Abstract: To optimize the power in a wind turbine, the speed of the turbine should be able to vary with the wind speed. A simple control scheme is proposed that will allow an induction motor to run a ...

Until now, tornadic wind speeds near the ground have been difficult to measure. A new project called OTUS sends drones into ...

We analyze the wind direction signal for vertically (v) and horizontally (h) polarized microwave radiation at 37 GHz, 19 GHz, and 11 GHz; and an Earth incidence angle of 53/spl deg/. We use brightness ...

The air moving above the forest carries valuable information about how trees absorb carbon, and what may happen in the future ...

The Town of Creighton's fate hangs in the wind direction. The small northeastern community is just across the border from Flin Flon, Man., with a huge wildfire threatening both communities.. Winds ...