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  1. Employees

Språkvelger

Norsk

John Kristian Fjellingsdal

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John Kristian Fjellingsdal

Senior Engineer
IT Infrastructure Section

john.fjellingsdal@ntnu.no
+4741930021 Sluppenvegen 12BC Sluppen, Trondheim
Publications Outreach

Publications

  • Chronological
  • By category
  • See all publications in Cristin

2024

  • Duffo, Loïc; Smith, Ivar Eskerud; Kjølaas, Jørn. (2024) A 2-Parameters Weight Definition in Least-Squares Regression Towards Data Fitting with Uncertainty. IEEE conference proceedings
    Academic chapter/article/Conference paper

2023

  • Kjølaas, Jørn; Gonzalez Rengifo, Diana Carolina; Johansen, Krister Flåten; Schümann, Heiner. (2023) Experiments and modelling of near-horizontal bubbly flow. International Journal of Multiphase Flow
    Academic article
  • Simonsen, Galina; Kjølaas, Jørn; Leinan, Paul Roger; Schümann, Heiner. (2023) Literature review on surface-active components in emulsions and foams: Theory and modelling efforts. Geoenergy Science and Engineering
    Academic literature review

2022

  • Kjølaas, Jørn; Schümann, Heiner; Gonzalez Rengifo, Diana Carolina; Johansen, Stein Tore. (2022) Modelling of dispersed oil/water flow in a near-horizontal pipe. Chemical Engineering Science (CES)
    Academic article
  • Gonzalez Rengifo, Diana Carolina; Schümann, Heiner; Kjølaas, Jørn. (2022) Pipe flow experiments of unstable oil-water dispersions with three different oil viscosities: Flow pattern, pressure drop and droplet size measurements. Journal of Petroleum Science and Engineering
    Academic article

2021

  • Tangen, Grethe; Kjølaas, Jørn. (2021) Multiphase pipeline flow experiments for enabling tieback solutions .
    Website (informational material)
  • Strand, Andreas; Kjølaas, Jørn; Bergstrøm, Trond Harald; Steinsland, Ingelin; Hellevik, Leif Rune. (2021) Closure Law Model Uncertainty Quantification. International Journal for Uncertainty Quantification
    Academic article
  • Kjølaas, Jørn; Leinan, Paul Roger; Smith, Ivar Eskerud. (2021) Surge wave & slug flow experiments - Two-phase Gas-Water Flow in a 200 meter 2-inch Diameter Pipe. SINTEF
    Report
  • Kjølaas, Jørn; Belt, Roel; Wolden, Marita; Schümann, Heiner; Richon, Vanessa. (2021) Experiments and modelling of three-phase vertical pipe flow. Chemical Engineering Science: X
    Academic article

2020

  • Tangen, Grethe; Kjølaas, Jørn. (2020) Simulation Model May Reduce the Climate Footprint of Oil Production. Ocean News & Technology
    Feature article
  • Tangen, Grethe; Kjølaas, Jørn. (2020) Simulation Model May Reduce the Climate Footprint of Oil Production. Journal of Petroleum Technology
    Popular scientific article
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger; Smith, Ivar Eskerud. (2020) Large-Scale Experiments on Slug-Length Evolution in Long Pipes. SPE Production & Operations
    Academic article
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger; Smith, Ivar Eskerud. (2020) Large-Scale Experiments Examine Slug-Length Evolution in Long Pipes. Journal of Petroleum Technology
    Academic article
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger; Smith, Ivar Eskerud. (2020) Large scale experiments on slug length evolution in long pipes. Proceedings - Offshore Technology Conference
    Academic article
  • Tangen, Grethe; Kjølaas, Jørn; Norstrøm, Jan Gerhard; Branchflower, Mike. (2020) Oljeutvinning med lavere klima-avtrykk. Teknisk Ukeblad
    Feature article
  • Kjølaas, Jørn; Wolden, Marita. (2020) Onset of water accumulation in oil/water pipe flow – experiments and modelling with LedaFlow. International Journal of Multiphase Flow
    Academic article

