Blar i Studentoppgaver (TN-IEP) på emneord "boreteknologi"
Viser treff 41-56 av 56
-
Optimization of perforation design at Oseberg South with regards to perforation clean-up and productivity
(Masteroppgave/UIS-TN-IEP/2019;, Master thesis, 2019-06)The Oseberg South field, originally estimated to contain 93.4 Sm3 oil equivalent of recoverable reserves, has been producing since 1985. Recent reports estimate remaining reserves to be approximately 25.1 Sm3 oil equivalents. ... -
Ormen Lange 6305/7 drilling data based ROP modelling and its application
(Masteroppgave/UIS-TN-IEP/2019;, Master thesis, 2019-06)During design and planning phase, determination of the accurate rate of penetration (ROP) is essential for efficient drilling operations. Optimized ROP predictions improve the drilling efficiency in terms of decreasing ... -
Performance evaluation of subsea petroleum activities utilizing vessels
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-07)Global consumption of the fossil fuels is continuously growing. The oil and gas industry is extending the frontiers of exploration and production towards challenging areas such as deep-water zones and arctic regions. ... -
Permanent plug and abandonment on Gyda field, challenges, solutions, and qualification of creeping formation to be used as a well barrier in Gyda
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-06-14)Well plugging and abandonment (P&A) presents a very substantial challenge to oil and gas operators, and this challenge will increase exponentially in the coming decades. P&A operation cost the operators billions of dollars ... -
Potential Utilization of Neutron Logging for Casing Cement Evaluation
(Masteroppgave/UIS-TN-IEP/2019;, Master thesis, 2019-06)Verification of casing cement integrity is crucial to ensure that the cement fulfills its purpose of zonal isolation, for optimal production and safety. This thesis introduces cement evaluation technology on the market ... -
Potential Utilization of Settled Barite as Permanent Barrier Material
(Masteroppgave/UIS-TN-IEP/2019;, Master thesis, 2019-06-14)The focus on permanent Plug and Abandonment (P&A) has increased the last few years, due to aging infrastructure of many of the fields on the Norwegian Continental Shelf (NCS). Permanent P&A introduces significant expenses ... -
Predictive accuracy of data-driven solutions to the transient response of the drilling system
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-07-15)One of the utmost desires of the drilling industry is full drilling automation to minimize well construction cost, optimize well performance and many other advantages. Dynamical system modeling and control of complex systems ... -
Pump pressure manipulation during MPD connection
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-14)Over time the remaining oil prospects are becoming harder to drill and managed pressure drilling is a tool that can be used to reach target depth in depleted reservoirs or similar narrow margin scenarios. In any narrow ... -
Reliability-Based Casing Design with Focus on an APB Collapse Scenario
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-15)In times of unstable oil price, optimization related to casing and tubing design becomes more important than ever. Reducing cost and at the same time ensuring reliable and safe drilling and completion installations becomes ... -
Rotary Steerable System modelling and simulator
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-06-12)Nowadays, there is a fact in the oil industry: directional drilling is a common and essential procedure in major drilling operations. With the development of technologies that allows horizontal and multilateral wells, the ... -
Study of the mixing zone between two drilling fluids with large density difference, when using the Heavy Over Light (HOL) solution for terrestrial drilling.
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-07)Abstract This study is based on the use of an innovative drilling technology, called Reelwell Drilling Method (RDM), recently developed and tested to solve various issues related to conventional drilling methods. These ... -
The Application of Data Analytics and Machine Learning for Formation Classification and Bit Dull Grading Prediction
(Masteroppgave/UIS-TN-IEP/2019;, Master thesis, 2019-06-15)The oil and gas industry, especially its upstream part generates a massive amount of data. The proper data collection and processing are the vital elements of reducing the non-productive time and increasing the drilling ... -
The Physics of Buoyancy, Effective Tension and Pinching-off Effect
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-13)The thesis addresses at the beginning the understanding of the development of forces that result in buoyancy, and the concept of effective forces. Then, it continues more in-depth with an application of effective forces ... -
Understanding Leakage Rates in Permanently Abandoned Wells by Studying Natural Hydrocarbon Seepages
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06)Permanent plug and abandonment (PP&A) of wells is steadily becoming more important on the Norwegian Continental Shelf (NCS), as a large number of fields are approaching end of their productive life. Combining operational, ... -
Use of the Quemada Model for Modelling Viscous Behaviour of Drilling Fluids.
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-07-15)Drilling fluids are essential for drilling operations and serve many important functions. To maintain control of the wellbore, while ensuring sufficient cutting transportation, good understanding of the rheological properties ... -
Water Injection in Wisting - importance of barrier management
(Masteroppgave/UIS-TN-IEP/2019;, Master thesis, 2019-06-07)A preselected Wisting well injector design has been used as a basis for this study. Because of the challenges following an ultra shallow reservoir and an almost negligible stress contrast between the reservoir and cap rock, ...