Search Results - "Rüther, Tom"
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Analyses of polarisation effects and operando detection of lithium deposition in experimental half- and commercial full-cells
Published in Electrochimica acta (20-12-2022)“…Fast-charging of lithium-ion batteries provokes lithium deposition, a severe degradation mechanism of the graphitic anode that causes a rapid performance decay…”
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Electrochemical system analysis from impedance data to system identification
Published in Cell reports physical science (17-07-2024)“…Electrochemical impedance spectroscopy is a non-destructive experimental technique for the operando characterization of electrochemical systems. Here, we…”
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A structured approach for the compliance analysis of battery systems with regard to the new EU Battery Regulation
Published in Resources, conservation and recycling (01-10-2024)“…The introduction of the European Green Deal has triggered various legislative projects that will require product manufacturers inside and outside the European…”
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Introducing the Loewner Method as a Data-Driven and Regularization-Free Approach for the Distribution of Relaxation Times Analysis of Lithium-Ion Batteries
Published in Batteries (Basel) (01-02-2023)“…For the identification of processes in lithium-ion batteries (LIB) by electrochemical impedance spectroscopy, frequency data is often transferred into the time…”
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Iterative Dynamic Programming—An Efficient Method for the Validation of Power Flow Control Strategies
Published in Electricity (Basel, Switzerland) (01-12-2022)“…The operation of electrical networks, microgrids, or heterogeneous battery systems, especially the dispatch of single units within the system, requires…”
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A review on the distribution of relaxation times analysis: A powerful tool for process identification of electrochemical systems
Published in Journal of power sources (28-02-2024)“…The Distribution of Relaxation Times (DRT) analysis gained considerable attention for its ability to reveal detailed information about complex electrochemical…”
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Detection of inhomogeneities in serially connected lithium-ion batteries
Published in Applied energy (15-02-2023)“…Serially connected batteries present a cell-to-cell variation in their electrochemical behavior that tends to increase over the lifetime. The decision for the…”
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Cell-to-cell variation beyond parameter analysis — Identification and correlation of processes in Lithium-Ion Batteries using a combined distribution of relaxation times analysis
Published in Journal of power sources (15-12-2023)“…Cell-to-cell variations inside a battery pack can result in inhomogeneities, leading to an accelerated, uneven aging. Until today these variations are solely…”
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Model predictive fast charging control by means of a real-time discrete electrochemical model
Published in Journal of energy storage (01-10-2021)“…Model-based fast charging control of Li-ion batteries requires real-time capable models with a spatial resolution to effectively prevent metallic lithium…”
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Detection of Non-Linearity and Non-Stationarity in Impedance Spectra using an Extended Kramers-Kronig Test without Overfitting
Published in 2022 International Workshop on Impedance Spectroscopy (IWIS) (27-09-2022)“…Electrochemical impedance spectroscopy is a commonly used method for the analysis and characterization of electrochemical systems. To check the quality of…”
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