Blar i Studentoppgaver (TN-IKM / TN-IMBM) på emneord "undervannsteknologi"
Viser treff 21-40 av 193
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Analytical model for J-tube pull-in
(Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)As long as J-tubes are installed during the platform installation, only minor thing can be changed after installation. The method implies pulling the pipeline through J-shaped tubes (J-tube). In spite of the all the ... -
Anchor damage assessment of subsea pipelines - optimization of design methodology
(Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-12)The world’s energy resources on land are getting depleted, and mush attention is given to the development of offshore fields. Over the past years, new reserves located offshore have been regularly discovered. Once the ... -
Application of new technological solutions for improving development efficiency of the Korchagin field
(Masteroppgave/UIS-TN-IMBM/2020;, Master thesis, 2020)In this thesis oil and gas condensate Yu. Korchagin field is considered. It is located in the northern part of the Caspian Sea. Thus, production at this field is complicated by both marine production conditions and Arctic ... -
Appraisal of riser concepts for FPSO in Deepwater
(Masteroppgave/UIS-TN-IKM/2014;, Master thesis, 2014-06-30)With oil and gas reserves moving into deeper waters Floating Production Units (FPUs) have been widely used for production purpose. Selection of FPU for deepwater field development is a complicated task is mainly governed ... -
Assessing slamming loads from breaking waves
(Master thesis, 2014-06-27)Recent studies show that, the load from breaking waves gives largest impact on the platform columns. If these impacts not carefully estimated and designed, they can cause a severe damage to the platform structures. The ... -
Assessing wave conditions in a Norwegian fjord
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-07-13)The focus of this thesis is to obtain an estimate of the significant wave height together with the corresponding peak period for the proposed bridge locations at Bjørnafjord. The task was conducted by modelling and ... -
Assessment of critical factors when running and retrieving Framo pump modules through moonpool
(Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)The scope of this Master Thesis was to assess critical factors when running and retrieving Framo pump modules through the moonpool of a vessel. The thesis has been presented in a twofold manner. The first part thoroughly ... -
Assessment of critical factors when running and retrieving Framo pump modules through moonpool
(Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)The scope of this Master Thesis was to assess critical factors when running and retrieving Framo pump modules through the moonpool of a vessel. The thesis has been presented in a twofold manner. The first part thoroughly ... -
Basic design of subsea BOP stack with RCD for riserless drilling
(Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)Reelwell Riserless drilling concept has been proposed to overcome the economic challenge of drilling through the thick salt layer. The concept shall bases on RDM method, which is a new drilling method with the concentric ... -
Carbon dioxide application for Enhanced Oil Recovery in conditions of the Caspian Sea shelf
(Masteroppgave/UIS-TN-IMBM/2020;, Master thesis, 2020-06-12)CO2 injection into the hydrocarbon-bearing reservoirs is considered as one of the most promising technologies for enhanced oil recovery. This technology has gained significant attention due to its economic benefits as there ... -
CFD simulation of the flow over a 2-dimensional pipe and vortex induced vibration of the pipe with 1 degree of freedom
(Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-16)The fluid that flows through a pipeline free span can generate vortex shedding around the pipe and triggers Vortex Induced Vibration (VIV). This VIV is a major source of fatigue damage due to dynamic stresses in the pipeline ... -
CFD Simulations of Vortex-Induced Vibrations of a Subsea Pipeline Near a Horizontal Plane Wall
(Masteroppgave/UIS-TN-IMBM/2018;, Master thesis, 2018-06)Subsea pipelines, when exposed to free spans, can experience vortex-induced vibrations. This phenomenon was described as a resonance condition occurring when the vortex shedding frequency and the natural frequency of a ... -
CFD Simulations on a partially submerged cylinder under regular waves using OpenFOAM
(Master thesis, 2015-06-15)In this Master Thesis, an overview of the performance and applicability of IHFoam numerical tool to offshore engineering related problems is presented. IHFoam is a recent numerical tool for wave modeling using a Computational ... -
Challenges and solution in subsea field development for the High North and Arctic
(Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)Problem / Challenge Estimates indicate that approximately 25% of the world’s unexplored hydrocarbon reserves lie beneath the depths of the Arctic regions, with around 1% (1.5 billion ton of oil equivalent) ... -
Challenges in Subsea Structures Design – Dropped Objects Analysis of Multiwell Template/manifold System
(Masteroppgave/UIS-TN-IKM/2016;, Master thesis, 2016-06-15)Nowadays, the production of oil and gas has a major importance to the stability of the world’s energy supply. Almost 80 percent of the world’s energy consumption comes from fossil fuels (oil, gas, and coals), and around ... -
Cobra riser concept for ultra deepwater condition
(Masteroppgave/UIS-TN-IKM/2012;, Master thesis, 2012)Offshore ultra deepwater field is being promising as the future of oil and gas reserves. The advancement of technology in ultra deepwater has been leading Brazil into one of the promising offshore market. A Brazilian ... -
Cold flow in the Arctic: a feasibility study
(Master thesis, 2015-06)As global energy demands continue to grow, the oil and gas industry is challenged to keep up the pace. The more easily accessible source of energy are getting scarcer, forcing the oil and gas industry to move into deeper ... -
Commissioning of subsea pipelines on Wintershall’s Maria project
(Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-07-25)The Wintershall’s Maria subsea project consists of three main pipelines to be installed. The scope of this thesis is to identify and evaluate different approaches to subsea commissioning of Maria’s three pipeline systems ... -
Comparative analysis of the possible development concepts of the North Wrangel license area based on Arctic best available technologies
(Masteroppgave/UIS-TN-IMBM/2018;, Master thesis, 2018-06-15)Problem statement and objective Russia has one of the world’s highest mineral and raw materials potential. Current status of the oil and gas recoverable resources in Russia allows maintaining the current level of production. ... -
Comparative study on global motion of rectangular and circular column semisubmersibles
(Master thesis, 2015-06)A comparative study on the global motion characteristics of two semisubmersible units having similar hull arrangement, but different hull column geometry is carried out. All comparisons are considered at an operational ...