Intelligent Monitoring for Safety-Enhanced Lithium-Ion/Sodium-Ion Batteries

Lithium-ion/sodium-ion batteries are the most advanced energy storage devices, but the structural evolution of electrode materials, electrolyte decomposition, the growth of Li/Na dendrites and the generation of heat and gas inside batteries represent serious safety issues. Therefore, it is necessary to real time monitor the parameter changes inside these devices. Herein, the recent important progress in a variety of advanced intelligent detection techniques based on the detection of heat, gas, and strain is introduced and discussed. The perfect combination of electrochemical parameters and these advanced intelligent sensing techniques allows the monitoring of the dynamic chemical and thermal evolution during a cell's operation without any impact, which is crucial to making meaningful advancements in energy storage devices. This work provide access to advanced diagnostic tools to guide the rational design of high-safety batteries.

Automated summary

Lithium-ion/sodium-ion batteries are the most advanced energy storage devices, but safety issues such as electrode materials evolution, electrolyte decomposition, dendrite growth, and heat and gas generation inside batteries remain. Therefore, real-time monitoring of parameter changes inside these devices is necessary. This work introduces and discusses recent advances in intelligent detection techniques based on heat, gas, and strain detection. The combination of electrochemical parameters and these advanced sensing techniques enables monitoring of dynamic chemical and thermal evolution during battery operation without any impact, which is crucial for meaningful advancements in energy storage devices. This research provides access to advanced diagnostic tools for guiding the rational design of high-safety batteries.