Recent additions

  • Hazards identification and risk assessment for UAV– assisted bridge inspections 

    Aliyari, Mostafa; Ashrafi, Behrooz; Ayele, Yonas Zewdu (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-01-07)
    Unmanned Aerial Vehicles (UAV) technology has found its way into several civilian applications in the last 20 years, predominantly due to lower cost and tangible scientific improvements. In its application to structural bridge inspection, UAVs provide two main functions. The first, being the most common, detect damage through visual sensors. The 2 D image data can be used to quickly establish a basic ...
  • Fokus på sikkerhetskultur i organisasjoner: Hvordan kan organisasjoner bedre forstå og arbeide med sikkerhetskultur? 

    Flakstad, Thor-Eivind C. (Master thesis; Mastergradsoppgave, 2019-06-14)
    Sikkerhetskultur har fått et økende fokus i organisasjoner som et nytt verktøy som burde fokuseres på i organisasjoners sikkerhetsarbeid. Tankene rundt brukbarheten til sikkerhetskultur er sprikende mellom akademikere, lovgivere og innen organisasjoner. Denne studien forsøker å vise at sikkerhetskultur er mer enn bare de observerbare manifesteringene av kulturen, samtidig som det forsøkes å skape ...
  • An overall performance index for wind farms: a case study in Norway Arctic region 

    Mustafa, Albara; Barabadi, Abbas; Markeset, Tore; Naseri, Masoud (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-06-12)
    Wind farms (WFs) experience various challenges that affect their performance. Mostly, designers focus on the technical side of WFs performance, mainly increasing the power production of WFs, through improving their manufacturing and design quality, wind turbines capacity, their availability, reliability, maintainability, and supportability. On the other hand, WFs induce impacts on their surroundings, ...
  • Organisatorisk resiliens i ambulansetjenesten - En casestudie om hvordan risikostyring kan påvirke organisatorisk resiliens 

    Hunstad, Erlend With (Master thesis; Mastergradsoppgave, 2020-12-06)
    Dagens samfunn stiller store krav til organisasjoner og deres risikohåndtering. Med en økende grad av globalisering i verdenssamfunnet og med større usikkerhet, blir det stadig mer utfordrende å håndtere uønskede hendelser. Risikostyring og organisatorisk resiliens er derfor viktig for en organisasjon å kunne beherske og utvise for å unngå at uønskede hendelser fører til tap av liv, økonomi, materiell, ...
  • Learning from crisis: the 2015 and 2017 avalanches in Longyearbyen 

    Sydnes, Are K.; Sydnes, Maria; Hamnevoll, Helle (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-10-27)
    Longyearbyen has been hit by two avalanches in 2015 and 2017 causing severe damages to housing and two fatalities. In this study we investigate organised learning processes regarding emergency preparedness and response following the avalanches. Longyearbyen provides a case of particular interest as climatic change rapidly is altering the environmental conditions, including the risk of avalanches.< ...
  • Ship behavior prediction via trajectory extraction-based clustering for maritime situation awareness 

    Murray, Brian; Perera, Lokukaluge Prasad (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-03-20)
    This study presents a method in which historical AIS data are used to predict the future trajectory of a selected vessel. This is facilitated via a system intelligence-based approach that can be subsequently utilized to provide enhanced situation awareness to navigators and future autonomous ships, aiding proactive collision avoidance. By evaluating the historical ship behavior in a given geographical ...
  • Simulation of Meteorological and Oceanographic Parameters: An Application in Spray Icing Prediction 

    Shojaei Barjouei, Abolfazl (Master thesis; Mastergradsoppgave, 2020-07-13)
    Sea spray icing is considered as a major environmental challenge in the Arctic Ocean, which poses a critical risk not only to the vessels and industrial operations but also to human safety. Although some studies have been carried out to estimate spray icing rate (e.g., RIGICE04 and ICEMOD models), such models suffer from some unrealistic modeling assumptions and limited verification. Moreover, limited ...
  • Feasibility study of Preventing Snow Accumulations on Roofs using Airflows 

    Sjøveian, Andreas Eide (Master thesis; Mastergradsoppgave, 2020-07-09)
    This thesis is intended to contribute to research in cold climate engineering. Further it intends to provide a principle solution for structural and avalanche safety due to snowfall on roofs. We have conducted a feasibility study of preventing snow from accumulating on roofs using airflows. This includes empirical, numerical and experimental methods. Snow loads on roofs makes great impact on ...
  • A Feasibility Study of Using Waste Thermal Energy from a District Heating System for Absorption Cooling 

    Obi, Gerald Nsenkeng (Master thesis; Mastergradsoppgave, 2020-07-13)
    Waste incineration-based district heating plants in Norway struggle from energy efficiency drawbacks during the warmer months of the year from May - September due to the reduced demand in heating. As a result, thermal energy gets discarded to ambient air, which affects the energy efficiency of the plants. This study aims at presenting an overview of the waste incineration industry in Norway and ...
  • Study of failure profiles in the bridge structures 

    Amiri, Razieh (Master thesis; Mastergradsoppgave, 2019-10-15)
    Bridge safety is an indispensable part of transportation safety. However, each bridge is unique with respect to its material, design and the environment which it is located in, and other relevant factors. This makes defining a unified framework for studying and categorizing failures in the bridges a difficult task. The current report aims at taking the first step to reach such a goal. This report ...
  • Resilience assessment of the transport corridor from Stokmarknes to Stockholm 

    Ashrafi, Behrooz (Master thesis; Mastergradsoppgave, 2019-08-01)
    Timely delivery of the required goods plays an important role in meeting the availability and reducing the downtime of Markets. Salmon transport logistics is affected in complex ways while operating in the Arctic, since the area is sparsely populated and has insufficient infrastructure. It is also greatly affected by the distinctive operational environment of the region, such as cold temperature, ...
  • Russia's Critical Infrastructure Policy: What do we Know About it? 

