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What is Pump Seizure Analysis Report about?

A boiler feed water pump suddenly seized, tripping the unit due to overcurrent. Vibration readings had not indicated any abnormalities previously. Upon inspection, two bolts were found inside the pump casing, with one stuck between the impeller, locking the rotor and causing its seizure. Dismantling of the pump assembly revealed that two bolts had entered the casing, with one stuck in the impeller and locking the rotor, explaining the sudden seizure. While earlier vibration data did not show issues, inspect

Author

kirany58

Language

EN