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2011
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
2015
31 Citations (Scopus)

Lifetime Estimation of the Nanophosphate LiFePO4/C Battery Chemistry Used in Fully Electric Vehicles

Swierczynski, M. J., Stroe, D. L., Stroe, A-I., Teodorescu, R. & Kær, S. K., Jul 2015, In : I E E E Transactions on Industry Applications. 51, 4, p. 3453 - 3461 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Electric vehicles
Lithium
Degradation
Ions
Life cycle
2012
18 Citations (Scopus)
Coal
Straw
Fuel burners
Suspensions
Biomass
2010
37 Citations (Scopus)
297 Downloads (Pure)

A study of multi-phase flow through the cathode side of an interdigitated flow field using a multi-fluid model

Berning, T., Odgaard, M. & Kær, S. K., Feb 2010, In : Journal of Power Sources. 195, 15, p. 4842-4852 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

multiphase flow
Multiphase flow
Flow fields
flow distribution
Cathodes
2018
1 Citation (Scopus)

Thermal Modelling of a Lithium Titanate Oxide Battery

Madani, S. S., Schaltz, E. & Kær, S. K., Aug 2018, In : ECS Transactions. 87, 1, p. 315-326 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Heat losses
Lithium
Oxides
Heat generation
Calorimeters
2016
27 Citations (Scopus)

Modeling and experimental validation of water mass balance in a PEM fuel cell stack

Liso, V., Araya, S. S., Olesen, A. C., Nielsen, M. P. & Kær, S. K., Jan 2016, In : International Journal of Hydrogen Energy. 41, 4, p. 3079-3092 14 p.

Research output: Contribution to journalJournal articleResearchpeer-review

mass balance
Proton exchange membrane fuel cells (PEMFC)
fuel cells
electrolytes
membranes
2015
15 Citations (Scopus)

Experimental investigation of carbon monoxide poisoning effect on a PBI/H3PO4 high temperature polymer electrolyte membrane fuel cell: Influence of anode humidification and carbon dioxide

Zhou, F., Andreasen, S. J., Kær, S. K. & Park, J. O., Nov 2015, In : International Journal of Hydrogen Energy. 40, 43, p. 14932- 14941 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

carbon monoxide poisoning
Proton exchange membrane fuel cells (PEMFC)
dioxides
Carbon monoxide
fuel cells
2019
5 Citations (Scopus)

Fault Characterization of a Proton Exchange Membrane Fuel Cell Stack

Simon Araya, S., Zhou, F., Sahlin, S. L., Thomas, S., Jeppesen, C. & Kær, S. K., Jan 2019, In : Energies. 12, 1, p. 1-17 17 p., 152.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Fuel Cell
Proton exchange membrane fuel cells (PEMFC)
Drying
Fault
Membrane
2017
7 Citations (Scopus)

New load cycling strategy for enhanced durability of high temperature proton exchange membrane fuel cell

Thomas, S., Jeppesen, C., Steenberg, T., Araya, S. S., Vang, J. R. & Kær, S. K., Nov 2017, In : International Journal of Hydrogen Energy. 42, 44, p. 27230-27240

Research output: Contribution to journalJournal articleResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
durability
fuel cells
Loads (forces)
Durability
2010
385 Downloads (Pure)

A new model for gas radiative properties applicable to oxy-fuel combustion modelling

Yin, C., Johansen, L. C. R., Rosendahl, L. & Kær, S. K., Aug 2010.

Research output: Contribution to conference without publisher/journalPosterResearch

Open Access
File
2012

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
2016
2 Citations (Scopus)

Pulse Power Capability Estimation of Lithium Titanate Oxide-based Batteries

Stroe, A-I., Swierczynski, M. J., Stroe, D. L., Teodorescu, R. & Kær, S. K., Dec 2016, In : ECS Transactions. 74, 1, p. 45-53 9 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

Lithium
Oxides
Temperature
Lithium-ion batteries
2014
4 Citations (Scopus)
959 Downloads (Pure)

Behavior Patterns, Origin of Problems and Solutions Regarding Hysteresis Phenomena in Complex Battery Systems

Khan, M. R., Barreras, J. V., Stan, A-I., Swierczynski, M. J., Andreasen, S. J. & Kær, S. K., Jul 2014, Hysteresis: Types, Applications and Behavior Patterns in Complex Systems. Nova Science Publishers, p. 215-226 12 p.

Research output: Contribution to book/anthology/report/conference proceedingBook chapterResearchpeer-review

File
Open circuit voltage
Hysteresis
Kalman filters
Relaxation time
Energy storage
2015

Summary of functional and performance test procedures

Mitzel, J., Gülzow, E., Friedrich, K. A., Araya, S. S. & Kær, S. K., 16 Jun 2015. 1 p.

