Blar i NTNU Open på forfatter "Løvik, Pål Skønberg"
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Estimation of Bottomhole Pressure for Managed Pressure Drilling: Comparison of Nonlinear Estimators
Løvik, Pål Skønberg (Master thesis, 2011)To avoid hole stability problems in an increasingly fierce drilling environment, the demand for accurate control of the pressure profile during drilling operations is rising. As standard instrumentation of drilling rigs ...