2019

  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger. (2019) MultiFlow JIP – Campaign 4: 3-phase Liquid Dominated Flows in 8-inch Diameter Pipe. SINTEF Rapport (2019:00716)
    Report
  • Kjølaas, Jørn; Unander, Tor Erling; Schümann, Heiner; Wolden, Marita; Holm, Henning. (2019) Large scale experiments on high-rate three-phase low liquid loading flows. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Holm, Henning. (2019) Modelling of the wall film in high-rate low liquid loading flows. BHR Group
    Academic chapter/article/Conference paper

2018

  • Kjølaas, Jørn; Smith, Ivar Eskerud; Brekken, Christian. (2018) Pseudo slug flow in viscous oil systems – experiments and modelling with LedaFlow. BHR Group
    Academic chapter/article/Conference paper

2017

  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Shmueli Alvarado, Andrea; Holm, Henning. (2017) Pressure drop measurements in low liquid loading three-phase flows. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Shmueli Alvarado, Andrea; Morin, Alexandre; Belt, Roel. (2017) Improvement of LedaFlow for churn flow in vertical pipes. BHR Group
    Academic chapter/article/Conference paper

2016

  • Kjølaas, Jørn; Unander, Tor Erling; Shmueli Alvarado, Andrea; Schümann, Heiner; Fossen, Martin; Brekken, Christian. (2016) MultiFlow JIP – Campaign 2 3-phase Gas Dominated Flows in 8-inch Diameter Pipe. SINTEF Rapport (2019:00716)
    Report
  • Kjølaas, Jørn; Shmueli Alvarado, Andrea; Morin, Alexandre. (2016) Liquid loading and multiple solutions in vertical flows, experiments and modelling with LedaFlow. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Holm, Henning. (2016) Improvement of LedaFlow for low liquid loading conditions. BHR Group
    Academic chapter/article/Conference paper

2015

  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita. (2015) Large Scale Low Liquid Loading Two-Phase Coating Test. SINTEF Rapport (7020492/01/14)
    Report
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita. (2015) Large Scale Low Liquid Loading Flow Test. SINTEF Rapport (7020546/01/15)
    Report
  • Johansen, Stein Tore; Mo, Sjur; Kjølaas, Jørn; Brekken, Christian; Smith, Ivar Eskerud. (2015) Simulation of two-phase viscous oil flow. SINTEF akademisk forlag
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Johansson, Peter Sassan; Holm, Henning. (2015) Experiments for low liquid loading with liquid holdup discontinuities in two- and three-phase flows. BHR Group
    Academic chapter/article/Conference paper
  • Smith, Ivar Eskerud; Nossen, Jan; Kjølaas, Jørn; Lund, Bjørnar. (2015) Development of a Steady-State Point Model for Prediction of Gas/Oil and Water/Oil Pipe Flow. Journal of Dispersion Science and Technology
    Academic article

2014

  • Kjølaas, Jørn; Johansen, Stein Tore. (2014) Terrain Slugging in a High-Pressure Pipeline-Riser System - Large Scale Experiments and Predictions With LedaFlow. BHR Group
    Academic chapter/article/Conference paper

2013

  • Kjølaas, Jørn; De Leebeeck, Angela Lynn; Johansen, Stein Tore. (2013) Simulation of hydrodynamic slug flow using the LedaFlow capturing model. BHR Group
    Academic chapter/article/Conference paper

2012

  • Kjølaas, Jørn; Smith, Ivar Eskerud; Belt, Roel; Unander, Tor Erling; Brekken, Christian. (2012) VOMS Large scale experiments 2012. SINTEF Rapport (7020151/01/12)
    Report

