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Liquid Ring Vacuum Pump Working Basic principle. The vacuum pump consisting an impeller which is located eccentric to the cylinder body(Vacuum pump casing). Vacuum is established in the vacuum pump by utilizing a liquid seal. … When the impeller begins to rotate, the liquid is starts move outward by centrifugal power.

Water band vacuum pump is a common kind of liquid ring vacuum pump. Water ring can be a rotor with multi-blades eccentrically set up in the pump shell. When it Water Vacuum Pump rotates, it throws liquid into the pump and forms a liquid band concentric with the pump shell. The liquid ring and the rotor blade type a rotating variable capability vacuum pump with periodic volume change. When the operating liquid is drinking water, it is called water Band vacuum pump. There are numerous kinds of water ring vacuum pumps with different prices. .Among them, 2BV is more cost-effective. The sort selection of water ring vacuum pump should be based on your on-site process, the required vacuum level and the amount of air pumping required.