P2-032_Hoch
In battery research, effective parameter identification and performance optimization are critical for advancing future battery systems. A promising non-destructive analysis method is computed tomography (CT), which offers high-resolution, three-dimensional insights into internal battery structures. CT enables the examination of key parameters, such as cathode thickness, anode overhang, and structural integrity, without damaging the batteries. However, […]
P3-040_Papadopoulos
The increasing demand for sustainable mobility requires high-performance lithium-ion batteries (LIBs) with long range and fast-charging capability, leading to the growing use of silicon (Si) as an anode material over graphite (Gr) due to its higher capacity and advantageous potential for fast charging; however, conventional electrochemical models are unable to physically capture the voltage hysteresis […]
P5-070_Herran
The increasing prevalence of electric vehicles has introduced significant challenges in the field of lithium-ion batteries (LIBs), particularly under the demanding operating conditions present in vehicles. One critical issue is the formation of lithium plating on graphite anodes at low temperatures, which, combined with other degradation mechanisms, compromises battery performance and longevity. This study investigates […]
P3-057
Investigating the temperature behavior of battery cells has become a critical aspect of modern battery management systems. Recent developments in this field show that the temperature of a cell during charging varies based on the applied voltage. With an in-operando measurement method, this behaviour can be utilized to determine the State of Health (SoH). This […]
P2-032_Hoch
In battery research, effective parameter identification and performance optimization are critical for advancing future battery systems. A promising non-destructive analysis method is computed tomography (CT), which offers high-resolution, three-dimensional insights into internal battery structures. CT enables the examination of key parameters, such as cathode thickness, anode overhang, and structural integrity, without damaging the batteries. However, […]
P2-015
The thermal behaviour of Lithium-Ion Batteries (LIBs) is governed by the heat generated inside the battery cell, the intrinsic thermal properties of the cell, and the cell’s ability to exchange heat with the environment. While irreversible heat generation is due to ohmic losses, entropic potential data is necessary to model the reversible component of the […]
P1-079_Wang
Benchtop NMR spectrometer is a compact, versatile tool increasingly used in electrolyte research for its ability to provide detailed molecular insights. It enables non-destructive analysis of ionic conductivity, diffusion coefficients, and molecular interactions within electrolytes, crucial for advancing battery technologies and energy storage systems. Its portability and ease of use make it ideal for real-time […]
P2-043
This study presents a detailed modeling approach to simulate heat generation in lithium-ion batteries using LFP and Graphite electrodes. LFP, known for its high thermal stability, long cycle life, and inherent safety, serves as a widely used cathode material in energy storage applications. Graphite, the standard anode material, offers high electrical conductivity, energy density, and […]
P4-005_Achsnich-Sprenger
Battery storage systems are becoming increasingly important for industrial companies – driven by rising energy costs, the desire for self-sufficiency and lower investment costs for storage systems. Their versatility makes storage systems profitable: In addition to peak load capping, which reduces your own electricity costs, they can provide balancing energy or exploit the volatility of […]
P1-014
The performance of present generation Li-ion batteries is not sufficient to completely electrify the car fleet. This disruptive step requires new ways to identify the best materials combinations in the battery cell. Simulations can contribute estimates of the density and ion conductivity for arbitrary electrolyte formulations [1] as well as the open cell voltage (OCV) […]