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  • Ship-icing prediction methods applied in operational weather forecasting 

    Samuelsen, Eirik Mikal (Journal article; Peer reviewed, 2017-10-11)
    Sea-spray wetting of ships operating in cold environments imposes a great safety risk, due to icing. For this reason, marine-icing warnings have been a part of operational weather forecasting for the last five decades, ...
  • Scenario-based approaches for handling uncertainty in MPC for power system frequency control 

    Ersdal, Anne Mai; Imsland, Lars Struen (Journal article; Peer reviewed, 2017)
    A stochastic nonlinear model predictive controller (SNMPC) is designed for automatic generator control of a proxy of the Nordic power system, and it is compared with a multi-stage nonlinear model predictive controller ...
  • Study Of Wind Chill Effect and Thermal Insulation Using Infrared Imaging 

    Ahmad, Tanveer; Khawaja, Hassan (Conference object, 2017)
    Tanveer Ahmad presented his findings on using Infrared Imaging to identify the wind chill-effect and insulation of winter clothing. He showed qualitatively that IR can detect the effects of wind chill and conducted experiments ...
  • Monitoring of nitrogen oxides at Svalbard: measurements in Adventdalen 

    Dekhtyareva, Alena; Holmén, Kim; Hermanson, Mark H (Conference object; Konferansebidrag, 2017)
  • Affordances for capturing and re-enacting expert performance with wearables 

    Guest, Will; Wild, Fridolin; Vovk, Alla; Fominykh, Mikhail; Limbu, Bibeg; Klemke, Roland; Sharma, Puneet; Karjalainen, Jaakko; Smith, Carl; Rasool, Jazz; Aswat, Soyeb; Helin, Kaj; Di Mitri, Daniele; Schneider, Jan (Journal article; Peer reviewed, 2017-09-05)
    The WEKIT.one prototype is a platform for immersive procedural training with wearable sensors and Augmented Reality. Focusing on capture and re-enactment of human expertise, this work looks at the unique affordances of ...
  • Simulation of the HDPE Pyrolysis Process 

    Eidesen, Hans-Kristian; Khawaja, Hassan; Jackson, Steven (Journal article; Peer reviewed, 2018)
    Pyrolysis is a thermochemical decomposition of organic compounds such as High-density polyethylene (HDPE) plastics. The product of the HDPE pyrolysis is usually diesel with other wastes (such as carbon black, etc.). A ...
  • Solution of Pure Scattering Radiation Transport Equation (RTE) Using Finite Difference Method (FDM) 

    Khawaja, Hassan Abbas (Peer reviewed; Book; Chapter, 2017-05-19)
    Radiative transfer is the physical phenomenon of energy transfer in the form of electromagnetic radiation. The propagation of radiation through a medium is affected by absorption, emission, and scattering. Radiative Transfer ...
  • Ice Detection Experimentation Setup Using Infrared and Active Heating 

    Rashid, Taimur; Khawaja, Hassan Abbas; Edvardsen, Kåre (Journal article; Tidsskriftartikkel; Peer reviewed, 2016-07-24)
    The paper shows the possible implementation of Infrared (IR) ice detection technique. The experimental setup is implemented keeping in view of the marine icing phenomena over the ships and offshore structures. The detection ...
  • Study of Sound Waves in Fluidized Bed using CFD-DEM Simulations 

    Khawaja, Hassan Abbas (Journal article; Peer reviewed, 2017-10-16)
    The speed of sound waves is investigated using CFD-DEM numerical simulations. Appropriate initial and boundary conditions are applied to capture the phenomenon. The effect of varying the height of the bed is also studied. ...
  • Transient Model of an RSW System with CO2 Refrigeration – A Study of Overall Performance 

    Brodal, Eivind; Jackson, Steven; Eiksund, Oddmar (Journal article; Peer reviewed, 2017-11-07)
    Refrigerated seawater (RSW) cooling using CO2 based refrigeration is a relatively new technology that shows promising performance in cold climates. For being a refrigerant CO2 has a low global warming potential (GWP) and ...
  • State-of-the-art techniques in crack detection and utilizing innovative materials for the repair and maintenance of roads 

