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Reasons for Vibration in Light Vertical Multistage Centrifugal Pumps
Release time:
2025-01-17
Before starting, pour water into the pump and open the vent valve to release air.
| Frequently Asked Questions | Solutions |
| ①Air in the pump body or suction pipe | ①Before starting, inject water into the pump and open the vent plug to remove air |
| ②Suction height is too high | ②Lower the suction height |
| ③The pump's design flow rate is high, but the actual usage is low | ③The pump's design flow rate is high, but the actual usage is low |
| ④Foreign objects in the impeller or impeller wear | ④Remove foreign objects or replace the impeller |
| ⑤Coaxiality error of the coupling exceeds the allowable value | ⑤Realign |
| ⑥Loose machine base bolts | ⑥Tighten |
| ⑦Bent shaft or rotor imbalance | ⑦Straighten the shaft and perform static and dynamic balancing of the rotor |
| ⑧Friction between the rotor and the pump body | ⑧Adjust the clearance between the rotor and the pump body |
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