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Publikationer 1997 2020

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2020

Analyzing Discharging and Charging Performance of a Lithium-ion Battery

Madani, S. S., Schaltz, E. & Kær, S. K., 2020, (Afsendt) I : ECS Transactions.

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Electric vehicles
Lithium-ion batteries

An Analytical Solution for Lithium-Ion Batteries Cooling

Madani, S. S., Schaltz, E. & Kær, S. K., 2020, (Afsendt) I : ECS Transactions.

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Cooling
Electric vehicles
Liquids
Air
Lithium-ion batteries

Modeling and Design of a Multi-Tubular Packed-Bed Reactor for Methanol Steam Reforming over a Cu/ZnO/Al2O3 Catalyst

Zhu, J., Simon Araya, S., Cui, X., Sahlin, S. L. & Kær, S. K., 31 jan. 2020, I : Energies. 13, 3

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Packed Bed
Steam reforming
Packed beds
Catalyst
Reactor

Thermal Analysis of an Indirect Liquid Cooling with Different Geometries for a Lithium-ion Battery

Madani, S. S., Schaltz, E. & Kær, S. K., 2020, (Afsendt) I : ECS Transactions.

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Thermoanalysis
Cooling
Geometry
Liquids
Heat generation
2019
3 Citationer (Scopus)
64 Downloads (Pure)

An Electrical Equivalent Circuit Model of a Lithium Titanate Oxide Battery

Madani, S. S., Schaltz, E. & Kær, S. K., mar. 2019, I : Batteries. 5, 1, s. 1-14 14 s., 31.

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Equivalent circuits
Lithium
Oxides
Parameterization
Dynamic models
5 Downloads (Pure)

An experimental analysis of entropic coefficient of a lithium titanate oxide battery

Madani, S. S., Schaltz, E. & Kær, S. K., jul. 2019, I : Energies. 12, 14, s. 1-10 10 s., 2685.

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Fil
Experimental Analysis
Battery
Oxides
Lithium
Heat
15 Downloads (Pure)

Effect of Current Rate and Prior Cycling on the Coulombic Efficiency of a Lithium-Ion Battery

Madani, S. S., Schaltz, E. & Kær, S. K., aug. 2019, I : Batteries. 5, 3, 9 s.

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Aging of materials
Degradation
Lithium-ion batteries
Experiments
7 Citationer (Scopus)
1 Downloads (Pure)

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, I : Energies. 12, 1, s. 1-17 17 s., en12010152.

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Fil
Fuel Cell
Proton exchange membrane fuel cells (PEMFC)
Drying
Fault
Membrane
2 Citationer (Scopus)

Hydrogen mass transport resistance changes in a high temperature polymer membrane fuel cell as a function of current density and acid doping

Thomas, S., Araya, S. S., Frensch, S. H., Steenberg, T. & Kær, S. K., sep. 2019, I : Electrochimica Acta. 317, s. 521-527 7 s.

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Fuel cells
Hydrogen
Polymers
Current density
Mass transfer
1 Citation (Scopus)
30 Downloads (Pure)

Impact of iron and hydrogen peroxide on membrane degradation for polymer electrolyte membrane water electrolysis: Computational and experimental investigation on fluoride emission

Frensch, S. H., Serre, G., Fouda-Onana, F., Jensen, H. C., Christensen, M. L., Simon Araya, S. & Kær, S. K., 30 apr. 2019, I : Journal of Power Sources. 420, s. 54-62 9 s.

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peroxides
electrolysis
hydrogen peroxide
Fluorides
Electrolysis
1 Citation (Scopus)

Long-term contamination effect of iron ions on cell performance degradation of proton exchange membrane water electrolyser

Li, N., Araya, S. S. & Kær, S. K., sep. 2019, I : Journal of Power Sources. 434, s. 1-7 7 s., 226755.

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Protons
Ion exchange
contamination
Contamination
Iron
1 Citation (Scopus)

Simulation of Thermal Behaviour of a Lithium Titanate Oxide Battery

Madani, S. S., Schaltz, E. & Kær, S. K., feb. 2019, I : Energies. 12, 4, s. 1-15 15 s., 679.

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Åben adgang
Battery
Oxides
Lithium
Lithium-ion Battery
Heat generation

The disordering-enhanced performances of the Al-MOF/graphene composite anodes for lithium ion batteries

Gao, C., Wang, P., Wang, Z., Kær, S. K., Zhang, Y. & Yue, Y., nov. 2019, I : Nano Energy. 65, 9 s., 104032.

