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    • Numerical approach for generic three‐phase flow based on cut‐cell and ghost fluid methods 

      Dang, Son Tung; Meese, Ernst A.; Morud, John; Johansen, Stein Tore (Journal article; Peer reviewed, 2019)
      In this paper, we introduce numerical methods that can simulate complex multiphase flows. The finite volume method, applying Cartesian cut‐cell is used in the computational domain, containing fluid and solid, to conserve ...

    • Numerical assessment of an automotive derivative CHP fuel cell system 

      Facci, Andrea Luigi; Loreti, Gabriele; Ubertini, Stefano; Barbir, Frano; Chalkidis, Thomas; Eßling, Rolf-Peter; Peters, Thijs; Skoufa, Efthalia; Bove, Roberto (Peer reviewed; Journal article, 2017)
      In this paper we model the performance of a PEM-based CHP system. Such a system represents the first layout under investigation within the AutoRe project, which aims at developing an automotive derivative CHP stationary ...

    • Numerical investigation of a novel pattern for reducing residual stress in additive manufacturing 

      Sun, Li; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang (Peer reviewed; Journal article, 2020)
      Deposition patterns can significantly affect residual stress distribution in additive manufacturing processes. In this paper, a novel deposition pattern, the S-pattern, is proposed for the additive manufacturing process. ...

    • Numerical Investigations to Quantify the Effect of Horizontal Membranes on the Performance of a Fluidized Bed Reactor 

      Hommel, Robert; Cloete, Schalk; Amini, Shahriar (Peer reviewed; Journal article, 2012)
      Reactive simulations of gas-solid flows occurring in fluidized beds with horizontal membrane insertion were carried out using computational fluid dynamics based on the kinetic theory of granular flows. The effect of altering ...

    • Numerical Modeling of Radial Fracturing of Cement Sheath Caused by Pressure Tests 

      Gheibi, Sohrab; Sangesland, Sigbjørn; Vrålstad, Torbjørn (Chapter; Peer reviewed, 2019)
      To achieve an acceptable level of zonal isolation, well integrity should be guaranteed in hydrocarbon production and geological CO2 sequestration. Well pressure test can cause different types of failures in the well system ...

    • Numerical modelling of high-power laser spot melting of thin stainless steel 

      Bunaziv, Ivan; Danielsen, Morten Høgseth; Eriksson, Magnus Carl Fredrik; Ma, Xiang; Ren, Xiaobo; Godinez Brizuela, Omar Emmanuel; Skjetne, Paal (Peer reviewed; Journal article, 2023)
      Numerical modelling is an important scientific tool in laser materials processing to study different melting, evaporation, and solidification phenomena. It can assist in understanding why certain defects are formed, and ...

    • Numerical Simulations of Grout Flow in Simplified Geometries 

      Skjetne, Paal; Mo, Sjur (SINTEF Rapport;1504-9795, Research report, 2017)

    • A numerical solution strategy for dynamic simulation of post-combustion CO2 capture 

      Enaasen, Nina; Tobiesen, Finn Andrew; Kvamsdal, Hanne Marie; Hillestad, Magne (Peer reviewed; Journal article, 2013)
      This paper describes in detail the numerical solution of a dynamic process developed for post-combustion absorption based CO2 capture. The method used in this work is sequential modular integration. This means that each ...

    • Numerical study on the effect of the Lüders plateau on the ductile crack growth resistance of SENT specimens 

      Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang (Peer reviewed; Journal article, 2018)
      The increasing demand of energy prompts the petroleum industry exploitation activities to the Arctic region where the low temperature is a strong challenge, both for structural design and material selection. For structural ...

    • Numerical/experimental impact events on filament wound composite pressure vessel 

      Perillo, Giovanni; Grytten, Frode; Sørbø, Steinar; Delhaye, Virgile Roger (Peer reviewed; Journal article, 2015)
      Impacts on pressure vessels, produced by winding glass fibre with vinyl ester resin over a polyethylene liner, were numerically and experimentally investigated in the current work. Pressure vessels were experimentally ...

    • Numerical/Experimental Study Of The Impact and Compression After Impact On GFRP Composite For Wind/Marine Applications 

      Perillo, Giovanni; Jørgensen, Jens Kjær (Peer reviewed; Journal article, 2016)
      Damage development due to impact needs to be understood to evaluate the consequences of impact on composite structures. This study concentrates on modelling low velocity impact and consequent compression after impact (CAI) ...

