Boeing’s X-65 experimental aircraft, designed under DARPA’s Control of Revolutionary Aircraft with Novel Effectors program, ...
As the engine is divided into two parts, with a turbogenerator driving an electric motor to produce electricity to power a second set of electric motors that drive the compressor and turbofan ...
Aerial firefighting helicopters ingest significant volumes of airborne particles, and operators are advised to conduct periodic “compressor washes” to remove the contaminants from the compressor.