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Graphite
Graphene
Anodes
Metals
Composite materials
2 Citationer (Scopus)

The effect of Fe 3+ contamination in feed water on proton exchange membrane electrolyzer performance

Li, N., Araya, S. S. & Kær, S. K., maj 2019, I : International Journal of Hydrogen Energy. 44, 26, s. 12952-12957 6 s.

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Ion exchange
Protons
contamination
Contamination
membranes
1 Citation (Scopus)
Åben adgang
Carbon Dioxide
Water gas shift
Hydrogenation
Methanol
Carbon Monoxide
5 Citationer (Scopus)

Towards uniformly distributed heat, mass and charge: A flow field design study for high pressure and high current density operation of PEM electrolysis cells

Olesen, A. C., Frensch, S. H. & Kær, S. K., jan. 2019, I : Electrochimica Acta. 293, s. 476-495 20 s.

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Electrolysis
Protons
Ion exchange
Flow fields
Current density
2018
18 Citationer (Scopus)
49 Downloads (Pure)

Degradation Behavior of Lithium-Ion Batteries during Calendar Ageing – The Case of the Internal Resistance Increase

Stroe, D-I., Swierczynski, M. J., Kær, S. K. & Teodorescu, R., 1 jan. 2018, I : I E E E Transactions on Industry Applications. 54, 1, s. 517-525 9 s., 8048537.

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Åben adgang
Fil
Aging of materials
Energy storage
Degradation
Temperature
Lithium-ion batteries
1 Citation (Scopus)

Effect of Bad Connection on Surface Temperature of Lithium-Ion Batteries by Using Infrared Thermography

Madani, S. S., Schaltz, E. & Kær, S. K., aug. 2018, I : ECS Transactions. 87, 1, s. 39-50 12 s.

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Electric vehicles
Temperature distribution
Temperature
Vehicle performance
Thermocouples
2 Citationer (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, I : Journal of Power Sources. 397, s. 334-342 9 s.

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Plate metal
metal plates
electrolysis
Electrolysis
Metals
2 Citationer (Scopus)

From rotating disk electrode to single cell: Exploration of PtNi/C octahedral nanocrystal as practical proton exchange membrane fuel cell cathode catalyst

Wang, J., Li, B., Gao, X., Yang, D., Lv, H., Xiao, Q., Kær, S. K. & Zhang, C., dec. 2018, I : Journal of Power Sources. 406, s. 118-127 10 s.

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cell cathodes
rotating disks
Rotating disks
Proton exchange membrane fuel cells (PEMFC)
Nanocrystals
3 Citationer (Scopus)
87 Downloads (Pure)

Heat Loss Measurement of Lithium Titanate Oxide Batteries under Fast Charging Conditions by Employing Isothermal Calorimeter

Madani, S. S., Schaltz, E. & Kær, S. K., nov. 2018, I : Batteries. 4, 4, s. 1-15 15 s., 59.

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Fil
Calorimeters
Heat losses
Lithium
Oxides
Temperature
4 Citationer (Scopus)
259 Downloads (Pure)

Influence of Battery Parametric Uncertainties on the State-of-Charge Estimation of Lithium Titanate Oxide-Based Batteries

Stroe, A-I., Meng, J., Stroe, D-I., Swierczynski, M. J., Teodorescu, R. & Kær, S. K., mar. 2018, I : Energies. 11, 4, s. 1-19 19 s., 795.

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Fil
Parametric Uncertainty
Battery
Oxides
Lithium
Charge
1 Citation (Scopus)

Investigating different break-in procedures for reformed methanol high temperature proton exchange membrane fuel cells

Thomas, S., Araya, S. S., Vang, J. R. & Kær, S. K., aug. 2018, I : International Journal of Hydrogen Energy. 43, 31, s. 14691-14700 10 s.

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Proton exchange membrane fuel cells (PEMFC)
fuel cells
Methanol
methyl alcohol
membranes
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, I : ECS Transactions. 87, 1, s. 51-58 8 s.

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Heat losses
Heat flux
Calorimeters
Anodes
Lithium
1 Citation (Scopus)
151 Downloads (Pure)

Modelling and Experimental Analysis of a Polymer Electrolyte Membrane Water Electrolysis Cell at Different Operating Temperatures

Liso, V., Savoia, G., Simon Araya, S., Cinti, G. & Kær, S. K., nov. 2018, I : Energies. 11, 12, s. 1-18 18 s., 3273.