Research output: Contribution to conference without publisher/journalPosterResearch

Proton exchange membrane fuel cells (PEMFC)
Data acquisition
2010
153 Downloads (Pure)

Experimental Analysis of the Effects of CO and CO2 on High Temperature PEM Fuel Cell Performance using Electrochemical Impedance Spectroscopy

Andreasen, S. J., Vang, J. R. & Kær, S. K., 2010. 1 p.

Research output: Contribution to conference without publisher/journalPosterResearch

Open Access
File
799 Downloads (Pure)

Large Eddy Simulation of Sydney Swirl Non-Reaction Jets

Yang, Y., Kær, S. K. & Yin, C., 2010. 9 p.

Research output: Contribution to conference without publisher/journalPaper without publisher/journalResearchpeer-review

Open Access
File
Large eddy simulation
Vortex flow
Correlation methods
Fuel burners
Flow fields
2018
1 Citation (Scopus)

Investigation of the Effect of State-of-Charge and C-Rates on the Heat Loss and Efficiency of a Lithium-Ion Battery

Madani, S. S., Schaltz, E. & Kær, S. K., Aug 2018, In : ECS Transactions. 87, 1, p. 51-58 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Heat losses
Heat flux
Calorimeters
Anodes
Lithium
2014

Parametric Sensitivity Tests- European PEM Fuel Cell Stack Test Procedures

Araya, S. S., Andreasen, S. J. & Kær, S. K., Jul 2014, ASME 2014 12th International Conference on Fuel Cell Science, Engineering and Technology collocated with the ASME 2014 8th International Conference on Energy Sustainability: ES/FuelCell 2014. Boston, USA: American Society of Mechanical Engineers, p. V001T06A006 9 p. FuelCell2014-6378

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

Fuel cells
Proton exchange membrane fuel cells (PEMFC)
Stoichiometry
Atmospheric humidity
Current density
2016

Modelling of gas-liquid, two-phase flow in porous media and channels of a PEM water electrolysis cell using the Euler-Euler framework of OpenFOAM

Olesen, A. C. & Kær, S. K., 22 May 2016. 1 p.

Research output: Contribution to conference without publisher/journalConference abstract for conferenceResearch

two phase flow
porous medium
electrokinesis
liquid
gas
2010
145 Citations (Scopus)

New weighted sum of gray gases model applicable to Computational Fluid Dynamics (CFD) modeling of oxy-fuel combustion: Derivation, validation and implementation

Yin, C., Johansen, L. C. R., Rosendahl, L. & Kær, S. K., 2010, In : Energy & Fuels. 24, 12, p. 6275-6282 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Computational fluid dynamics
Gases
Furnaces
Air
Gas mixtures
2015
17 Citations (Scopus)

Experimental study of cell reversal of a high temperature polymer electrolyte membrane fuel cell caused by H2 starvation

Zhou, F., Andreasen, S. J. & Kær, S. K., Jun 2015, In : International Journal of Hydrogen Energy. 40, 20, p. 6672–6680 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
fuel cells
Current density
electrolytes
membranes
2018
1 Citation (Scopus)

Current and Temperature Distribution Measurement in a Polymer Electrolyte Membrane Water Electrolyzer Cell

Zhou, F., Al Shakhshir, S. & Kær, S. K., May 2018, In : ECS Transactions. 85, 13, p. 1005-1012 8 p.

Research output: Contribution to journalConference article in JournalResearch

Temperature distribution
Electrolytes
Membranes
Polymers
Water
2014
16 Citations (Scopus)
392 Downloads (Pure)

Comparative study of the break in process of post doped and sol–gel high temperature proton exchange membrane fuel cells

Vang, J. R., Andreasen, S. J., Araya, S. S. & Kær, S. K., Sep 2014, In : International Journal of Hydrogen Energy. 39, 27, p. 14959–14968 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

File
Proton exchange membrane fuel cells (PEMFC)
fuel cells
impedance
membranes
protons
28 Citations (Scopus)
54 Downloads (Pure)

Test of hybrid power system for electrical vehicles using a lithium-ion battery pack and a reformed methanol fuel cell range extender

Andreasen, S. J., Ashworth, L., Sahlin, S. L., Jensen, H-C. B. & Kær, S. K., 22 Jan 2014, In : International Journal of Hydrogen Energy. 39, 4, p. 1856-1863 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Methanol fuels
fuel cells
electric batteries
Fuel cells
vehicles

Feasibility Study and Techno-Economic Optimization Model for Battery Thermal Management System

Khan, M. R., Nielsen, M. P. & Kær, S. K., 9 Dec 2014, Proceedings of the 55th International Conference on Simulation and Modelling (SIMS 2014). 002 ed. Linköping University Electronic Press, Vol. 108. p. 16-27 12 p. (Linköping Electronic Conference Proceedings).

