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Valve vibration

2009-02-25View Original

Thread Content

I would like to ask everyone: what can be done to address the vibration that occurs when electric valves installed on pipelines are turned on and off? Thank you!
Reply #22009-02-25
1. Increase the valve port diameter. 2. Raise the back pressure behind the valve by installing a orifice plate. 3. Reduce the pressure of the medium. 4. Improve the flow conditions inside the valve
Reply #32009-02-25
1 can prevent the speed control of the switch from being too fast. 2 supports to strengthen
Reply #42009-02-25
The original poster didn’t mention where the vibration is occurring! Identifying the vibrating area makes it easier to analyze the cause of the problem. There is one thing I doubt: the excessive tightness of contact between the electric valve plate and the sealing surface causes frictional vibration during the lifting and lowering of the valve plate.
Reply #52009-02-26
Some supports can be added appropriately to increase the stiffness of the pipelines near the valve.
Reply #62009-02-26
I totally agree with the suggestion from floor 5! :) :) :)
Reply #72009-02-26
It might be that the switch is turning on too quickly, causing a water hammer effect. The water hammer issue throughout the entire pipeline network should be checked! ! ! !
Reply #82009-02-26
The valve has been secured. . . The electric motor is not properly lubricated. . . :lol
Reply #92009-02-26
I wonder if there’s some issue with the installation
Reply #102009-02-26
I wonder if there’s some issue with the installation

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