Now showing items 394-413 of 677

    • Lateral buckling and axial walking of surface laid subsea pipeline 

      Obele, Ifenna (Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013-10-07)
      Subsea pipelines are increasingly being required to operate at high temperature and pressure HT/HP. The pipeline installed on the seabed and left exposed have a potential to buckle, walk and change configuration under ...
    • Lateral buckling induced by trawl gears pull-over loads on high temperature/high pressure subsea pipeline 

      Herlianto, Iswan (Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)
      This thesis work is performed to study and understand the pipeline global response as a result of trawl gears pull-over loads triggering lateral buckling on high temperature/high pressure subsea pipeline. The external ...
    • Lateral-Torsional Buckling of Steel I-Beams - An Analytical, Experimental and Numerical Study 

      Henriksbø, Martin (Masteroppgave/UIS-TN-IMBM/2019;, Master thesis, 2019-06)
      This thesis compares results from experimental and numerical analyses of structural steel I-beams subjected to lateral-torsional buckling due to a vertical point load located at the mid-span. The aim is to find a suitable ...
    • Lean and TPM Practices in an Industrial Context 

      Rasmussen, Magnus (Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06)
      Today ́s globalized market place, and rapid changes in businesses environment, brings forth a need for continuous improvement. Businesses all over the world compete against each other, therefore it is essential for ...
    • Life cycle cost for modification project 

      Teng, Ming Chuin (Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)
      Life Cycle Costing is a commonly used method for evaluating various alternatives and hence, choosing the best solution. This method is not fully utilized in the Front End Loading studies performed by one of the operating ...
    • Life Cycle Costing analyser av skolebygg i Oslo kommune 

      Salicath, Erling (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-01)
      Utgangspunktet for denne masteroppgaven er Oslo kommune v/ eiendomsforetaket Undervisningsbygg Oslo KF (UBF) som er underlagt Oslo kommune sin investeringsmodell (bestiller-utfører rollen). Hypotesen i denne oppgaven er ...
    • Lifting analysis of integrated spool cover 

      Søfteland, Tor Edvard (Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)
      Large competition in the offshore industry requires innovative solutions to satisfy the demand. A new concept of spool installations is considered where three large spools are lifted in an integrated protection structure ...
    • Lifting/Installation analysis of spool - Comparison between brace and spreader solution from a structural, operational and economical point of view 

      Hope, Hallvard (Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)
      As large sections of production pipe are lifted and installed, forces act on the structure. If initial analyses of the structural integrity show that the pipe will fail, support elements have to be introduced. The two most ...
    • Limiting operational wave criterion for spool installation lift - with emphasis on analysis and wind-wave modeling 

      Dreng, Ånundson Viki (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-15)
      Spools are rigid pipe sections which are parts of the infrastructure for transporting produced hydrocarbons and injection fluids subsea. Installing them includes a subsea lifting operation commonly carried out by use of ...
    • Load analysis on an offshore wind turbine structure 

      Gudmundsen, Gunnar-Martin Slemdal (Masteroppgave/UIS-TN-IKM/2012;, Master thesis, 2012)
      This report is written as documentation of a master thesis in the course constructions and materials at the University of Stavanger. The thesis was performed within January to June 2012 as a further research on an international ...
    • Long term analyses of wave characteristics 

      Pekovic, Predrag (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-15)
      The focus in this master’s thesis was to describe and compare the two long-term analysis methods: All Sea States and Peak-Over-Threshold. Both methods are equitable and commonly approved methods to estimate extreme waves. ...
    • Loss of Integrity on Mooring Lines – Causes and Consequences 

      Johnsen, Jon Henrik S. (Masteroppgave/UIS-TN-IKM/2016;, Master thesis, 2016-06-16)
      In the history of offshore industry, position keeping has been an essential part for allowing operations to be performed, and production to be maintained. This is often done by connecting mooring lines between the vessel ...
    • Low cost deep water wells 

      Gundersen, John Normann (Masteroppgave/UIS-TN-IKM/2012;, Master thesis, 2012)
      A major cost-factor of drilling deep water wells today is associated with the high day rates of the larger rigs capable of drilling in such depths. Most subsea completions today are based on the 18-3/4” wellheads system. ...
    • Low temperature thermomechanical treatment of corrosion resistant alloys 

      Haarr, Gunnar (Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)
      Wear deteriorates materials and are a widespread problem in many areas of industry. To some extent, all physical materials experience wear in one form or another by moving gas, particles, fluids or a combination of these ...
    • Luftinnføring i betong med Portland-flygeaske sementer – innvirkning av sementegenskaper 

      Amundsen, Marius Lykke (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2016-01-15)
      For å lage en frostbestandig betong tilsettes luftinnførende stoff. Dette danner et finfordelt luftporesystem som kan ta hånd om volumøkningen til vannet når det fryser. Å oppnå kravene til luftinnhold kan være krevende. ...
    • Luftinnføring i betong med Portland-flygeaske sementer: Karboninnhold i- og behandling av flygeaske 

      Skjeggerud, Magnus Gade (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-15)
      Ved produksjon av betong for utvendige værutsatte konstruksjoner er frostbestandighet viktig. Å oppnå kravene til frostbestandig luftinnhold er ikke alltid så enkelt bl.a. fordi luftinnføring kan være følsomt overfor selv ...
    • Machine Learning Based Approach to Predict Fuel Consumption on Mobile Offshore Drilling Units 

      Hjellvik, Maria (Masteroppgave/UIS-TN-IMBM/2019;, Master thesis, 2019-06-15)
      The use of machine learning models for optimization and improved decision-making has a great potential in the drilling industry. This thesis demonstrates a model for predicting fuel consumption on the Mobile Offshore ...
    • Maintenance strategy for functional products 

      Fath-Halla, Fadi Khalid Jabbar (Masteroppgave/UIS-TN-IKM/2014;, Master thesis, 2014-06-13)
      The Oil and Gas industry operating on the Norwegian continental shelf is entering the tail-end phase of oil and gas production. This cause an increase of the operational unit costs due to reduction in production volumes ...
    • Managing the efficiency of foreign engineering contracts: A study of a Norwegian and South Korean project interface 

      Ahn, Byungmu (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-15)
      Oil & gas exploration and production industry in North Sea has greatly been challenged over the last decade with increasing cost profiles. This condition, together with relatively low oil price has begun to squeeze the ...
    • Måling av arbeidsprosesser for Ferdigstillelsesgruppen i Reinertsen AS 

      Waage, Ole Petter (Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)
      Oppgaven har som mål å etablere metoder for å måle arbeidsprosessene som inngår i gjennomføringen av mekanisk ferdigstillelse, systemutprøving og overlevering. For å kunne gjøre dette har det vært nødvendig for forfatter ...