Blar i Vitenskapelige publikasjoner (TN-IMBM) på tittel
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Determination of atomic positions and polar direction in half-Heusler material Sb1- xSnxTi1-y-zHfyZrzCo using electron channeling
(Journal article; Peer reviewed, 2018-12)Variation of electron-induced x-ray emission with the crystal direction of an incoming electron beam (channeling) is used to study the crystal site preference of different elements in a promising thermoelectric half-Heusler ... -
Determination of extreme responses of USFG’s equilibrium glide path hovering in ocean current
(Peer reviewed; Journal article, 2022)The UiS subsea-freight glider (USFG) is a state-of-the-art autonomous vessel designed to be an alternative to existing transportation technologies and serve the demands of small-scale fields for CO2 transportation. Generally, ... -
Determining Optimum Rotary Blade Design for Wind-Powered Water-Pumping Systems for Local Selected Sites
(Peer reviewed; Journal article, 2021)The design of a windmill rotor is critical for harnessing wind energy. In this work, a study is conducted to optimize the design and performance of a rotor blade that is suitable for low wind conditions. The windmills’ ... -
A deterministic algorithm for nonlinear, fatigue-based structural health monitoring
(Peer reviewed; Journal article, 2021-10)The irregularity of peak and valley stress values of loading histories is the main impediment for accurate fatigue-based structural health monitoring. Since the available fatigue material data (e.g., S-N curves) have been ... -
Development of a coupling algorithm for fluid-structure interaction analysis of submerged aquaculture nets
(Peer reviewed; Journal article, 2021-12)A coupling algorithm between two open-source numerical toolboxes, i.e., OpenFOAM and Code_Aster, is implemented for fluid-structure interaction analysis of submerged nets. This algorithm is developed to handle the wake ... -
Development of a method for evaluation of measures used for winterization of offshore facilities and units
(Peer reviewed; Journal article, 2019)The environmental conditions in the Barents Sea include low temperatures, wind, snow and precipitation influencing safety, working environment, operations and equipment functionality. The conditions are not extreme compared ... -
Development of a Procedure for Risk-Based Qualification of Additively Manufactured Components: Adopting to Oil and Gas Industrial Applications
(Peer reviewed; Journal article, 2022-10)Recent advances in additive manufacturing (AM) technology provide the potential for on-demand and rapid production of spare parts during urgent repair times. Recently, big oil and gas companies have shown early progress ... -
Development of Construction Material Using Wastewater: An Application of Circular Economy for Mass Production of Bricks
(Peer reviewed; Journal article, 2022)Water is one of the necessary ingredients for construction materials. Billions of gallons of clean water are wasted during the development of fired clay bricks. Similarly, the waste of clean water is a global issue. In ... -
Digitalization of Distribution Transformer Failure Probability Using Weibull Approach towards Digital Transformation of Power Distribution Systems
(Peer reviewed; Journal article, 2023)Digitalization of the failure-probability modeling of crucial components in power-distribution systems is important for improving risk and reliability analysis for system-maintenance and asset-management practices. This ... -
Digitization Methods of Grinding Pins for Technological Process Planning
(Peer reviewed; Journal article, 2020)The paper presents different techniques for digitizing grinding pins and discusses the use of digitalized pins and the results of measurements in technological process planning (TPP), focusing on the challenges of the ... -
Directed laser deposition of super duplex stainless steel: Microstructure, texture evolution, and mechanical properties
(Peer reviewed; Journal article, 2023-04)Microstructure and texture evolution of directed-laser deposited super-duplex stainless-steel, in the as-received block, were characterized using light and electron microscopies and electron backscattered diffraction. ... -
Disc golf trajectory modelling combining computational fluid dynamics and rigid body dynamics
(Peer reviewed; Journal article, 2022)In the sport of disc golf, athletes utilize discs with various shapes to achieve their desired throws. Computational methods have the potential to give further insight into how the disc shape and throw parameters influence ... -
Distinguishing space groups by electron channelling: centrosymmetric full-Heusler or non-centrosymmetric half-Heusler?
(Peer reviewed; Journal article, 2020)X-ray emission under electron-channelling conditions is used to distinguish between a non-centrosymmetric half-Heusler and a centrosymmetric full-Heusler crystal. For TiCo1.5+xSn the space-group determination based on a ... -
Dual lidar wind measurements along an upstream horizontal line perpendicular to a suspension bridge
(Peer reviewed; Journal article, 2021)Remote wind sensing can complement traditional anemometry at a bridge site and contribute to an improved wind-resistant design of long-span bridges. This study examines wind lidar measurement data recorded along a ... -
Duplex steel welding in artic conditions – Correlation of welding parameters in relation to HISC
(Peer reviewed; Journal article, 2021)Duplex steel is an austenitic-femtic steel alloy commonly used in the offshore and subsea oil and gas industry. Duplex steel provides a unique combination of good mechanical properties and corrosion resistance in sweet and ... -
Dynamic Analysis and Extreme Response Evaluation of Lifting Operation of the Offshore Wind Turbine Jacket Foundation Using a Floating Crane Vessel
(Peer reviewed; Journal article, 2022)The jacket is the most widely-used fixed foundation for offshore wind turbines due to its superior strength and low installation cost in relatively deep waters. Floating crane vessels are commonly used to install jacket ... -
Dynamic analysis and validation of a multi-body floating wind turbine using the moving frame method
(Peer reviewed; Journal article, 2023)This research applies the moving frame method (MFM) to the multi-body dynamic analysis of an OC3 phase IV spar buoy with the NREL 5MW turbine. Further, it verifies previous results obtained through numerical comparisons ... -
Dynamic analysis of a two-rotor wind turbine on spar-type floating platform
(Peer reviewed; Journal article, 2021-07)The dynamic response of a two-rotor wind turbine mounted on a spar-type floating platform is studied. The response is compared against the baseline OC3 single-rotor design. Structural design shows how the two-rotor design ... -
Dynamic Analysis of Splash-zone Crossing Operation for a Subsea Template
(Peer reviewed; Journal article, 2022)Subsea templates are steel structures used to support subsea well components. Normally, offshore crane vessels are employed to install them to the target location on the seabed. Crossing the splash-zone during the lowering ... -
Dynamic analysis of spur gear with backlash using ADAMS
(Peer reviewed; Journal article, 2020)Gear tooth profile can deviate from its initial design shape and size as a result of increasing service time under time-varying load, introducing external agents like debris, overheating due to friction, wear, and in ...