Blar i Publikasjoner fra CRIStin på tittel

Viser treff 3311-3330 av 8661

    • Gas switching reforming for flexible power and hydrogen production to balance variable renewables 

      Szima, Szabolcs; Nazir, Shareq Mohd; Cloete, Schalk Willem Petrus; Amini, Shahriar; Fogarasi, Szabolcs; Cormos, Ana-Maria; Cormos, Calin-Cristian (Peer reviewed; Journal article, 2019)
      Variable renewable energy (VRE) is expected to play a major role in the decarbonization of the electricity sector. However, decarbonization via VRE requires a fleet of flexible dispatchable plants with low CO2 emissions ...

    • Gas Switching Reforming for syngas production with iron-based oxygen carrier-the performance under pressurized conditions 

      Ugwu, Ambrose; Zaabout, Abdelghafour; Tolchard, Julian R; Dahl, Paul Inge; Amini, Shahriar (Peer reviewed; Journal article, 2019)
      A four-stage Gas Switching Reforming for syngas production with integrated CO2 capture using an iron-based oxygen carrier was investigated in this study. The oxygen carrier was first reduced using dry methane, where high ...

    • Gas switching technology: Economic attractiveness for chemical looping applications and scale up experience to 50 kWth 

      Ugwu, Ambrose; Arnaiz del Pozo, Carlos; Zaabout, Abdelghafour; Nazir, Shareq Mohd; Kalendar, Nimet Uzun; Cloete, Schalk Willem Petrus; Szima, Szabolcs; Fogarasi, Szabolcs; Donat, Felix; van Diest, Geert; Cloete, Jan Hendrik; Jiménez Álvaro, Ángel; Albertsen, Knuth; Cormos, Ana-Maria; Cormos, Calin-Cristian; Amini, Shahriar (Peer reviewed; Journal article, 2022)
      Gas switching technology (GST) was introduced to facilitate operation and scale-up of pressurized chemical looping-based technologies thus bringing the expected benefits of reducing costs and energy penalty of CO2 capture. ...

    • Gas-filled panels for building applications: A state-of-the-art review 

      Baetens, Ruben; Jelle, Bjørn Petter; Gustavsen, Arild; Grynning, Steinar (Journal article; Peer reviewed, 2010)
      With their thermal conductivity down to 10 mW/m K, gas-filled panels (GFPs) are regarded as possible high performance thermal insulating solutions for building applications. However, thermal conductivities of respectively ...

    • Gaseous reduction of Mn ores in CO-CO2 atmosphere 

      Larssen, Trine Asklund; Tangstad, Merete; Kero, Ida (The Minerals, Metals & Materials Series;2367-1181, Chapter, 2018)
      The efficiency in production of manganese ferroalloys is dependent on the gaseous reduction of the higher manganese oxides in the ores used as raw materials. The materials, descending in the furnace, will meet the furnace ...

    • Gasification of wood powder in a small-scale entrained flow gasifier 

      Khalil, Roger Antoine; Seljeskog, Morten; Bakken, Jørn; Skreiberg, Øyvind (Peer reviewed; Journal article, 2023)
      Gasification of wood powder milled from commercially available wood pellets have been performed in a small-scale entrained flow gasifier. The main aim of this study is to investigate operational and feedstock requirements ...

    • Gassing During Tapping of Silicon 

      Vachaparambil, Kurian J.; Panjwani, Balram; Olsen, Jan Erik (Peer reviewed; Journal article, 2022)
      During tapping of metal from silicon furnaces, a significant amount of gas is often released through the tap-hole. The gas is combustible, and a flame jet is created which poses a safety threat to operators. Due to the ...

    • Gasskraftverk med CO2-håndtering - Studie av alternative teknologier 

      Bolland, Olav; Hagen, Roger; Maurstad, Ola; Tangen, Grethe; Juliussen, Olav; Svendsen, Hallvard Fjøsne (SINTEF Energi. Rapport;, Research report, 2002)
      Rapporten dokumenterer en studie som beskriver og sammenligner 12 ulike teknologier for gasskraftverk med CO2-håndtering. Merkostnaden for å fjerne CO2 i forbindelse med elektrisitetproduksjon er i studien beregnet til ...

    • GAWPS: A MRST-based module for wellbore profiling and graphical analysis of flow units 

      Oliveira, Gustavo P.; Rodrigues, Thiago N. E.; Lie, Knut-Andreas (Peer reviewed; Journal article, 2022)
      Several graphical methods have been developed to understand the stratigraphy observed in wells and assist experts in estimating rock quality, defining limits for barriers, baffles, and speed zones, and in particular, delineating ...

