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1 概述 江都抽水站位于江都市境内,具有灌溉、排涝,提供通航、工业及城乡人民生活用水等多项功能,4座抽水站共装立式轴流泵机组33台套,现抽水能力达508m~3/s。机组水泵轴除正常机械磨损外还受安装精度、厂房不均匀沉陷和水中泥沙、杂质等影响,使水泵轴导轴承及填料的轴颈部位会被磨出很深的痕迹或产生局部偏磨,使轴和轴承间隙增大,引起叶片碰壳、机组振动,这时必须对机组
1 Overview Jiangdu Pumping Station is located in the territory of Jiangdu City, with irrigation, drainage, providing navigation, industrial and urban and rural people’s water and many other functions, four pumping stations installed 33 sets of vertical shaft pump units, the pumping capacity of 508m ~ 3 / s. In addition to the normal mechanical wear and tear of the pump shaft is also affected by the installation accuracy, uneven settlement of the plant and water sediment, impurities, etc., so that the journal bearings and packing shaft bearings will be worn out deep traces or partial Grinding, the shaft and bearing clearance increases, causing the blade touch the shell, the unit vibration, then the unit must be