Combination ball valves can be customized
Rotating cylinder manufacturers, domestic precision pressure regulating valves, rotary cylinder, pneumatic precision pressure regulating valve, swinging cylinder, SMC precision pressure reducing valve, fine
by:AIRWOLF
2020-07-06
In the automatic control system, stainless steel precision pressure reducing valve through the receiving signal control operation, to adjust the process in order to achieve.
As automatic adjustment system of the terminal device, stainless steel precision pressure reducing valve action sensitivity determines the quality of the regulating system.
And is also one of the factors that control system is the most prone to failure.
Adjustment of high precision stainless steel precision pressure reducing valve is generally straight programs, the body structure is mostly s-shaped, circulation dead Angle, easy to produce card blocking phenomenon.
Especially at the beginning of the new pipe or overhaul of commissioning, because in the presence of large amounts of the pipe welding slag, rust, or other sundry, easy on the throttle opening and guide media congestion.
Also during the period of maintenance, if the packing too tight, will increase the friction between the stem and packing caused by small signal cannot move, and large signal action too.
Solution: can rapidly vice line or stainless steel valves to open and close and sundry row by medium pressure going.
Or use tongs clamped stem, under pressure from plus signal, positive and negative rotation valve stem valve core flash CARDS.
Can also increase the wholesale gas source processor pressure to move up and down repeatedly, in order to achieve loose card blocked.
If the above methods are invalid, it can only be disintegrated.
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