Valve opening and closing too quickly will cause near instantaneous fluid pressure fluctuations (water hammer), the peak is usually able to reach pipes more than six times the normal pressure, but also because the system water hammer wave reflection serious concussion;
2013年11月7日星期四
Micro Slow Close Check Valve Water Hammer Systems Security
Micro Slow Close Check Valve Problems of protection against water hammer on Micro Slow Close Check Valve closure process carried out a detailed analysis by the method of characteristics for the example calculation reveals the potential problems this valve for micro- resistance slow closing check valve design and use to provide a reference . Micro Slow Close Check Valve Water Hammer system security one , in the pumping station , the pump outlet check valve is installed at a water
Valve manifolds devices , its main role is in an accident when the pump stops to prevent the backflow of water and unit high-speed rewind. Since ordinary swing check valve partial resistance, are being replaced by other energy-saving valve , which ,
Valve manifolds stop valve is an alternative device in one. At present , the domestic application of more northern areas is declining Swing Slow Close Check Valve , it is a good energy saving products , but its water hammer
High pressure ball valve is not ideal , easy to cause water hammer accidents. In this paper, method of characteristics , examples of calculations from the analysis of its water hammer protection features, proposed the valve problems in the application of this valve precautions for analysis, for the valve unit is being used to provide technical reference ; Meanwhile, for micro Slow close Check Valve should have discussed the characteristics , in order to facilitate the design and operation management in the application of such valves to choose.
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