• Pontoppidanstræde 111, 1-129

    9220 Aalborg Ø

    Denmark

19972021
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Research Output 1997 2020

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Article in proceeding
1997

Numerical Modelling of Non-reacting and Reacting Non-swirling Methanol Sprays

Kær, S. K., Nielsen, K., Condra, T. J. & Rosendahl, L. A., 1997, Proceedings of the Third CFX International User Conference, Chesham, UK. Jones, I. P. (ed.) (ed.). AEA Technology, p. 429-442

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

1998

Numerical Analysis of Co-Firing Coal and Straw in a Utility Boiler at MIDTCRAFT ENERGY CONPANY, Denmark

Kær, S. K., Rosendahl, L. A. & Overgaard, P., 1998, Proceedings of the 4th European Computational Fluid Dynamics Conference, Athens, Greeve, 7-11 September, 1998. Papailiou, K. D. : Tsahalis, D. : Périaux, J. : Hirch, C. : Pandolfi, M. (eds.) (ed.). Wiley

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2000

Detailed Modelling of the Multiphase Processes in Biomass Fired Systems

Kær, S. K., Rosendahl, L. A. & Condra, T. J., 2000, NEFP : Biomass Combustion Nordic CFD-Seminar, March 2000.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2001

A Practical Deposition Model Applicable to Full-Scale Boiler Simulations: Sub-Model Testing

Kær, S. K., Rosendahl, L. A. & Adamsen, P., 2001, Proceedings of ASME FEDSM'2001 : Fluids Engineering Division Summer Meeting, May 2001, New Orleans, USA.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Power Production in the 21st Century: Impacts of Fuel Quality and Operations

Kær, S. K., 2001, Proceedings of United Engineering Foundation Conference Modelling Deposit Formation in Straw-Fired Grate Boilers, October 2001.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

The Impact of Deposits on Heat Transfer during Biomass Combustion

Kær, S. K., 2001, Proceedings of the First Biennial Meeting of the Scandinavian-Nordic Section of Combustion Institute, April 2001, Gothenburg, Sweden. p. 91-96

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2002

Deposit formation modelling in biomass fired grate furnaces

Kær, S. K., Rosendahl, L. A. & Berg, S., 2002, Scandinavian Fluent User Conference 2002. p. 6

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Toward a methodology to track nonspherical particles in biomass-fired furnaces

Yin, C., Rosendahl, L. A., Kær, S. K. & Sørensen, H., 2002, Scandinavian Fluent User Conference 2002. p. 8

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2003

Extending the modeling capacity of CFD codes applied to biomass-fired boilers

Kær, S. K. & Rosendahl, L. A., 2003, Proceedings of ECOS2003, Copenhagen, Denmark, June 30-July 2, 2003. <Forlag uden navn>, p. 251-264

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Modelling a PEM Fuel Cell Natural Gas Reforming System

Nielsen, M. P. & Kær, S. K., 2003, Proceedings of the ECOS conference 2003. DTU - Danmarks Tekniske Universitet

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2004

A better understanding of biomass co-firing by developing an advanced non-spherical particle tracking model

Yin, C., Rosendahl, L. A., Kær, S. K. & Berg, S., 2004, Advances in Multiphase Flows Vol. 2. International Academic Publishers, Vol. 2. p. 151-155

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Biomass
Fuel burners
Drag
Pressure gradient
Natural gas
4 Citations (Scopus)

Extending the capabilities of CFD codes to assess ash related problems

Kær, S. K., Rosendahl, L. A. & Baxter, B. B., 2004, Proceedings of 227th ACS Annual Meeting, Division of Fuel Chemistry. American Chemical Society, Vol. 227.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Ashes
Computational fluid dynamics
Deposits
Heat transfer
Straw
1 Citation (Scopus)

FITTING A THREE DIMENSIONAL PEM FUEL CELL MODEL TO MEASUREMENTS BY TUNING THE POROSITY AND

Bang, M., Odgaard, M., Condra, T. J. & Kær, S. K., 2004, Proceedings of ASME conference on Fuel Cell Science, Engineering and Technology 2004. American Society of Mechanical Engineers, p. 165-175

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Fuel cells
Tuning
Porosity
Catalysts
Current density

Optimizing the Heat Exchanger Network of a Steam Reforming System

Nielsen, M. P., Korsgaard, A. R. & Kær, S. K., 2004, Proceedings of the SIMS 2004 Conference. <Forlag uden navn>, p. 181-188

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Steam reforming
Gas fuel purification
Heat exchangers
Reforming reactions
Fuel cells
2005

Co-firing biomass and coal-progress in CFD modelling capabilities

Kær, S. K., Rosendahl, L. A., Yin, C., Berg, S. & Junker, H., 2005, The 30st International Technical Conference on Coal Utilization & Fuel Systems.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

coal
biomass
modeling
particle motion
particle size

Correlation dimension estimate and its potential use in analysis of gas-solid flows