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Electrolyte
Experimental Analysis
Electrolysis
Membrane
Polymers
10 Citationer (Scopus)
378 Downloads (Pure)

Model-supported characterization of a PEM water electrolysis cell for the effect of compression

Frensch, S. H., Olesen, A. C., Simon Araya, S. & Kær, S. K., feb. 2018, I : Electrochimica Acta. 263, s. 228-236 9 s.

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Fil
Electrolysis
Polarization
Water
Contact resistance
Mass transfer
8 Citationer (Scopus)
377 Downloads (Pure)

Review of Parameter Determination for Thermal Modeling of Lithium Ion Batteries

Saeed Madani, S., Schaltz, E. & Kær, S. K., apr. 2018, I : Batteries. 4, 2, s. 1-16 16 s., 20.

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Electric vehicles
Temperature control
Hybrid vehicles
Specific heat
Heat generation
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, I : ECS Transactions. 87, 1, s. 295-305 11 s.

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Calorimeters
Heat generation
Temperature
Temperature control
Lithium
6 Citationer (Scopus)

The Influence of Phosphoric Acid Migration on the Performance of High Temperature Polymer Electrolyte Fuel Cells

Halter, J., Thomas, S., Kær, S. K., Schmidt, T. J. & Büchi, F. N., sep. 2018, I : Journal of Power Sources. 399, s. 151-156 6 s.

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phosphoric acid
Phosphoric acid
Electrolytes
fuel cells
Fuel cells
1 Citation (Scopus)

Thermal Modelling of a Lithium Titanate Oxide Battery

Madani, S. S., Schaltz, E. & Kær, S. K., aug. 2018, I : ECS Transactions. 87, 1, s. 315-326 12 s.

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Heat losses
Lithium
Oxides
Heat generation
Calorimeters
9 Citationer (Scopus)
1 Downloads (Pure)

Thermodynamic analysis of steam reforming and oxidative steam reforming of propane and butane for hydrogen production

Cui, X. & Kær, S. K., jul. 2018, I : International Journal of Hydrogen Energy. 43, 29, s. 13009-13021 13 s.

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Steam reforming
Butane
hydrogen production
Hydrogen production
butanes
5 Citationer (Scopus)

Two-dimensional thermal analysis of radial heat transfer of monoliths in small-scale steam methane reforming

Cui, X. & Kær, S. K., jul. 2018, I : International Journal of Hydrogen Energy. 43, 27, s. 11952-11968 17 s.

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Steam reforming
steam
Thermoanalysis
Heat radiation
thermal analysis
2017
3 Citationer (Scopus)
159 Downloads (Pure)

Analysing Gas-Liquid Flow in PEM Electrolyser Micro-Channels Using a Micro-Porous Ceramic as Gas Permeable Wall

Lafmejani, S. S., Olesen, A. C., Al Shakhshir, S. & Kær, S. K., 2017, I : ECS Transactions. 80, 8, s. 1107-1115 9 s.

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Åben adgang
Fil
Electrolysis
Electricity
Membranes
Liquids
Current density
8 Citationer (Scopus)
192 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, I : International Journal of Hydrogen Energy. 42, 24, s. 15851-15860 10 s.

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Fil
impedance measurement
Electrochemical impedance spectroscopy
fuel cells
Fuel cells
impedance
1120 Downloads (Pure)

Electrochemical Impedance Spectroscopy (EIS) Characterization of Reformate-operated High Temperature PEM Fuel Cell Stack

Sahlin, S. L., Simon Araya, S., Andreasen, S. J. & Kær, S. K., apr. 2017, I : International Journal of Power and Energy Research. 1, 1, s. 20-40 20 s.

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Fil
Electrochemical impedance spectroscopy
Stoichiometry
Fuel cells
Anodes
Reforming reactions
9 Citationer (Scopus)

Electrothermal impedance spectroscopy as a cost efficient method for determining thermal parameters of lithium ion batteries: Prospects, measurement methods and the state of knowledge

Swierczynski, M. J., Stroe, D. L., Stanciu, T. & Kær, S. K., jul. 2017, I : Journal of Cleaner Production. 155, Part 1, s. 63-71 9 s.

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measurement method
lithium
spectroscopy
Spectroscopy
ion
12 Citationer (Scopus)
25 Downloads (Pure)

Experimental study to distinguish the effects of methanol slip and water vapour on a high temperature PEM fuel cell at different operating conditions

Thomas, S., Vang, J. R., Araya, S. S. & Kær, S. K., apr. 2017, I : Applied Energy. 192, s. 422–436 15 s.

