Abstract: The possibility of variable speed operation of a pumped hydro plant is proposed by providing an asynchronous tie between the hydro site and main ac grid. Variable speed operation results in ...

U.S. Secretary of Commerce says the ‘new model’ is factory jobs for life—for you, your kids, and your grandkids Watch: Hawaii ...

The SmartWings Motorized Roller Shades are high-quality window treatments you can easily control by phone, remote, schedule, ...

Abstract: Adjustable Speed Drives (ASDs) deteriorate the power quality in distribution networks by increasing the harmonic distortions. These harmonics can also cause serious electromagnetic ...

The Merach adjustable dumbbells sit at an interesting crossroads in the home-gym market—significantly less versatile than ...