Yin, C., Rosendahl, L. A. & Kær, S. K., 2005, Circulating Fluidized Bed Technology VIII. International Academic Publishers, p. 239-245 7 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

gas
analysis
trajectory
time series
parameter

Design of 500kW grate fired test facility using CFD

Rosendahl, L. A., Kær, S. K. & Jørgensen, K., 2005, The 30st International Technical Conference on Coal Utilization & Fuel Systems. Coal Technology Association

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Test facilities
Computational fluid dynamics
Industrial plants
Numerical models
Nozzles
2006

Detailed experimental characterization of a reformate fuelled PEM stack

Korsgaard, A., Nielsen, M. P. & Kær, S. K., 2006, Proceedings of the Nordic PEM Fuel Cell Conference in Stockholm, 2006. Nordic PEMFC

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Fuel cells
Cathodes
Synthesis gas
Anodes
Temperature

Development and validation of a CFD-based HT-PEM fuel cell model

Bang, M., Haider, S., Aoudou, Z. M. & Kær, S. K., 2006, Proceedings of the Fuel Cell Seminar 2006. 4 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Development and validation of a CFD-based steam reformer model

Kær, S. K., Dahlqvist, M., Saksager, A., Bang, M., Nielsen, M. P. & Korsgaard, A., 2006, Proceedings of the Fuel Cell Seminar 2006 Conference. Fuel Cell Seminar

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Computational fluid dynamics
Steam reforming
Steam
Ethanol
Reforming reactions
1833 Downloads (Pure)

Development of a 400 W High Temperature PEM Fuel Cell Power Pack: Fuel Cell Stack Test

Andreasen, S. J., Bang, M., Korsgaard, A., Nielsen, M. P. & Kær, S. K., 2006, Proceedings of the Fuel Cell Seminar 2006 Conference. Fuel Cell Seminar

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Fuel cells
Temperature
Purging
DC-DC converters
Reforming reactions

Diffusion of solid particles on vibrating grates

Sabelström, H. K., Rosendahl, L. & Kær, S. K., 2006, 14th European Biomass Conference and Exhibition: Biomass for Energy, Industry and Climate Protection. ETA-Renewable Energies, p. 1280-1283 4 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Experimental characterization and modeling of an ethanol steam reformer

Mandø, M., Bovo, M., Nielsen, M. P., Kær, S. K. & Korsgaard, A., 2006, Proceedings of the Fuel Cell Seminar 2006 Conference.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Steam
Ethanol
Reforming reactions
Fuel cells
Steam reforming
20 Citations (Scopus)

Modeling of CO influence in PBI electrolyte PEM fuel cells

Korsgaard, A. R., Nielsen, M. P., Bang, M. & Kær, S. K., 2006, Proceedings of the 4th International ASME Conference on Fuel Cell Science, Engineering and Technology. American Society of Mechanical Engineers

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Numerical simulation of a biomass fired grate boiler

Yin, C., Rosendahl, L. & Kær, S. K., 2006, Proceedings of the European Conference on Industrial Furnaces and Boilers. <Forlag uden navn>

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Boilers
Computational fluid dynamics
Biomass
Computer simulation
Dynamic analysis

PIV and CFD analysis of fuel cell manifold

Jespersen, J. L., Kær, S. K., Bang, M., Andreasen, M. B. & Andresen, H. A., 2006, Proceedings of Nordic PEM Fuel Cell seminar.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2007
70 Downloads (Pure)

Experimental evaluation of a Pt based heat exchanger methanol reformer for a HTPEM fuel cell

Andreasen, S. J., Nielsen, M. P. & Kær, S. K., 2007, Proceedings of the Fuel Cell Seminar 2007.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Heat exchangers
Fuel cells
Methanol
Hydrogen
Hydrocarbons

Modeling and experiments of biomass combustion in a large-scale grate boiler

Yin, C., Rosendahl, L., Kær, S. K., Sørensen, H., Clausen, S., Hille, T. & Hvid, S. L., 2007, Proceedings of International Conference on Power Engineering. Springer, p. 1173-1179 7 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Boilers
Biomass
Furnaces
Computational fluid dynamics
Experiments
2008

Development of a rapid simulation tool for PEM fuel cell stacks

Rasmussen, P. L., Sui, P-C., Kær, S. K. & Djilali, N., 2008, Proceedings of the 6th international conference on fuel cell science, engineering, and technology. American Society of Mechanical Engineers, p. 887-896

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2009

Designing and optimization of a micro CHP system based on Solid Oxide Fuel Cell with different fuel processing technologies

