Søren Knudsen Kær

  1. 2014
  2. Submitted
  3. Published
  4. Published
  5. In press
  6. 2013
  7. Published
  8. Published

    Applications of Thermoelectric Devices in a HT-PEM Fuel Cell System: Two Case Studies. / Xin, Gao; Andreasen, Søren Juhl; Kær, Søren Knudsen.

    2013. Poster session presented at HyFC Academy Ph.D. Workshop, Lyngby, Denmark.

    Publication: CommunicationPoster

  9. Published

    Comprehensive study of ignition and combustion of single wooden particles. / Momenikouchaksaraei, Maryam; Yin, Chungen; Kær, Søren Knudsen; Hvid, Søren Lovmand.

    In: Energy & Fuels, Vol. 27, No. 2, 2013, p. 1061-1072.

    Publication: Research - peer-reviewJournal article

  10. Published
  11. Published

    Design and Control of High Temperature PEM Fuel Cell Systems using Methanol Reformers with Air or Liquid Heat Integration. / Andreasen, Søren Juhl; Sahlin, Simon Lennart; Justesen, Kristian Kjær; Kær, Søren Knudsen.

    2013. Abstract from 5th International Conference FDFC2013, Karlsruhe, Germany.

    Publication: Research - peer-reviewConference abstract for conference

  12. Published

    Design and Control of High Temperature PEM Fuel Cell Systems using Methanol Reformers with Air or Liquid Heat Integration : Proceedings CD. / Andreasen, Søren Juhl; Kær, Søren Knudsen; Sahlin, Simon Lennart; Justesen, Kristian Kjær.

    5th International Conference FDFC 2013 Proceedings: Fundamentals & Development of Fuel Cells. European Institute for Energy Research (EIFER), 2013.

    Publication: Research - peer-reviewArticle in proceeding

  13. Published

    Estimation of CO concentration in high temperature PEM fuel cells using electrochemical impedance. / Jensen, Hans-Christian Becker; Andreasen, Søren Juhl; Kær, Søren Knudsen; Schaltz, Erik.

    2013. Poster session presented at 5th International Conference FDFC2013, Karlsruhe, Germany.

    Publication: ResearchPoster

  14. Published

    Estimation of CO concentration in high temperature PEM fuel cells using electrochemical impedance. / Jensen, Hans-Christian Becker; Andreasen, Søren Juhl; Kær, Søren Knudsen; Schaltz, Erik.

    Proceedings of the 5th International Conference on Fundamentals & Development of Fuel Cells: FDFC 2013. European Institute for Energy Research (EIFER), 2013.

    Publication: ResearchArticle in proceeding

  15. Published
  16. Published

    Estimation of Membrane Hydration Status for Standby Proton Exchange Membrane Fuel Cell Systems by Impedance Measurement: First Results on Variable Temperature Stack Characterization. / Bidoggia, Benoit; Kær, Søren Knudsen.

    Proceedings of the 2013 8th International Conference and Exhibition on Ecological Vehicles and Renewable Energies (EVER): EVER. IEEE Press, 2013. p. 1-10.

    Publication: Research - peer-reviewArticle in proceeding

  17. Published
  18. Published

    Experimental study on effects of particle shape and operating conditions on combustion characteristics of single biomass particles. / Momenikouchaksaraei, Maryam; Yin, Chungen; Kær, Søren Knudsen; Troels, Bruun Hansen; Jensen, Peter; Glarborg, Peter.

    In: Energy & Fuels, Vol. 27, No. 1, 2013, p. 507-514.

    Publication: Research - peer-reviewJournal article

  19. Published
  20. Published
  21. Published

    The Integration and Control of Multifunctional Stationary PV-Battery Systems in Smart Distribution Grid. / Khan, Mohammad Rezwan; Mulder, Grietus ; Van Mierlo, Joeri ; Kær, Søren Knudsen.

    Proceedings of the 28th European Photovoltaic Solar Energy Conference and Exhibition. WIP Wirtschaft und Infrastruktur GmbH & Co Planungs KG, 2013. p. 3841-3851.

    Publication: Research - peer-reviewArticle in proceeding

  22. Published
  23. 2012
  24. Published
  25. Published
  26. Published

    Determining HTPEM electrode parameters using a mechanistic impedance model. / Vang, Jakob Rabjerg; Mamlouk, Mohamed; Scott, Keith; Kær, Søren Knudsen.

