
Valve Terminology
If you are searching for "Valves" or "Valve Terminology" your search has been successful. Welcome to Little P.Eng for Engineers Training and Valve selection. Actuator: A device that operates a valve by utilizing electricity, pneumatics, hydraulics, or a combination of one or more of these energies. Sometimes actuators are referred to as operators. In this chapter, the word operator will be used for a person who operates any equipment, machine, plant, or system. Ambient condit