no code implementations • 20 May 2024 • Hamidreza Movahedi, Andrew Weng, Sravan Pannala, Jason B. Siegel, Anna G. Stefanopoulou
The battery state of health (SOH) based on capacity fade and resistance increase is not sufficient for predicting Remaining Useful life (RUL).
no code implementations • 16 Oct 2023 • Andrew Weng, Hamidreza Movahedi, Clement Wong, Jason B. Siegel, Anna Stefanopoulou
This paper proposes an analytical framework describing how initial capacity and resistance variability in parallel-connected battery cells may inflict additional variability or reduce variability while the cells age.
1 code implementation • 13 Mar 2023 • Andrew Weng, Jason B. Siegel, Anna Stefanopoulou
This work highlights the opportunities for leveraging voltage-based electrochemical metrics for online battery manufacturing process control.
no code implementations • 9 Nov 2022 • Andrew Weng, Sravan Pannala, Jason B. Siegel, Anna G. Stefanopoulou
In this work, we derive analytical expressions governing state-of-charge and current imbalance dynamics for two parallel-connected batteries.
1 code implementation • 26 Mar 2022 • Andrew Weng, Peyman Mohtat, Peter M. Attia, Valentin Sulzer, Suhak Lee, Greg Less, Anna Stefanopoulou
Increasing the speed of battery formation can significantly lower lithium-ion battery manufacturing costs.
