• Autonomous Robotic Intervention using ROV 

      Rist-Christensen, Ida (Master thesis, 2016)
      This thesis proposes a semi-autonomous agent architecture for a Remotely Operated Vehicle (ROV). The purpose of this architecture is to apply control strategies from Autonomously Operated Vehicles (AUVs) onto ROVs, in order ...
    • Autonomous Sailboats - Modeling, Simulation, Control 

      Wille, Kristian Løken (Master thesis, 2016)
      This thesis is divided into five parts. In the first part, a general mathematical model of a sailboat is created. The model presented builds upon previous work and improves the modeling at multiple different areas such as ...
    • Autonomous ship maneuvering with guaranteed safety 

      Åsheim, Nora (Master thesis, 2021)
      Autonome skip følger vanligvis en nominell bane under en reise. Denne banen planlegges gjerne før reisen begynner. Kjente, statiske hindringer kan unngås gjennom planleggingen av den nominelle banen, i motsetning til ukjente ...
    • Autonomous Ships - Combining Hybrid Control and Machine Learning 

      Marthe Moengen (Master thesis, 2019)
      Denne masteroppgaven utforsker hvordan man kan oppnå en høy grad av autonomi for et skip ved å utvikle et kontrollsystem som fører skipet fra A til B uten menneskelig innblanding. Et litteraturstudie av tidligere forskning ...
    • Autonomous subsea intervention (SEAVENTION) 

      Transeth, Aksel Andreas; Schjølberg, Ingrid; Lekkas, Anastasios; Risholm, Petter; Mohammed, Ahmed Kedir; Skaldebø, Martin Breivik; Haugaløkken, Bent Oddvar Arnesen; Bjerkeng, Magnus Christian; Tsiourva, Maria Efstathia; Py, Frédéric (Peer reviewed; Journal article, 2022)
      This paper presents the main results and latest developments in a 4-year project called autonomous subsea intervention (SEAVENTION). In the project we have developed new methods for autonomous inspection, maintenance and ...
    • Autonomous Systems Design - An Exploratory Research Study in the Context of Maritime Shipping 

      Fjelldal, Torgeir (Master thesis, 2018)
      The maritime shipping industry is experiencing a rapid development towards utilizing autonomous systems to a greater extent. These systems are capable of decision-making and executing actions on behalf of or in cooperation ...
    • Autonomous Systems Safety – State of the Art and Challenges 

      Ramos, Marilia Abilio; Thieme, Christoph Alexander; Utne, Ingrid Bouwer; Mosleh, Ali (Chapter, 2019)
      This whitepaper provided a starting point concerning some of the topics that were to be addressed at IWASS, including the current state of the art on autonomous systems development and challenges it faces. In the following ...
    • Autonomous Technology for IMR Operations in the Norwegian Aquaculture 

      Haugaløkken, Bent Oddvar Arnesen (Doctoral theses at NTNU;2020:9, Doctoral thesis, 2020)
    • Autonomous underwater vehicles in Arctic marine operations: Arctic marine research and ice monitoring 

      Norgren, Petter (Doctoral theses at NTNU;2018:255, Doctoral thesis, 2018)
      This thesis considers autonomous underwater vehicles (AUVs) in Arctic marine operations. It focuses on their use as a sensor platform in ice monitoring operations and the use of AUVs for Arctic marine research. Arctic AUV ...
    • AutoVoyage: Autonom baneplanlegging, banegenerering, og banefølging for autonome skip under transit 

      Nordstoga, Aksel Knudsen (Master thesis, 2019)
      Denne avhandlingen presenterer et komplett system for autonom baneplanlegging, banegenerering og banefølging for et marint overflateskip. Baneplanleggeren er delt inn i en global planlegger med lav oppløsning, som planlegger ...
    • AUV mission planning for Multiple Vehicles using Adaptive sampling 

      Alnæs, Fredrik Elgsaas (Master thesis, 2020)
      Flere AUV-er brukes i dag i prøvetaking av havet for å studere hvordan marint liv i havet påvirkes av endringer på grunn av havfenomener som havfronter eller eddier. Havprøvetaking er ofte avhengig av forhåndsprogrammerte ...
    • Availability Assessment of Electrically-Operated Blowout Preventers 

      Lee, Shinae (Master thesis, 2016)
      Offshore drilling industry is confronted with safety and environmental challenges imposed by the risk of oil and gas blowout accidents. The blowout preventer (BOP) has been an important safety-critical system for preventing ...
    • Availability Estimation and Allocation for ERTMS 

      Liu, Zhijin (Master thesis, 2019)
      This thesis focuses on the availability estimation by simulation, availability allocation and resilience assessment for railway systems. Firstly, a brief background of the railway has been given including history, ...
    • Availability-based engineering resilience metric and its corresponding evaluation methodology 

      Cai, Baoping; Xie, Min; Liu, Yonghong; Liu, Yiliu; Feng, Qiang (Journal article; Peer reviewed, 2018)
      Several resilience metrics have been proposed for engineering systems (e.g., mechanical engineering, civil engineering, critical infrastructure, etc.); however, they are different from one another. Their difference is ...
    • Averaged strain energy density criterion for rupture assessment of cracked rubbers: A novel method for determination of critical SED 

      Heydari-Meybodi, Mahdi; Ayatollahi, Majid Reza; Berto, Filippo (Journal article; Peer reviewed, 2018)
      In the present study, the application of averaged strain energy density (ASED) criterion has been extended to hyperelastic materials. Because of the material and geometry nonlinearities, commonly known for rubber-like ...
    • Averaged strain energy density estimated rapidly from the nodal stresses by FEM for cracks under mixed mode loadings including the T-stress contribution 

      Meneghetti, Giovanni; Campagnolo, Alberto; Berto, Filippo (Journal article; Peer reviewed, 2019)
      The present contribution reviews a recently proposed method to rapidly estimate the averaged SED at the tip of short as well as long cracks under in-plane I+II and long cracks under out-of-plane I+III mixed mode loadings. ...
    • Averaged strain energy density to assess mixed mode I/III fracture of U-notched GPPS samples 

      Saboori, Behnam; Torabi, Ali reza; Berto, Filippo; Razavi, Seyed Mohammad Javad (Journal article, 2018)
      In the present contribution, fracture resistance of U-notched GPPS members under mixed mode I/III loading conditions is assessed by using the Averaged Strain Energy Density (ASED) criterion. This criterion has been founded ...
    • Avfallsfrie byggeplasser 

      Bang, Sofie (Master thesis, 2020)
      I en byggenæring som stadig vokser, og per dags dato representerer nesten 40 % av verdens energibruk og energirelaterte klimagassutslipp, vokser behovet for mer bærekraftige løsninger like fort. Sirkulær tankegang og optimal ...
    • Avfallsfrie byggeplasser Et casestudie om avfallshåndtering på byggeplassen 

      Sydow, Kjetil (Master thesis, 2021)
      Utvikling den siste tiden har medført at man stadig blir mer bevisst på den negative påvirkningen menneskelig aktivitet og levesett har på naturen og dyrelivet. Den negative påvirkningen skjer på mange områder blant annet ...
    • Avfallsreduksjon knyttet til yttervegger. 

      Løvaas, Olav Andreas; Ringen, Sigurd; Holth, Trygve (Bachelor thesis, 2021)
      Byggebransjen er globalt sett den største forbrukeren av råmaterialer i dag. Et av de viktigste områdene for å redusere bransjens miljøavtrykk er å redusere avfallet. Det vil være avgjørende at bransjen klarer å implementere ...