Review—Dynamic Models of Li-Ion Batteries for Diagnosis and Operation: A Review and Perspective

Krewer, Ulrike; Röder, Fridolin; Harinath, Eranda; Braatz, Richard D.; Bedürftig, Benjamin; Findeisen, Rolf

doi:10.1149/2.1061814jes

Cited by 187 publications

(117 citation statements)

References 164 publications

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“…We believe that this type of analysis is preferential for the optimization of the performance of battery materials as compared to more empirical research routes. We consider this approach to be particularly useful to further develop mathematical models of metal‐ion full cells, [ 122–125 ] where the complexity of battery systems and enormous number of parameters involved in simulation procedures call for the adoption of key kinetic parameters (exchange current densities, diffusion coefficients, nucleation rate constants, etc.) directly from the experiment.…”

Section: Resultsmentioning

confidence: 99%

Metal‐Ion Coupled Electron Transfer Kinetics in Intercalation‐Based Transition Metal Oxides

Nikitina

Vassiliev

Stevenson

2020

Advanced Energy Materials

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Intensive research in the field of lithium ion intercalating systems over the last several decades resulted in the design of hundreds of active material and electrolyte systems for practical battery applications. [1][2][3] Given the high priority of achieving maximum capacity, energy density, and rate capability characteristics of the Li-ion batteries, as well as emerging Na-ion and K-ion batteries, the focus of the majority of studies on the Electrochemical metal-ion intercalation systems are acknowledged to be a critical energy storage technology. The kinetics of the intercalation processes in transition-metal based oxides determine the practical characteristics of metal-ion batteries, such as the energy density, power, and cyclability. With the emergence of post lithium-ion batteries, such as sodium-ion and potassium-ion batteries, which function predominately in nonaqueous electrolytes of special formulation and exhibit quite varied material stability with regard to their surface chemistries and reactivity with electrolytes, the practical routes for the optimization of metal-ion battery performance become essential. Electrochemical methods offer a variety of means to quantitatively study the diffusional, charge transfer, and phase transformation rates in complex systems, which are, however, rather rarely fully adopted by the metal-ion battery community, which slows down the progress in rationalizing the ratecontrolling factors in complex intercalation systems. Herein, several practical approaches for diagnosing the origin of the rate limitations in intercalation materials based on phenomenological models are summarized, focusing on the specifics of charge transfer, diffusion, and nucleation phenomena in redox-active solid electrodes. It is demonstrated that information regarding rate-determining factors can be deduced from relatively simple analysis of experimental methods including cyclic voltammetry, chronoamperometry, and impedance spectroscopy.

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Section: Resultsmentioning

confidence: 99%

Metal‐Ion Coupled Electron Transfer Kinetics in Intercalation‐Based Transition Metal Oxides

Nikitina

Vassiliev

Stevenson

2020

Advanced Energy Materials

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“…al. [10] have given available options to select the most suitable model taking into account the multiscale processes in LIB for a specific purpose. In terms of accuracy the electrochemical modeling can definitely predict the LIB behavior with high accuracy however it's very expensive.…”

Section: Fig 1 Schematic Diagram Of the Structure Of Libs [15]mentioning

confidence: 99%

Lithium Ion Battery Performance for Different Size of Electrode Particles and Porosity

Ranom*,

Rosszainily

2019

IJITEE

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Nowadays, the interest of high proficiency of Lithium ion batteries is increasing as they provide high volumetric energy densities and to meet the demand of exponentially growth of electronic devices. Furthermore, LIB has shown their potential to offer high performance rechargeable battery in the research of electric vehicles. Electrochemical process of Lithium ion batteries encompasses a complex ion transport between the anode and cathode within an electrolyte. The multiscale LIB model consists of charge transport within electrode particle and in electrolyte and the reaction rate at the electrolyte-electrode particle interface which directly relating the geometry of microstructure (the size of particles, about 1nm) to the behaviour in macroscopic model (within the thickness of electrode, about 1 µm). Thus, the geometry of cell and the interfacial behaviour are significantly control the rate of reaction rate. This study concerns about the effect of geometry variations of cell upon the discharge curve of LiFePO4 cathode material. The electrochemical model is solved using Method of Lines technique by discretising the spatial variable using Finite Difference Method. The simulation result is verified with experimental data of LiFePO4 cell by Yu et. al. [14]. The effect of different sizes of particles and volume fractions upon the cell performance are examined. It has been shown that decreasing the size of electrode particles produce high cell potential but slightly low capacity. On the other hand, the optimal volume fraction is shown to be 𝜺𝝂 = 𝟎. 𝟒𝟕𝟔𝟑 provided that all the particles are spherical and of the same size. Smaller volume fractions resulted in low capacity.

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“…And subsequently followed by the typical times constants, the impedance related to the charge transfer reaction can be obtained in the middle-frequency range of 10 kHz to 10 Hz region and the relatively fast transport process through the interface layer is measured in the highfrequency of 100 kHz to 10 kHz. The corresponding impedance values for each frequency range can be analyzed through EIS spectral fitting based on the determined equivalent circuit model [22].…”

Section: Introductionmentioning

confidence: 99%

Modeling and Applications of Electrochemical Impedance Spectroscopy (EIS) for Lithium-ion Batteries

Choi

Shin

Kim

et al. 2020

J. Electrochem. Sci. Technol

710

293

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As research on secondary batteries becomes important, interest in analytical methods to examine the condition of secondary batteries is also increasing. Among these methods, the electrochemical impedance spectroscopy (EIS) method is one of the most attractive diagnostic techniques due to its convenience, quickness, accuracy, and low cost. However, since the obtained spectra are complicated signals representing several impedance elements, it is necessary to understand the whole electrochemical environment for a meaningful analysis. Based on the understanding of the whole system, the circuit elements constituting the cell can be obtained through construction of a physically sound circuit model. Therefore, this mini-review will explain how to construct a physically sound circuit model according to the characteristics of the battery cell system and then introduce the relationship between the obtained resistances of the bulk (R b), charge transfer reaction (R c t), interface layer (R S E I), diffusion process (W) and battery characteristics, such as the state of charge (SOC), temperature, and state of health (SOH).

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Review—Dynamic Models of Li-Ion Batteries for Diagnosis and Operation: A Review and Perspective

Cited by 187 publications

References 164 publications

Metal‐Ion Coupled Electron Transfer Kinetics in Intercalation‐Based Transition Metal Oxides

Metal‐Ion Coupled Electron Transfer Kinetics in Intercalation‐Based Transition Metal Oxides

Lithium Ion Battery Performance for Different Size of Electrode Particles and Porosity

Modeling and Applications of Electrochemical Impedance Spectroscopy (EIS) for Lithium-ion Batteries

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