Blar i Department of Mechanical and Structural Engineering and Materials Science (TN-IMBM) på tittel

Viser treff 1233-1252 av 1691

    • Pipeline Shore Crossing Approach in the Arctic Conditions 

      Kurbonshoeva, Lesana (Masteroppgave/UIS-TN-IMBM/2019;, Master thesis, 2019-06-14)
      The energy demand will increase the development of new offshore areas including the Arctic region. The construction of new infrastructure will be required in the region, in particular, subsea pipelines. Considering the ...

    • Pipeline shore crossing approaches in Arctic conditions 

      Kurbonshoeva, Lesana; Gudmestad, Ove Tobias; Zolotukhin, Anatoly (Peer reviewed; Journal article, 2019)
      The development of the Arctic region will entail the construction of new infrastructure, in particular, subsea pipelines. Considering the lack of actual field practice, ecosystem vulnerability and lack of common Arctic ...

    • Pipelines for development at deep water fields 

      Langhelle, Morten (Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)
      Oil and gas fields are today being developed at water depths characterized as ultra-deep waters, in this report limited to 3500 meters. Pipelines, which are major components of these developments, will experience challenges ...

    • Piping and structural interaction 

      Tveit, Siv-Anni (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-15)
      Structural and piping stress analyses are generally conducted separately in most of the situations. A pipe stress analysis is performed based on loads caused by pressure, temperature variations, weight of the pipe (with ...

    • Piping integrity problem of ageing installations located on the NCS under maintenance and modification projects 

      Lukonin, Dmitry (Masteroppgave/UIS-TN-IKM/2012;, Master thesis, 2012)
      In this master thesis the author carries out the research of the process piping integrity problems on ageing offshore installations located on the NCS in the context of M&M project activity. The author describes briefly ...

    • Planning of a marine operation with focus on discussing limiting wave conditions 

      Håland, Magnus Hebnes (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-12)
      The planning of a specific marine operation done by Ocean Installer is carried out in this thesis with regards to weather conditions on the Norwegian Continental Shelf. This is done by looking into the wave statistics from ...

    • Plugging and Abandoning Subsea Wells Using Light Well Intervention Vessels 

      Fikri, Mohamad (Master thesis, 2016-06-15)
      There are thousands of subsea wells in the world. The subsea industry is growing, more and more subsea wells are being developed. When the wells are no longer used, usually because they become unproductive, they need to ...

    • Polar Ship Design and Operations: Past, Present, and Future 

      Gudmestad, Ove Tobias (Chapter, 2022)
      From an early emphasis on geographic exploration and exploitation of the resources in the polar offshore area (by hunting for walrus ivory teeth, seals, and whales), the focus is currently shifting toward the sustainable ...

    • Polyurethane sealing discs on cleaning pigs-characterization and dynamic behaviour 

      Ohwoka, Andrew Omokenovo (Masteroppgave/UIS-TN-IKM/2015;, Master thesis, 2015-06-15)
      Pipeline pigging enhances flow rate and corrosion control. Pigging is made possible by the sealing element of the pig, of which polyurethane is the chief material used. Polyurethane raw materials are; polyols, isocyanates, ...

    • Positioning of gas detectors at offshore installations 

      Båfjord, Julian André (Masteroppgave/UIS-TN-IKM/2011;, Master thesis, 2011)
      The safety level at offshore installations is considerably influenced by in which degree undesired gas releases are detected. The primary functions of a gas detection system are to detect the presence of gas and inform ...

    • Possibilities concerning industrialization in the construction sector with regard to the planning and construction of structures 

      Johannessen, Michael Andre (Master thesis, 2017-06-01)
      This thesis identifies numerous possibilities within organization, management, construction and tools with regard to industrialization in the construction industry. There are several management- and implementation principles ...

    • Possibilities for a circular economy for wind turbine blades 

      Nesse, Kristian Nedrebø (Master thesis, 2022)
      The wind industry has been growing steadily over the past decade due to an increasing focus on developing renewable energy. A wind turbine has a designed lifetime of 20 to 30 years where almost 90% of the turbine can be ...

    • Potensialer og begrensninger med bruk av BIM 

      Kaldheim, Sandra (Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06-10)
      En byggeprosess består av forskjellige faser, og det er en prosess som er avhengig av god kommunikasjon og godt samarbeid. Bygningsinformasjonsmodellering, BIM, som er det store «nye» kan være til stor hjelp for å kunne ...

    • Power performance and dynamic responses of a combined floating vertical axis wind turbine and wave energy converter concept 

      Cheng, Zhengshun; Wen, Ting-Rui; Ong, Muk Chen; Wang, Kai (Peer reviewed; Journal article, 2019)
      Currently, the development of floating wind turbines and wave energy converters (WECs) is both facing the challenge of high cost-of-energy (CoE). A promising way to reduce the CoE is to employ combined wind and wave energy ...

    • Power Performance and Response Analysis of a Semi-Submersible Wind Turbine Combined with Wave Energy Converters in Intermediate and Deep Water 

      Tryfonidis, Christodoulos (Master thesis, 2022)
      Renewable energies are the forefront against environmental pollution and the leading technology in sustainable energy sources. Power produced by wind energy is a well established technology. There is a lot of space for ...

    • Pozzolaner i høyfast betong 

      Simonsson, Jesper Bruneau (Master thesis, 2014-06-12)
      Fastheten styres av temperatur og egenskapene i bindemiddelet. Ved å kombinere sement og pozzolaner er det mulig å få en relativ lav varmeutvikling i betongen. Det er gjennomført totalt syv betongblandinger med ...

    • Practical comparison of crack meshing in ANSYS mechanical APDL 19.2 

      Bjørheim, Fredrik (Masteroppgave/UIS-TN-IMBM/2019;, Master thesis, 2019-06)
      Structures under cyclic loading are typically subjected to formation of cracks, and thereafter crack propagation. To be able to analyse the crack propagation numerically with the goal of estimating a structure or a structural ...

    • A practical design procedure for initial sizing of heaving point absorber wave energy converters 

      Jouybari, Mehdi Behboodi; Xing, Yihan (Peer reviewed; Journal article, 2021)
      Designing a wave energy converter with the proper size has always been challenging since it is a trade-off between many factors including cost, practicality, and energy output. In this paper a practical design procedure ...

    • Pre Rig well construction 

      Skogvoll, Bjørn Egil (Masteroppgave/UIS-TN-IKM/2007, Master thesis, 2007)
      Island Offshore og NeoDrill holder for tiden på med en feasibility studie hvor det blir sett på muligheten for å gjennomføre konstruksjon av et topphull ved bruk av et mindre fartøy som i utgangspunktet ikke er kvalifisert ...

    • Pre-commissioning hose operations on the Valemon field in the North sea 

      Eiken, Christer (Masteroppgave/UIS-TN-IKM/2013;, Master thesis, 2013)
      Marine operations for the offshore industry worldwide have been carried out for several decades and for each operation one has to consider which environmental conditions one can operate under. All operations should be ...