    2012. Poster session presented at 3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells, Copenhagen, Denmark.

    Publication: ResearchPoster

  27. Published
  28. Published

    Estimation of Membrane Hydration Status for Standby Proton Exchange Membrane Fuel Cell Systems by Impedance Measurement: First Results on Stack Characterization. / Bidoggia, Benoit; Kær, Søren Knudsen.

    2012. Paper presented at 7th International Conference & Exhibition on Ecological Vehicles and Renewable Energies, EVER2012, Monte-Carlo, Monaco.

    Publication: ResearchPaper without publisher/journal

  29. Published
  30. Published
  31. Published

    Experimental study of biomass particle combustion. / Momenikouchaksaraei, Maryam; Kær, Søren Knudsen; Yin, Chungen; Hansen, Troels Bruun; Jensen, Peter Arendt; Glarborg, Peter.

    2012. Poster session presented at 34th International Symposium on Combustion, Poland.

    Publication: Research - peer-reviewPoster

  32. Published

    Experimental Validation of Methanol Crossover in a Three-dimensional, Two-Fluid Model of a Direct Methanol Fuel Cell. / Olesen, Anders Christian; Berning, Torsten; Kær, Søren Knudsen.

    Proceedings of ASME 2012 6th International Conference on Energy Sustainability & 10th Fuel Cell Science, Engineering and Technology Conference: ESFuelCell2012. American Society of Mechanical Engineers, 2012.

    Publication: Research - peer-reviewArticle in proceeding

  33. Published
  34. Published
  35. Published
  36. Published
  37. Published
  38. Published
  39. Published

    On the Diffusion Coefficient of Water in Polymer Electrolyte Membranes. / Olesen, Anders Christian; Berning, Torsten; Kær, Søren Knudsen.

    In: E C S Transactions, Vol. 50, No. 2, 2012, p. 979-991.

    Publication: Research - peer-reviewConference article in Journal

  40. Published
  41. Published

    Steam reforming of methane over Pt/Rh based wire mesh catalyst in single channel reformer for small scale syngas production. / Sigurdsson, Haftor Örn; Kær, Søren Knudsen.

    Proceedings of ECOS 2012 - the 25th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems. Firenze University Press, 2012. p. 1-10.

    Publication: Research - peer-reviewArticle in proceeding

  42. Published
  43. Published
  44. Published
  45. 2011
  46. Published

    A multi-fluid model to simulate heat and mass transfer in a PEM fuel cell. / Berning, Torsten; Odgaard, Madeleine; Kær, Søren Knudsen.

    Computational Fluid Dynamics Modeling in Development of Renewable Energy Applications. IEEF Foundation, 2011. p. 1-56.

    Publication: Research - peer-reviewBook chapter

  47. Published
  48. Published

    A transient fuel cell model to simulate HTPEM fuel cell impedance spectra. / Vang, Jakob Rabjerg; Andreasen, Søren Juhl; Kær, Søren Knudsen.

    Proceedings of ASME 2011 5th International Conference on Energy Sustainability & 9th Fuel Cell Science, Engineering and Technology Conference. American Society of Mechanical Engineers, 2011. p. 817-830.

    Publication: Research - peer-reviewArticle in proceeding

  49. Published
  50. Published

    Chemistry and radiation in oxy-fuel combustion : A computational fluid dynamics modeling study. / Yin, Chungen; Rosendahl, Lasse; Kær, Søren Knudsen.

    In: Fuel, Vol. 90, No. 7, 04.2011, p. 2519-2529.

    Publication: Research - peer-reviewJournal article

  51. Published
  52. Published
  53. Published
  54. Published

    Estimation of Membrane Hydration Status for Standby Proton Exchange Membrane Fuel Cell Systems by Impedance Measurement: First Results on Cell Characterization. / Bidoggia, Benoit; Kær, Søren Knudsen.

    Proceedings of the 33rd IEEE International Telecommunications Energy Conference, INTELEC 2011. IEEE Press, 2011. p. 1-7.

    Publication: Research - peer-reviewArticle in proceeding

  55. Published

    Experimental and Numerical Evaluation of the By-Pass Flow in a Catalytic Plate Reactor for Hydrogen Production. / Sigurdsson, Haftor Örn; Kær, Søren Knudsen.

    Proceedings of ASME 2011 5th International Conference on Energy Sustainability & 9th Fuel Cell Science, Engineering and Technology Conference: ESFuelCell2011. American Society of Mechanical Engineers, 2011.

