2019年9月20日星期五

Effect of Scale on Water Ring Vacuum Pump

Scale has a certain impact on water ring vacuum pump, because the working fluid (water) usually contains calcium, magnesium and other carbonates. When the water ring vacuum pump is running normally, the solubility of carbonate in water decreases with the increase of heating temperature. After long-term operation of the pump, the substance gradually crystallized and precipitated, and attached to the disc, impeller, pump body and other components.

After long-term operation of water ring vacuum pump, the scale in the pump is serious, which often leads to the reduction of the clearance between impeller and disk. During the operation of water ring vacuum pump, abnormal noise, excessive starting current, obvious decrease of suction and vacuum degree occur, which results in the decrease of vacuum pump efficiency.


For water ring pumps, there are many factors affecting their actual operation efficiency. Therefore, in the daily operation and maintenance process, it is necessary to establish perfect vacuum pump design, modification and selection, as well as operation and maintenance measures from the aspects of temperature and saturation of inhalation medium, type and temperature of working fluid, exhaust pressure, liquid level and flow rate of working fluid, in order to ensure the best work of vacuum system in hospital all the time. Working under conditions. At the same time, the mechanical efficiency of the vacuum system can be effectively improved in the actual operation process.

2SK Liquid Ring Vacuum Pump

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