A network topology that uses two rings, with transmission in opposite directions in each ring. Designed for fault tolerance and increased speed, if one of the rings breaks, traffic can be rerouted on ...

Counter-rotating wind turbines (CRWTs) represent an innovative paradigm in wind energy conversion, employing a dual rotor mechanism in which two coaxial rotors spin in opposite directions. This ...

Sikorsky reports that its X2 advancing blade concept technology demonstrator has achieved 168kt (311km/h) forward speed, putting the dual counter-rotating pusher-prop compound beyond the typical ...

WESMAR (Western Marine Electronics) announced that its heavy duty Bow Thrusters have been selected for three new 165-foot, 600-passenger excursion and sightseeing ferries operated by Circle Line ...