared turbofan

Jul 17, 2014 - 6:34 AM
The PurePower engine family has completed nearly 10,000 hours and 19,000 cycles of full engine testing, including 1,400 hours of flight time.
Titanium-aluminide low-pressure turbine blades and proposed cooling arrangements on Rolls-Royce’s proposed future UltraFan engine may owe much to the RB3025 powerplant unsuccessfully offered to power the Boeing 777X. For example, the RB3025 featured a “vortex amplifier” to simplify turbine-blade cooling with HPC air.
Jul 14, 2014 - 7:50 AM
UK engine maker Rolls-Royce is pushing ahead with advanced turbofan engine designs for future platforms, with greatly improved efficiency.
Jul 6, 2014 - 3:35 AM
Delivery of the engine marks a major milestone toward final assembly of the first MRJ90 flight-test aircraft.
May 19, 2014 - 6:00 AM
Engine manufacturers Snecma, Pratt & Whitney Canada, Honeywell, GE and Rolls-Royce are focused on high-end bizjets
Apr 22, 2014 - 3:10 PM
The PW800, which uses a core from the larger geared turbofan series, is targeting reduced fuel burn and emissions for large business jets.
Sep 19, 2013 - 5:02 PM