Holdup predictions for wet-gas pipelines compared

Richard H. Shea Scandpower Inc. Houston Jon Rasmussen Scandpower A.S. Kjeller, Norway Paal Hedne Sintef Trondheim Dag Malnes Consultant Oslo In several predictive methods commonly used for wet-gas pipeline holdup, the magnitude of errors varies greatly. Comparison of these methods and their errors, given in this article, indicate that correlation-based methods should not be used for holdup prediction. Mechanistic models, on the other hand, yield better predictions of liquid holdup for hilly terrain pipelines. Test data from the Sintef Multiphase Flow Laboratory, Trondheim, Norway, however, indicate that even the best methods can give errors on...

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