    Publication: Research - peer-reviewArticle in proceeding

  56. Published

    Factors Influencing the Ignition and Burnout of a Single Biomass Particle. / Momenikouchaksaraei, Maryam; Kær, Søren Knudsen; Yin, Chungen.

    Proceedings of the 5th European Combustion Meeting. Cardiff University, 2011.

    Publication: Research - peer-reviewArticle in proceeding

  57. Published
  58. Published

    Large eddy simulation of one diffusion swirling flame. / Yang, Yang; Kær, Søren Knudsen; Yin, Chungen.

    2011. Poster session presented at 2011 European Combustion Meeting (ECM) , Cardiff, United Kingdom.

    Publication: ResearchPoster

  59. Published

    Low stoichiometry operation of a polymer electrolyte membrane fuel cell employing the interdigitated flow field design. / Berning, Torsten; Odgaard, Madeleine ; Kær, Søren Knudsen.

    In: E C S Transactions, Vol. 41, No. 1, 10.2011, p. 1897-1908.

    Publication: Research - peer-reviewJournal article

  60. Published
  61. Published
  62. Published
  63. Published

    Numerical study of one swirling flame. / Yang, Yang; Kær, Søren Knudsen; Yin, Chungen.

    2011. Paper presented at 2011 European Combustion Meeting (ECM) , Cardiff, United Kingdom.

    Publication: ResearchPaper without publisher/journal

  64. Published
  65. Published

    Potential Usage of Thermoelectric Devices in a HTPEMFC System : Two Case Studies. / Xin, Gao; Chen, Min; Andreasen, Søren Juhl; Kær, Søren Knudsen.

    2011. Poster session presented at International Conference on Thermoelectrics, Traverse City, United States.

    Publication: ResearchPoster

  66. Published

    The effect of inhomogeneous compression on water transport in the cathode of a PEM fuel cell. / Olesen, Anders Christian; Berning, Torsten; Kær, Søren Knudsen.

    Proceedings of ASME 2011 5th International Conference on Energy Sustainability & 9th Fuel Cell Science, Engineering and Technology Conference: ESFuelCell2011. American Society of Mechanical Engineers, 2011. p. 839-850.

    Publication: Research - peer-reviewArticle in proceeding

  67. Published

    Water balance simulations of a polymer-electrolyte membrane fuel cell using a two-fluid model. / Berning, Torsten; Odgaard, M. ; Kær, Søren Knudsen.

    In: Journal of Power Sources, Vol. 196, No. 15, 2011, p. 6305-6317.

    Publication: Research - peer-reviewJournal article

  68. 2010
  69. Published

    A new model for gas radiative properties applicable to oxy-fuel combustion modelling. / Yin, Chungen; Johansen, Lars Christian Riis; Rosendahl, Lasse; Kær, Søren Knudsen.

    2010. Poster session presented at 33rd International Symposium on Combustion, Beijing, China.

    Publication: ResearchPoster

  70. Published

    A study of multi-phase flow through the cathode side of an interdigitated flow field using a multi-fluid model. / Berning, Torsten; Odgaard, Madeleine; Kær, Søren Knudsen.

    In: Journal of Power Sources, Vol. 195, No. 15, 02.2010, p. 4842-4852.

    Publication: Research - peer-reviewJournal article

  71. Published

    Coal-firing and biomass-firing in a 150kW swirl stabilized burner flow reactor. / Yin, Chungen; Kær, Søren Knudsen; Rosendahl, Lasse; Hvid, Søren L. .

    2010. Poster session presented at 33rd International Symposium on Combustion, Beijing, China.

    Publication: ResearchPoster

  72. Published
  73. Published

    EIS Characterization of the Poisoning Effects of CO and CO2 on a PBI based HT-PEM Fuel Cell. / Andreasen, Søren Juhl; Mosbæk, Rasmus; Vang, Jakob Rabjerg; Kær, Søren Knudsen; Araya, Samuel Simon.

    Proceedings of the 8th International Conference on Fuel Cell Science, Engineering and Technology (FUELCELL2010) . Vol. 1 American Society of Mechanical Engineers, 2010. p. 27-36.

    Publication: Research - peer-reviewArticle in proceeding

  74. Published

    Experimental Analysis of the Effects of CO and CO2 on High Temperature PEM Fuel Cell Performance using Electrochemical Impedance Spectroscopy. / Andreasen, Søren Juhl; Vang, Jakob Rabjerg; Kær, Søren Knudsen.

    2010. Poster session presented at 2nd CARISMA International Conference on Progress in MEA Materials for High Medium and High Temperature Polymer Electrolyte Fuel Cells, France.

