Recent Submissions

  • High temperature fluidization ‐ influence of inter‐particle forces on fluidization behavior 

    Mihajlovic, Milan; Roghair, Ivo; Annaland, Martin van Sint (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Recent experiments have shown an influence of temperature on the minimum fluidization conditions in gas-solid fluidized beds, even when the gas phase density and viscosity were kept constant (Campos Velarde et al., 2016). ...
  • Verification of filtered two fluid models for reactive gas‐solid flows 

    Cloete, Jan Hendrik; Cloete, Schalk; Radl, Stefan; Amini, Shahriar (SINTEF Proceedings;2, Conference object; Peer reviewed, 2017)
    CFD simulations of fluidized bed reactors are generally limited to the laboratory scale because of the fine grid sizes that are required to resolve complex particle clustering phenomena. The filtered Two Fluid Model (fTFM) ...
  • Four Norwegian Zero Emission Pilot Buildings – Building Process and User Evaluation 

    Moum, Anita; Hauge, Åshild Lappegard; Thomsen, Judith (ZEB Project report;30, Research report, 2017)
    About ZEB The Research Centre on Zero Emission Buildings (ZEB), Norway (www.zeb.no), funds the research work presented in this report. ZEB is a national centre dedicated to research, innovation, and implementation within ...
  • Evaluering av boliger med lavt energibehov (EBLE) – samlerapport 

    Thomsen, Judith; Gullbrekken, Lars; Grynning, Steinar; Holme, Jonas (SINTEF Fag;43, Research report, 2017)
    Omfang Rapporten presenterer resultater fra evaluering av sju passivhusprosjekter og to TEK101- prosjekter. Antall boliger i studien er 64 passivhus2 og 10 TEK10-boliger. I vår casestudie bruker vi flere caser for å kunne ...
  • Casebeskrivelser av fire norske ZEB pilotbygg – byggeprosess og brukerevaluering 

    Moum, Anita; Hauge, Åshild Lappegard; Thomsen, Judith (ZEB Project report;31, Research report, 2017)
  • Industrialisering av byggeprosessene. Status og trender 

    Moum, Anita; Høilund-Kaupang, Halvard; Olsson, Nils; Bredeli, Martin (SINTEF Fag;45, Research report, 2017)
    Forord. Denne rapporten oppsummerer Fase 1 og 2 i en kartlegging av status og trender på feltet "industrialisert byggeprosess". Innholdet er utredet av forskere ved SINTEF Byggforsk, NTNU og SINTEF Raufoss Manufacturing. ...
  • The Visund office building, Haakonsvern, Bergen. As-built report 

    Sørensen, Åse Lekang; Mysen, Steinar Mads; Andresen, Inger; Hårklau, Bjarte; Lunde, Arild (ZEB Project report;36, Research report, 2017)
    The Visund office building is a pilot project within the Research Centre on Zero Emission Buildings (ZEB) in Norway. The building has 2031 m2 of heated floor area and is located at Haakonsvern, about 15 km from the centre ...
  • ZEB Pilot Campus Evenstad. Administration and educational building. As-built report 

    Wiik, Marianne Rose Kjendseth; Sørensen, Åse Lekang; Selvig, Eivind; Cervenka, Zdena; Fufa, Selamawit Mamo; Andresen, Inger (ZEB Project report;36, Research report, 2017)
    The Visund office building is a pilot project with in the Research Centre on Zero Emission Buildings (ZEB) in Norway. The building has 2031 m 2 of heated floor area and is located at Haakonsvern, about 15 km from the ...
  • Direct numerical simulation of the effective drag in gas‐liquid‐solid systems 

    Baltussen, Maike W.; Kuipers, J.A.M.; Deen, Niels G. (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Due to the increase in the oil prices and the depletion of the oil reserves, Fischer-Tropsch processes for the production of synthetic fuels, methanol synthesis and other gas-to-liquid processes are rapidly gaining interest. ...
  • A Lagrangian‐Eulerian hybrid model for the simulation of direct reduction of iron ore in fluidized beds 