Liso, V., Nielsen, M. P. & Kær, S. K., 2009, Proceedings of the 3rd European Fuel Cell Technology & Applications Conference. American Society of Mechanical Engineers, 2 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Solid oxide fuel cells (SOFC)
Reforming reactions
Fuel cells
Anodes
Processing
705 Downloads (Pure)

Experimental study and modeling of degradation phenomena in HTPEM fuel cell stacks for use in CHP systems

Nielsen, M. P., Andreasen, S. J., Rasmussen, P. L. & Kær, S. K., 2009, Proceedings of the Hydrogen and Fuel Cells Conference (HFC) in Vancouver. Canadian Hydrogen and Fuel Cell Association, 12 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Open Access
File
Fuel cells
Degradation
Experiments
Temperature control
Agglomeration
46 Downloads (Pure)

Modeling and simulation of a residential micro-CHP system based on HT-PEMFC technology

Arsalis, A., Nielsen, M. P. & Kær, S. K., 2009, Proceedings of the third European fuel cell technology & applications conference. American Society of Mechanical Engineers, p. 71-72

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
Hot water heating
Membrane technology
Temperature
Space heating
11 Citations (Scopus)
1722 Downloads (Pure)

Modeling of pulverized coal and biomass co-firing in a 150 KW swirling-stabilized burner and experimental validation

Yin, C., Kær, S. K., Rosendahl, L. & Hvis, S. L., 2009, Proceedings of the International Conference on Power Engineering, ICOPE '09. The Japan Society of Mechanical Engineers, Vol. 2. p. 305-310 6 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
263 Downloads (Pure)

Operation strategy for solid oxide fuel cell systems for small-scale stationary applications

Liso, V., Nielsen, M. P. & Kær, S. K., 2009, Proceedings of the Hydrogen + Fuel Cell 2009. 12 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Solid oxide fuel cells (SOFC)
Fuel cells
Energy utilization
Degradation
Hot Temperature
347 Downloads (Pure)

Reforming processes for micro combined heat and powersystem based on solid oxide fuel cell

Liso, V., Nielsen, M. P. & Kær, S. K., 2009, Proceedings of SIMS 50. Scandinavian Simulation Society, 11 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Solid oxide fuel cells (SOFC)
Reforming reactions
Anodes
Natural gas conditioning
Boiler circulation
2010
6 Citations (Scopus)
1 Downloads (Pure)

EIS Characterization of the Poisoning Effects of CO and CO2 on a PBI based HT-PEM Fuel Cell

Andreasen, S. J., Mosbæk, R., Vang, J. R., Kær, S. K. & Araya, S. S., Jun 2010, Proceedings of the 8th International Conference on Fuel Cell Science, Engineering and Technology (FUELCELL2010) . American Society of Mechanical Engineers, Vol. 1. p. 27-36 10 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Electrochemical impedance spectroscopy
Fuel cells
Proton exchange membrane fuel cells (PEMFC)
Membranes
Equivalent circuits
2011

A transient fuel cell model to simulate HTPEM fuel cell impedance spectra

Vang, J. R., Andreasen, S. J. & Kær, S. K., 2011, Proceedings of ASME 2011 5th International Conference on Energy Sustainability & 9th Fuel Cell Science, Engineering and Technology Conference. American Society of Mechanical Engineers, p. 817-830 14 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Fuel cells
Catalysts
Membranes
Diffusion in gases
Finite volume method
1 Citation (Scopus)

Estimation of Membrane Hydration Status for Standby Proton Exchange Membrane Fuel Cell Systems by Impedance Measurement: First Results on Cell Characterization

Bidoggia, B. & Kær, S. K., 2011, Proceedings of the 33rd IEEE International Telecommunications Energy Conference, INTELEC 2011. IEEE Press, p. 1-7 7 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
Hydration
Fuel cells
Membranes
Atmospheric humidity
2 Citations (Scopus)

Experimental and Numerical Evaluation of the By-Pass Flow in a Catalytic Plate Reactor for Hydrogen Production

Sigurdsson, H. Ö. & Kær, S. K., 7 Aug 2011, Proceedings of ASME 2011 5th International Conference on Energy Sustainability & 9th Fuel Cell Science, Engineering and Technology Conference: ESFuelCell2011. American Society of Mechanical Engineers, 9 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Hydrogen production
Wire
Methane
Catalysts
Steam reforming

Factors Influencing the Ignition and Burnout of a Single Biomass Particle

Momenikouchaksaraei, M., Kær, S. K. & Yin, C., 2011, Proceedings of the 5th European Combustion Meeting. Cardiff University, 6 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Ignition
Biomass
Momentum transfer
Gasification
Drying
1 Citation (Scopus)

The effect of inhomogeneous compression on water transport in the cathode of a PEM fuel cell

