Browsing Faculty of Science and Technology by Title
Now showing items 2484-2503 of 7083
-
Experimental investigation of the high-pressure sealing capacity for three different LCM systems
(Masteroppgave/UIS-TN-IEP/2019;, Master thesis, 2019-06)As loss of circulation is still a major problem in the drilling industry, hundreds of lost circulation treatments are available on the market. The goal of this thesis is not to present a complete list of available products, ... -
Experimental Investigation of the Mechanisms of Salt Precipitation during CO2 Injection in Sandstone
(Peer reviewed; Journal article, 2019)Deep saline reservoirs have the highest volumetric CO2 storage potential, but drying and salt precipitation during CO2 injection could severely impair CO2 injectivity. The physical mechanisms and impact of salt precipitation, ... -
Experimental investigation of the potential of UCA and NMR for the detection of particle sedimentation in drilling fluids
(Masteroppgave/UIS-TN-IPT/2013;, Master thesis, 2013-06-17)Both ultrasound and Nuclear Magnetic Resonance (NMR) have previously been investigated for the potential of monitoring barite sag in drilling fluids. The Ultrasonic Cement Analyzer (UCA) registers the speed of ultrasound ... -
Experimental Investigation on Effect of Weight Fraction of Sisal Fiber on Mechanical Properties of Sisal-E-Glass Hybrid Polymer Composites
(Peer reviewed; Journal article, 2023)Currently, hybridizing natural fibers with synthetic fiber is considered as the best solution for reducing the environmental pollution and the cost of materials. This is due to the lower mechanical properties and high water ... -
Experimental investigation on the mechanical and chemical properties of lightweight aggregate concrete with CO2 curing
(Peer reviewed; Journal article, 2021)In the cement and concrete industry, enormous amounts of Carbon Dioxide (CO2) are emitted during their production processes. Carbon dioxide emission significantly contributes to the global climate change, which has been ... -
Experimental lost circulation and performance simulation studies of 60/40, 70/30, 80/20 and 90/10 OBMs
(Masteroppgave/UIS-TN-IPT/2015;, Master thesis, 2015-06-15)Lost circulation has been and still is a cost factor for the drilling industry. By using lost circulation material in drilling fluid, it is possible to mitigate unnecessary loss of drilling fluid. This thesis presents ... -
Experimental Methods for Investigation of Drilling Fluid Displacement in Irregular Annuli
(Peer reviewed; Journal article, 2020)Experimental methods are still indispensable for fluid mechanics research, despite advancements in the modelling and computer simulation field. Experimental data are vital for validating simulations of complex flow systems. ... -
Experimental Reproduction of Wettability for Core Analysis
(PhD thesis UiS;, Doctoral thesis, 2022-09)The ideal scenario when core samples are retrieved from the field to the lab is to start the experiment immediately without any treatment. Due to a decrease in pressure and temperature from reservoir to standard conditions, ... -
Experimental studies: Formulation of a New Geopolymer and Investigation of Effect of Nanoparticles
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020)Well integrity survey from the Norwegian Continental Shelf (NCS) indicated that out of the 75 production and injection wells, cement recorded about 11% integrity issue. According to the NORSOK D-10 requirement for cement ... -
Experimental Study and Optimization of Expanding Pin Technology for Heavy Duty Machine Joint Application
(Master thesis, 2021)In this thesis, a type of pin joint, namely Bondura Expanding Pin System (EPS) is subject of study which has ability to create a rigid and reliable connection. This joint system is specially designed for heavy duty machines ... -
Experimental Study of Automated Characterization of Non-Newtonian Fluids
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-08)The automation of the drilling fluid properties measurement is a research area that has been pursued in the last few years by the oil industry. Adequate control and monitoring of the density and rheology of the drilling ... -
Experimental Study of Displacement Flow of Miscible Fluids with Density Contrast in a Vertical, Concentric Annulus with Relevance to Reverse Cementing Technology
(Master thesis, 2022)The primary cement job is an essential and complex operation in the oil and gas industry which is performed to support the casing, build a well barrier, and produce an isolated zone. Complete displacement of the drilling ... -
Experimental Study of Hydraulic Sealability and Shear Bond Strength of Cementitious Barrier Materials
(Peer reviewed; Journal article, 2021-06)In this experimental study, two different cementitious materials, including (i) a class of expansive cement currently used for plug and abandonment (P&A) operations and (ii) a non-cement-based naturally occurring rock, ... -
Experimental study of indentation related to slips design for well intervention plug
(Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013-06)On behalf of the well technology E plug, an experimental study has been conducted on the subject of indentation related to a mechanical component called slips. Slips are a type of metal wedge element with sharpened teeth ... -
Experimental Study of Loss Circulation Materials Bridging Performance in K/Na-formate based Drilling Fluids
(Master thesis, 2021)The loss of drilling fluid is one of the main concerns of the petroleum industry, causing excessive expenditure both for operational and increasing the non-productive drilling time (NPT). The NPT associated with loss ... -
Experimental study of low salinity EOR effects from the Varg field
(Masteroppgave/UIS-TN-IPT/2010;, Master thesis, 2010)The extra oil recovery obtained when flooding a sandstone reservoir with low saline water is called low salinity (LowSal) effect. The term salinity refers to amount (and type) of salt that makes up the ionic composition ... -
Experimental Study of Particle Dynamics in Circular Channel Flow
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-15)The study of liquid-particle interaction is the vital importance in many industries, especially for the petroleum well drilling and hole-cleaning operations. The data obtained from laboratory-scale experiments, simulations, ... -
Experimental study of physical, chemical and mechanical properties of enset and sisal fibers
(Peer reviewed; Journal article, 2021)The properties of composites depend on type and properties of the fiber, fiber structure and treatment. In this study, effects of NaOH treatment on the physical, chemical and mechanical properties of fibers collected from ... -
An Experimental Study of the Enhanced Mass Transfer Process by CO2 Absorption for Carbon Storage in Saline Aquifers
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-07-21)Diffusion of CO2 into water-based solutions generate an instability at the interface as a result of density differences. The rate of dissolution, the final saturation pressure and the mixing regime caused by convection ... -
Experimental Study on Automatic Evaluation of Drilling Fluid Properties
(Masteroppgave/UIS-TN-IPT/2017;, Master thesis, 2017-06-14)The drilling fluid has several important functions such as transporting cuttings out of the well and being a primary barrier during the drilling operation. When drilling challenging wells in the present and future, factors ...