2011

  • Kjølaas, Jørn; Johansen, Stein Tore; Ladam, Yves; Belt, Roel; Danielson, Tom; Stinessen, Marit. (2011) Modeling of the droplet field in near-horizontal low liquid loading flows. BHR Group
    Academic chapter/article/Conference paper

2007

  • Kjølaas, Jørn; Nydal, Ole Jørgen. (2007) Plug propagation in multiphase pipelines: modeling and small scale experiments. NTNU
    Doctoral dissertation

2005

  • Holt, Rune Martin; Li, Liming; Gotusso Pillitteri, Angelamaria; Sønstebø, Eyvind; Kjølaas, Jørn; Larsen, Idar. (2005) Comparison between controlled laboratory experiments and discrete particle simulations of the mechanical behaviour of rocks. International Journal of Rock Mechanics And Mining Sciences
    Academic article

2003

  • Kjølaas, Jørn; Ladam, Yves. (2003) Two Phase Flow Experiments with Naphtha and Nitrogen using iso-kinetic probe and LDA systems in the 8” and +1deg Inclined Pipe, Tiller. November 2002 - February 2003. SINTEF
    Report
  • Kjølaas, Jørn; Ladam, Yves; Unander, Tor Erling. (2003) Two-Phase Flow Experiments with Naphtha and Nitrogen using iso-kinetic probe and LDA systems in the 8” -90, +0.5 geometry, Tiller. March - June 2003. SINTEF
    Report

Journal publications

  • Kjølaas, Jørn; Gonzalez Rengifo, Diana Carolina; Johansen, Krister Flåten; Schümann, Heiner. (2023) Experiments and modelling of near-horizontal bubbly flow. International Journal of Multiphase Flow
    Academic article
  • Simonsen, Galina; Kjølaas, Jørn; Leinan, Paul Roger; Schümann, Heiner. (2023) Literature review on surface-active components in emulsions and foams: Theory and modelling efforts. Geoenergy Science and Engineering
    Academic literature review
  • Kjølaas, Jørn; Schümann, Heiner; Gonzalez Rengifo, Diana Carolina; Johansen, Stein Tore. (2022) Modelling of dispersed oil/water flow in a near-horizontal pipe. Chemical Engineering Science (CES)
    Academic article
  • Gonzalez Rengifo, Diana Carolina; Schümann, Heiner; Kjølaas, Jørn. (2022) Pipe flow experiments of unstable oil-water dispersions with three different oil viscosities: Flow pattern, pressure drop and droplet size measurements. Journal of Petroleum Science and Engineering
    Academic article
  • Strand, Andreas; Kjølaas, Jørn; Bergstrøm, Trond Harald; Steinsland, Ingelin; Hellevik, Leif Rune. (2021) Closure Law Model Uncertainty Quantification. International Journal for Uncertainty Quantification
    Academic article
  • Kjølaas, Jørn; Belt, Roel; Wolden, Marita; Schümann, Heiner; Richon, Vanessa. (2021) Experiments and modelling of three-phase vertical pipe flow. Chemical Engineering Science: X
    Academic article
  • Tangen, Grethe; Kjølaas, Jørn. (2020) Simulation Model May Reduce the Climate Footprint of Oil Production. Ocean News & Technology
    Feature article
  • Tangen, Grethe; Kjølaas, Jørn. (2020) Simulation Model May Reduce the Climate Footprint of Oil Production. Journal of Petroleum Technology
    Popular scientific article
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger; Smith, Ivar Eskerud. (2020) Large-Scale Experiments on Slug-Length Evolution in Long Pipes. SPE Production & Operations
    Academic article
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger; Smith, Ivar Eskerud. (2020) Large-Scale Experiments Examine Slug-Length Evolution in Long Pipes. Journal of Petroleum Technology
    Academic article
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger; Smith, Ivar Eskerud. (2020) Large scale experiments on slug length evolution in long pipes. Proceedings - Offshore Technology Conference
    Academic article
  • Tangen, Grethe; Kjølaas, Jørn; Norstrøm, Jan Gerhard; Branchflower, Mike. (2020) Oljeutvinning med lavere klima-avtrykk. Teknisk Ukeblad
    Feature article
  • Kjølaas, Jørn; Wolden, Marita. (2020) Onset of water accumulation in oil/water pipe flow – experiments and modelling with LedaFlow. International Journal of Multiphase Flow
    Academic article
  • Smith, Ivar Eskerud; Nossen, Jan; Kjølaas, Jørn; Lund, Bjørnar. (2015) Development of a Steady-State Point Model for Prediction of Gas/Oil and Water/Oil Pipe Flow. Journal of Dispersion Science and Technology
    Academic article
  • Holt, Rune Martin; Li, Liming; Gotusso Pillitteri, Angelamaria; Sønstebø, Eyvind; Kjølaas, Jørn; Larsen, Idar. (2005) Comparison between controlled laboratory experiments and discrete particle simulations of the mechanical behaviour of rocks. International Journal of Rock Mechanics And Mining Sciences
    Academic article

