General Electric designed this proof-of-concept turboprop “unducted fan” engine as part of NASA’s Advanced Turboprop Project, which was aimed at overcoming the three-fold increase in fuel prices ...

The Open Fan demonstrator will also be a puller, or tractor, configuration with a single stage of rotating blades and a second nonrotating stage of active, variable-pitch stators. Credit: CFM CFM ...

One of the more animated discussions in civil aviation recently has surrounded the choice of engine – or engine options – to power Boeing’s proposed new mid-market airplane (NMA). But with that ...

Pratt & Whitney engineers are already procuring test equipment for the manufacturer's 2025-targeted next-generation geared turbofan - an engine that must be 15% more fuel efficient than this decade's ...