Liquid Ring Vacuum Pump Working Principle. The vacuum pump consisting an impeller which is situated eccentric to the cylinder body(Vacuum pump Water Vacuum Pump housing). Vacuum is established in the vacuum pump by using a liquid seal. … When the impeller begins to rotate, the liquid is begins move outward by centrifugal drive.
Water band vacuum pump is a common type of liquid band vacuum pump. Water ring is certainly a rotor with multi-blades eccentrically installed in the pump shell. When it rotates, it throws liquid into the pump and forms a liquid ring 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 working liquid is water, it is called drinking water Band vacuum pump. There are numerous kinds of water ring vacuum pumps with different prices. .Included in this, 2BV is more cost-effective. The sort selection 
of water ring vacuum pump ought to be based on your on-site procedure, the required vacuum level and the quantity of air pumping required.