Photo of Vaclav Knap
  • Pontoppidanstræde 111, 1-163

    9220 Aalborg Ø

    Denmark

20132022
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Research Output 2013 2019

  • 11 Journal article
  • 11 Conference article in Journal
  • 10 Article in proceeding
  • 1 Ph.D. thesis
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Journal article
2019
2 Citations (Scopus)
194 Downloads (Pure)

Electrochemical Impedance Spectroscopy-Based Electric Circuit Modeling of Lithium-Sulfur Batteries During a Discharging State

Stroe, D-I., Knap, V., Swierczynski, M. J. & Schaltz, E., Jan 2019, In : I E E E Transactions on Industry Applications. 55, 1, p. 631-637 7 p., 8428469.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Electrochemical impedance spectroscopy
Networks (circuits)
Electric vehicles
Lithium
Sulfur
1 Citation (Scopus)

Improved state of charge estimation for lithium-sulfur batteries

Propp, K., Auger, D. J., Fotouhi, A., Marinescu, M., Knap, V. & Longo, S., Dec 2019, In : Journal of Energy Storage. 26, 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Extended Kalman filters
Voltage measurement
Networks (circuits)
Electric current measurement
Open circuit voltage
2018
1 Citation (Scopus)
142 Downloads (Pure)

Concurrent Real-Time Estimation of State of Health and Maximum Available Power in Lithium-Sulfur Batteries

Knap, V., Auger, D. J., Propp, K., Fotouhi, A. & Stroe, D-I., Aug 2018, In : Energies. 11, 8, p. 1-24 24 p., 2133.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Battery
Concurrent
Health
Real-time
Extended Kalman filters
4 Citations (Scopus)
188 Downloads (Pure)

Reference Performance Test Methodology for Degradation Assessment of Lithium-Sulfur Batteries

Knap, V., Stroe, D-I., Purkayastha, R., Walus, S., Auger, D. J., Fotouhi, A. & Propp, K., May 2018, In : Journal of The Electrochemical Society. 165, 9, p. A1601-A1609 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
lithium sulfur batteries
performance tests
lithium
methodology
degradation
2017
21 Citations (Scopus)
90 Downloads (Pure)

Kalman-variant estimators for state of charge in lithium-sulfur batteries

Propp, K., Auger, D. J., Fotouhi, A., Longo, S. & Knap, V., Mar 2017, In : Journal of Power Sources. 343, p. 254-267 14 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
lithium sulfur batteries
Kalman filters
Lithium
estimators
lithium
76 Citations (Scopus)

Operation of Grid -Connected Lithium-Ion Battery Energy Storage System for Primary Frequency Regulation: A Battery Lifetime Perspective

Stroe, D. L., Knap, V., Swierczynski, M. J., Stroe, A-I. & Teodorescu, R., Jan 2017, In : I E E E Transactions on Industry Applications. 53, 1, p. 430 - 438 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Energy storage
Demonstrations
Lithium-ion batteries
5 Citations (Scopus)

Self-balancing feature of Lithium-Sulfur batteries

Knap, V., Stroe, D-I., Christensen, A. E., Propp, K., Fotouhi, A., Auger, D. J., Schaltz, E. & Teodorescu, R., Dec 2017, In : Journal of Power Sources. 372, p. 245-251 7 p.

Research output: Contribution to journalJournal articleResearchpeer-review

lithium sulfur batteries
electric batteries
cells
polysulfides
Polysulfides
2016
14 Citations (Scopus)

A self-discharge model of Lithium-Sulfur batteries based on direct shuttle current measurement

Knap, V., Stroe, D. L., Swierczynski, M. J., Purkayastha, R., Propp, K., Teodorescu, R. & Schaltz, E., Dec 2016, In : Journal of Power Sources. 336, p. 325-331 7 p.

Research output: Contribution to journalJournal articleResearchpeer-review

lithium sulfur batteries
Electric current measurement
Polysulfides
electric batteries
Parameterization
39 Citations (Scopus)
632 Downloads (Pure)

Investigation of the Self-Discharge Behavior of Lithium-Sulfur Batteries

Knap, V., Stroe, D. L., Swierczynski, M. J., Teodorescu, R. & Schaltz, E., Mar 2016, In : Journal of The Electrochemical Society. 163, 6, p. A911-A916 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
lithium sulfur batteries
Lithium
Sulfur
Polysulfides
Open circuit voltage
22 Citations (Scopus)
94 Downloads (Pure)

Multi-temperature state-dependent equivalent circuit discharge model for lithium-sulfur batteries

Propp, K., Marinescu, M., Auger, D. J., O'Neill, L., Fotouhi, A., Somasundaram, K., Offer, G. J., Minton, G., Longo, S., Wild, M. & Knap, V., Oct 2016, In : Journal of Power Sources. 328, p. 289-299 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
lithium sulfur batteries
equivalent circuits
Equivalent circuits
Lithium
Sulfur
76 Citations (Scopus)
1852 Downloads (Pure)

Sizing of an Energy Storage System for Grid Inertial Response and Primary Frequency Reserve

Knap, V., Chaudhary, S. K., Stroe, D. L., Swierczynski, M. J., Craciun, B-I. & Teodorescu, R., Sep 2016, In : I E E E Transactions on Power Systems. 31, 5, p. 3447-3456 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Energy storage
Wind power
Power plants
LSI circuits
Frequency response