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Control Valves

Valve Characteristics – Quick Opening, Linear & Equal Percentage

S Bharadwaj Reddy
In essence a valve simply functions as a restriction in a flow line, with flow areas A1 and A2 and pressure differential p1 – p2, as shown in Below Figure. Valve Characteristics

What is Partial Stroke Test ?

S Bharadwaj Reddy
In all of our activities, safety is one of the prime points under consideration. The same is true when we deal with industrial processes, mainly when process automation is increasingly

Advantages and Disadvantages of Valve Actuators

S Bharadwaj Reddy
A valve actuator is the mechanism for opening and closing a valve. Manually operated valves require someone in attendance to adjust them using a direct or geared mechanism attached to

What is Cage-guided Globe Valve ?

S Bharadwaj Reddy
A more modern version of the globe valve design uses a piston-shaped plug inside a surrounding cage with ports cast or machined into it. These cage-guided globe valves throttle flow

Objective Questions on Valves

S Bharadwaj Reddy
List of Objective Questions on Valves, Valves Test Questions and Online Quiz on Control Valves. Test Your skills on Control Valves. Objective Questions on Valves Valves Objective Questions 1. Valves are defined

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