Olesen, A. C., Berning, T. & Kær, S. K., 2011, Proceedings of ASME 2011 5th International Conference on Energy Sustainability & 9th Fuel Cell Science, Engineering and Technology Conference: ESFuelCell2011. American Society of Mechanical Engineers, p. 839-850 12 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Fuel cells
Cathodes
Porous materials
Compaction
Liquids

Vapor Delivery Systems for the Study of the Effects of Reformate Gas Impurities in HT-PEM Fuel Cells

Araya, S. S., Kær, S. K. & Andreasen, S. J., Aug 2011, Proceedings of ASME 2011 5th International Conference on Energy Sustainability and 9th Fuel Cell Science, Engineering and Technology Conference: ESFuelCell2011. American Society of Mechanical Engineers, 6 p. ESFuelCell2011-54181. (Journal of Fuel Cell Science and Technology; No. 1, Vol. 9).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Fuel cells
Methanol
Vapors
Impurities
Gases
2012

Experimental Validation of Methanol Crossover in a Three-dimensional, Two-Fluid Model of a Direct Methanol Fuel Cell

Olesen, A. C., Berning, T. & Kær, S. K., 23 Jul 2012, Proceedings of ASME 2012 6th International Conference on Energy Sustainability & 10th Fuel Cell Science, Engineering and Technology Conference: ESFuelCell2012. American Society of Mechanical Engineers, 12 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Steam reforming of methane over Pt/Rh based wire mesh catalyst in single channel reformer for small scale syngas production

Sigurdsson, H. Ö. & Kær, S. K., Jun 2012, Proceedings of ECOS 2012 - the 25th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems. Firenze University Press, p. 1-10 10 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Steam reforming
Methane
Wire
Catalysts
Heat exchangers
2013
868 Downloads (Pure)

Design and Control of High Temperature PEM Fuel Cell Systems using Methanol Reformers with Air or Liquid Heat Integration: Proceedings CD

Andreasen, S. J., Kær, S. K., Sahlin, S. L. & Justesen, K. K., 16 Apr 2013, 5th International Conference FDFC 2013 Proceedings: Fundamentals & Development of Fuel Cells. European Institute for Energy Research (EIFER), 11 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Fuel cells
Methanol
Liquids
Air
Hydrogen
257 Downloads (Pure)

Estimation of CO concentration in high temperature PEM fuel cells using electrochemical impedance

Jensen, H-C. B., Andreasen, S. J., Kær, S. K. & Schaltz, E., 16 Apr 2013, Proceedings of the 5th International Conference on Fundamentals & Development of Fuel Cells: FDFC 2013. European Institute for Energy Research (EIFER), 12 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Fuel cells
Hydrogen
Temperature
Liquid fuels
Proton exchange membrane fuel cells (PEMFC)
2 Citations (Scopus)

Estimation of Membrane Hydration Status for Standby Proton Exchange Membrane Fuel Cell Systems by Impedance Measurement: First Results on Variable Temperature Stack Characterization

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

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
Hydration
Fuel cells
Membranes
Temperature

Impedance Analysis of the Conditioning of PBI–Based Electrode Membrane Assemblies for High Temperature PEM Fuel Cells

Araya, S. S., Vang, J. R., Andreasen, S. J. & Kær, S. K., Dec 2013, Proceedings of EFC2013: Fifth European Fuel Cell Technology & Applications Conference - Piero Lunghi Conference. Cigolotti, V., Barchiesi, C. & Chianella, M. (eds.). Rome, Italy: Italian National Agency for New Technologies, Energy and Sustainable Economic Devlopment, p. 169-170 2 p. EFC13099

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Fuel cells
Membranes
Electrodes
Acoustic impedance
Proton conductivity
1273 Downloads (Pure)

The Integration and Control of Multifunctional Stationary PV-Battery Systems in Smart Distribution Grid

Khan, M. R., Mulder, G., Van Mierlo, J. & Kær, S. K., 2013, Proceedings of the 28th European Photovoltaic Solar Energy Conference and Exhibition. WIP Wirtschaft und Infrastruktur GmbH & Co Planungs KG, p. 3841-3851 11 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Energy storage
Control systems
Electric vehicles
Availability
Pumps
2014
3 Citations (Scopus)

Estimation of membrane hydration status for standby proton exchange membrane fuel cell systems by impedance measurement: First impedance measurement circuit

Bidoggia, B., Rugholt, M., Nielsen, M. B., Jensen, M. & Kær, S. K., Mar 2014, Proceedings of the 9th International Conference on Ecological Vehicles and Renewable Energies, EVER 2014. IEEE Computer Society Press, p. 1-7 7 p. 6844152

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
Hydration
Fuel cells
Membranes
Atmospheric humidity