July 2002


Reduce risk of vibration-induced pipework failure

Use these guidelines to help ensure reliability after plant modifications

Ballantyne, D., Lewandowski, S., Shell UK Exploration and Production; Martin, J. T., Shell Global Solutions International BV; Swindell, R. J., ATL Consulting Group Ltd.

A vibration management procedure for process pipework has been implemented in the Shell Expro St. Fergus Gas Plant to allow potential threat due to excessive vibration to be assessed in a structured manner by an engineer. This will allow the St. Fergus Gas Plant to be operated at increased capacity with confidence and continued reliability and availability. Benefits of the vibration management procedure are: A focused and proactive identification of vibration threats to main-line pipework and small bore connections A 78% reduction in small bore connection assessment effort, thereby reducing manpow

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