Propulsion @SRW

DFRC waves:
~ improving rotorcraft propulsion
~ ability to design and predict its performance
~ propulsion system (drives, engines, controls) technologies to enable variable speed rotor systems
~ enabling concepts and techniques for wide operability propulsion systems and variable speed drive systems/transmissions
~ engine compressor stall control, engine flow control concepts for wide operability, cooling
~ secondary flow concepts for wide operability and integrated controls and modeling to support wide operability
~ concepts for controlling and enabling variable speed drives, lightweight technologies
~ concepts and performance prediction capabilities for variable speed systems
~ gearbox optimized propulsion systems in which both the engine and drive systems work together for improved performance
~ dedicated gearbox lube systems coupled with oil-free engines
~ technologies to predict drive system windage losses and gear surface fatigue modeling
~ technologies to achieve lightweight propulsion such as composite propulsion structures and components
~ high power density electromechanical systems and efficient high power density propulsion concepts such as highly loaded components
~ engine flow control concepts
~ high temperature components
~ nano-composite components
~ other relevant propulsion system technologies

focus: on power range and operating environment required for rotorcraft


catch ~>Subsonic Rotary Wing !