    • Nye muligheter for verdiskaping i Norge 

      Almås, Karl Andreas; Barrio, Maria; Fleischer, Vincent; Haugan, Petter M.; Sand, Gunnar (SINTEF Rapport;, Research report, 2019)
      Med kurs mot ukjent fremtid. Denne rapporten er levert av SINTEF på oppdrag fra NHO. Den er en del av et større utredningsarbeid – «Veikart for fremtidens næringsliv». I dette arbeidet deltar SINTEF med beskrivelser og ...

    • Observation of Electric-Field-Induced Structural Dislocations in a Ferroelectric Oxide 

      Evans, Donald; Småbråten, Didrik Rene; Holstad, Theodor Secanell; Vullum, Per Erik; Mosberg, Aleksander Buseth; Yan, Zewu; Bourret, Edith; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis (Peer reviewed; Journal article, 2021)
      Dislocations are 1D topological defects with emergent electronic properties. Their low dimensionality and unique properties make them excellent candidates for innovative device concepts, ranging from dislocation-based ...

    • Observations of rising methane bubbles in Trondheimsfjord and its implications to gas dissolution 

      Olsen, Jan Erik; Krause, Daniel Franklin; Davies, Emlyn John; Skjetne, Paal (Journal article; Peer reviewed, 2019-02-13)
      Gas dissolution reduces the release of methane to the atmosphere from subsea sources. Being able to predict and assess the methane flux to the atmosphere requires knowledge on gas dissolution and mass transfer. This can ...

    • Observations of rising methane bubbles in Trondheimsfjord and its implications to gas dissolution 

      Olsen, Jan Erik; Krause, Daniel Franklin; Davies, Emlyn John; Skjetne, Paal (Journal article; Peer reviewed, 2019-03-01)
      Gas dissolution reduces the release of methane to the atmosphere from subsea sources. Being able to predict and assess the methane flux to the atmosphere requires knowledge on gas dissolution and mass transfer. This can ...

    • Occurrence, characterisation and fate of (nano)particulate Ti and Ag in two Norwegian wastewater treatment plants 

      Polesel, Fabio; Farkas, Julia; Kjos, Marianne Steinsvik; Almeida Carvalho, Patricia; Flores-Alsina, Xavier; Gernaey, Krist V.; Hansen, Steffen Foss; Plosz, Benedek; Booth, Andy (Journal article; Peer reviewed, 2018-09-15)
      Due to their widespread application in consumer products, elemental titanium (e.g., titanium dioxide, TiO2) and silver (Ag), also in nanoparticulate form, are increasingly released from households and industrial facilities ...

    • Offset dependence of overburden time-shifts from ultrasonic data 

      Bakk, Audun; Holt, Rune Martin; Bauer, Andreas; Dupuy, Bastien; Romdhane, Mohamed Anouar (Peer reviewed; Journal article, 2020)
      Depletion or injection into a reservoir implies stress changes and strains in the reservoir and its surroundings. This may lead to measurable time-shifts for seismic waves propagating in the subsurface. To better understand ...

    • Offshore Wind: Employment and value creation of EPCI exports in Norway 

      Rocha Aponte, Fabian; Andersen, Tina; Nørstebø, Vibeke Stærkebye; Uggen, Kristin Tolstad; Bjelle, Eivind Lekve; Wiebe, Kirsten Svenja (Peer reviewed; Journal article, 2021)
      The objective of this study is to investigate the value creation potential and the employment effects for the offshore wind engineering, procurement, construction and installation (EPCI) sector in Norway up to 2030 considering ...

    • On capital utilization in the hydrogen economy: The quest to minimize idle capacity in renewables-rich energy systems 

      Cloete, Schalk Willem Petrus; Ruhnau, Oliver; Hirth, Lion (Peer reviewed; Journal article, 2020)
      The hydrogen economy is currently experiencing a surge in attention, partly due to the possibility of absorbing variable renewable energy (VRE) production peaks through electrolysis. A fundamental challenge with this ...

    • On Common Research Needs for the Next Generation of Floating Support Structures 

      Aksnes, Vegard Øgård; Alsos, Hagbart Skage; Bachynski-Polic, Erin Elizabeth; Berthelsen, Petter Andreas; Delhaye, Virgile Roger; Furevik, Birgitte Rugaard; Jostad, Hans Petter; Kristiansen, Trygve; Ommani, Babak (Chapter; Peer reviewed, 2022)
      The world is facing several industrial and societal challenges, such as providing enough renewable energy and enough safe and healthy food as formulated in the United Nations sustainable development goals. Using floating ...