Valves and Actuator

Actuators types

Introduction Actuators are the devices which drive the valve stems.  There are many different actuators.  They range from the simple hand wheel to the latest microprocessor controlled electrical/hydraulic actuators.  The following notes introduce the common types of actuator .  You will learn about specialized actuators used on a particular site …

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Valves types

introduction The valves used on a plant can be grouped into two main types. Shut Off Valves:   Shut off valves can be operated by hand or operated automatically using an actuator.  Their purpose is either to allow full flow through the valve or shut off the flow completely.  They …

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