Viser treff 151-170 av 309

    • Kinematic motion models based vessel state estimation to support advanced ship predictors 

      Wang, Yufei; Perera, Lokukaluge Prasad Channa; Batalden, Bjørn-Morten (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-08-14)
      Advanced ship predictors can generally be considered as a vital part of the decision-making process of autonomous ships in the future, where the information on vessel maneuvering behavior can be used as the source of information to estimate current vessel motions and predict future behavior precisely. As a result, the navigation safety of autonomous vessels can be improved. In this paper, vessel ...
    • Klimasatsing i kystfiskehavner: En analyse av energibruk på fangst- og mottaksleddet i kystfiskeflåten 

      Høyli, Randulf; Aarsæther, Karl Gunnar (Research report; Forskningsrapport, 2022-03-01)
      Analyse av energibruk i fangst- og mottaksleddet viser at drivstofforbruk i flåteleddet representerer den største andelen av totalt energibruk for produksjon av ferskfisk, tørrfisk og frossenfisk. Vi finner at fartøy under 15 meter i gjennomsnitt driver mest drivstoffeffektivt fiske, sammenlignet med den øvrige kystfiskeflåten i Flakstad kommune. Vi estimerer at flåtens CO2-utslipp er økende fra ...
    • Knowledge in food tourism: the case of Lofoten and Maremma Toscana 

      Bertella, Giovanna (Journal article; Tidsskriftartikkel; Peer reviewed, 2010)
    • Leadership styles and safety performance in high-risk industries: a systematic review 

      Ta, Thi Diem My; Kim, Tae-Eun; Gausdal, Anne Haugen (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-03-03)
      The importance of leadership on safety has been well acknowledged and studied for many years in various high-risk industries. This paper aims at (1) synthesising the existing safety leadership research by performing a systematic literature review to gain an overview of the relationship between various leadership styles and safety performance in high-risk industries with a main focus on health and ...
    • Leaders’ Influence Tactics for Safety: An Exploratory Study in the Maritime Context 

      Kim, Tae-Eun; Gausdal, Anne Haugen (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-02-05)
      A growing body of research has pointed out effective leadership as an important influencing factor for safety performance in various high-risk industrial contexts. However, limited systematic knowledge is available about how leaders can effectively persuade rule compliance, and stimulate actions and participation. Recognizing effective means of influence is of value for safety leadership development ...
    • Lean Production – One path to organizational Resilience? 

      Sydnes, Maria; Gausdal, Anne Haugen; Åssveen, Ingrid Dahl (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-11-07)
      In this in­depth single­case study from a large international aerospace and defence company, we ask the following research question: In what ways does lean production influence organizational resilience? Our findings suggest that various lean practices, such as lean meetings, using lean tools and a lean production­inspired organizational culture promote the development of organizational capabilities ...
    • 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.< ...
    • Learning from experience 

      Nergård, Vegard (Journal article; Tidsskriftartikkel; Peer reviewed, 2015-01-14)
      The purpose of this study was to explore how pilots potentially learn from their and others‘ experience through post-flight debriefing. Through a case study of pilots who fly air ambulances, this article attempts to illustrate the importance of learning from experience (Bion 1962) among pilots in aviation.
    • Lessons learned from accident and near-accident experiences in traffic 

      Terum, Jens Andreas; Svartdal, Frode (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-08-17)
      The focus of this article is risky behavior in traffic. What do people learn from accidents and near-accidents? Experience with accidents may demand increased caution. However, near-accidents are inherently ambiguous: On the one hand, they signal that margins were good enough, inspiring increased risk-taking; on the other hand, they signal danger that could induce increased caution. To explore these ...
    • Lessons learned from accident and near-accident experiences in traffic 

      Terum, Jens Andreas; Svartdal, Frode (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-08-17)
      The focus of this article is risky behavior in traffic. What do people learn from accidents and near-accidents? Experience with accidents may demand increased caution. However, near-accidents are inherently ambiguous: On the one hand, they signal that margins were good enough, inspiring increased risk-taking; on the other hand, they signal danger that could induce increased caution. To explore these ...
    • Life cycle emission and cost assessment for LNG-retrofitted vessels: the risk and sensitivity analyses under fuel property and load variations 

