• A Decision Support Methodology for Strategic Planning Under Uncertainty in Maritime Transportation 

      Abusdal, Håvard (Master thesis, 2012)
      Measured in volume approximately 80 % of world trade is carried at sea and with just as many different actors the shipping industry acts close to a perfect market. The highly volatile nature of the industry with unexpected ...
    • A Modular Design Methodology for OSV Accommodation Areas 

      Kawser, Zahid A.S.M. (Master thesis, 2012)
      Offshore shipbuilding industry is known for its highly customized products, which are in most cases tailor-made for specific missions. Being a traditionally conservative industry, it follows conventional design practices. ...
    • A simulation-based design method for arctic maritime transport systems 

      Bergström, Martin (Doctoral theses at NTNU;2017:93, Doctoral thesis, 2017)
      This thesis proposes a method for the conceptual design of arctic maritime transport solutions integrating the goal/risk-based regulatory system of the recently enforced International Code for Ships Operating in Polar ...
    • Allocation of Emergency Response Assets in the Barents Sea 

      Riple, Marina Myhrvold (Master thesis, 2015)
      This report presents an academic study of the allocation of emergency response assets in the Barents Sea. Operations research is utilized to examine a hub solution in order to allocate the assets. The main strategy for ...
    • An approach towards the design of robust arctic maritime transport systems 

      Bergström, Martin Vilhelm; Ehlers, Sören; Erikstad, Stein Ove (Maritime-Port Technology and Development;, Book; Chapter; Conference object; Peer reviewed, 2014)
      This paper describes a simulation-based approach towards the design of robust arctic maritime transport systems that are adaptable to uncertain future ice conditions. It makes it possible to simulate the performance of ...
    • Assessing flexible offshore construction vessel designs combining real options and epoch-era analysis 

      Pettersen, Sigurd Solheim; Erikstad, Stein Ove (Journal article; Peer reviewed, 2017)
      Recent events in offshore oil and gas markets show the need for elaborate treatments of uncertainty throughout the design process and lifecycle management of maritime engineering systems. Offshore construction vessels are ...
    • Benefits and Barriers using Operations Research based Decision Support Software in Dry Bulk Chartering 

      Garnås, Sindre Joakim (Master thesis, 2014)
      The objective of this thesis is to address the benefits and barriers in using operations research (OR) based decision support software (DSS) in the evaluation of cargo and vessel fixtures within dry bulk chartering. The ...
    • Combining design and strategy in offshore shipping 

      Strøm, Morten Andreas; Rehn, Carl Fredrik; Pettersen, Sigurd Solheim; Erikstad, Stein Ove; Asbjørnslett, Bjørn Egil; Brett, Per Olaf (Chapter, 2018)
      This paper presents the design-strategy planning (DSP) procedure as a framework that integrates life cycle strategies of a ship into the early stages of the design process. We argue that understanding strategic, tactical, ...
    • Conceptual Design of a Closing Device for the Moonpool on Construction Support Vessels 

      Opsahl, Jostein (Master thesis, 2015)
      This thesis is based on an initial investigation of the problem concerning running a vessel with an open moonpool in transit, and how the added resistance can be reduced by installing a closing device in the moonpool ...
    • Configuration Based Design, Standardization and Modularization in Offshore Vessel Design 

      Nickelsen, Marcus Langseth (Master thesis, 2017)
      Recent low oil prices have caused a downturn of activities in several maritime industries, resulting in increased competition and pushing companies to simultaneously increase their position in the market and reduce cost ...
    • Contractual and Economical Consequences of LNG Boil-Off Quality 

      Gedde, Steffen Tellugen (Master thesis, 2014)
      The gas evaporating from the Liquefied Natural Gas (LNG), usually called Boil-off Gas (BOG), has previously been out of focus regarding its composition and corresponding heating value. A concentration of the BOG has been ...
    • Design av en ROV for forbrukermarkedet 

      Follestad, Jostein (Master thesis, 2015)
      Flygende droner har de siste årene blitt introdusert til forbrukermarkedet med stor suksess. Dette innpasset gav en ide om en tilvarende løsning for bruk under vann, en lavkostnads ROV (Remotely Operated Vehicle). Dette ...
    • Design for resilience: Using latent capabilities to handle disruptions facing marine systems 

      Pettersen, Sigurd Solheim; Asbjørnslett, Bjørn Egil; Erikstad, Stein Ove; Brett, Per Olaf (Chapter, 2018)
      This paper explores how the resilience of marine systems against disturbances can be improved by considering latent capabilities. With resilience is meant the ability of a system to recover and return to an acceptable, ...
    • Design optimization of offshore construction vessels 

      Sandvik, Endre (Master thesis, 2016)
      The topic of this thesis is optimization of ship design with regards to operational performance. 4 VARD Offshore Subsea Construction Vessels are analysed to find the optimum compromise of operability versus required power, ...
    • Designing Flexible Offshore Construction Vessels to Handle Future Uncertainty 

      Pettersen, Sigurd Solheim (Master thesis, 2015)
      This thesis investigates how uncertainty in marine systems design can be handled through designing more flexible vessels. For multi-functional vessels not mainly doing transportation tasks, such as offshore construction ...
    • Designing Resilience into Service Supply Chains: A Conceptual Methodology 

      Pettersen, Sigurd Solheim; Asbjørnslett, Bjørn Egil; Erikstad, Stein Ove (Chapter, 2018)
      This chapter presents a methodology for designing resilient service supply chains. The approach combines system design methods with methods from risk assessment. Service supply chains consist of multiple assets, cooperating ...
    • Effectiveness in Decision-Making in Ship Design under Uncertainty 

      Agis, Jose Jorge Garcia (Doctoral theses at NTNU;2020:53, Doctoral thesis, 2020)
      The objective of this thesis is to develop a better understanding of how to carry out more effective conceptual ship design processes. Under the premise that uncertainty influences the effectiveness of the decision-making ...
    • Electric Cable Ferry: Feasibility study of an electric ferry concept 

      Breivik, Tommy (Master thesis, 2014)
      AbstractThe thesis in hand has investigated the feasibility of a cable electric ferry concept. The concept investigated is based on that a short route ferry receives its propulsive power through a cable connected to the ...
    • Exploiting latent functional capabilities for resilience in design of engineering systems 

      Pettersen, Sigurd Solheim; Erikstad, Stein Ove; Asbjørnslett, Bjørn Egil (Journal article; Peer reviewed, 2017)
      In this paper, we address latent functional capabilities, capabilities that were neither intended nor recognized in the design process. We propose that latent capabilities can improve the resilience of engineering systems, ...
    • Factors Influencing Machinery System Selection for Complex Operational Profiles 

      Heian, Mats Johan (Master thesis, 2014)
      BackgroundThe environmental consequences, caused by global emission of green house gases (GHG), have received increasingly concern in recent years. CO2 emissions from the maritime sector represent 3,3% of the world s total ...