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    • Odour problems in buildings – result of 682 cases 

      Mattsson, Johan; Rolén, Tage (SINTEF Proceedings;9, Chapter; Peer reviewed; Conference object, 2021)
      Various odours can cause a negative perception of the indoor air quality. The intensity of the odour can fluctuate for example due to weather conditions, ventilation, and use of the building. In addition, the degree of ...

    • ON MODELLING ELECTROCHEMICAL GAS EVOLUTION USING THE VOLUME OF FLUID METHOD 

      VACHAPARAMBIL, Kurian J.; EINARSRUD, Kristian Etienne (SINTEF Proceedings;6, Chapter; Peer reviewed, 2020)
      In this work we describe the various building block relevant in simulating electrochemical gas evolution using Volume of Fluid (VOF) method. These building blocks are implemented in the VOF solver available in OpenFOAM® ...

    • On pragmatism in industrial modeling 

      Zoric, Josip; Johansen, Stein Tore; Einarsrud, Kristian Etienne; Solheim, Asbjørn (SINTEF Proceedings;1, Chapter, 2015)
      Many natural or industrial processes are of extreme complexity, and where the time- and length scales range from an atomistic level to years and kilometers. Often the processes or phenomena consist of multiple sub processes ...

    • 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, 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 ...

    • On the Distinctiveness of Noble Gases in Injected Co2 from Background Fluids 

      Weber, Ulrich W.; Kampman, Niko; Sundal, Anja (SINTEF Proceedings;7, Chapter; Peer reviewed; Conference object, 2021)
      A comprehensive monitoring program for CO2 storage sites is an integral part of designing CCS projects. Once a CO2 anomaly is observed or suspected, the source of the CO2 may be identified through evaluation of geochemical ...

    • Operation status and improvement of the integrated hybrid VRF system 

      Tosaka, Yusuke; Hagi, Shota; Kawase, Tokimi; Nobe, Tatsuo (SINTEF Proceedings;9, Chapter; Peer reviewed; Conference object, 2021)
      In recent years, the demand for energy conservation, the best energy mix, and thus air conditioning with energy options has increased. For this purpose, an integrated hybrid Variable refrigerant flow system (called hybrid ...

    • Oscillatory flow and mass transport in a coronary artery 

      Gabriel, Sargon A.; Ding, Yan; Gear, John A.; Feng, Yuqing (SINTEF Proceedings;2, Chapter; Conference object; Peer reviewed, 2017)
      Pulsatile flow is intrinsic to the cardiovascular system and is driven by the rhythmic beating of the heart. As a system for mass transport, the cardiovascular system hosts a variety of biochemical and cellular species ...

    • Outlook for Navigation - Comparing Human Performance with a Robotic Solution 

      Blanke, M.; Hansen, S.; Stets, J.D.; Koester, T.; Brøsted, J.E.; Llopart Maurin, A.; Nykvist, N.; Bang, J. (SINTEF Proceedings;3, Chapter; Peer reviewed, 2019)
      Considering whether a temporarily unattended bridge could be allowed, Maritime Authorities wish to investigate whether sensor technology is available that, when seconded by sophisticated computer algorithms, is able to ...

    • Parallel multiphase flow software for solving the Navier‐Stokes equations 

      Al-Rashed, Fahad S.; Shariff, Maher M. (SINTEF Proceedings;2, Chapter; Conference object; Peer reviewed, 2017)
      A code based on finite element method was built and applied on the variable density incompressible Navier-Stokes equations for accurately simulating immiscible two phase flows. The algorithm simulates the interface ...

    • Parametric analysis of ground source heat pump system for heating of office buildings in Nordic climate 

      Rabani, Mehrdad; Madessa, Habtamu Bayera; Torgersen, Jørgen; Nord, Natasa (SINTEF Proceedings;5, Chapter; Peer reviewed; Conference object, 2020)

    • Patients’ Dissatisfaction Versus Target Values for Indoor Environmental Quality: Reconsidering Research Methodologies 

      Willems, Sara; Saelens, Dirk; Heylighen, Ann (SINTEF Proceedings;8, Chapter; Peer reviewed; Conference object, 2021)
      Objective – To reduce the gap between patients being dissatisfied about hospitals’ indoor environmental quality (IEQ) and hospitals achieving target values for IEQ parameters, this paper aims to identify possible improvements ...