    Schneiderbauer, Simon; Kinaci, Mustafa E.; Hauzenberger, Franz; Pirker, Stefan (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Fluidized bed and moving bed reactors are one of the most important technologies in several branches of process industry. Especially, it is known since decades that iron can be reduced rapidly and efficiently from iron ...
  • Experimental and numerical investigation of a bubbling dense gas‐solid fluidized bed 

    Yang, Lei; Padding, J.T.; Kuipers, J.A.M. (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Eulerian models incorporating kinetic theory of granular flow (KTGF) are widely used to simulate gassolids flow. The most widely used KTGF models have been derived for dilute flows of slightly inelastic, frictionless ...
  • Mass transfer phenomena in fluidized beds with horizontally immersed membranes 

    J.W. Voncken, Ramon; Roghair, Ivo; Van Sint Annaland, Martin (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Mass transfer phenomena in fluidized bed reactors with horizontally immersed membranes have been investigated using a verified and validated Two-Fluid Model. A binary hydrogen-nitrogen mixture was injected into the fluidized ...
  • Extremely fast simulations of heat transfer in fluidized beds 

    Lichtenegger, Thomas; Priker, Stefan (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Besides their huge technological importance, fluidized beds have attracted a large amount of research because they are perfect playgrounds to investigate highly dynamic particulate flows. Their overall behavior is determined ...
  • Effect of lift force on dense gas‐fluidized beds of non‐spherical particles 

    Mema, Ivan; Mahajan, Vinay V.; Fitzgerald, Barry W.; Kuipers, Hans; Padding, Johan T. (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    In industry we encounter many processes that rely on equipment in which particles are suspended by a gas flow, such as pneumatic conveyors, CFB gasifiers, combustors and fluidized bed reactors. In numerical models of these ...
  • A Two‐Fluid model study of hydrogen production via water gas shift in fluidized bed membrane reactors 

    J.W. Voncken, Ramon; Roghair, Ivo; Van Sint Annaland, Martin (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Fluidized bed membrane reactors have been proposed as a promising reactor concept for the production of ultra-pure hydrogen via Water Gas Shift (WGS). High-flux thin-film dense palladium-based membranes are used to selectively ...
  • Simulation of chemical looping combustion process in a double looping fluidized bed reactor with cu‐based oxygen carriers 

    Zhang, Yuanwei; Langørgen, Øyvind; Saanum, Inge; Chao, Zhongxi; Jakobsen, Hugo A. (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Chemical looping combustion (CLC) is an attractive technology that produces a pure CO2 stream and therefore the CO2 can be readily recovered by condensing water vapour. In order to understand the physical phenomena and to ...
  • Modelling of interaction between turbines and terrain wakes using pragmatic approach 

    Røkenes, Kjersti; Panjwani, Balram; Lund, Berit Floor; Samseth, Jon (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Kongsberg Digital (KDI) is currently developing a decision support system for wind farms (Kongsberg EmPower). The objectives of Kongsberg EmPower are to optimize the total power production from a wind farm, forecast the ...
  • CFD modeling of dynamic emulsion stability 

    Patil, A.V.; Johansen, S.T. (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    Assuring transport and separation of oil and water crude emulsions is of significant importance to the oil and gas industries. The crude oil, due to its profuse chemical composition, has complex dispersion and emulsion ...
  • On pragmatism in industrial modeling. Part III: Application to operational drilling 

    Johansen, Stein T.; Meese, Ernst A.; Zoric, Josip; Islam, Amunial; Martins, Dwayne W. (SINTEF Proceedings;2, Chapter; Conference object, 2017)
    In this paper, we will apply the concepts of pragmatic industrial modelling to the development of a real time drilling support tool. We develop requirements to such a modelling tool, regarding both input and output, model ...
  • Modelling thermal effects in the molten iron bath of the HIsmelt reduction vessel 

    Witt, Peter J.; Feng, Yuqing; Davis, Mark P. (SINTEF Proceedings;1, Chapter; Conference object, 2015)
    Over a thirty year period the HIsmelt process has been developed as an alternative to the traditional blast furnace for the production of pig iron. This process involves the injection of fine iron ore and non-coking coal ...

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