Blar i Department of Energy and Petroleum Engineering (TN-IEP) på tittel
Viser treff 153-172 av 572
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Development and Characterization of a Pressure Transmitting Sag Prevention Gel Pill
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-06-08)Barite sag is a risky phenomenon to manage as particle settlement occurs in all types of drilling fluids containing weighting agents’ materials to achieve density. This leads to the phenomenon of sag which is known to ... -
Development of a novel experimental technique for the measurement of residual wall layer thickness in water-oil displacement flows
(Peer reviewed; Journal article, 2023)The effective removal and displacement of fluids is important in many industrial and environmental applications, such as for operation and cleaning of process equipment, fluid injection in porous media for oil recovery or ... -
Development of a surrogate model of a trans-critical CO2 heat pump for use in operations optimization using an artificial neural network
(Peer reviewed; Journal article, 2023)Conventional physics-based models can demand substantial computational resources when employed for operational optimization. To allow faster system simulations that can be employed for operational optimization, a surrogate ... -
Development of One-Part Rock-Based Geopolymers for Downhole Cementing Applications
(Peer reviewed; Journal article, 2023-10)The use of geopolymers as a full replacement for cement in oil well cementing applications requires the development of not only environmentally friendly but also user-friendly cementitious materials. This study aims to ... -
Development of Real-Time Smart Data Analytic Tools for Monitoring and Optimum Operation of MGT Systems
(PhD Theses;762, Doctoral thesis, 2024)In the evolving energy landscape, a shift away from traditional centralized power models is underway. Distributed energy generation (DEG) takes the spotlight, enabling consumers to utilize a tailored mix of energy sources. ... -
Digital Image Analysis for Petrophysical Evaluation
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-15)Economic feasibility of any field development largely depends upon its reservoir storage and flow capacity. Porosity, saturation and permeability are important parameters to determine the type and volume of hydrocarbons ... -
Digital Twin Development for an In-House Drilling Simulator
(Master thesis, 2021)Digitalization is a process that has become inevitable due to the broad economic benefits brought to its assets. The automation and digitalization of the drilling process have advanced greatly throughout the years. The ... -
Digitalization and changes to work organization and management in the Norwegian petroleum industry
(Peer reviewed; Journal article, 2023)This article analyses how implementation and use of digital technologies involve changes in work content, organization, and management in the petroleum industry. This is important, given that the industry is in a phase ... -
Direct air capture of CO2 by adsorption on zeolites
(Master thesis, 2021)Greenhouse gases have become a consequential global issue. Carbon dioxide (CO2) is the most abundant greenhouse gas, that is significantly contributing to disastrous changes in the global climate. The escalating levels of ... -
Directional Drilling: Trajectory Design and Position Uncertainty Study for a Laboratory Drilling Rig.
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-06-19)This thesis investigates how trajectory optimisation and position uncertainty calcu- lations can be performed on a laboratory drilling rig. The improvements made are to be used on the drilling rig designed and ... -
Downhole Temperature Modeling for Non-Newtonian Fluids in ERD Wells
(Journal article; Peer reviewed, 2018)Having precise information of fluids' temperatures is a critical process during planning of drilling operations, especially for extended reach drilling (ERD). The objective of this paper is to develop an accurate temperature ... -
Drill-in fluids and hydraulic fracturing characterization of lost circulation material
(Master thesis, 2021)Sodium formate and Potassium formate-based drill-in fluids were designed and characterized at the UIS lab. Moreover, Cesium/Potassium- based drill-in fluids were formulated and characterized its properties along with its ... -
Drilling and Well - Valve usage in changing environment
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-15)Since the oil price experienced its drastic fall summer 2014, a leaner and more cost effective oil and gas production have been an important element for oil and gas companies. This is why this paper in cooperation with ... -
Drilling data quality improvement and information extraction with case studies
(Peer reviewed; Journal article, 2020)Data analytics is a process of data acquiring, transforming, interpreting, modelling, displaying and storing data with an aim of extracting useful information, so that decision-making, actions executing, events detecting ... -
Drilling Fluid Additives for Wellbore Strengthening and Reservoir Protection
(PhD Theses;726, Doctoral thesis, 2023)The objective of the research was to optimise drilling fluid additives for wellbore strengthening, preventing lost circulation and avoiding drilling fluid induced formation damage. Industry standard testing, such as HTHP ... -
Drilling in karstified carbonates
(Masteroppgave/UIS-TN-IEP/2019;, Master thesis, 2019-06-14)Karst cavities and depressions are collectors of various minerals, such as oil and gas, drinking and industrial waters, bauxite, various ores, phosphates, diamonds, gold and tin stone, refractory clay and many others. Of ... -
Drilling Optimisation on the Norwegian Continental Shelf: Opportunities in Well Design Practice
(Master thesis, 2018-04-17)The purpose of this thesis was to attempt to provide evidence that Norway’s drilling fraternity is long overdue for a re-think in the way it drills wells. In so doing, the author has chosen to focus on slim well drilling ... -
Dry reforming of methane over Ni-Fe bimetallic catalyst
(Master thesis, 2021)Our climate is changing for the worse as the concentration of greenhouse gases in the atmosphere increases. Climate change is one of the most important challenges of our time. Emissions of greenhouse gases (GHG) have been ... -
Dynamic Acceptance Criteria for Periodic Testing of Downhole Safety Valves
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-06-15)Downhole Safety Valves (DHSVs) are periodically leak tested as part of the preventative maintenance program on an oil and gas producing facility. The last couple of years, the oil and gas industry on the Norwegian Continental ... -
Dynamic interfacial tension measurement method using axisymmetric drop shape analysis
(Journal article; Peer reviewed, 2018-06)The current method describes a simple modification to the dynamic and equilibrium interfacial tension (IFT) measurement in a multiphase system (gas-liquid/liquid-liquid) by the Axisymmetric Drop Shape Analysis (ADSA) pendant ...