trace vent valve is often used to life, but now many people for traces of exhaust valve is not very understanding, this undoubtedly for trace the use of the exhaust valve is bad, here small make up sum up a few questions about trace exhaust valve.

a trace exhaust valve, what is?

in general, about 2 vol % of dissolved air in water, in the process of water, the air constantly released by water, gathered at the high points in piping, the formation of air bags, make it difficult to water, the system of water conveyance capacity can be so down about 5 ~ 15%. Trace exhaust valve, therefore, the main function is to eliminate the 2 vol % of dissolved air, and is suitable for plant premises in high-rise buildings, piping, small pumping stations to protect or improve the system of water conveyance efficiency and save energy.

2, trace exhaust valve, quick exhaust valve and stand-up exhaust valve is the same?

trace exhaust valve, quick discharge valve, stand-up exhaust valve is the same thing, just name is different. Such as trace exhaust Industrial Valves generally installed on the boiler outlet ends, chiller backwater end ( The pump suction side) ； Automatic exhaust valve is mainly used in hvac system; Composite exhaust valve and dual exhaust valve, due to the displacement is large, is generally used in water pipe line.

three, trace exhaust valve working principle

trace exhaust valve not exhaust, exhaust valve buoy due to buoyancy effect, water floating buoy, drive valve stem up plug valve, exhaust valve closed, when the pipe gas pressure is greater than the system pressure, the buoy whereabouts, drive the stem, and exhaust valve closed.

at the above content, believe everybody already knows trace, some problems of exhaust valve.

more trace exhaust valve information click: https://www. mechvalvechina。 com

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