Blar i Faculty of Science and Technology på tittel
Viser treff 4413-4432 av 7045
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A novel method for prediction of extreme wind speeds across parts of Southern Norway
(Peer reviewed; Journal article, 2022)The paper describes a novel structural reliability method, particularly suitable for multi-dimensional environmental systems, either measured or numerically simulated over a sufficient period, resulting in sufficiently ... -
Novel methods for coupled prediction of extreme wind speeds and wave heights
(Peer reviewed; Journal article, 2023)Two novel methods are being outlined that, when combined, can be used for spatiotemporal analysis of wind speeds and wave heights, thus contributing to global climate studies. First, the authors provide a unique reliability ... -
Novel methods for reliability study of multi-dimensional non-linear dynamic systems
(Peer reviewed; Journal article, 2023)This research presents two unique techniques for engineering system reliability analysis of multi-dimensional non-linear dynamic structures. First, the structural reliability technique works best for multi-dimensional ... -
A Novel Model for Risk Regulations in the Offshore Oil and Gas Industry
(Peer reviewed; Journal article, 2022)Increasing interest from stakeholders has brought about a new emphasis on risk regulation in the oil and gas industry. Our basis for this work is the offshore oil and gas industry, which is composed of major operators, ... -
A novel multi regional reliability method for Covid-19 death forecast
(Peer reviewed; Journal article, 2022)Novel coronavirus disease is spread worldwide with considerable morbidity and mortality and presents an enormous burden on worldwide public health. The present study describes a novel bio-system reliability approach, ... -
A novel multi-dimensional reliability approach for floating wind turbines under power production conditions
(Peer reviewed; Journal article, 2022-08)Floating offshore wind turbines (FOWT) generate green renewable energy and are a vital part of the modern offshore wind energy industry. Robust predicting extreme offshore loads during FOWT operations is an important safety ... -
Novel Principles for Effective Earth Model Grid Management while Geosteering
(PhD thesis UiS;409, Doctoral thesis, 2018-09)The aim of geosteering is to place the well optimally in the reservoir, based on the available measurements and interpretations of the geology. The interpretations are captured in earth models that are used for decision ... -
Novel reliability method validation for offshore structural dynamic response
(Peer reviewed; Journal article, 2022)The paper validates novel structural reliability Gaidai-Fu-Xing (GFX) method, particularly suitable for multi-dimensional structural responses, versus well established bivariate statistical method, that is known to accurately ... -
A novel statistical method for long-term coronavirus modelling
(Peer reviewed; Journal article, 2022)Background: Novel coronavirus disease has been recently a concern for worldwide public health. To determine epidemic rate probability at any time in any region of interest, one needs efficient bio-system reliability approach, ... -
A Novel Technique for Temporarily Repair and Improvement of Damaged Pin Joint Support Bores
(Peer reviewed; Journal article, 2022)Damaged support bores due to wear and ovality can be critical for a machine and its operation, in addition to representing a safety problem and risk of pin breakage. It can be a costly operation to perform the required ... -
NOx-utslipp fra skip
(Masteroppgave/UIS-TN-IKM/2007, Master thesis, 2008) -
Nullvekstmålet i Stavanger området
(Bachelor thesis, 2022)Som følge av bestemmelser og enighet fra FN og EU har Norge blitt med på å bekjempe klimautfordringen som verden står ovenfor. Staten har tatt på seg å redusere all utslipp fra klimagass med 50% innen 2030. Videre har ... -
Nullvekstmålet og lokalisering av publikumsrettede offentlige virksomheter: Relokalisering av Stavanger universitetssykehus
(Masteroppgave/UIS-TN-IØRP/2017;, Master thesis, 2017-06-26)Som ledd i arbeidet med utvikling av miljøvennlig areal- og transportinfrastruktur, stilles det fra nasjonalt hold krav om at offentlige publikumsrettede virksomheter, eksempelvis sykehus, skal lokaliseres i områder som ... -
Numerical analysis and risk analysis of the lifting operation of a subsea template
(Master thesis, 2022)Two different templates, template A and template B, for subsea oil and gas production are studied in this work. Numerical time-domain simulations for the crossing of the splash zone are run in OrcaFlex. Template A has ... -
Numerical analysis of a vessel-shaped offshore fish farm
(Peer reviewed; Journal article, 2018)The aquaculture industry is aiming to move fish farms from nearshore areas to open seas because of many attractive advantages in the open water. However, one major challenge is to design the structure to withstand the ... -
Numerical analysis of interference between an otter trawl board and a pipe-in-pipe system
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06-29)Subsea pipelines are likely to be exposed to fishing activity, which may results in trawl gear interacting with a pipeline. The interaction is classified into impact, pull-over and a special case called hooking. The trawl ... -
Numerical Analysis of the Effect of Offshore Turbulent Wind Inflow on the Response of a Spar Wind Turbine
(Peer reviewed; Journal article, 2020)Turbulent wind at offshore sites is known as the main cause for fatigue on offshore wind turbine components. Numerical simulations are commonly used to predict the loads and motions of floating offshore wind turbines; ... -
Numerical analysis of the influence of friction conditions on the pile-up effect in Vickers hardness measurements
(Peer reviewed; Journal article, 2019)Vickers indentation load-depth curve may be used to determine basic mechanical properties of metallic materials such as hardness, yield stress, modulus of elasticity, and elastic and plastic work. The pile-up phenomenon ... -
Numerical analysis of vortex shedding
(Masteroppgave/UIS-TN-IKM/2010;, Master thesis, 2010)This report deals with structural vibrations of wind exposed structures caused by the vortex shedding phenomena. The theory of vortex shedding and the field of study called aeroelastisity are presented. A case study of ... -
Numerical analysis on flow around a wall-mounted square structure using Dynamic Mode Decomposition
(Peer reviewed; Journal article, 2021-03)Numerical investigations of the flow around a wall-mounted square structure have been carried out by using three-dimensional Spalart-Allmaras Delayed Detached Eddy Simulations (SADDES). The Reynolds number based on the ...