UGI Utilities is scheduled to begin system upgrades in Bethlehem on July 9, replacing a gas main. The replacement of a gas ...

With two of its three water pumps out of service, the city of Walhalla is relying on a single pump to supply all its water — ...

An improved passivity condition for fixed-point state-space interfered digital filters using saturation arithmetic is proposed. The established criterion also ensures asymptotic stability of the fixed ...