      Taghavifar, Hadi; Perera, Lokukaluge Prasad Channa (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-06-13)
      There are various energy efficiency and emission reduction regulations enforced by the national and international maritime authorities for the shipping industry to adopt greener technologies. In this light, LNG-fueled vessels can be a promising alternative for ocean going diesel operated ships. It will be more beneficial if the price of LNG is lower than diesel to make that an economically viable ...
    • Life in Anticipation of the COVID-19 Pandemic ‘Peak’: Reflecting on ‘Strategies’ for and Variations in attempts at ‘Flattening the Curve’ and Managing the Crisis 

      Staupe-Delgado, Reidar (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-09-08)
      On March 11th, 2020, the World Health Organization (WHO) declared the emerging COVID-19 threat a pandemic following the global spread of the virus. As countries around the world implemented emergency measures in a concerted effort to handle the emerging pandemic, the nature and implications of the different kinds of precautionary measures adopted have remained contested. The majority of countries ...
    • 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, ...
    • Life-cycle cost analysis of an innovative marine dual-fuel engine under uncertainties 

      Bui, Khanh Quang; Perera, Lokukaluge Prasad Channa; Emblemsvåg, Jan (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-10-27)
      As innovative technologies are being deployed to accelerate shipping decarbonization in response to air emission regulations, there is considerable concern about the cost effectiveness of such technologies from a life-cycle perspective. This study conducts a life-cycle cost analysis (LCCA) on an innovative marine dual-fuel engine under uncertainties, comparing the total life-cycle cost performance ...
    • Locating potential sources of capacity and vulnerability in geographically remote areas: Reflections based on three case studies 

      Hamza, Mo; Eriksson, Kerstin; Staupe-Delgado, Reidar (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-07-02)
      The relationship between geographical and social forms of remoteness and the concepts of vulnerability and capacity remains unclear. Recognising that capacities and vulnerabilities tend to co-exist in a population, the article assumes that the dynamics between these concepts are situational. In this article we draw on three cases to analyse the issue. An Arctic case study provides insight on remoteness ...
    • Lokalt snøskredvarsel for Longyearbyen - Evaluering av nåværende system 

      Øien, Knut; Albrechtsen, Eirik (Research report; Forskningsrapport, 2022-10-11)
      Denne rapporten beskriver og evaluerer det nåværende systemet for snøskredvarsel i Longyearbyen. Evalueringen baserer seg på sammenlikning mot regionalt varsel på Svalbard, lokalvarsel i Europa, samt en retningslinje for lokalvarsel i Sveits. <p> <p>Fokus er rettet mot utarbeidelse og bruk av lokalvarselet, og mulige forbedringer, spesielt knyttet til innhold og struktur. Praktiske forslag ...
    • Lost in Translation – Following the Ecosystem Approach from Malawi to the Barents Sea 

      Hammer, Maria (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-01-06)
      New ideas are constantly being produced as a changing world demands solutions to new problems. International environmental regimes often present ideas to reduce negative human effects on the environment. Implementation of ideas has often been studied through diffusion theory, where ideas are expected to be implemented in their original version. Translation theory from New Scandinavian Institutionalism ...
    • Lumped, constrained cable modeling with explicit state-space formulation using an elastic version of Baumgarte stabilization 

      Skjong, Stian; Reite, Karl-Johan; Aarsæther, Karl Gunnar (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-03-29)
      This paper presents a modeling approach for efficient simulation of slender structures, such as wires, cables and ropes. Lumped structural elements are connected using constraints. These are solved explicitly, using an elastic version of Baumgarte stabilization. This avoids singularities in the matrix inversions. The resulting explicit state-space formulation filters the higher order dynamics and ...
    • Machine learning forecasts of Scandinavian numerical weather prediction wind model residuals with control theory for wind energy 

      Chen, Hao; Zhang, Qixia; Birkelund, Yngve (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-08-22)
      The quality of wind data from the numerical weather prediction significantly influences the accuracy of wind power forecasting systems for wind parks. Therefore, an in-depth investigation of these wind data themselves is essential to improve wind power generation efficiency and maintain grid reliability. This paper proposes a novel framework based on machine learning for concurrently analyzing and ...
    • Management of risks - a Paradox? 

      Nilsen, Aud Solveig; Leonhardsen, Mette (Conference object; Konferansebidrag, 2016-11-23)