Master's thesis in Petroleum EngineeringAutomation is introduced to the industrial field long time ago, but still in its first steps in the oil and gas industry. There are many reasons led to this slow of automation in this industry. These reasons related to the industry itself, technical reasons, and human related reasons. Manage pressure drilling (MPD) is one of the important and advance drilling methods today to solve a lot of drilling problems in high efficiency, safe and economic way. The automation drilling based on understanding both automation processes and drilling process in design, planning and execution. The automated MPD expected to be the most efficient method of drilling in the next few years both as a drilling operation an...