Next-Generation EV Battery Management Using 5G-Enabled Dual-Chemistry Energy Storage Systems

Abstract

Electric vehicles require complex battery infrastructures to ensure optimal efficiency, safety, and prolonged operational ability in the context of dynamic driving parameters. Conventional monolithic lithium-ion chemistries persist even though they are ubiquitous, their limitations including thermal instability, shortened cycle life, and an increased safety risk under high-load regimes. This research therefore presents an intelligent dual-chemistry battery management system (DC-BMS) where lithium iron phosphate $\left(\mathrm{LiFePO}_{4}\right)$ and lithium-ion (Li-ion) cells are combined synergistically in a coherent architecture. The proposed setup is instantiated and simulated in Matlab/Simulink using the combination of full electrochemical battery models, a bi-directional DC-DC converter, and an adaptive control-based battery management subsystem. Within this concept, the LiFePO4 assembly is a high-power, thermally robust primary reservoir, while the Li-ion module is a high-energy-density secondary reservoir to supplement the driving range. The intelligent BMS then controls the allocation of the power in real-time, based on parameters such as state of charge (SOC), temperature, and instantaneous load demand. Simulation results show that the dual chemistry configuration achieves significant performance improvements in terms of energy efficiency greater than $90\%$, brings the charging time down around $25-30\%$, and enhances the thermal stability. The architecture also features effective fault detection and isolation mechanisms that ensure reliable operation under anomalous conditions. Moreover, uniform load balancing between the two chemistries significantly increases the battery cycle life as well as the system reliability. This approach provides a scalable and efficient framework for next-generation electric-vehicle battery architectures that aids in improving safety and speeding up the charging processes while furthering the goal of advancing electric-mobility performance.