Abstract: To cope with the challenges of market competition and the greater purchasing power of consumers, manufacturers have increased the variety of products they offer. Product families and reconfigurable manufacturing systems ...

Abstract: The fatigue life of ultrasonically welded lithiumion battery tab joints is studied for electric and hybrid–electric vehicle (EV and HEV) applications. Similar to metallic materials, the electrical resistance of these ...

Abstract: Multilayered ultrasonic welding (USW) is widely used in joining of electrodes or tabs in lithium-ion batteries. To achieve quality joints and enhance the welding process robustness, an improved understanding of the joint ...

Abstract: Ultrasonic metal welding has been used to join multiple layers of battery tabs with the bus bar in lithium-ion battery assembly operations. This paper describes joint performance models for ultrasonic metal welds of multiple ...

Abstract: One of the major challenges in manufacturing automotive lithiumion batteries and battery packs is to achieve consistent weld quality in joining multiple layers of dissimilar materials. While most fusion welding processes ...

Abstract: This paper presents a tool wear monitoring framework for ultrasonic metal welding which has been used for lithium-ion battery manufacturing. Tool wear has a significant impact on joining quality. In addition, tool replacement, ...

Abstract: Manufacturing of lithiumion battery packs for electric or hybrid electric vehicles requires a significant amount of joining, such as welding, to meet the desired power and capacity needs. However, conventional fusion welding ...

Abstract: Process physics understanding, real time monitoring, and control of various manufacturing processes, such as battery manufacturing, are crucial for product quality assurance. While ultrasonic welding has been used for ...

Abstract: Discussion of big data (BD) has been about data, software, and methods with an emphasis on retail and personalization of services and products. Big data also has impacted engineering and manufacturing and has resulted in ...

Abstract: Online process monitoring in ultrasonic welding of automotive lithiumion batteries is essential for robust and reliable battery pack assembly. Effective quality monitoring algorithms have been developed to identify out of ...