Blar i NTNU Open på forfatter "Gundersen, Egil"
-
Development and Implementation of the Control System for an Autonomous Choke Valve for Downhole Flow and Pressure Control
Christensen, Martin Øvsthus; Gundersen, Egil (Master thesis, 2016)Drilling operations in the oil and gas industry calls for tight control of well pressure. A drilling fluid is used to control the pressure in the well, remove cuttings, and lubricate and cool the drill bit. If the well ...