Blar i Institutt for geovitenskap og petroleum på tidsskrift "Energies"
Viser treff 1-20 av 25
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A Simple Analytical Approach to Simulate Underbalanced-drilling in Naturally Fractured Reservoirs - The Effect of Short Overbalanced Conditions and Time Effect
(Journal article; Peer reviewed, 2010)This paper describes an analytical approach to investigate the nature of short overbalanced conditions and time effects during underbalanced drilling (UBD) in a naturally fractured reservoir. This study uses an analytical ... -
Acid treatment as a way to reduce shale rock mechanical strength and to create a material prone to the formation of permanent well barrier
(Peer reviewed; Journal article, 2021)Utilization of natural shale formations for the creation of annular barriers in oil and gas wells is currently discussed as a mean of simplifying cumbersome plugging and abandonment procedures. Shales that are likely to ... -
Application of Digitalization in Real-Time Analysis of Drilling Dynamics Using Along-String Measurement (ASM) Data Along Wired Pipes
(Peer reviewed; Journal article, 2022)An automated drilling system requires a real-time evaluation of the drilling bit during drilling to optimize operation and determine when to stop drilling and switch bits. Furthermore, in the dynamic modeling of drill ... -
Design of Groundwater Heat Pump Systems. Principles, Tools, and Strategies for Controlling Gas and Precipitation Problems
(Journal article; Peer reviewed, 2019)The utilization of groundwater heat pump systems is increasing in Norway, which are currently widely employed for heating and cooling applications in the town center of Melhus. The investigations of the Melhus installations ... -
Drainage Potential Curves of Single Tapping Point for Bulk Oil–Water Separation in Pipe
(Peer reviewed; Journal article, 2022)In this study, experimental quantification of drainage potential curves for unspiked and spiked Exxsol D60 was performed and compared against simplified numerical model results. This potential relates to the flow rate of ... -
Dynamic Process Modeling of Topside Systems for Evaluating Power Consumption and Possibilities of Using Wind Power
(Peer reviewed; Journal article, 2022)Norwegian offshore wind farms may be able to supply power to offshore oil and gas platforms in the near future thanks to the expeditious development of offshore wind technology. This would result in a reduction in CO2 ... -
Enhancing oil recovery with hydrophilic polymer-coated silica nanoparticles.
(Peer reviewed; Journal article, 2020)Nanoparticles (NPs) have been proposed for enhanced oil recovery (EOR). The research has demonstrated marvelous effort to realize the mechanisms of nanoparticles EOR. Nevertheless, gaps still exist in terms of understanding ... -
Evaluation of the Effects of Coal Jigging by Means of Kruskal–Wallis and Friedman Tests
(Peer reviewed; Journal article, 2023)Coal beneficiation processes are often based on gravitational enrichment techniques. Therefore, various types of jigs are often used in this area. A number of factors determine the quality of the final product. Therefore, ... -
Experimental Study of Formation Damage during Underbalanced-Drilling in Naturally Fractured Formations
(Journal article; Peer reviewed, 2011)This paper describes an experimental investigation of formation damage in a fractured carbonate core sample under underbalanced drilling (UBD) conditions. A major portion of this study has concentrated on problems which ... -
Experimental study of the use of tracing particles for interface tracking in primary cementing in an eccentric hele–shaw cell
(Peer reviewed; Journal article, 2021)We present the results of the displacement flows of different Newtonian and Herschel–Bulkley non-Newtonian fluids in a new-developed eccentric Hele–Shaw cell with dynamic similarly to real field wellbore annulus during ... -
Fast Well Control Optimization with Two-Stage Proxy Modeling
(Peer reviewed; Journal article, 2023)Waterflooding is one of the methods used for increased hydrocarbon production. Waterflooding optimization can be computationally prohibitive if the reservoir model or the optimization problem is complex. Hence, proxy ... -
Machine learning: A useful tool in geomechanical studies, a case study from an offshore gas field
(Peer reviewed; Journal article, 2020)For a safe drilling operation with the of minimum borehole instability challenges, building a mechanical earth model (MEM) has proven to be extremely valuable. However, the natural complexity of reservoirs along with the ... -
Multi-criteria studies and assessment supporting the selection of locations and technologies used in co2-egs systems
(Peer reviewed; Journal article, 2021)The paper describes application of the cross-impact method in the process of selecting locations and technologies used in a geothermal system based on energy accumulated in a dry rock formation, where CO2 is used as the ... -
Multidisciplinary approaches for assessing a high temperature borehole thermal energy storage facility at linköping, sweden
(Journal article; Peer reviewed, 2021) -
On the Effect of CO2 on Seismic and Ultrasonic Properties: A Novel Shale Experiment
(Peer reviewed; Journal article, 2021)Carbon capture and storage (CCS) by geological sequestration comprises a permeable formation (reservoir) for CO2 storage topped by an impermeable formation (caprock). Time-lapse (4D) seismic is used to map CO2 movement in ... -
Optimization of Coal Production Based on the Modeling of the Jig Operation
(Peer reviewed; Journal article, 2023)This paper presents the jig operating properties of the selected final parameters of the hard coal concentrate. The quality parameters of the product, such as the yield and ash content, were evaluated in terms of the ... -
Polymer Gels Made with Functionalized Organo-Silica Nanomaterials for Conformance Control
(Journal article; Peer reviewed, 2019)Deep placement of gel in waterflooded hydrocarbon reservoirs may block channels with high water flow and may divert the water into other parts of the reservoir, resulting in higher oil production. In order to get the gel ... -
Prediction and Early Detection of Karsts — An Overview of Methods and Technologies for Safer Drilling in Carbonates
(Peer reviewed; Journal article, 2021)The nature of carbonate deposition as well as diagenetic processes can cause the development of unique geological features such as cavities, vugs and fractures. These are called karsts. Encountering karsts while drilling ... -
Proxy Model Development for the Optimization of Water Alternating CO2 Gas for Enhanced Oil Recovery
(Peer reviewed; Journal article, 2023)Optimization studies are an important task in reservoir engineering practices such as production optimization and EOR (Enhanced Oil Recovery) assessments. However, they are extensive studies with many simulations that ... -
Real-Time Detection of Karstification Hazards While Drilling in Carbonates †
(Peer reviewed; Journal article, 2022)The nature of carbonate deposition can cause the development of unique geological features such as cavities and vugs called karsts. Encountering karsts while drilling can lead to serious consequences. To improve drilling ...