• Analysis of shock-wave diffraction over double concave cylindrical wedges. Part I: Shock dynamics 

      Brahmi, N; Hadjadj, Abdellah; Soni, V; Chaudhuri, Arnab (Acta Astronautica;Volume 172, July 2020, Journal article; Peer reviewed, 2020-01-31)
      Shock-wave diffraction over double concave cylindrical surfaces has been numerically investigated at different flow regimes by varying the incident-shock-wave Mach number from Ms=1.6 (transonic) to Ms=4.5 (supersonic ...
    • Analysis of shock-wave diffraction over double cylindrical wedges. Part II: Vorticity generation 

      Brahmi, N; Hadjadj, Abdellah; Soni, V; Chaudhuri, Arnab (Acta Astronautica;Volume 172, July 2020, Journal article; Peer reviewed, 2020-02-18)
      The unsteady aspect of turbulent flow structures generated by a shock-wave diffraction over double cylindrical wedges, with initial diffracting angle of 75∘, are numerically investigated by means of two-dimensional ...
    • CFD analysis of displacement ventilation 

      Lambarki, Faical; Taftø, Jan Andreas Cacal; Dahir, Mahamud Hussein (Bachelor thesis, 2018-05-23)
      Displacement ventilation is an air supply method that uses supplied air near the floor at low velocity and fewer degrees below the air in the room. Well-designed displacement ventilation gives sufficient air quality, thermal ...
    • Convective Melting Modeling Approach for Phase Change Materials with Variable Boundary Heating 

      Rubinetti, Donato; Weiss, Daniel A.; Chaudhuri, Arnab; Kraniotis, Dimitrios (Linköping Electronic Conference Proceedings;Proceedings of The 59th Conference on Simulation and Modelling (SIMS 59), Journal article; Journal article; Peer reviewed, 2018-11-19)
      The present study conceives a numerical model for phase change materials following the apparent heat capacity method where the phase change occurs within a chosen temperature interval. A multiphysical modeling approach to ...
    • The effects of fan and door opening on a cold storage room: a numerical study 

      Ayarmal, Azada; Melhus, Ole; Chaudhuri, Arnab (Linköping Electronic Conference Proceedings;Issue: 153, Conference: Proceedings of The 59th Conference on Simulation and Modelling (SIMS 59), Journal article; Journal article; Peer reviewed, 2018-11-19)
      We present numerical analysis of a cold storage room with a product load, a fan, and a sliding door by solving compressible form of the conservative 3D Navier Stokes equation (without Boussinesq approximation) together ...
    • Eksperimentell og numerisk evaluering av kjøleytelse for sparkel med faseendringsmateriale anvendt på kontor for å forbedre termisk inneklima. 

      Phengphan, Chakkrit (MAEN;2020, Master thesis, 2020)
      Hovedmålet var å undersøke hvor mye PCM-sparkelen bidrar til å redusere rom-temperaturen og forbedring av termisk inneklima i form av passiv kjøling, gitt pået kontor på en varm sommerdag i det nordiske klimaet. Målinger ...
    • Experimental and numerical studies on thermal performance and optimization of night ventilation strategies for improvement of cooling energy performance in office cubicles with PCM-enhanced spackling 

      Aamodt, Andreas (MAEN;2020, Master thesis, 2020)
      PCM enhanced wallboards on internal surfaces of building spaces is an attractive solution for improvement of thermal performance in buildings. This work deals with using a novel spackling compound as a primer coating ...
    • Experimental and numerical studies on thermal performance of an office cubicle having gypsum boards coated with PCM-enhanced spackling 

      Vik, Tor Arvid; Madessa, Habtamu Bayera; Chaudhuri, Arnab; Aamodt, Andreas; Phengphan, Chakkrit; Afriyie, Ebenezer Twumasi (SINTEF Proceedings;No 5, Journal article; Peer reviewed, 2020)
      PCM enhanced wallboards on internal surfaces of building spaces is an attractive solution for improvement of thermal performance in buildings. This work deals with using a novel spackling compound as a primer coating ...
    • Fully integrated numerical design tool to assess thethermal performance of phase change materials (PCM) inthe built environment 

      Rubinetti, Donato; Weiss, Daniel A.; Kraniotis, Dimitrios; Chaudhuri, Arnab (IOP Conference Series: Earth and Environmental Science;Volume 410, Conference object; Journal article; Peer reviewed, 2020)
      Thermal energy storage with phase change materials (PCM) is a promising candidate to promote resource sustainability in buildings. The intelligent selection and usage of a PCM within the structure of a building poses a ...
    • Hvordan oppnå lavere soveromstemperaturer i passivhus med varmluft via ventilasjonsanlegget som oppvarmingskilde? 

