no code implementations • 27 Aug 2023 • Mingyuan Zhao, Yongzhi Zhang
And the degradation rate is captured by two features extracted from the differences between the voltage relaxation curves within a moving window (for life prediction), or the differences between the capacity vs. voltage curves at different cycles (for life classification).
no code implementations • 27 Aug 2023 • Xinhong Feng, Yongzhi Zhang, Rui Xiong, Chun Wang
In this study, a physics-informed Gaussian process regression (GPR) model is developed for battery SOH estimation, with the performance being systematically compared with that of different types of features and machine learning (ML) methods.
no code implementations • 10 Sep 2020 • Yongzhi Zhang, Xiaobo Qu, Lang Tong
In this real time control model, a novel state-space model is first developed to capture vehicle speed, acceleration, and state of charge.