Blar i Department of Mechanical and Structural Engineering and Materials Science (TN-IMBM) på tittel
Viser treff 1160-1179 av 1688
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On Competition-driven Teaching of Multidisciplinary Engineering Education: Implementation cases at University of Stavanger
(Peer reviewed; Journal article, 2017)This article will reflect the experience gained on problem-based learning (PBL) projects implemented in the last six years at University of Stavanger (UiS). The PBL projects were implemented by establishing two ”student-driven” ... -
On the three-dimensional effects of the water entry of wedges
(Peer reviewed; Journal article, 2023-09)Three-dimensional (3D) effects on the total and spanwise slamming coefficients and the pressure reductions acting on the wedge surface during water entry are modeled in a unified manner. First, the water entry of wedges ... -
On the use of historical failures patterns to confront the unforeseen
(Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-14)Deepwater Horizon blowout, Bhopal gas tragedy, and Fukushima nuclear accident are some examples of failures that are seemed to be unforeseen and surprising from ones perspectives. The future occurrence of similar events ... -
On the wake flow behind a sphere in a pipe flow at low Reynolds numbers
(Peer reviewed; Journal article, 2020-10)Numerical simulations are carried out to investigate the flow around a stationary sphere in a pipe. Seven sphere diameters d = 0.1D–0.9D (D is the diameter of the pipe) are chosen to investigate the effects of the blockage ... -
On wave-wind interactions and implications for offshore wind turbines
(PhD thesis UiS;235, Doctoral thesis, 2014-11-17) -
On-bottom Stability of a Subsea pipeline in Irregular Waves
(Masteroppgave/UIS-TN-IKM/2016;, Master thesis, 2016-06)Pipelines in a subsea environment are exposed to a very complex system of hydrodynamic reaction. The on-bottom stability has long been a important study for offshore practice. The soil types, wave conditions as well as ... -
On-Bottom Stability of Umbilicals and Power Cables for Offshore Wind Applications
(Peer reviewed; Journal article, 2019)With the increase in offshore wind farms, the demands for umbilicals and power cables have increased. The on-bottom stability of umbilicals and power cables under the combined wave and current loading is the most challenging ... -
Online riser monitoring system for Skarv FPSO
(Masteroppgave/UIS-TN-IKM/2012;, Master thesis, 2012)Customized production and storage vessels, known as FPSO (Floating Production, Storage & Offloading vessel), are increasingly used in offshore oil and gas production due to their flexibility and ability to produce in ... -
Operability comparison of three ultra-deepwater and harsh environment drilling vessels
(Masteroppgave/UIS-TN-IKM/2008, Master thesis, 2008)This report deals with how the design principles of different drilling vessels affect the motion characteristics and operability. Furthermore, the vertical heave limitation’s influence on the operability has been analyzed. ... -
Operational limits for a stimulation vessel in the Northern Caspian Sea conditions
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06-15)This Master’s thesis describes the concept development of a stimulation and well service vessel and the evaluation of its operational limits in Northern Caspian Sea conditions during a whole year of operation (all 4 seasons). ... -
Operational reliability study of ice loads acting on oil tanker bow
(Peer reviewed; Journal article, 2023-04)As a result of climate change, the Arctic glaciers start to melt, and the summer season arrives, making it acceptable for trade ships. There is still shattered ice in the saltwater even though the Arctic glaciers melt in ... -
Operations and maintenance of oil and gas platforms under Arctic conditions
(Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)In the Master thesis presented here, operations and maintenance challenges for offshore oil & gas (O&G) industry in Arctic regions shall be discussed. As oil prices remain on a high level Arctic oil and gas becomes more ... -
Oppførselen til S355 stål i redusert temperatur
(Bachelor thesis, 2022)I denne oppgaven skal vi se på egenskapene til stål under belasting og i variert temperatur. Stålet vi har valgt å fokusere på er S355. Stålet er rustfritt og har gått igjennom en kjemisk reaskjon der det har blitt tilsatt ... -
Oppgradering av drivsystem til ein slangetrommel for gjødselslangar
(Bachelor thesis, 2022)Hovudmålet med denne oppgåva er å utvikla eit nytt design for kraftoverføringa til ein slangetrommel, produsert og seld av HMR Voss AS. Per i dag levera HMR gjødselspreiarar der slangetrommelen er ekstrautstyr. Gjødselspreiaren ... -
Oppgradering av Snorre A
(Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)Hovedmålet ved denne oppgaven er å kunne bruke studien som et grunnlag for å planlegge og utføre et eksisterende offshore arbeid. Oppgaven er å jobbsette, fabrikkere og installere rørledninger på Snorre A (oljefelt). Etter ... -
Opportunities for Automation, Internet of Things, Big Data Analytics and 3D Printing within Oil and Gas Drilling, Production and Transport.
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06-14)The oil price drop of 2014 caused huge concerns for O&G (oil and gas) producers around the world, as their revenues suddenly fell rapidly. The high revenues of earlier years made spending into people and project unproblematic, ... -
Optimal design for projectile and blast protection during pressure testing
(Masteroppgave/UIS-TN-IKM/2016;, Master thesis, 2016-06-15)The thesis identifies the main hazards in hydrostatic pressure testing as pressure wave, water jet, burst of water hose, fragment and projectile discharge as well as ejection of plug or end section. A test, where a ... -
Optimal dimensjonering av massivtrekonstruksjoner: En studie av hvordan ulike fasthetsklasser påvirker kostnader i tverrsnitt av massivtre
(Bachelor thesis, 2023)Massivtre eller Kl-tre er et dagsaktuelt byggemateriale. Elementer i massivtre har gunstige styrkeegenskaper, er allsidig i sitt bruk samt innehar gode miljøegenskaper. Hovedmålet for denne oppgaven er å gjennomgå potensialet ... -
Optimal Rotary Wind Turbine Blade Modeling with Bond Graph Approach for Specific Local Sites
(Peer reviewed; Journal article, 2022-09)The wind turbine blade is an important component for harnessing wind energy. It plays a vital role in wind turbine operation. In this work, a study was conducted to investigate the dynamic behavior of an optimal rotary ... -
Optimalisering av designprosessen hos Oil-Tech AS
(Bachelor thesis, 2023)Denne oppgaven analyserte designverktøyene levert av SolidWorks, samt Oil-Tech AS sin arbeidsflyt i samme programvare. Det ble i tillegg utført en gjennomgang av den begrensede litteraturen som er tilgjengelig angående ...