    Khawaja, Hassan (Conference object, 2017)
    This work is looking into the issue of repairing and maintaining the roads using innovative materials in the Arctic region. We have conducted preliminary studies at UiT The Arctic University of Norway and found a suitable ...
  • Study of the required thermal insulation (IREQ) of clothing using infrared imaging 

    Ahmad, Tanveer; Rashid, Taimur; Khawaja, Hassan Abbas; Moatamedi, Mojtaba (Journal article; Tidsskriftartikkel; Peer reviewed, 2017)
    The sense of cold develops due to the increase in heat loss from a human body. Excessive cold can be a health hazard, since excessive heat loss from the body may result in hypothermia/frostbite. Decreased body temperature ...
  • Solution of Pure Scattering Radiation Transport Equation (RTE) Using Finite Difference Method (FDM) 

    Khawaja, Hassan Abbas (Conference object; Konferansebidrag, 2017-06)
    Radiative transfer is the physical phenomenon of energy transfer in the form of electromagnetic radiation. The propagation of radiation through a medium is affected by absorption, emission, and scattering. Radiative Transfer ...
  • Detection of Red Dye in Diesel Oil 

    Varughese, Bindu Sara; Khawaja, Hassan Abbas (Journal article; Tidsskriftartikkel; Peer reviewed, 2017)
    Developing a sensitive and effective instrument for detecting the presence of red dye in diesel fuel is very advantageous for governments in preventing tax loss by controlling illegal use of the diesel fuel. The objective ...
  • A field study of atmospheric icing analysis in a complex terrain of the high north 

    Rashid, Taimur; Mughal, Umair Najeeb; Mustafa, Mohamad; Virk, Muhammad Shakeel (Journal article; Tidsskriftartikkel; Peer reviewed, 2014-12)
    Analyses of atmospheric icing events hold the key for computing the significant parameters leading to icing load calculations. In the cold regions of the high north, atmospheric icing loads on structures become important ...
  • Review of marine icing and anti-/de-icing systems 

    Rashid, Taimur; Khawaja, Hassan Abbas; Edvardsen, Kåre (Journal article; Tidsskriftartikkel; Peer reviewed, 2016-08-17)
    The aim of this work is to review the phenomenon of icing in marine operations. The focus is on two main sources of icing, namely atmospheric and sea spray. The literature reveals that sea spray icing is the main contributor ...
  • Detection of red dye in diesel oil using UV-absorption and silicon photo detector 

    Varughese, Bindu Sara (Conference object; Konferansebidrag, 2016-12-08)
    Developing a sensitive and effective instrument for detecting the presence of red dye in diesel fuel is very advantageous for governments in preventing tax loss by controlling illegal use of the diesel fuel. The objective ...
  • Influence of local and regional air pollution on atmospheric measurements in Ny-Ålesund 

    Dekhtyareva, Alena; Edvardsen, Kåre; Holmén, Kim; Hermansen, Ove; Hansson, Hans-Christen (Journal article; Tidsskriftartikkel; Peer reviewed, 2016)
    The Zeppelin observatory is a research station near the village Ny-Ålesund in Svalbard. The facility delivers data to international projects devoted to high data quality monitoring of the background air pollution in the ...
  • Integrated Oxyfuel Power Plant with Improved CO2 Separation and Compression Technology for EOR application 

    Font Palma, Carolina; Errey, Olivia; Corden, Caroline; Chalmers, Hannah; Lucquiaud, Mathieu; Saez, Maria Sanchez del Rio; Jackson, Steven; Medcalf, D; Livesey, B; Gibbins, Jon; Pourkashanian, M (Peer reviewed, 2016-06-25)
    An integrated advanced supercritical coal-fired oxyfuel power plant with a novel cryogenic CO2 separation and compression technology for high purity CO2 to suit injection for enhanced oil recovery purposes is investigated. ...
  • Modelled and observed sea-spray icing in Arctic-Norwegian waters 

    Samuelsen, Eirik Mikal; Edvardsen, Kåre; Graversen, Rune (Peer reviewed, 2016-11-15)
    Hazardous marine icing is a major concern for ships operating in Arctic waters during freezing conditions. Sea spray generated by the interaction between a ship and ocean waves is the most important water source in these ...

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