How a Control Valve Positioner Works
- May 17, 2020
- Hits: 303
A Control Valve Positioner is a device accustomed to decrease or increase the environment load pressure driving the actuator before the valve’s stem reaches a “POSITION” balanced towards...
What Is a Pneumatic Diaphragm Actuator Of Control Valve
- May 17, 2020
- Hits: 1780
Actuator : By themselves, valves cannot control a process. Manual valves require an operator to position them to control a process variable. Valves that must be operated remotely and automatically require...
What Is Pump Flow or Capacity ?
- Apr 20, 2020
- Hits: 531
Pump Flow Pump flow can also be consider as capacity . Most aspects of a pump's performance can be associated with the flow of fluid through the pump. Understanding pump performance involves a basic...
Differences Between Full Port Ball Valves VS Reduced Port Ball Valves
- Apr 13, 2020
- Hits: 2528
Differences Between Full Port Ball Valves VS Reduced Port Ball Valves Full port ball valves provide almost no resistance to flow with the valve Summary: The flow path via a full port valve body is identical...
What is Plug Valve ?
- Aug 06, 2019
- Hits: 312
What is Plug Valve? Plug valve is Quarter-turn rotary motion Valve that utilizes a tapered or round plug to prevent or start the flow. The disk is within plug shape, with a passage to pass through the...
What is a Centrifugal Pump ?
- Aug 06, 2019
- Hits: 127
A centrifugal pump is a mechine that uses rotation to impart velocity to a liquid and then converts that velocity into flow. Lets break that definition down into its components so that we can consider...
Coatings of Ball Valve: Different Coats for Different Applications
- Jul 31, 2019
- Hits: 338
Coatings safeguard valves and actuators against wear, erosion, chemical attack along with other forces that threaten their durability and effectiveness. But since they're confronted with this type...
What Is Ceramic Ball Valves ?
- Jul 30, 2019
- Hits: 63
What Is Ceramic Ball Valves, You may wonder how is it different from usual ball valve ? Read this article you may see the differences . Ceramic ball valves have outstanding performance and...
How to calculated sizing for safety valve (Pressure relief valve)
- Jul 14, 2019
- Hits: 1202
How to calculated sizing for safety valve (Pressure relief valve) Safety valves and pressure relief valves are very important for just one primary reason: safety. What this means is safety for that plant...
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The Difference Between The Floating Ball Valve And The Trunnion-mounted Ball Valve
- Jul 07, 2019
- Hits: 404
The content will explain the main difference between the floating ball valve and the trunnion-mounted ball valve in their apperance, sealing surface, working principle, application and characteristics....
The difference between single seated & double seated control valves
- Jun 18, 2019
- Hits: 1889
From the name we are able to clearly observe that the first is just one seat, and the other has a double seat, as suggested by its name may be the distinction between the valve seat. Double seat control...
How Does a Pneumatic Cylinder Actuator works
- Jun 18, 2019
- Hits: 105
Schematic of Double Acting Pneumatic Actuator: Once the air supply pressure enters the center cavity backward and forward pistons from the cylinder in the air port (2), the 2 pistons are separated and...