• Pontoppidanstræde 111, 1-129

    9220 Aalborg Ø

    Denmark

19972021
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Research Output 1997 2020

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Journal article
2009
62 Citations (Scopus)
3 Downloads (Pure)

Characterisation and Modelling of a High Temperature PEM Fuel Cell Stack using Electrochemical Impedance Spectroscopy

Andreasen, S. J., Jespersen, J. L., Schaltz, E. & Kær, S. K., 2009, In : Fuel Cells. 9, 4, p. 463-473

Research output: Contribution to journalJournal articleResearchpeer-review

Electrochemical impedance spectroscopy
Fuel cells
Temperature
Equivalent circuits
Data acquisition
26 Citations (Scopus)
296 Downloads (Pure)

Dynamic Model of the High Temperature Proton Exchange Membrane Fuel Cell Stack Temperature

Andreasen, S. J. & Kær, S. K., 12 Aug 2009, In : Journal of Fuel Cell Science and Technology. 6, 4, p. 041006-1-041006-8 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
Dynamic models
Fuel cells
Temperature
Cathodes
80 Citations (Scopus)

Electrochemical characterization of a polybenzimidazole-based high temperature proton exchange membrane unit cell

Jespersen, J. L., Schaltz, E. & Kær, S. K., 2009, In : Journal of Power Sources. 91, 2, p. 289-296

Research output: Contribution to journalJournal articleResearchpeer-review

polybenzimidazole
Protons
Ion exchange
Stoichiometry
impedance
8 Citations (Scopus)

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

Liso, V., Nielsen, M. P. & Kær, S. K., 2009, In : International Journal of Green Energy. 6, 6, p. 583-593 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

2008
47 Citations (Scopus)
2 Downloads (Pure)

Directly connected series coupled HTPEM fuel cell stacks to a Li-ion battery DC bus for a fuel cell electrical vehicle

Andreasen, S. J., Ashworth, L., Remón, I. N. & Kær, S. K., 28 Nov 2008, In : International Journal of Hydrogen Energy. 33, 23, p. 7137-7145 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
fuel cells
electric batteries
Fuel cells
vehicles
5 Citations (Scopus)
654 Downloads (Pure)

Experimental Evaluation of a Pt-based Heat Exchanger Methanol Reformer for a HTPEM Fuel Cell Stack

Andreasen, S. J., Kær, S. K. & Nielsen, M. P., 2008, In : ECS Transactions. 12, 1, p. 571-578 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Heat exchangers
Fuel cells
Methanol
Hydrogen
Reforming reactions
313 Citations (Scopus)
3380 Downloads (Pure)

Grate-firing of biomass for heat and power production

Yin, C., Rosendahl, L. & Kær, S. K., 2008, In : Progress in Energy and Combustion Science. 34, 6, p. 725-754 30 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Biomass
Boilers
Boiler firing
Fluidized bed combustion
Hot Temperature
112 Citations (Scopus)
3621 Downloads (Pure)

Mathematical modeling and experimental study of biomass combustion in a thermal 108 MW grate-fired boiler

Yin, C., Rosendahl, L., Kær, S. K., Clausen, S., L. Hvid, S. & Hille, T., 2008, In : Energy & Fuels. 22, 2, p. 1380-1390 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Boilers
Biomass
Computational fluid dynamics
Furnaces
Boundary conditions
70 Citations (Scopus)

Modelling and Evaluation of Heating Strategies for High Temperature Polymer Electrolyte Membrane Fuel Cell Stacks

Andreasen, S. J. & Kær, S. K., 7 Sep 2008, In : International Journal of Hydrogen Energy. 33, 17, p. 4655-4664 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
fuel cells
Fuel cells
electrolytes
membranes
59 Citations (Scopus)
507 Downloads (Pure)

Part one: a novel model of HTPEM-based micro-combined heat and power fuel cell system

Nielsen, M. P., Kær, S. K. & Korsgaard, A., 2008, In : International Journal of Hydrogen Energy. 33, 7, p. 1909-1920 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

fuel cells
Fuel cells
Ion exchange
Protons
Steam reforming
38 Citations (Scopus)
427 Downloads (Pure)

Part two: control of a novel HTPEM-based micro combined heat and power fuel cell system

Nielsen, M. P., Kær, S. K. & Korsgaard, A., 2008, In : International Journal of Hydrogen Energy. 33, 7, p. 1921-1931 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

fuel cells
Fuel cells
heat
electricity
Electricity
2007
25 Citations (Scopus)

Physical characterization of biomass fuels prepared for suspension firing in utility boilers for CFD modelling

Rosendahl, L., Yin, C., Kær, S. K., Friborg, K. & Overgaard, P., 2007, In : Biomass & Bioenergy. 31, 5, p. 318-325 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

biofuels
Boilers
Computational fluid dynamics
Biomass
Straw
2006
120 Citations (Scopus)

Experimental characterization and modeling of commercial polybenzimidazole-based MEA performance

Korsgaard, A., Refshauge, R. H., Nielsen, M. P., Bang, M. & Kær, S. K., 2006, In : Journal of Power Sources. 162, 1, p. 239-245 7 p.

Research output: Contribution to journalJournal articleResearchpeer-review

polybenzimidazole
fuel cells
stoichiometry
assembly
cathodes
55 Citations (Scopus)

Towards a CFD-based mechanistic deposit formation model for straw-fired boilers

Kær, S. K., Rosendahl, L. A. & Baxter, L. L., 2006, In : Fuel. 84, 5-6, p. 833-848 15 p.

Research output: Contribution to journalJournal articleResearch

Straw
Boilers
Computational fluid dynamics
Deposits
Ashes
2005
51 Citations (Scopus)

Straw combustion on slow-moving grates: a comparison of model predictions with experimental data

Kær, S. K., 2005, In : Biomass & Bioenergy. 28, 3, p. 307-320 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Straw
combustion
straw
prediction
Boilers
2004
94 Citations (Scopus)

Numerical modelling of a straw-fired grate boiler

Kær, S. K., 2004, In : Fuel. 83, 9, p. 1183-1190

Research output: Contribution to journalJournal articleResearchpeer-review

Straw
Dynamic analysis
Boilers
Computational fluid dynamics
Coal Ash
73 Citations (Scopus)

Use of numerical modeling in design for co-firing biomass in wall-fired burners

Yin, C., Rosendahl, L. A., Kær, S. K. & Condra, T. J., 2004, In : Chemical Engineering Science. 59, 16, p. 3281-3292

Research output: Contribution to journalJournal articleResearchpeer-review

Fuel burners
Biomass
Drag
Gases
Boiler firing
2003
96 Citations (Scopus)

Modelling the motion of cylindrical particles in a nonuniform flow

Yin, C., Rosendahl, L. A., Kær, S. K. & Sørensen, H., 2003, In : Chemical Engineering Science. 18, 15, p. 3489-3498

Research output: Contribution to journalJournal articleResearchpeer-review