Recent Submissions

  • Utviklingen av en Lavkost Autonom Rørlekkasje Sonar-enhet 

    Hjorth, Johan Christian Wigen (Master thesis, 2020)
    40% av de 81 deltagende kommunene taper mer en 40% av deres drikkevann til distribusjonsnettet deres, i følge rapporten Norsk Vann (2017). Kun 50% av de studerte distribusjonsnettene hadde en tilfredsstillende standard. ...
  • Local strain energy density to assess the multiaxial fatigue strength of titanium alloys 

    Berto, Filippo; Campagnolo, Alberto; Welo, Torgeir (Peer reviewed; Journal article, 2016)
    The present paper investigates the multiaxial fatigue strength of sharp V-notched components made of titanium grade 5 alloy (Ti-6Al-4V). Axisymmetric notched specimens have been tested under combined tension and torsion ...
  • Comparison of risk-based maintenance approaches applied to a natural gas regulating and metering station 

    Leoni, Leonardo (Master thesis, 2020)
    In the last decades many researchers have directed their efforts towards safety improvement of plants where hazardous substances are processed or handled. This attitude has led to develop strategic plans for minimizing ...
  • A study of owner costs and their causes in a Norwegian infrastructure company 

    Thoma, Maria (Master thesis, 2020)
    Transaction costs occur when a good or service is transferred across a technologically separable interface and include the costs of drafting, negotiating and enforcing an agreement and the costs of governance and bonding ...
  • Risk Based Maintenance in hydrogen refuelling stations: Focus on Safety and Business Interruption risk 

    La Conca, Claudio (Master thesis, 2020)
    Hydrogen FCVs (Fuel Cell Vehicles) could be one of the options to switch from fossil fuels to renewable sources with no greenhouse gas emissions. The potential future increase of FCVs will lead to the development of a ...
  • Design of a KBE system for automatic weld path definition in CAD 

    Sarah Ann Oxman Prescott (Master thesis, 2020)
    Knowledge-based engineering (KBE) er ofte beskrevet som lagring og gjenbruk av ingeniørfaglig kunnskap. En instrumentalisering av begrepet innnebærer digital lagring og anvendelse av ingeniørkunnskap i form av kode. ...
  • A Machine Learning Approach to Predict Chattering Alarms 

    Tamascelli, Nicola (Master thesis, 2020)
    The alarm system plays a vital role to grant safety and reliability in the process industry. Ideally, an alarm should inform the operator about critical conditions only, and a set of corrective actions should be associated ...
  • Dynamic FE-Analysis of a Vibration Damping Tool 

    Sataslåtten, Sindre (Master thesis, 2020)
  • Safety And Costs Optimization In Hydrogen Delivery 

    Corizza Gaia (Master thesis, 2020)
    In recent decades, attention has been paid to the improvement of hydrogen technologies as replacement of electric and/or hybrid cars. This can be defined as a green solution as the main product of hydrogen combustion is ...
  • Smart Production Planning and Control: Concept, Use-Cases and Sustainability Implications 

    Oluyisola, Olumide Emmanuel; Sgarbossa, Fabio; Strandhagen, Jan Ola (Journal article; Peer reviewed, 2020)
    Many companies are struggling to manage their production systems due to increasing market uncertainty. While emerging ‘smart’ technologies such as the internet of things, machine learning, and cloud computing have been ...
  • A Study on the Layout of Outfitting Shipyards: Challenges and Recommendations 

    George Varghese, Ham (Master thesis, 2020)
    Skipsbygging er en veldig viktig næring i Norge og er en del av den norske maritime klyngen. Norske verft har et rykte på seg for å bygge teknologisk avanserte skip som er omfattende utrustede. På grunn av global konkurranse ...
  • Exploring the Influence of Pre/Post-Aging on Springback in Al-Mg-Si Alloy Tube Bending 

    Ma, Jun; Ha, Taekwang; Blindheim, Jørgen; Welo, Torgeir; Ringen, Geir; Li, Heng (Peer reviewed; Journal article, 2020)
    Aluminium alloy (Al-alloy) bent tube is one kind of strategic lightweighting components, which attracts application in industrial clusters, such as automobile, aerospace, etc. To meet the demands on high-precision ...
  • In-line Springback Measurement for Tube Bending Using a Laser System 

    Ha, Taekwang; Ma, Jun; Blindheim, Jørgen; Welo, Torgeir; Ringen, Geir; Wang, Jyhwen (Peer reviewed; Journal article, 2020)
    Tube bending process is extensively used for many industrial fields such as the automotive, shipbuilding, and aircraft manufacturing industries. However, one limitation of the tube bending process is that it is not easy ...
  • Simulation Algorithm of Sample Strategy for CMM Based on Neural Network Approach 

    Chelishchev, Petr; Sørby, Knut (Chapter, 2020)
    This paper proposes the algorithm for analyses of sample strategies. The back propagation artificial neural network approach is employed to approximate CMM measurements of the circular features of the aluminum workpieces ...
  • A new fixture for fracture tests under mixed mode I/II/III loading 

    Razavi, Seyed Mohammad Javad; Berto, Filippo (Peer reviewed; Journal article, 2019)
    In this paper, a new loading device for general mixed mode I/II/III fracture tests is designed and recommended. Finite element analyses are conducted on the proposed apparatus to evaluate the fracture parameters of the ...
  • Energy-based ductile failure predictions in cracked friction-stir welded joints 

    Majidi, Hamid Reza; Torabi, Ali reza; Zabihi, Majed; Razavi, Seyed Mohammad Javad; Berto, Filippo (Peer reviewed; Journal article, 2019)
    This research aims to study the fracture behaviour in dissimilar aluminum alloys adjoined by friction stir welding (FSW). In this way, experimental data dealing with this topic was taken from the recent literature. In those ...
  • Core‐shell nanofibers for developing self‐healing materials: Recent progress and future directions 

    Esmaeely Neisiany, R; Nouri khorasani, Saied; Kong Yoong Lee, Jeremy; Razavi, Seyed Mohammad Javad; Enayati, MS; Naeimirad, M; Berto, Filippo; Ramakrishna, Seeram (Peer reviewed; Journal article, 2019)
    The knowledge of self‐healing was developed to ensure more durable and reliable engineering materials. Healing agent encapsulation has shown to be one of the most promising approaches in self‐healing technology. The healing ...
  • Fatigueless structures inspired by Nature: a case study 

    Berto, Filippo; Razavi, Seyed Mohammad Javad (Peer reviewed; Journal article, 2019)
    Biomimetic has begun to offer significant potential in providing unique solutions in materials science. However, the full potential of mimicking natural systems can be fully exploited only if we start to look the problem ...
  • Application of laser-arc hybrid welding of steel for low-temperature service 

    Bunaziv, Ivan; Akselsen, Odd Magne; Frostevarg, Jan; Kaplan, Alexander F.H. (Peer reviewed; Journal article, 2019)
    Laser-arc hybrid welding (LAHW) is more often used in shipbuilding and oil and gas industries in recent years. Its popularity arises due to many advantages compared to conventional arc welding processes. The laser beam ...
  • A review on the properties of iron aluminide intermetallics 

    Zamanzade, Mohammad; Barnoush, Afrooz; Motz, Christian (Peer reviewed; Journal article, 2016)
    Iron aluminides have been among the most studied intermetallics since the 1930s, when their excellent oxidation resistance was first noticed. Their low cost of production, low density, high strength-to-weight ratios, good ...

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