In this paper a simple selective harmonic elimination procedure is proposed for 5-level cascaded H-bridge inverters. It considers the fundamental switching frequency and through a matrix-vector ...

It creates a direct link to walk or bike from the car-free city center to a large park and growing development on the other ...

A Minnesota Department of Transportation contractor team is examining the bridge stone by stone before using circular saws to chip out mortar in between that's been eroded by our freeze-thaw ...