LIQUIDS ENTRAINMENT—2: On line liquid-entrainment testing confirms CFD model prediction

This is the second of three articles that describes BP’s experience with reciprocating compressor damage from liquids intrusion at two facilities, in Oklahoma and Alaska.Part 1 of the series (OGJ, May 18, 2009, p. 46) discussed the role of changing operating conditions in leading to compressor damage and reviewed details of the Oklahoma incident.This second article reviews the validation of CFD modeling by on line laser isokinetic probe sampling for liquid entrainment and the impact of NGL solubility in compressor lube oil.The concluding article (OGJ, June 8, 2009) will examine the use of state-of-the-art in-line cyclonic separation technology to mitigate liquid entrainment.BP owns ...

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