    Publication: ResearchPoster

  75. Published

    Flow and Pressure Distribution in Fuel Cell Manifolds. / Lebæk, Jesper; Bang, Mads; Kær, Søren Knudsen.

    In: Journal of Fuel Cell Science and Technology, Vol. 7, No. 6, 08.2010, p. 061001-1 - 061001-8.

    Publication: Research - peer-reviewJournal article

  76. Published

    Large Eddy Simulation of Sydney Swirl Non-Reaction Jets. / Yang, Yang; Kær, Søren Knudsen; Yin, Chungen.

    2010. Paper presented at Fifth European Conference on Computational Fluid Dynamics, Lisbon, Portugal.

    Publication: Research - peer-reviewPaper without publisher/journal

  77. Published
  78. Published

    Particle Image Velocimetry and Computational Fluid Dynamics Analysis of Fuel Cell Manifold. / Lebæk, Jesper ; Blazniak Andreasen, Marcin; Andresen, Henrik Assenholm; Bang, Mads; Kær, Søren Knudsen.

    In: Journal of Fuel Cell Science and Technology, Vol. 7, No. 3, 06.2010, p. 031001-1 - 031001-10.

    Publication: Research - peer-reviewJournal article

  79. Published

    Quantification of in situ temperature measurements on a PBI-based high temperature PEMFC unit cell. / Lebæk, Jesper ; Ali, Syed Talat; Møller, Per ; Mathiasen, Claus; Nielsen, Lars Pleth; Kær, Søren Knudsen.

    In: International Journal of Hydrogen Energy, Vol. 35, No. 18, 09.2010, p. 9943-9953.

    Publication: Research - peer-reviewJournal article

  80. Published
  81. Published

    Thin film thermocouples for in situ membrane electrode assembly temperature measurements in a polybenzimidazole-based high temperature proton exchange membrane unit cell. / Talat Ali, Syed ; Jespersen, Jesper Lebæk; Pleth Nielsen, Lars ; Mathiasen, Claus ; Møller, Per ; Kær, Søren Knudsen.

    In: Journal of Power Sources, Vol. 195, No. 15, 02.2010, p. 4835-4841.

    Publication: Research - peer-reviewJournal article

  82. Published

    Water Balance Simulations of a PEM Fuel Cell Using a Two-Fluid Model. / Berning, Torsten; Odgaard, Madeleine ; Kær, Søren Knudsen.

    In: E C S Transactions, Vol. 33, No. 1, 2010, p. 1503-1513.

    Publication: Research - peer-reviewConference article in Journal

  83. 2009
  84. Published

    A Computational Analysis of Multiphase Flow Through PEMFC Cathode Porous Media Using the Multifluid Approach. / Berning, Torsten; Odgaard, Madeleine; Kær, Søren Knudsen.

    In: Journal of the Electrochemical Society, Vol. 156, No. 11, 14.09.2009, p. B1301-B1311.

    Publication: Research - peer-reviewJournal article

  85. Published
  86. Published

    Designing and optimization of a micro CHP system based on Solid Oxide Fuel Cell with different fuel processing technologies. / Liso, Vincenzo; Nielsen, Mads Pagh; Kær, Søren Knudsen.

    Proceedings of the 3rd European Fuel Cell Technology & Applications Conference. American Society of Mechanical Engineers, 2009.

    Publication: Research - peer-reviewArticle in proceeding

  87. Published
  88. Published
  89. Published

    Evaluation of different system configurations for solid oxide fuel cell-based micro-CHP generatorsin residential applications. / Liso, Vincenzo; Nielsen, Mads Pagh; Kær, Søren Knudsen.

    2009. Paper presented at European Fuel Cell Forum 2009, Lucerne, Switzerland.

    Publication: Research - peer-reviewPaper without publisher/journal

  90. Published

    Experimental study and modeling of degradation phenomena in HTPEM fuel cell stacks for use in CHP systems. / Nielsen, Mads Pagh; Andreasen, Søren Juhl; Rasmussen, Peder Lund; Kær, Søren Knudsen.

    Proceedings of the Hydrogen and Fuel Cells Conference (HFC) in Vancouver. Canadian Hydrogen and Fuel Cell Association, 2009.

    Publication: ResearchArticle in proceeding

  91. Published

    Modeling and simulation of a residential micro-CHP system based on HT-PEMFC technology. / Arsalis, Alexandros; Nielsen, Mads Pagh; Kær, Søren Knudsen.

