Blar i NTNU Open på forfatter "Torsæter, Ole"
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Evaluation of Fishbone Lateral Stimulation: A Simulation Study
Priskila, Laura Maria (Master thesis, 2014)Fishbone stimulation was simulated using ECLIPSE 100 in autumn semester project, 2013. I used LGR (Local Grid Refinement) Options in ECLIPSE to emulate fishbone needles extending to reservoir for a single vertical well. ... -
Evaluation of Microbial Enhanced Oil Recovery using the MRST Simulator
Akindipe, Dayo (Master thesis, 2016)Microbial enhanced oil recovery (MEOR), as a field of study, exploits the benefits of microbes for the purpose of improving microscopic as well as macroscopic displacement of oil by water. This work has been carried out ... -
Experimental Investigation of Nanoparticle Adsorption and Pore Blockage in Intermediate Wet Berea Sandstone
Damgaard, Tore Sebastian (Master thesis, 2017)The global demand of energy is increasing with the growing population, and an increased consumption of available resources is therefore required. Even though there has been more focus on renewable energy over the last ... -
Experimental Investigation of Polymer-Coated Silica Nanoparticles for Enhanced Oil Recovery.
Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole (Journal article; Peer reviewed, 2019)Recently, polymer-coated nanoparticles were proposed for enhanced oil recovery (EOR) due to their improved properties such as solubility, stability, stabilization of emulsions and low particle retention on the rock surface. ... -
Experimental investigation of polymer-coated silica nanoparticles for EOR under harsh reservoir conditions of high temperature and salinity.
Bila, Alberto Luis; Torsæter, Ole (Peer reviewed; Journal article, 2021)Laboratory experiments have shown higher oil recovery with nanoparticle (NPs) flooding. Accordingly, many studies have investigated the nanoparticle-aided sweep efficiency of the injection fluid. The change in wettability ... -
Experimental investigation of stability of silica nanoparticles at reservoir conditions for enhanced oil-recovery applications
Li, Shidong; Ng, Yeap Hung; Lau, Hon Chung; Torsæter, Ole; Stubbs, Ludger P. (Peer reviewed; Journal article, 2020)To be effective enhanced oil-recovery (EOR) agents, nanoparticles must be stable and be transported through a reservoir. However, the stability of a nanoparticle suspension at reservoir salinity and temperature is still a ... -
Experimental investigation of the effect of adding nanoparticles to polymer flooding in water-wet micromodels
Rueda, Edgar; Akarri, Salem Saeed Fadhl; Torsæter, Ole; Moreno, Rosangela B.Z.L. (Peer reviewed; Journal article, 2020)Recently, the combination of conventional chemical methods for enhanced oil recovery (EOR) and nanotechnology has received lots of attention. This experimental study explores the dynamic changes in the oil configuration ... -
Experimental Investigation of the Effect of Silica Nanoparticles on Interfacial Tension and Wettability during Low Salinity Water Flooding: A Micromodel Study
Safarzadeh, Shirin; Bila, Alberto Luis; Torsæter, Ole (Peer reviewed; Journal article, 2022)Objective: The present paper investigates the effect of nanoparticle concentrations on the interfacial tension and wettability during the low salinity water flooding (LSWF) at microscale. Method: A wide range of LSW ... -
Experimental Study of Flow of Nanocellulose in Porous Media for Enhanced Oil Recovery Application
Aadland, Reidun Cecilie Grønfur (Doctoral theses at NTNU;2019:339, Doctoral thesis, 2019) -
Experimental Study of Nanoparticle Injection for Enhanced Oil Recovery
Kjørslevik, Erik Kristoffer Carlsen (Master thesis, 2018)The potential of a total of 13 nanofluids with 0.1% by weight nanoparticles in them are tested for EOR capabilities in this work. The nanoparticles used in the nanofluids are mostly silica based particles with different ... -
Experimental Study of Residual Gas Saturation using both Spontaneous and Forced Imbibition Method, where IsoparL is the Wetting Phase