    Pursiainen, Christer Henrik (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-10-29)
    The article is an analytical state-of-the-art review of the Russian Federation’s critical infrastructure policy, starting from the 1990s but zooming in on the current situation. The article discusses what does critical infrastructure mean in the Russian context. It explores the country’s threat scenarios in this field, and asks what part is played by cyber security threats in this context. Further, ...
  • Selecting technological alternatives for regulatory compliance towards emissions reduction from shipping: An integrated fuzzy multi-criteria decision-making approach under vague environment 

    Bui, Khanh Q.; Ölçer, Aykut I.; Kitada, Momoko; Ballini, Fabio (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-01)
    Due to the increasing pressure from stricter environmental regulations to reduce emissions in shipping, the maritime industry has been striving for finding more effective measures. Existing measures are often not enough to comply with new regulations. Among various alternative measures, it is not easy for decision-makers (shipowners and operators) to choose the most suitable alternative measure as ...
  • Norway-Russia disaster diplomacy for Svalbard 

    Kelman, Ilan; Sydnes, Are K.; Duda, Patrizia Isabelle; Nikitina, Elena; Webersik, Christian (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-07-03)
    The Arctic is frequently framed as a region of disaster and conflict, as well as of opportunity and cooperation. Disaster diplomacy is one approach for examining how dealing with disasters might or might not affect conflict and cooperation, yet little work on Arctic disaster diplomacy has been completed, especially regarding specific bilateral relations. This paper contributes to filling in this gap ...
  • Life in Anticipation of Wind Power Development: Three Cases from Coastal Norway 

    Staupe-Delgado, Reidar; Coombes, Philip R. (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-12-21)
    Wind power development, whilst welcomed by many as a potentially green source of energy, also gives rise to considerable local resistance. Drawing on three case studies from coastal Norway (Frøya, Haramsøy, and Egersund), the present article sets out to reflect on life in anticipation of wind power development. Reflecting on the nature of life in anticipation of undesired wind power developments, ...
  • Time to Rescue for Different Paths to Survival Following a Marine Incident 

    Solberg, Knut Espen; Jensen, Jan Erik; Barane, Endre; Hagen, Snorre; Kjøl, Andreas; Johansen, Gudmund; Gudmestad, Ove Tobias (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-12-07)
    The time required for rescue is a critical factor for surviving a marine incident. The regulatory framework, International Maritime Organization (IMO) Polar Code, utilizes a risk-based approach. It states that the vessel operators are to define the time required for rescue but never less than 5 days. Based on experience from the classification society DNV GL, utilization of the minimum requirement ...
  • Evaluating the effects of watershed subdivision on hydrological simulation by SWAT model in an Arctic watershed 

    Bui, Minh Tuan; Lu, Jinmei; Nie, Linmei (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-12-04)
    The hydrological model SWAT is a state-of-the-art tool for environmental and water resources management. Like other semi-distributed models, the whole river basin in the SWAT model is delineated into smaller sub-basins prior to conducting the simulation. Watershed delineation is an importance step since it could potentially influence the modelling results. The present study aimed to conducte an ...
  • Sensitivity analysis of the SWAT model to spatial distribution of precipitation in streamflow simulation in an Arctic watershed 

    Bui, Minh Tuan; Lu, Jinmei; Nie, Linmei (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-12-04)
    This study approached a physically based, semi-distributed SWAT model to test the model sensitivity to the spatial distribution of precipitation. Ten scenarios of precipitation from five scattered rain gauges in an Arctic watershed Målselv in northern Norway were used as inputs to run the SWAT model. Streamflows were simulated. The model runs at monthly time interval based on the historical data of ...
  • Effekten av endringer i skredvarsel og faregrad – på opplevd skredfare og valg av terreng. Risikokommunikasjon- og persepsjon 

    Dahlhaug, Jøran (Master thesis; Mastergradsoppgave, 2020-07-10)
    Økt interesse for ferdsel i skredfarlig terreng gjennom ski- og brettkjøring, har økt risikoen for snøskredulykker. Skredvarslingen Varsom er en av de viktigste verktøyene man har i dag til å skaffe informasjon om vær- og snøforhold, planlegge tryggere turer og forhindre menneskelige feil. Dette fordrer effektiv risikokommunikasjon og riktige forutsetninger for å oppfatte den kommuniserte risikoen. ...
  • Active learning for enhanced understanding of "ship damage stability" 

    Johansen, Kåre; Batalden, Bjørn-Morten (Book; Chapter, 2018)
    Active Learning has always played an important part of seamen’s education. Transfer of experience have from ancient time been practiced in an active learner-centered field where unexperienced seamen got involved in their own learning by being supervised by experienced seamen, when practicing seaman related activities. This learning practice was supreme before the introduction of “modern” maritime ...

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