Researchers have clarified the mechanisms by which energy loss is locally maximized at a certain rotational speed in ...

Usually when we think of multicopter drones, we picture aircraft with four or more rotors. The V40 agricultural drone takes a different approach, using two tilting two rotors in an effort to improve ...

Delta Hybrid is a synergy of blower and compressor technology that offers totally new opportunities for the generation of positive and negative pressure of air and neutral gases, owing to the ...

FORT RUCKER, Ala. -- Before turbine engines took over the world of rotor-wing Aviation, a proof-of-concept system revolutionized helicopter flight with a radical new rotor design. The Lockheed CL-475 ...

Airbus Helicopters is to institute a series of modifications on the H145 that will increase the payload of the light-twin by 150kg (330lb). Key to the upgrade is a new bearingless five-blade main ...