    Proceedings of the third European fuel cell technology & applications conference. American Society of Mechanical Engineers, 2009. p. 71-72.

    Publication: Research - peer-reviewArticle in proceeding

  92. Published

    Modeling of pulverized coal and biomass co-firing in a 150 KW swirling-stabilized burner and experimental validation. / Yin, Chungen; Kær, Søren Knudsen; Rosendahl, Lasse; Hvis, Søren Lovmand.

    Proceedings of the International Conference on Power Engineering, ICOPE '09. Vol. 2 The Japan Society of Mechanical Engineers, 2009. p. 305-310.

    Publication: Research - peer-reviewArticle in proceeding

  93. Published

    Operation strategy for solid oxide fuel cell systems for small-scale stationary applications. / Liso, Vincenzo; Nielsen, Mads Pagh; Kær, Søren Knudsen.

    Proceedings of the Hydrogen + Fuel Cell 2009. 2009.

    Publication: ResearchArticle in proceeding

  94. Published
  95. Published

    Reforming processes for micro combined heat and powersystem based on solid oxide fuel cell. / Liso, Vincenzo; Nielsen, Mads Pagh; Kær, Søren Knudsen.

    Proceedings of SIMS 50. Scandinavian Simulation Society, 2009.

    Publication: Research - peer-reviewArticle in proceeding

  96. 2008
  97. Published

    Biomass Co-Firing in Suspension-Fired Power Plants. / Kær, Søren Knudsen; Hvid, Søren Lovmand; Baxter, Larry.

    DONG Energy, 2008.

    Publication: ResearchReport

  98. Published

    Development of a rapid simulation tool for PEM fuel cell stacks. / Rasmussen, Peder Lund; Sui, Pang-Chieh; Kær, Søren Knudsen; Djilali, Ned.

    Proceedings of the 6th international conference on fuel cell science, engineering, and technology. American Society of Mechanical Engineers, 2008. p. 887-896.

    Publication: Research - peer-reviewArticle in proceeding

  99. Published
  100. Published
  101. Published

    Grate-firing of biomass for heat and power production. / Yin, Chungen; Rosendahl, Lasse; Kær, Søren Knudsen.

    In: Progress in Energy and Combustion Science, Vol. 34, No. 6, 2008, p. 725-754.

    Publication: Research - peer-reviewJournal article

  102. Published

    Mathematical modeling and experimental study of biomass combustion in a thermal 108 MW grate-fired boiler. / Yin, Chungen; Rosendahl, Lasse; Kær, Søren Knudsen; Clausen, Sønnik; L. Hvid, Søren; Hille, Torben.

    In: Energy & Fuels, Vol. 22, No. 2, 2008, p. 1380-1390.

    Publication: Research - peer-reviewJournal article

  103. Published
  104. Published

    Modelling of a High Temperature PEM Fuel Cell Stack using Electrochemical Impedance Spectroscopy. / Andreasen, Søren Juhl; Jespersen, Jesper Lebæk; Kær, Søren Knudsen.

    2008. Poster session presented at First CARISMA International Conference 2008, Progress in MEA components for Medium and High Temperature Polymer Electrolyte Fuel Cells, La Grande Motte, Montpellier, France.

    Publication: ResearchPoster

  105. Published

    Modelling of a High Temperature PEM Fuel Cell Stack using Electrochemical Impedance Spectroscopy : Book of Abstracts. / Andreasen, Søren Juhl; Jespersen, Jesper Lebæk; Kær, Søren Knudsen.

    Progress in MEA compnents for Medium and High Temperature Polymer Electrolyte Fuel Cells - Book of abstracts. University Montpellier II, 2008. p. 138.

    Publication: ResearchConference abstract in proceeding

  106. Published

    Part one : a novel model of HTPEM-based micro-combined heat and power fuel cell system. / Nielsen, Mads Pagh; Kær, Søren Knudsen; Korsgaard, Anders.

    In: International Journal of Hydrogen Energy, Vol. 33, No. 7, 2008, p. 1909-1920.

    Publication: Research - peer-reviewJournal article

  107. Published

    Part two : control of a novel HTPEM-based micro combined heat and power fuel cell system. / Nielsen, Mads Pagh; Kær, Søren Knudsen; Korsgaard, Anders.

    In: International Journal of Hydrogen Energy, Vol. 33, No. 7, 2008, p. 1921-1931.

    Publication: Research - peer-reviewJournal article

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