    • A general-purpose distributed pattern mining system 

      Belhadi, Asma; Djenouri, Youcef; Lin, Jerry Chun-Wei; Cano, Alberto (Peer reviewed; Journal article, 2020)
      This paper explores five pattern mining problems and proposes a new distributed framework called DT-DPM: Decomposition Transaction for Distributed Pattern Mining. DT-DPM addresses the limitations of the existing pattern ...

    • The generality of the standard 2D TFM approach in predicting bubbling fluidized bed hydrodynamics 

      Cloete, Schalk Willem Petrus; Zaabout, Abdelghafour; Johansen, Stein Tore; Annaland, MV; Gallucci, F; Amini, Shahriar (Peer reviewed; Journal article, 2013)
      Hydrodynamic simulations of a pseudo-2D bubbling fluidized bed were carried out and compared to experiments conducted over a wide range of flow conditions. The primary purpose of this study was to assess the generality of ...

    • Generalization and stabilization of exact scattering solutions for spherical symmetric scatterers 

      Venås, Jon Vegard; Jenserud, Trond (Peer reviewed; Journal article, 2022)
      In a previous work the authors described a fast high-fidelity computer model for acoustic scattering from multi-layered elastic spheres. This work is now extended with a scaling strategy significantly mitigating the problem ...

    • Generalized Chessboard Structures Whose Effective Conductivities Are Integer Valued 

      Lukkassen, Dag; Meidell, Annette (Journal article; Peer reviewed, 2012)
      We consider generalized chessboard structures where the local conductivity takes two values 𝑎� and 𝑏�. All integer combinations of 𝑎� and 𝑏� which make the components of effective conductivity matrix integer valued are ...

    • Generalized Voltage-based State-Space Modelling of Modular Multilevel Converters with Constant Equilibrium in Steady State 

      Bergna-Diaz, Gilbert; Freytes, Julian; Guillaud, Xavier; D'Arco, Salvatore; Suul, Jon Are Wold (Journal article; Peer reviewed, 2018)
      Abstract: This paper demonstrates that the sum and difference of the upper and lower arm voltages are suitable variables for deriving a generalized state-space model of an MMC which settles at a constant equilibrium in ...

    • Generating environmental sampling and testing data for micro- and nanoplastics for use in life cycle impact assessment 

      Askham, Cecilia; Pauna, Valentina H.; Boulay, Anne-Marie; Fantke, Peter; Jolliet, Olivier; Lavoie, Jerome; Booth, Andy; Coutris, Claire; Verones, Francesca; Weber, Miriam; Vijver, Martina G.; Lusher, Amy Lorraine; Hajjar, Carla (Peer reviewed; Journal article, 2022)
      Ongoing efforts focus on quantifying plastic pollution and describing and estimating the related magnitude of exposure and impacts on human and environmental health. Data gathered during such work usually follows a receptor ...

    • Generating hot water for food processing plant using waste heat, high temperature heat pump and storage 

      Kvalsvik, Karoline Husevåg; Bantle, Michael (Science et technique du froid;2018-3, Chapter; Peer reviewed, 2018)

    • Generating scenarios from probabilistic short-term load forecasts via non-linear Bayesian regression 

      Löschenbrand, Markus; Gros, Sebastien; Lakshmanan, Venkatachalam (Chapter; Peer reviewed, 2021)
      In this paper we present a simple and intuitive method for fitting a non-linear Bayesian regression model on short-term load forecasts. Such models have been implemented via Bayesian neural networks, which are known for ...

    • Generation of rule-adhering robot programs for aluminium welding automatically from CAD 

      Tran, Tuan Anh; Njaastad, Eirik B; Midling, Ole Terje; Bjelland, Morten; Lobov, Andrei (Peer reviewed; Journal article, 2023)
      This paper presents a method to automatically generate robot welding programs from CAD to address the ever-constant demand for product customisation. Furthermore, to ensure that proper welding operations and structural ...

    • Generic functionality in user interfaces for emergency response 

      Nilsson, Erik Gösta; Stølen, Ketil (Research report, 2011)
      In this report we use findings from a number of empirical studies involving different emergency response actors to identify shared or overlapping needs for user interfaces functionality.  By analyzing the findings ...

    • Generic functionality in user interfaces for emergency response 

      Nilsson, Erik Gøsta; Stølen, Ketil (Chapter, 2011)
      In this paper we use findings from a number of empirical studies involving different emergency response actors to identify shared or overlapping needs for user interfaces functionality. By analyzing the findings from these ...