li-ion

Importance of Electrode Parameter Changes After Calendaring in Lithium-Ion Cell Production

AION Engineering INC Calendaring is a crucial step in lithium-ion battery manufacturing, where electrodes are compressed to reduce porosity and increase density. Optimizing this process directly impacts the performance, longevity, and efficiency of the final cell. Why Calendaring Matters The primary goals of calendaring are: Effectively, proper calendaring ensures a balance between mechanical stability, electrochemical … Read more

The Role of Cut-Off Voltage and Anode Material in Li-Ion Cells

Cut off voltage versus SOC graph

AION Engineering INC In lithium-ion battery technology, optimizing cell performance and safety requires careful consideration of multiple parameters. Among these, the cut-off voltage is critical for balancing energy density and ensuring cell longevity and stability. While cathode chemistry often guides cell classification, variations in anode materials significantly impact the appropriate cut-off voltage setting. Influence of … Read more

Fast Charging of a Lithium-Ion Battery

Poster on fast charging modelling and optimisation

Charging Current Control Strategy Based on Online Evaluation of the Chargeability Status of its Cells Authors: DIAB Raymonda, SCHAEFFER Emmanuel, AUGER François, POIZOT Philippe, COUSSEAU Jean-François Context Charging time reduction allows : Challenges Standard fast charging methods of Li-ion batteries : Methodology This algorithm enhances the charging current in order to maintain the observed overpotential … Read more

Parameterisation of OCV and Diffusion Coefficient

OCV and diffusion poster

Authors: Marcus Tuchel, Prof. Emma Kendrick School of Metallurgy and Materials, University of Birmingham, Elms Rd, Birmingham B15 2SE Abstract Methodology Extrapolated OCV Li ion diffusion coefficient Conclusions and Future Work References Research Bio Marcus Tuchel is a PhD student in the Birmingham Energy Materials Group, under the supervision of Prof. Emma Kendrick and Prof. … Read more