Part of book/report

  • Duffo, Loïc; Smith, Ivar Eskerud; Kjølaas, Jørn. (2024) A 2-Parameters Weight Definition in Least-Squares Regression Towards Data Fitting with Uncertainty. IEEE conference proceedings
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Unander, Tor Erling; Schümann, Heiner; Wolden, Marita; Holm, Henning. (2019) Large scale experiments on high-rate three-phase low liquid loading flows. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Holm, Henning. (2019) Modelling of the wall film in high-rate low liquid loading flows. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Smith, Ivar Eskerud; Brekken, Christian. (2018) Pseudo slug flow in viscous oil systems – experiments and modelling with LedaFlow. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Shmueli Alvarado, Andrea; Holm, Henning. (2017) Pressure drop measurements in low liquid loading three-phase flows. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Shmueli Alvarado, Andrea; Morin, Alexandre; Belt, Roel. (2017) Improvement of LedaFlow for churn flow in vertical pipes. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Shmueli Alvarado, Andrea; Morin, Alexandre. (2016) Liquid loading and multiple solutions in vertical flows, experiments and modelling with LedaFlow. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Holm, Henning. (2016) Improvement of LedaFlow for low liquid loading conditions. BHR Group
    Academic chapter/article/Conference paper
  • Johansen, Stein Tore; Mo, Sjur; Kjølaas, Jørn; Brekken, Christian; Smith, Ivar Eskerud. (2015) Simulation of two-phase viscous oil flow. SINTEF akademisk forlag
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Johansson, Peter Sassan; Holm, Henning. (2015) Experiments for low liquid loading with liquid holdup discontinuities in two- and three-phase flows. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Johansen, Stein Tore. (2014) Terrain Slugging in a High-Pressure Pipeline-Riser System - Large Scale Experiments and Predictions With LedaFlow. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; De Leebeeck, Angela Lynn; Johansen, Stein Tore. (2013) Simulation of hydrodynamic slug flow using the LedaFlow capturing model. BHR Group
    Academic chapter/article/Conference paper
  • Kjølaas, Jørn; Johansen, Stein Tore; Ladam, Yves; Belt, Roel; Danielson, Tom; Stinessen, Marit. (2011) Modeling of the droplet field in near-horizontal low liquid loading flows. BHR Group
    Academic chapter/article/Conference paper

