Browsing USN Open Archive by Author "Furuvik, Nora Cecilie Ivarsdatter"

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    • Characterization of biomass wood 

      Haugen, Hildegunn H.; Furuvik, Nora Cecilie Ivarsdatter; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2016)
      Biomass is a renewable energy resource and can replace the use of fossil fuels, such as coal. Overgrown forests and fields are about to become a noticeable problem, because the rate of woodcutting is too low compared with ...

    • Comparison of experimental and computational study of the fluid dynamics in fluidized beds with agglomerates 

      Furuvik, Nora Cecilie Ivarsdatter; Jaiswal, Rajan; Moldestad, Britt Margrethe Emilie (Peer reviewed; Journal article, 2020)
      Particle agglomeration is one of the obstacles for successful application and commercial breakthrough of fluidized bed biomass gasification. The problem is generally associated with molten ash components that interact with ...

    • Computational modeling of fluidized bed behavior with agglomerates 

      Jakobsen, Krister; Jaiswal, Rajan; Furuvik, Nora Cecilie Ivarsdatter; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2020)
      Fluidized bed reactors can be used for biomass gasification. The product from biomass gasification is syngas, which can be used for production of bio oil. The main challenge when using fluidized bed for gasification is ash ...

    • Computational Study of CO2 Injection for Enhanced Oil Recovery and Storage 

      Azimirad, Ashkan (Master thesis, 2023)
      After a while of oil production from reservoir, pressure of reservoir will be decreased, and the rate of production will be decreased too as a result some oil will remain in the reservoir. One of the main problems is ...

    • CPFD model for prediction of flow behavior in an agglomerated fluidized bed gasifier 

      Furuvik, Nora Cecilie Ivarsdatter; Jaiswal, Rajan; Thapa, Rajan Kumar; Moldestad, Britt Margrethe Emilie (Peer reviewed; Journal article, 2019)
      Renewable energy sources have significant potential for limiting climate change and reducing greenhouse gas emissions due to the increased global energy demand. Fluidized bed gasification of biomass is a substantial ...

    • A CPFD model to investigate the influence of feeding positions in a gasification reactor 

      Jaiswal, Rajan; Furuvik, Nora Cecilie Ivarsdatter; Thapa, Rajan Kumar; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2020)
      The efficiency of a gasification process is directly related to the rate of biomass conversion into product gas. The rate of fuel conversion depends on the interaction of fuel with the bed material, the gasifying agent, ...

    • Distribution Of Co2 In Fractured Carbonate Reservoirs 

      Furuvik, Nora Cecilie Ivarsdatter; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2017)
      Deep geologic injection of supercritical carbon dioxide (CO 2 ) for enhanced oil recovery (EOR) has been widely used for improved oil recovery from depleted oilfields since early 1970s. The CO 2 injec - tion maintains the ...

    • Experimental and computational studies on biomass gasification in fluidized beds 

      Basmoen, Tommy A.; Deeraksa, Chidapha; Nwosu, Chimunche F.; Qaredaghi, Ebrahim; Jaiswal, Rajan; Furuvik, Nora Cecilie Ivarsdatter; Moldestad, Britt Margrethe Emilie (Peer reviewed; Journal article, 2019)
      The world’s energy consumption is increasing, and research regarding utilization of renewable energy sources is crucial. Biomass for direct heating has been used for thousands of years, while in the last decades alternative ...

    • Experimental and computational study on the effect of ash deposition on fluid dynamic behavior in a bubbling fluidized bed gasifier 

      Thapa, Rajan Kumar; Thapa, Saroy; Jaiswal, Rajan; Furuvik, Nora Cecilie Ivarsdatter; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2019)
      The effect of ash deposition on fluid dynamic behavior in a fluidized bed gasification reactor has been studied using experimental and computational methods. The experiments were carried out using sand particles as bed ...

    • Experimental study and SEM-EDS analysis of agglomerates from gasification of biomass in fluidized beds 

      Furuvik, Nora Cecilie Ivarsdatter; Wang, Liang; Jaiswal, Rajan; Thapa, Rajan Kumar; Eikeland, Marianne Sørflaten; Moldestad, Britt Margrethe Emilie (Peer reviewed; Journal article, 2022)
      Fluidized bed gasification is an attractive conversion technology for biomass. However, processing biomass in fluidized beds suffers from ash related problems. In this work, bed agglomeration of wood pellets and grass ...