      Andresen, Julie Flakne (MAEN;2018, Master thesis, 2018)
      Denne oppgaven omhandler oppvarming via tilluft i passivhusboliger. Fokus har vært å løse problemet med høye soveromstemperaturer ved bruk av temperert tilluft som eneste oppvarmingskilde. En typisk norsk, enetasjes enebolig ...
    • Implementation of Revit add-in for analysis of heating plant P&ID 

      Steneng, Christian Velde (MAEN;2020, Master thesis, 2020)
      This thesis reviews the possibility of creating an add-in for Revit by the use of the Revit API to analyze a heating plant P\&ID. The programming language used to create the add-in is C\#. The add-in contains methods ...
    • Numerical Analysis of Shock Wave Diffraction 

      Chaudhuri, Arnab; Jacobs, Gustaaf B; Hong, Xiao (ISSW: International Symposium on Shock Waves, Chapter; Postprint, 2019-03-22)
      This work reports analysis of complex shock wave diffraction and longtime behavior of shock-vortex dynamics over splitter geometry encountered in both external and internal compressible flows. The simulation resolved the ...
    • Numerical analysis of shock wave diffraction 

      Chaudhuri, Arnab; Jacobs, Gustaaf B; Hong, Xiao (Chapter; Peer reviewed, 2019)
      This work reports analysis of complex shockwave diffraction and long-time behavior of shock-vortex dynamics over splitter geometry encountered in both external and internal compressible flows. The simulation resolved the ...
    • On Shock Propagation through Double-Bend Ducts by Entropy-Generation-Based Artificial Viscosity Method 

      Chaudhuri, Arnab (Entropy;Volume 21, Issue 9, Journal article; Peer reviewed, 2019-08-22)
      Shock-wave propagation through obstacles or internal ducts involves complex shock dynamics, shock-wave shear layer interactions and shock-wave boundary layer interactions arising from the associated diffraction phenomenon. ...
    • On the Energy Performance of Micro-Encapsulated Phase Change Material Enhanced Spackling with Night Ventilation 

      Aamodt, Andreas; Chaudhuri, Arnab; Madessa, Habtamu Bayera; Vik, Tor Arvid (Applied Sciences;volume 11, issue 4, Peer reviewed; Journal article, 2021-02-06)
      Phasechangematerial(PCM)isanattractivesolutionforimprovementofthermalperfor- mance in buildings, and have excited a vast amount of research in recent years. There are however practical challenges with ensuring adequate ...
    • Pipe losses : A numerical study using Computational Fluid Dynamics 

      Ørvik, Eskil Bro; Borgen, Kjell Løvtangen (Bachelor thesis, 2018-05-22)
      This report contains the results from the simulations done in STAR-CCM+ to predict pipe losses, including a validation case with straight smooth/rough pipes, and smooth pipes with 90 degree bends. Results show excellent ...
    • POD-interpolation based analysis of indoor airflows 

      Kluftødegård, Mats (MAEN;2020, Master thesis, 2020)
      This work reports a proper orthogonal decomposition (POD)-interpolation based prediction of indoor airflows related to displacement ventilation. Steady-state computational fluid dynamics (CFD) solution snapshots with ...
    • POD-interpolation based prediction of indoor airflows 

      Kluftødegård, Mats; Chaudhuri, Arnab (SINTEF proceedings;No 5, Journal article; Peer reviewed, 2020)
      This work reports a proper orthogonal decomposition (POD)-interpolation based prediction of indoor airows related to displacement ventilation. Steadystate computational uid dynamics (CFD) solution snapshots with varying ...
    • Shock propagation and diffraction through cavity 

      Chaudhuri, Arnab (Linköping Electronic Conference Proceedings;Proceedings of The 59th Conference on Simulation and Modelling (SIMS 59), Journal article; Journal article; Peer reviewed, 2018-11-19)
      This work presents a numerical analysis of a planar moving shock wave with Mach number Ms = 1.3, travelling through a square cavity geometry with rigid boundaries. A high-order artificial viscosity based Discontinuous ...
    • Turbulent structures of shock-wave diffraction over 90° convex corner 

      Soni, Vineet; Chaudhuri, Arnab; Brahmi, Nassim; Hadjadj, Abdellah (Physics of Fluids;Volume 31, Issue 8, Journal article; Peer reviewed, 2019-07)
      The turbulent structures and long-time flow dynamics of shock diffraction over 90° convex corner associated with an incident shock Mach number Ms = 1.5 are investigated by large eddy simulation (LES). The average evolution ...