Gas valves are widely used for a variety of city gas pipeline network system media pipeline gas, liquefied petroleum gas, natural gas and oxygen. Drive in the form of a manual, worm gear, electric, pneumatic, hydraulic, electro-hydraulic actuator linkage, enabling remote control and automation.
2015年3月25日星期三
High pressure multi-stage pressure regulator gas burner valve trim
This adjustment member has an inner Range Top Burner Valve pressure drop across the gas burner valve will be divided into several smaller pressure drop and ensure that each of the smaller voltage drop on PVC> PV effect, which can prevent the generation of cavitation. Since the multi-stage vacuum dispersed stream power, thereby reducing the sound conversion efficiency.
Limiting orifice has increased partial pressure of back pressure device to ensure that PVC gas burner valve on the> PV, prevent cavitation generation. Due to the increased back pressure device, so that the sound spectrum partially transferred, to achieve the purpose of noise reduction.
Can not prevent the occurrence of cavitation, but reduce its harm.
The cavitation bubbles within the contact surface with bubbles isolating gas burner valves and hardened gas burner valve and seat surface will be the impact of cavitation, while adding body outlet bushing in place to protect the bullied eclipse the impact site. gas Safety Valve Burner Valve at the outlet bushing plus body as a supplement designed to prevent the liquid collision in the gas burner valve body wall, protecting the gas burner valve by scouring the site, at the same time weaken some noise.
Plus silencer to the partial pressure of the gas burner valve and sub-noise. This approach is essentially the cavitation condition into a flash conditions to deal with, so applications need to simultaneously trim do to protect hardened gas burner valve.
Epilogue
Regulating gas burner valve serious noise pollution is not only the environment but will also control gas burner valve factory vibration, vibration can damage the gas burner valve spool and gas Burner Valve seat. The gas burner valve may cause damage to the regulator circuit fault, the interlock device substandard product failures and other issues. Therefore, effective control gas burner valve noise makes our production safer, better environment.
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