The presence of “ground clutter” in the echo signal is one of the factors limiting the performance of weather radar systems. Ground clutter occurs when the radar beam is reflected by objects on the ...

A new bill targets a predator some Arizona ranchers say is killing their livelihood as well as their livestock.

A hybrid wind/photovoltaic array based grid-tied charging station (CS) is presented in this article. The vector control scheme is used to control the turbine side converter. The grid side converter is ...