Report

  • Kjølaas, Jørn; Leinan, Paul Roger; Smith, Ivar Eskerud. (2021) Surge wave & slug flow experiments - Two-phase Gas-Water Flow in a 200 meter 2-inch Diameter Pipe. SINTEF
    Report
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger. (2019) MultiFlow JIP – Campaign 4: 3-phase Liquid Dominated Flows in 8-inch Diameter Pipe. SINTEF Rapport (2019:00716)
    Report
  • Kjølaas, Jørn; Unander, Tor Erling; Shmueli Alvarado, Andrea; Schümann, Heiner; Fossen, Martin; Brekken, Christian. (2016) MultiFlow JIP – Campaign 2 3-phase Gas Dominated Flows in 8-inch Diameter Pipe. SINTEF Rapport (2019:00716)
    Report
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita. (2015) Large Scale Low Liquid Loading Two-Phase Coating Test. SINTEF Rapport (7020492/01/14)
    Report
  • Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita. (2015) Large Scale Low Liquid Loading Flow Test. SINTEF Rapport (7020546/01/15)
    Report
  • Kjølaas, Jørn; Smith, Ivar Eskerud; Belt, Roel; Unander, Tor Erling; Brekken, Christian. (2012) VOMS Large scale experiments 2012. SINTEF Rapport (7020151/01/12)
    Report
  • Kjølaas, Jørn; Nydal, Ole Jørgen. (2007) Plug propagation in multiphase pipelines: modeling and small scale experiments. NTNU
    Doctoral dissertation
  • Kjølaas, Jørn; Ladam, Yves. (2003) Two Phase Flow Experiments with Naphtha and Nitrogen using iso-kinetic probe and LDA systems in the 8” and +1deg Inclined Pipe, Tiller. November 2002 - February 2003. SINTEF
    Report
  • Kjølaas, Jørn; Ladam, Yves; Unander, Tor Erling. (2003) Two-Phase Flow Experiments with Naphtha and Nitrogen using iso-kinetic probe and LDA systems in the 8” -90, +0.5 geometry, Tiller. March - June 2003. SINTEF
    Report

Information material

  • Tangen, Grethe; Kjølaas, Jørn. (2021) Multiphase pipeline flow experiments for enabling tieback solutions .
    Website (informational material)

Outreach

2024

  • Academic lecture
    Fox, Jonathan; Kjølaas, Jørn; Richon, Vanessa. (2024) Modelling the Impact of Chemical Injection Using LedaFlow Slug Capturing. ISAVFT 12th North American Conference on Multiphase Production , Banff, Canada 2024-05-22 - 2024-05-24
  • Academic lecture
    Kjølaas, Jørn. (2024) LedaFlow for CO2 - Adapting the multiphase flow simulator LedaFlow to CO2 injection simulations. Innovasjon Norge November Conference 2024 , Rio de Janeiro, Brasil 2024-11-04 - 2024-11-06
  • Lecture
    Kjølaas, Jørn; Richon, Vanessa. (2024) LedaFlow model improvements for three-phase gas dominated flows. SPE International Brazil Section SPE Brazil Flow Assurance Technology Congress 2024 , Rio de Janeiro, Brasil 2024-11-06 - 2024-11-08
  • Academic lecture
    Kjølaas, Jørn. (2024) Modelling of gas entrainment in near-horizontal stratified flows with LedaFlow. ISAVFT 12th North American Conference on Multiphase Production , Banff, Canada 2024-05-22 - 2024-05-24

