Exploring the correlation between ultrasound speed and the state of health of LiFePO4 prismatic cells

• Main Authors: Zhang, Shengyuan, Zuo, Peng, Yin, Xuesong, Fan, Zheng
• Other Authors: School of Mechanical and Aerospace Engineering
• Format: Article
• Language: English
• Published: 2024
• Subjects: Engineering; State of health; Ultrasonic testing
• Online Access: https://hdl.handle.net/10356/176040
• Institution: Nanyang Technological University

Electric vehicles (EVs) have become a popular mode of transportation, with their performance depending on the ageing of the Li-ion batteries used to power them. However, it can be challenging and time-consuming to determine the capacity retention of a battery in service. A rapid and reliable test...