Eikevåg, Trude Kolle (Master thesis, 2012)Today most of the oil is produced. This has triggered a wider interest for gas reservoirs. To determine how much gas that can be recovered in a reservoir it is important with good knowledge of the trapped gas saturation. ... -
An Experimental Study of the Use of Silica and CNC Nanofluids for EOR by Spontaneous Imbibition
Mo, Ida Kristin (Master thesis, 2017)Approximately half of the oil is still left in the reservoirs after primary and secondary oil recovery today. To increase the oil recovery from the reservoirs it is necessary to apply Enhanced Oil Recovery (EOR) Methods. ... -
Field-Scale Modeling of Low Salinity Water Flooding - Wettability Alteration
Kallestad, Anna Bjørke (Master thesis, 2021)Injeksjon av vann med lavt saltinnhold (LSWF) er en økt oljeutvinningsmetode (EOR) der ionsammensetning og saltinnhold er modifisert. Utvinningsteknikken har en lav kostnad og regnes som miljøvennlig sammenlignet med andre ... -
Fluid flow through 3D-printed particle beds: a new technique for understanding, validating, and improving predictability of permeability from empirical equations
Gjengedal, Sondre; Brøtan, Vegard; Buset, Ole Tore; Larsen, Erik; Åsebø Berg, Olav; Torsæter, Ole; Ramstad, Randi Kalskin; Hilmo, Bernt Olav; Frengstad, Bjørn (Peer reviewed; Journal article, 2020)The application of 3D technology for fabrication of artificial porous media samples improves porous media flow studies. The geometrical characteristics of a porous media pore channel: the channel shape, size, porosity, ... -
Fluid Topology in Pore Scale Two‐Phase Flow Imaged by Synchrotron X‐ray Microtomography
Hosseinzade Khanamiri, Hamid; Torsæter, Ole (Journal article; Peer reviewed, 2018)A flow experiment including drainage and imbibition by water and surfactant was performed on a water‐wet Berea sandstone. The three‐dimensional (3‐D) pore scale changes of the fluid configuration were captured under flow ... -
Foam Generation and Visualization Experiments in Micromodels
Bouhouche, Mohamed Amine (Master thesis, 2018)Foam has a wide range of applications in the petroleum industry. Historically, foam has been used in acid diversion in well-stimulation, air/gas drilling, and liquid removal in gas wells [1-3]. Furthermore, foam is an ... -
Generating a Regression Model Proxy for CO2 storage
Stausland, Jørgen (Master thesis, 2014)CO2 storage is regarded an important asset in reducing total CO2 emissions to the atmosphere. Several methods for storing CO2 have been proposed, but underground storage in saline aquifers are among the most promising. ... -
Green EOR - Numerical and Experimental Studies on Nanoparticle Induced Wettability Alternation of Rock
Taheriotaghsara, Mirhossein (Master thesis, 2016)Considering the fact that the number of new discoveries is decreasing and the current resources are rapidly consuming, the application of new technologies to sustain the production rates is essential. Nanotechnology due ... -
High salinity and high temperature stable colloidal silica nanoparticles with wettability alteration ability for EOR application.
Hadia, Nanji; Ng, Yeap Hung; Stubbs, Ludger P.; Torsæter, Ole (Peer reviewed; Journal article, 2021)The stability of nanoparticles at reservoir conditions is a key for a successful application of nanofluids for any oilfield operations, e.g., enhanced oil recovery (EOR). It has, however, remained a challenge to stabilize ... -
High-Temperature Core Flood Investigation of Nanocellulose as a Green Additive for Enhanced Oil Recovery
Aadland, Reidun Cecilie Grønfur; Jakobsen, Trygve Dagsloth; Heggset, Ellinor Bævre; Long-Sanouiller, Haili; Simon, Sebastien Charles; Paso, Kristofer Gunnar; Syverud, Kristin; Torsæter, Ole (Journal article; Peer reviewed, 2019)Recent studies have discovered a substantial viscosity increase of aqueous cellulose nanocrystal (CNC) dispersions upon heat aging at temperatures above 90 °C. This distinct change in material properties at very low ...