What’s the problem with high vibration in a Roots blower?
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One of the aeration tank blowers has high vibration, but the motor does not vibrate – what’s the reason?
It is most likely caused by wear in the bearings, which has created a gap
Is it overloaded? Are the fan foundation bolts loose?
Bearing wear, loose footings, belt alignment, surge
1 The transmission components are not aligned. 2 The mounting structure or base is not secure. 3 External substances stick to the rotating components. 4 Damage to rotating components (such as bearings, shafts, impellers, pulleys). 5 Broken, loose, or missing retaining screws. 6 The belt is loose. 7 Vibration transmission from other equipment. 8 The fan operates during shutdown or under unstable airflow conditions.
1. Are the fan bearings abnormal?； 2. Are the bolts connecting the host or motor in good condition? ； 3. Check whether the air inlet is unobstructed and whether the outlet pressure is normal, and eliminate any blockages in the pipes ；
Bearing wear, loose footings, belt alignment, surge
1. Bearing wear, 2. Gear wear, 3. Low dynamic balance accuracy of the impeller, 4. Overpressure and overload of the fan, 5. Foot bolts and various fasteners may be loose