2023

  • Academic lecture
    Kjølaas, Jørn; Gonzalez, Diana; Schümann, Heiner. (2023) Experiments and modelling of near-horizontal bubbly flow. Kobe University International Conference on Multiphase Flow , Kobe, Japan 2023-04-02 - 2023-04-07
  • Academic lecture
    Kjølaas, Jørn. (2023) Emulsion evolution: Experiments and modelling with LedaFlow. Innovasjon Norge November Conference 2023 , Rio de Janeiro, Brasil 2023-11-06 - 2023-11-08
  • Academic lecture
    Gonzalez, Diana; Kjølaas, Jørn; Schümann, Heiner. (2023) Pipe flow experiments with oil-water dispersions: effect of natural surfactant on flow behavior. 11th International Conference on Multiphase Flow , Kobe 2023-04-02 - 2023-04-07
  • Academic lecture
    Kjølaas, Jørn; Gonzalez, Diana; Schümann, Heiner. (2023) NEXFLOW: Next generation oil-water dispersion models in production systems. November Conference 2023 , Rio de Janeiro 2023-11-06 - 2023-11-08
  • Academic lecture
    Smith, Ivar Eskerud; Kjølaas, Jørn; Morin, Alexandre. (2023) Comparison of LedaFlow Slug Capturing Simulations and Large Scale Slug Flow Experiments. ISAVFT 20th International Conference on Multiphase Production , Nice 2023-06-26 - 2023-06-28
  • Academic lecture
    Kjølaas, Jørn; Schümann, Heiner; Carneiro, João; Girardi, Vinicius. (2023) NEXFLOW: Next generation oil-water dispersion models in production systems. Innovasjon Norge November Conference 2023 , Rio de Janeiro, Brasil 2023-11-06 - 2023-11-08
  • Academic lecture
    Kjølaas, Jørn; Belt, Roel; Santanach Carreras, Enric; Janoudi, Liana; Richon, Vanessa. (2023) Simulations of Three-Phase Deep-water Flowline-Riser Systems with LedaFlow. ISAVFT 20th International Conference on Multiphase Production Technology , Nice, France 2023-06-26 - 2023-06-28
  • Academic lecture
    Kjølaas, Jørn; Stang, Jacob; Smith, Ivar Eskerud; Dijkhuizen, Wouter; Coutinho, Renato; Richon, Vanessa. (2023) Adapting the LedaFlow multiphase flow simulator to CCS. SINTEF Trondheim CCS conference , Trondheim 2023-06-19 - 2023-06-21

2022

  • Lecture
    Norstrøm, Jan Gerhard; Kjølaas, Jørn. (2022) Predicting the effects of surfactants and chemicals in long tiebacks. ONS ONS 2022 , Stavanger 2022-08-30 - 2022-08-30
  • Lecture
    Gonzalez Rengifo, Diana Carolina; Pasqualette, Marcelo A.; Schümann, Heiner; Carneiro, Joao N.E.; Kjølaas, Jørn. (2022) Nexflow - The effect of surfactant on the friction factor in dispersed flows - Experiments and modelling. Innovation Norway South America The November Conference - Brazil and Norway , Rio De Janeiro, Brazil 2022-11-07 - 2022-11-09

2020

  • Academic lecture
    Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Schümann, Heiner; Leinan, Paul Roger; Shmueli, Andrea Alvarado. (2020) Large Scale Experiments on Slug Length Evolution in Long Pipes. OTC Offshore Technology Conference 2020 , Houston, Texas 2020-05-04 - 2021-05-07

2019

  • Academic lecture
    Kjølaas, Jørn; Holm, Henning. (2019) Modelling of the wall film in high-rate low liquid loading flows. BHR Group The 19th International Conference on Multiphase Technology , Cannes 2019-06-05 - 2019-06-07
  • Academic lecture
    Kjølaas, Jørn; Unander, Tor Erling; Schümann, Heiner; Wolden, Marita; Holm, Henning. (2019) Large scale experiments on high-rate three-phase low liquid loading flows. BHR Group The 19th International Conference on Multiphase Technology , Cannes 2019-06-05 - 2019-06-07

2018

  • Academic lecture
    Kjølaas, Jørn; Smith, Ivar Eskerud; Brekken, Christian. (2018) Pseudo slug flow in viscous oil systems – experiments and modelling with LedaFlow. BHR Group The 11th North American Conference on Multiphase Technology , Banff 2018-06-06 - 2018-06-08