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

Open Access
Temperature control
Economics
Economic analysis
Positive ions
2011

A multi-fluid model to simulate heat and mass transfer in a PEM fuel cell

Berning, T., Odgaard, M. & Kær, S. K., 11 Sep 2011, Computational Fluid Dynamics Modeling in Development of Renewable Energy Applications. IEEF Foundation, p. 1-56

Research output: Contribution to book/anthology/report/conference proceedingBook chapterResearchpeer-review

Fuel cells
Mass transfer
Heat transfer
Fluids
Anodes
2010
26 Citations (Scopus)

Quantification of in situ temperature measurements on a PBI-based high temperature PEMFC unit cell

Lebæk, J., Ali, S. T., Møller, P., Mathiasen, C., Nielsen, L. P. & Kær, S. K., Sep 2010, In : International Journal of Hydrogen Energy. 35, 18, p. 9943-9953 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Proton exchange membrane fuel cells (PEMFC)
Temperature measurement
fuel cells
temperature measurement
anodes
2010
248 Downloads (Pure)

Coal-firing and biomass-firing in a 150kW swirl stabilized burner flow reactor

Yin, C., Kær, S. K., Rosendahl, L. & Hvid, S. L., Aug 2010.

Research output: Contribution to conference without publisher/journalPosterResearch

Open Access
File
2016
9 Citations (Scopus)

Analysing Gas-Liquid Flow in PEM Electrolyser Micro-Channels

Lafmejani, S. S., Olesen, A. C. & Kær, S. K., Sep 2016, In : ECS Transactions. 75, 14, p. 1121-1127 7 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Liquids
Gases
Current density
Water
Electrolysis
2014
86 Citations (Scopus)

Energy management strategy based on short-term generation scheduling for a renewable microgrid using a hydrogen storage system

Cau, G., Cocco, D., Petrollese, M., Kær, S. K. & Milan, C., Nov 2014, In : Energy Conversion and Management. 87, p. 820-831 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Energy management
Hydrogen storage
Scheduling
Energy storage
Wind turbines
21 Citations (Scopus)

Optimization of a thermoelectric generator subsystem for high temperature PEM fuel cell exhaust heat recovery

Gao, X., Andreasen, S. J., Kær, S. K. & Rosendahl, L., 15 Apr 2014, In : International Journal of Hydrogen Energy. 39, 12, p. 6637–6645 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

thermoelectric generators
Waste heat utilization
fuel cells
Fuel cells
recovery
2010
64 Citations (Scopus)

Co-firing straw with coal in a swirl-stabilized dual-feed burner: modelling and experimental validation

Yin, C., Kær, S. K., Rosendahl, L. & Hvid, S. L., 2010, In : Bioresource Technology. 101, 11, p. 4169-4178 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Coal
Straw
Fuel burners
straw
coal
2013
21 Citations (Scopus)
Proton exchange membrane fuel cells (PEMFC)
Electricity
Temperature
Lead
Stirling engines
2018

Model-supported analysis of degradation phenomena of a PEM water electrolysis cell under dynamic operation

Frensch, S. H., Olesen, A. C., Araya, S. S. & Kær, S. K., May 2018, ECS Transactions: Oxygen or Hydrogen Evolution Catalysis for Water Electrolysis 4. Xu, H., Ayers, K. E., Kulesza, P. J. & Wu, G. (eds.). 11 ed. Electrochemical Society Inc., Vol. 85. p. 37-45 9 p. (ECS Transactions).

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

Electrolysis
Degradation
Contact resistance
Water
Electrodes
1 Citation (Scopus)

Study of Temperature Impacts on a Lithium-Ion Battery Thermal Behaviour by Employing Isothermal Calorimeter

Madani, S. S., Schaltz, E. & Kær, S. K., Aug 2018, In : ECS Transactions. 87, 1, p. 295-305 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Calorimeters
Heat generation
Temperature
Temperature control
Lithium
2016
152 Downloads (Pure)

A COMPUTATIONAL FLUID DYNAMICS ANALYSIS OF AIR FLOW THROUGH A TELECOM BACK-UP UNIT POWERED BY AN AIR-COOLED PROTON EXCHANGE MEMBRANE FUEL CELL

Gao, X., Berning, T. & Kær, S. K., 16 Mar 2016, The First Pacific Rim Thermal Engineering Conference.

