What is a cage valve ?

What is a cage valve ? 
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1 Answer

Answer :

A cage valve uses a piston with piston ring seal attached to the single seated valve "plug". Here the hydrostatic forces acting on the top or the piston or below the valve plug tend to cancel out. The seat ring is clamped in by a cage. Cage valves are generally used for noise reduction. 
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Related questions

How will you select the control valve characteristics ?

Description : How will you select the control valve characteristics ?

Last Answer : The graphic display of flow various lift shows then the Desired or inherent characteristic is changed by variations pressure drop. This occurs as the process changes from condition where most of pressure drop takes ... the valve. b) The pressure drop across a valve should be as low as possible. 

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Description : How will you change the action of a control valve ? 

Last Answer : 1. If the control valve is without bottom cap. The actual needs to be changed. 2. If bottom cap is provided. a) Disconnect the stem from the actuator stem. b) Separate the body from the bonnet. ... back the stem to the actuator stem. h) Fix back the bottom cap. i) Calibrate the valve. 

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Description : How will you change the valve characteristics with positioner ?

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What is a solenoid valve ? Where it is used ?

Description : What is a solenoid valve ? Where it is used ?

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What are the different valve characteristic ?

Description : What are the different valve characteristic ?

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Description : What is the use of a valve positioner ?

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Description : How will you work on a control valve while it is line ?

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Description : What is the use of double seated valve ?

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What is the use of single seated valve ?

Description : What is the use of single seated valve ?

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What is the use of Angle valves ?

Description : What is the use of Angle valves ?

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Description : What is the use of booster relays ?  

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Description : What are the advantages of Camflex valves ?

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What are the different types of plugs ?

Description : What are the different types of plugs ?

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What is the use of three way valves ?

Description : What is the use of three way valves ?

Last Answer : Three way control valves are only used on special systems, where a dividing or mixture of flows according to a controlled ratio is required.

What is the use of butterfly valves ?

Description : What is the use of butterfly valves ?

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Description : When can a by pass be not used on a positioner ? 

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What types of bonnets would you use of high temp. and very low temp. ?

Description : What types of bonnets would you use of high temp. and very low temp. ?

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What are the different types of control valves ?

Description : What are the different types of control valves ?  

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What is a control valves ?

Description : What is a control valves ? 

Last Answer : A control valve is the final control element, which directly changes the valve of the manipulated variable by changing the rate of flow of control agent. A control valve consists of an operator and valve body. ... 3 psi on the diaphragm the value is closed and 15 psi air signal it in fully open.  

If we could arrange a cage fight between Trump and Kim Jong Un to settle things, would you pay to view?

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Do you regard the Star Trek (original series) pilot episode "The Cage" as an official part of the series?

Description : Do you regard the Star Trek (original series) pilot episode "The Cage" as an official part of the series?

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Description : Why do I like Nick Cage?(details .)

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What to do if you feel that you are in a gilded cage (details inside )?

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What can I do about rats coming around my bird cage?

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Last Answer : Terminator and burn down your neighbor’s house lol

If you put all the superheroes in a ring for a cage match who would win?

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In a cage fight, who would win, Sasquatch or Yeti?

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what if jack daniels and george dickel were on a tagteam and they battled johnnie walker and evan williams in a cage match who would win?

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Do you think it's cruel to have a pet in a cage, such as a bird or rodent, when you have cats as well?

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A renter brought a "pet" wild rat into my home--in a cage. Do I get rid of the rat only? or the renter as well?

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Description : Can chickens survive snow in a wire cage?

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What two celebs would you cast in a cage fight to get the highest possible ratings?

Description : What two celebs would you cast in a cage fight to get the highest possible ratings?

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What two celebs would you cast in a cage fight to get the highest possible ratings?

Description : What two celebs would you cast in a cage fight to get the highest possible ratings?

Last Answer : Emma Watson and Scarlett Johansson