2017

  • Academic lecture
    Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Shmueli Alvarado, Andrea; Holm, Henning. (2017) Pressure drop measurements in low liquid loading three-phase flows. BHR Group 18th International Conference on Multiphase Flow Technology , Cannes 2017-06-07 - 2017-06-09
  • Academic lecture
    Kjølaas, Jørn; Shmueli Alvarado, Andrea; Morin, Alexandre; Belt, Roel. (2017) Improvement of LedaFlow for churn flow in vertical pipes. BHR Group 18th International Conference on Multiphase Flow Technology , Cannes 2017-06-07 - 2017-06-09
  • Academic lecture
    Kjølaas, Jørn; Shmueli Alvarado, Andrea; Leinan, Paul Roger; Schümann, Heiner. (2017) SINTEF Webinar: Multiphase Flows - Bridging the gap between lab and field . Webinar 2017-06-14 - 2017-06-14

2016

  • Academic lecture
    Kjølaas, Jørn; Shmueli Alvarado, Andrea; Morin, Alexandre. (2016) Liquid loading and multiple solutions in vertical flows - experiments and modelling with LedaFlow. BHR Group 10th North American Conference on Multiphase 2016 , Banff 2016-06-08 - 2016-06-10
  • Academic lecture
    Kjølaas, Jørn; Holm, Henning. (2016) Improvement of LedaFlow for low liquid loading conditions. BHR Group 10th North American Conference on Multiphase 2016 , Banff 2016-06-08 - 2016-06-10

2015

  • Lecture
    Kjølaas, Jørn; Leinan, Paul Roger; Belt, Roel. (2015) The origin of long hydrodynamic slugs. Tekna 2nd International Flow Assurance, Design and Operations of Multiphase Systems , Larvik 2015-03-05 - 2015-03-06
  • Academic lecture
    Kjølaas, Jørn; Unander, Tor Erling; Wolden, Marita; Johansson, Peter Sassan; Holm, Henning. (2015) Experiments for low liquid loading with liquid holdup discontinuities in two- and three-phase flows. BHR Group 17th Multiphase Production Technology Conference, Cannes, France, June 10-12 2015 , Cannes 2015-06-10 - 2015-06-12

2014

  • Academic lecture
    Kjølaas, Jørn; Johansen, Stein Tore. (2014) Terrain Slugging in a High-Pressure Pipeline-Riser System - Large Scale Experiments and Predictions With LedaFlow. BHR Group 9th North American Conference on Multiphase Technology 2014 , Banff 2014-06-11 - 2014-06-13

2013

  • Academic lecture
    Kjølaas, Jørn; De Leebeeck, Angela Lynn; Johansen, Stein Tore. (2013) Simulation of hydrodynamic slug flow using the LedaFlow slug capturing model. BHR Group 16th International Conference on Multiphase Production Technology , Cannes 2013-06-12 - 2013-06-14

2012

  • Academic lecture
    Kjølaas, Jørn; Danielson, Thomas J.; Bansal, Kris M.; Djoric, Biljana; Larrey, Dominique; De Leebeeck, Angela Lynn. (2012) Simulation of Slug Flow in Oil and Gas Pipelines Using a New Transient Simulator. Offshore Technology Conference , Houston, Texas 2012-04-30 - 2012-05-03

2011

  • Academic lecture
    Smith, Ivar Eskerud; Krampa, Franklin; Fossen, Martin; Brekken, Christian; Onsrud, Gisle; Lund, Bjørnar. (2011) Investigation of two-phase gas-liquid pipe flow using high viscosity oil: Comparison with experiments using low viscosity oil and flow simulations. BHR Group 15th International Conference on Multiphase Production Technology , Cannes, France 2011-06-15 - 2011-06-17

2005

  • Academic lecture
    Kjølaas, Jørn; Nydal, Ole Jørgen; Stensrud, Didrik. (2005) AN EXPERIMENTAL AND NUMERICAL STUDY OF PLUG DYNAMICS IN TWO-PHASE PIPELINES. HEFAT2005, 4th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics , Cairo 2005-09-18 - 2005-09-22

2004

  • Academic lecture
    Kjølaas, Jørn. (2004) Simulation of hydrate plug dissociation in two-phase flow pipelines. 42nd European two phase Flow Group Meeting , Genova 2004-06-23 - 2004-06-26

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