Salinas, Calif. — Twelve electric rotors whirring, a van-size aircraft lifted vertically into a bright sky and cruised smoothly over an artichoke field. The 10-minute test flight, controlled from a ...

The nine-month project will investigate current and future applications for electric motors, their requirements for armouring sleeves and provide technological insights. Companies interested in the ...

Renault has been granted a patent for a wound rotor design for electric machines. The rotor includes a shaft with a slipring, winding wire, and n wound poles wound in ascending order around the main ...