    • Perceived indoor environment in social housing with different ventilation principles 

      Knudsen, Henrik N.; Bekö, Gabriel; Larsen, Tine Steen (SINTEF Proceedings;9, Chapter; Peer reviewed; Conference object, 2021)
      The need for renovation and energy retrofitting of Danish social housing from the 1960s and 1970s is substantial. Such energy retrofits often include the installation of mechanical ventilation systems with heat recovery ...

    • Performance assessment and clinical validation of OR ventilation systems 

      Buhl, Sebastian; Guttenberger, Regina; Bulitta, Clemens (SINTEF Proceedings;9, Chapter; Peer reviewed; Conference object, 2021)
      Microbiological burden of room-air in operating theatres is a known risk factor for surgical site infections. However, it is unclear how to best evaluate efficacy and efficiency under routine clinical conditions. Moreover, ...

    • PERFORMANCE OF THE BLENDING FACTORS APPROACH FOR MODELING THE INTERFACIAL FORCES IN BUBBLE COLUMNS OPERATING AT HIGH GAS HOLD UP 

      MANISCALCO, Francesco; SHIEA, Mohsen; BUFFO, Antonio; MARCHISIO, Daniele; VANNI, Marco (SINTEF Proceedings;6, Chapter; Peer reviewed, 2020)
      Gas-liquid bubble columns are commonly used in the process industry due to their ease in construction and their excellent performances. However, the formulation of numerical models of such industrialscale systems is ...

    • Performance, psychological, and physiological effects of office noise 

      Maula, Henna; Radun, Jenni; Hongisto, Valtteri (SINTEF Proceedings;9, Chapter; Peer reviewed; Conference object, 2021)
      Speech is a common disturbance in offices. Irrelevant speech influences performance and subjective estimations. However, not many studies have examined simultaneously the consequences of irrelevant speech on humans regarding ...

    • Phase Equilibrium Measurements of Ammonia Based CO2 Capture Solvents with FTIRr for Gas Phase Analysis 

      Kim, Inna; Chikukwa, Actor; Kvamsdal, Hanne ,; Hoff, Karl Anders; Mejdell, Thor; Haugen, Geir (SINTEF Proceedings;7, Chapter; Peer reviewed; Conference object, 2021)
      Vapor-liquid-solid equilibrium (VLSE) was measured for four solvents (blends A-D) at atmospheric pressure in a low-temperature setup at 20 oC and at 20, 35, and 55 oC for blend E. The blends are ammonia-based aqueous ...

    • Phytoremediation of Airborne Particulate Matter in Indoor Environments 

      Budaniya, Mukesh; Rai, Aakash C. (SINTEF Proceedings;9, Chapter; Peer reviewed; Conference object, 2021)
      This research is motivated by the urgent need to protect people from the adverse health effects of PM2.5 (particles smaller than 2.5 μm in size) exposure by using potted plants as air filters in indoor environments. We ...

    • Planning a low carbon urban area in Helsinki with dynamic energy simulations 

      Siren, Santeri (SINTEF Proceedings;5, Chapter; Peer reviewed; Conference object, 2020)
      The city of Helsinki has a target to achieve carbon neutrality in 2035. The objective of this project was to use energy simulations to study and compare multiple different energy production alternatives for new Malmi ...

    • POD-interpolation based prediction of indoor airflows 

      Kluftødegård, Mats; Chaudhuri, Arnab (SINTEF Proceedings;5, Chapter; Peer reviewed; Conference object, 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 ...

    • Post-Combustion CO2 Capture: A Comparison Between Commercially Ready Technologies 

      Zanco, Stefano E.; Peréz-Calvo, Jose-Francisco; Becattini, Viola; Mazzotti, Marco (SINTEF Proceedings;7, Chapter; Peer reviewed; Conference object, 2021)
      Retro-fitting of post-combustion CO2 capture units to coal fired power plants is key to the transition to a net-zero CO2 emission reality. Different separation technologies have been found suitable for CO2 capture, but a ...