    • Experimental study of agglomeration of grass pellets in fluidized bed gasification 

      Furuvik, Nora Cecilie Ivarsdatter; Jaiswal, Rajan; Moldestad, Britt Margrethe Emilie (Chapter; Peer reviewed, 2020)
      The agglomeration tendency during gasification of grass pellets in a bubbling fluidized bed reactor was studied. Particle agglomeration occurs as a consequence of interactions between the bed particles and the biomass ash ...

    • Flow behavior in an agglomerated fluidized bed gasifier 

      Furuvik, Nora Cecilie Ivarsdatter; Jaiswal, Rajan; Moldestad, Britt Margrethe Emilie (Peer reviewed; Journal article, 2019)
      The global energy demand has increased over the last decades and the need for utilization of energy produced from sustainable sources is stressed. Fluidized bed gasification of biomass is a thermochemical conversion process ...

    • Investigation of the segregation and mixing behavior of biomass in a bubbling fluidized bed reactor using a CPFD model 

      Jaiswal, Rajan; Furuvik, Nora Cecilie Ivarsdatter; Thapa, Rajan Kumar; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2019)
      Segregation of biomass in a gasification reactor is an inevitable problem that can jeopardize the advantages such as uniform temperature control and proper mass circulation, and good solid-gas contacting area of the fluidized ...

    • Method of identifying an operating regime in a bubbling fluidized bed gasification reactor 

      Jaiswal, Rajan; Furuvik, Nora Cecilie Ivarsdatter; Thapa, Rajan Kumar; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2020)
      This work presents a new method for identifying the bubbling regime of a fluidized bed gasification reactor. The method has been developed using experimental measurements and a computational model. Pressure drops are ...

    • Modeling and simulation of light oil production using inflow control devices 

      Timsina, Ramesh; Furuvik, Nora Cecilie Ivarsdatter; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2017)
      Light crude oil production is the most economical and is currently serving as benchmark together with medium crude oil. The most of the conventional oil fields in the worlds are either light or medium crude oil. Conventional ...

    • Simulation of CO2 storage in the North Sea 

      Torsen, Arne O.; Smistad, Harris J.; Tveit, Håkon; Hansen, Ole C.; Bjørtuft, Vegard G.; Furuvik, Nora Cecilie Ivarsdatter; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2018)
      Use of fossil fuel has resulted in emission of large amounts of CO2 to the atmosphere, which increases the risk of global heating. There is a lot of research going on regarding CO2 capture and storage. The Paris Agreement, ...

    • Simulation of CO2-Distribution in Fractured Oil Reservoir 

      Furuvik, Nora Cecilie Ivarsdatter; Halvorsen, Britt (Conference object; Peer reviewed, 2015-11-25)
      Deep geologic injections and storage of Carbon dioxide (CO2) for enhanced oil recovery (EOR) are an upcoming combination due to the potential for increased oil production from depleted oilfields at the same time reducing ...

    • Simulation of oil production and CO₂ 

      Furuvik, Nora Cecilie Ivarsdatter (Master thesis, 2016)
      Deep geologic injection of supercritical carbon dioxide (CO₂) for enhanced oil recovery (EOR), plays an important role in the sequestration of CO₂ to minimize the impact of CO₂-emissions due to global warming. CO₂-EOR ...

    • Simulation of Oil Production from Homogenous North Sea Reservoirs with Inflow Control using OLGA/Rocx 

      Sund, Sveinung Martinius; Iversen, Thomas Berg; Hansen, Magnus S.; Bohlin, Jørgen; Vøllestad, Ole Kristian; Furuvik, Nora Cecilie Ivarsdatter; Halvorsen, Britt (Journal article; Peer reviewed, 2017)
      Advances in drilling technology have made long, horizontal wells the preferred method to extract oil from reservoirs in the Norwegian Sector. Early water or gas breakthrough is a passive inflow control devices (ICD) are ...

    • Study of agglomeration in fluidized bed gasification of biomass using CPFD simulations 

      Furuvik, Nora Cecilie Ivarsdatter; Jaiswal, Rajan; Thapa, Rajan Kumar; Moldestad, Britt Margrethe Emilie (Journal article; Peer reviewed, 2019)
      Fluidized beds have been widely applied for the gasification of biomass. However, at high temperatures ash melting and subsequently bed agglomeration may occur. When biomass is used for thermal conversion processes, inorganic ...