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

File
Proton exchange membrane fuel cells (PEMFC)
Dynamic analysis
Fuel cells
Computational fluid dynamics
Air
25 Citations (Scopus)
175 Downloads (Pure)

Generalized Characterization Methodology for Performance Modelling of Lithium-Ion Batteries

Stroe, D. L., Swierczynski, M. J., Stroe, A-I. & Kær, S. K., Dec 2016, In : Batteries. 2, 4, 20 p., 37.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Open circuit voltage
Parameterization
Energy storage
Economics
Lithium-ion batteries
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
2018
2 Citations (Scopus)

Experimental and numerical study of flow in expanded metal plate for water electrolysis applications

Lafmejani, S. S., Müller, M., Olesen, A. C. & Kær, S. K., Sep 2018, In : Journal of Power Sources. 397, p. 334-342 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Plate metal
metal plates
electrolysis
Electrolysis
Metals
2016

Physical and combustion characteristics of biomass particles prepared by different milling processes for suspension firing in utility boilers

Yin, C., Momenikouchaksaraei, M. & Kær, S. K., May 2016, Proceedings of 9th International Conference on Multiphase Flow, May 22-27, 2016, Firenze, Italy. International Conference on Multiphase Flow, 5 p.

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

boilers
biomass
hammers
rollers
coal
2014
12 Citations (Scopus)

Influence of anodic gas recirculation on solid oxide fuel cells in a micro combined heat and power system

Liso, V., Nielsen, M. P. & Kær, S. K., 2014, In : Sustainable Energy Technologies and Assessments. 8, p. 99–108 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

2016
29 Citations (Scopus)

A numerical study of the gas-liquid, two-phase flow maldistribution in the anode of a high pressure PEM water electrolysis cell

Olesen, A. C., Rømer, C. & Kær, S. K., Jan 2016, In : International Journal of Hydrogen Energy. 41, 1, p. 52–68 17 p.

Research output: Contribution to journalJournal articleResearchpeer-review

two phase flow
electrolysis
Electrolysis
Two phase flow
Ion exchange
2018
8 Citations (Scopus)
363 Downloads (Pure)

Review of Parameter Determination for Thermal Modeling of Lithium Ion Batteries

Saeed Madani, S., Schaltz, E. & Kær, S. K., Apr 2018, In : Batteries. 4, 2, p. 1-16 16 p., 20.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Electric vehicles
Temperature control
Hybrid vehicles
Specific heat
Heat generation
2014
53 Citations (Scopus)
443 Downloads (Pure)

Thermal modeling and temperature control of a PEM fuel cell system for forklift applications

Liso, V., Nielsen, M. P., Kær, S. K. & Mortensen, H. H., 27 May 2014, In : International Journal of Hydrogen Energy. 39, 16, p. 8410–8420 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

temperature control
Temperature control
fuel cells
Fuel cells
Hydration
2012

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

Bidoggia, B. & Kær, S. K., 2012. 11 p.

Research output: Contribution to conference without publisher/journalPaper without publisher/journalResearch

Proton exchange membrane fuel cells (PEMFC)
Hydration
Fuel cells
Membranes
Atmospheric humidity
2017
6 Citations (Scopus)

Lithium-Ion Battery Power Degradation Modelling by Electrochemical Impedance Spectroscopy

Stroe, D-I., Swierczynski, M. J., Stroe, A-I., Kær, S. K. & Teodorescu, R., 2017, In : IET Renewable Power Generation. 11, 9, p. 1136-1141 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Electrochemical impedance spectroscopy
Aging of materials
Degradation
Lithium-ion batteries
2015

The Effect of PFSA Membrane Compression on the Predicted Performance of a High Pressure PEM Electrolysis Cell

Olesen, A. C. & Kær, S. K., 2015. 1 p.

Research output: Contribution to conference without publisher/journalConference abstract for conferenceResearch

Open Access
Electrolysis
Compaction
Membranes
Acids
Water
2012
12 Citations (Scopus)
2 Downloads (Pure)

Comparison of reynolds averaged navier stokes based simulation and large eddy simulation for one isothermal swirling flow

Yang, Y. & Kær, S. K., 2012, In : Journal of Thermal Science. 21, 2, p. 154-161 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

swirling
large eddy simulation
vortex breakdown
grids
simulation
2017
6 Citations (Scopus)
174 Downloads (Pure)

An EIS alternative for impedance measurement of a high temperature PEM fuel cell stack based on current pulse injection

Jeppesen, C., Araya, S. S., Sahlin, S. L., Andreasen, S. J. & Kær, S. K., Jun 2017, In : International Journal of Hydrogen Energy. 42, 24, p. 15851-15860 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

File
impedance measurement
Electrochemical impedance spectroscopy
fuel cells
Fuel cells
impedance