Transient Simulator-Based Training of Rig-Site Decision Makers and Rig Crews for
Through-Tubing Coiled Tubing Underbalanced Multilateral Project
P. J. Frink/Blade Energy Partners; C. Leslie/BP plc; J.E. Wooten/Blade Energy Partners
Copyright 2004, Society of Petroleum Engineers Inc.
This paper was prepared for presentation at the SPE/ICoTA Coiled Tubing Conference and
Exhibition held in Houston, Texas, U.S.A., 23–24 March 2004.
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The Sajaa Gas field, producing from the Thamama carbonate
formation, is a prolific and important gas producing field for
BP-Sharjah and its partners in Sharjah, United Arab Emirates.1
In December 2002, BP-Sharjah decided to embark on a
through tubing coiled tubing UBD campaign to drill
underbalanced, horizontal multilateral sidetracks to increase
wellbore deliverability in this low pressure environment.2
Due to the probability of cross-flow between multilateral
legs due to variations in re