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fuel cell
density current
Water vapor
methanol
Fuel cells
8 Citationer (Scopus)
203 Downloads (Pure)

Fault detection and isolation of high temperature proton exchange membrane fuel cell stack under the influence of degradation

Jeppesen, C., Araya, S. S., Sahlin, S. L., Thomas, S., Andreasen, S. J. & Kær, S. K., aug. 2017, I : Journal of Power Sources. 359, s. 37-47 11 s.

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Fil
fault detection
Proton exchange membrane fuel cells (PEMFC)
Fault detection
fuel cells
isolation
7 Citationer (Scopus)

Impedance characterization of high temperature proton exchange membrane fuel cell stack under the influence of carbon monoxide and methanol vapor

Jeppesen, C., Polverino, P., Andreasen, S. J., Araya, S. S., Sahlin, S. L., Pianese, C. & Kær, S. K., aug. 2017, I : International Journal of Hydrogen Energy. 42, 34, s. 21901-21912 12 s.

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Proton exchange membrane fuel cells (PEMFC)
Carbon monoxide
carbon monoxide
fuel cells
Methanol
5 Citationer (Scopus)

In-situ experimental characterization of the clamping pressure effects on low temperature polymer electrolyte membrane electrolysis

Al Shakhshir, S., Cui, X., Frensch, S. H. & Kær, S. K., aug. 2017, I : International Journal of Hydrogen Energy. 42, 34, s. 21597-21606 10 s.

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Pressure effects
electrolysis
pressure effects
Electrolysis
Electrolytes
6 Citationer (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, I : IET Renewable Power Generation. 11, 9, s. 1136-1141 6 s.

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Electrochemical impedance spectroscopy
Aging of materials
Degradation
Lithium-ion batteries
7 Citationer (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, I : International Journal of Hydrogen Energy. 42, 44, s. 27230-27240

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Proton exchange membrane fuel cells (PEMFC)
durability
fuel cells
Loads (forces)
Durability
16 Citationer (Scopus)
692 Downloads (Pure)

VOF modelling of gas–liquid flow in PEM water electrolysis cell micro-channels

Lafmejani, S. S., Olesen, A. C. & Kær, S. K., jun. 2017, I : International Journal of Hydrogen Energy. 42, 26, s. 16333-16344 12 s.

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Åben adgang
Fil
electrolysis
Electrolysis
Anodes
Fluids
fluids
2016
9 Citationer (Scopus)

Analysing Gas-Liquid Flow in PEM Electrolyser Micro-Channels

Lafmejani, S. S., Olesen, A. C. & Kær, S. K., sep. 2016, I : ECS Transactions. 75, 14, s. 1121-1127 7 s.

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Liquids
Gases
Current density
Water
Electrolysis
30 Citationer (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, I : International Journal of Hydrogen Energy. 41, 1, s. 52–68 17 s.

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two phase flow
electrolysis
Electrolysis
Two phase flow
Ion exchange
27 Citationer (Scopus)
192 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, I : Batteries. 2, 4, 20 s., 37.

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Åben adgang
Fil
Open circuit voltage
Parameterization
Energy storage
Economics
Lithium-ion batteries
28 Citationer (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, I : International Journal of Hydrogen Energy. 41, 4, s. 3079-3092 14 s.

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mass balance
Proton exchange membrane fuel cells (PEMFC)
fuel cells
electrolytes
membranes
2015
33 Citationer (Scopus)

Analysis of accelerated degradation of a HT-PEM fuel cell caused by cell reversal in fuel starvation condition

Zhou, F., Andreasen, S. J., Kær, S. K. & Yu, D., 14 jan. 2015, I : International Journal of Hydrogen Energy. 40, 6, s. 2833-2839 7 s.

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fuel cells
Fuel cells
Anodes
degradation
anodes
16 Citationer (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, I : International Journal of Hydrogen Energy. 40, 43, s. 14932- 14941 9 s.

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carbon monoxide poisoning
Proton exchange membrane fuel cells (PEMFC)
dioxides
Carbon monoxide
fuel cells
17 Citationer (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, I : International Journal of Hydrogen Energy. 40, 20, s. 6672–6680 9 s.

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Proton exchange membrane fuel cells (PEMFC)
fuel cells
Current density
electrolytes
membranes