Blar i Department of Mechanical and Structural Engineering and Materials Science (TN-IMBM) på tittel
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Evaluation of a top hole full return drilling system applying a concentric dual drill string and an integrated pump
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06-14)This thesis evaluates the possibility for a full mud return, top hole drilling system, applying a concentric dual drill string and an integrated pump. Top holes are usually drilled without mud return, leaving the cuttings ... -
Evaluation of ballast failures during operations of semi-submersible rigs
(Peer reviewed; Journal article, 2019)Risk analysis/assessment is one of the challenges encountered during operations of offshore units on the Norwegian Continental Shelf (NCS). In recent years, the Petroleum Safety Authority (PSA) has focused on hazards ... -
Evaluation of biomimetic approach to drag reduction of time trial helmet using computational fluid dynamics
(Masteroppgave/UIS-TN-IMBM/2019;, Master thesis, 2019-06-15)Computational fluid dynamic (CFD) using OpenFOAM are performed to investigate aerodynamics of a time trial bicycle helmet. Mesh generation by the two softwares OpenFOAM and Pointwise are compared, to detect differences ... -
An evaluation of different RANS turbulence models for simulating breaking waves past a vertical cylinder
(Peer reviewed; Journal article, 2021)The purpose of the present study is to evaluate the performance of different turbulence models for predicting the interaction between breaking waves and a vertical cylinder based on the volume of fluid (VOF) method. Six ... -
Evaluation of Ductile Iron for Offshore Application
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06-15)The possibility of using ductile iron as a construction material for offshore applications have been investigated. If ductile iron is considered as being a substitute material forwelded steel, it can create a larger freedom ... -
Evaluation of environmental conditions in a Norwegian fjord based on field measurements
(Master thesis, 2022)As part of the project “Ferry-free E39”, a 5 km long floating bridge is planned to be built in Bjørnafjorden to replace the existing ferry connection. The demanding nature of the fjord and the sensitivity of the bridge to ... -
Evaluation of fatigue in single sided x – joint welds on Oseberg UWP
(Masteroppgave/UIS-TN-IKM/2016;, Master thesis, 2016-06-15)This report assesses the challenges regarding fatigue calculations on the inside of a single sided weld on the Oseberg UWP. SN – fatigue and FM – fatigue calculations are performed on two different models to establish a ... -
Evaluation of Hybrid Battery System for Platform Support Vessels
(Master thesis, 2017-07-15)In the last few years, the car industry has developed hybrid battery systems with lower battery price, higher capacity and improved safety. These improvements in performance have led to an increased interest to utilize the ... -
Evaluation of jack-up units in deeper water in the North Sea
(Masteroppgave/UIS-TN-IKM/2014;, Master thesis, 2014-06-16)The aim of this thesis has been to investigate challenges and possible limitation associated with purpose-built jack-up units for weathering the ultra harsh environment of the North Sea. Two Site-Specific Assessments ... -
An evaluation of key challenges of CO2 transportation with a novel Subsea Shuttle Tanker
(Peer reviewed; Journal article, 2021)Recently, a novel Subsea Shuttle Tanker (SST) concept has been proposed to transport carbon dioxide (CO2) from ports to offshore oil and gas fields for either permanent storage or enhanced oil recovery (EOR). SST is a large ... -
Evaluation of local power generation concepts for subsea application
(Masteroppgave/UIS-TN-IKM/2016;, Master thesis, 2016-06)The demand for oil & gas resources is forecasted to continue increasing in the next decades. And, since most of the potential onshore areas for exploration are already under production, most of the new discoveries to be ... -
Evaluation of machine learning for optimization and anomaly detection in offshore drilling operations.
(Masteroppgave/UIS-TN-IMBM/2019;, Master thesis, 2019-07-10)Studies of drilling operation have been focused on control parameter optimization to improve the rate of penetration and mechanical specific energy. Drilling is a complex operation with uncontrolled parameters and disturbances ... -
Evaluation of module handling system on current riserless light well intervention unit to improve up-time
(Masteroppgave/UIS-TN-IKM/2014;, Master thesis, 2014-06-16)Riserless light well intervention technology (RLWI) is the latest addition to the subsea light well intervention market. Beginning operation in mid 2005, the technology has the advantage of utilizing a special subsea ... -
Evaluation of risk factors in the interface between engineering and workshop
(Masteroppgave/UIS-TN-IKM/2014;, Master thesis, 2014-06-11)IK Norway is a company that is supplying products and solutions for the pipe and pipelines for the oil and gas industry. This is a very conservative industry and IK is relying on good quality in their products and a ... -
Evaluation of SCFs for stiffened tubular joints
(Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06)In this thesis the field of stress concentration factors for use in fatigue analysis is explored. The focus is on stiffened tubular joints, which are common on offshore structures. An analysis methodology is established ... -
Evaluation of synergetic effects of integrated recirculating aquaculture systems with water electrolysis units
(Master thesis, 2022)Recirculating aquaculture systems (RAS) are developing rapidly as a pathway towards a more sustainable and efficient aquaculture industry. Such facilities allow for precise control of parameters involved in fish farming, ... -
Evaluation of the Pendulous Installation Method in Ultradeep water
(Masteroppgave/UIS-TN-IMBM/2018;, Master thesis, 2018-06)The purpose of this thesis was to evaluate the use of the Pendulous Installation Method (PIM) for subsea equipment in water depths down to 4,000 meters. The basic concept of the PIM is to lower the payload in a pendulum ... -
Evaluation of the potential for automation and robot technology, with focus on condition monitoring on static systems for topside offshore facilities.
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-07)Digitalization has become one of the most important development areas across industries and work processes. We know that this also has high focus in the oil industry today. Therefore, my contribution would be to try to see ... -
Evaluation of TOC concept in industrial wastewater at SART AS
(Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)Approximately 98 % of the industrial wastewater that SART receives comes from offshore activities. Unlike municipal waste water, this wastewater contains relatively high Total Organic Carbon (TOC), and very little Nitrogen ... -
Evaluering av Petroleumstilsynet sitt arbeid med å redusere sannsynligheten for og konsekvensene av en storulykke i petroleumsnæringen på land i henhold til intensjonen i Sevesodirektivet
(Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)Etter en rekke hendelser med farlige kjemikalier på 1970-tallet utarbeidet EU i 1982 Sevesodirektivet, oppkalt etter en industriulykke i byen Seveso i Italia i 1976 som førte til et større utslipp av dioksiner til luften. ...