July 2017

Fluid Flow and Rotating Equipment

Analyze the startup vibration of hot pumps to prevent trips

Online monitoring and diagnostic systems are used by petrochemical plants and refineries worldwide for their critical machinery monitoring capabilities.

Thomas, J., Abu Dhabi Oil Refining Co. (TAKREER)

Online monitoring and diagnostic systems are used by petrochemical plants and refineries worldwide for their critical machinery monitoring capabilities. These systems provide comprehensive capabilities in malfunction diagnostics, which can be used to reduce costly machinery downtime and achieve considerable savings in maintenance expenditures.1 Fig. 1. Pump layout showing probe configuration. The diagnostic capabilities of online monitoring were utilized by a leading refinery in the Middle East to solve the problem of high vibration in a 740-kW hot pump. The centrifugal pumps, which are employed in services with temperatures above 150°C, and wh

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