Lithium-ion battery electrochemical-thermal-mechanical-impedance coupling model and voltage-impedance dual-objective parameter identification method

Key Points

• Impedance coupling in the lithium-ion battery enhances model accuracy, leading to better predictions.
• The dual-objective optimization identifies both voltage and impedance parameters effectively, improving battery performance.
• Observational analysis on electrochemical, thermal, and mechanical aspects provides comprehensive insights.
• This model may enable advancements in battery management systems for optimal performance in various conditions.