ENGY-890: E-bike Battery Monitor Design and Development

This project delves into the design and development of a battery monitoring system (BMS) for e-bikes, crucial for preventing overcharging and over-discharging of Li-ion batteries. The study explores the economics and supplier landscape of BMS, particularly in North America, emphasizing the importance of temperature monitoring and charge equalization techniques. The project covers the significance of BMS in e-bikes, focusing on SOC and SOH estimation, communication protocols, and contactors. The analysis includes the architecture of a typical BMS system, its requirements, and the advancements in battery technology that impact e-bike performance. The document also discusses the importance of BMS in enhancing the sustainability and performance of e-bikes while reducing CO2 emissions. The project provides detailed insights into various components of BMS, including sensors, data recorders, and controllers, and it explores the use of active and passive balancing circuits.