Quiet Clean Short-Haul Experimental Engine (QCSEE) under-the-Wing (UTW) Engine Composite Nacelle Test Report. Volume 1: Summary, Aerodynamic and Mechanical Performance

摘要

The performance test results of the final under-the-wing engine configuration are presented. One hundred and six hours of engine operation were completed, including mechanical and performance checkout, baseline acoustic testing with a bellmouth inlet, reverse thrust testing, acoustic technology tests, and limited controls testing. The engine includes a variable pitch fan having advanced composite fan blades and using a ball-spline pitch actuation system.