[1] J. He, S. Meng, X. Li, and F. Yan, “Partial Charging-Based Health Feature Extraction and State of Health Estimation of Lithium-Ion Batteries,”IEEE J. Emerg. Sel. Topics Power Electron., vol. 11, no. 1, pp. 166–174, Feb. 2023.
没看太懂
[2] J. Wu, H. Su, J. Meng, and M. Lin, “State of Health Estimation for Lithium-Ion Battery via Recursive Feature Elimination on Partial Charging Curves,”IEEE J. Emerg. Sel. Topics Power Electron., vol. 11, no. 1, pp. 131–142, Feb. 2023.
真实汽车数据->充电起始、结束时的SOC值统计->实际电车应用中高频率出现的电压范围
特征提取:IC采样
特征选择:Kendall rank correlation coefficient
根据递归消除方法Recursive Feature Elimination选择特征
[3] H. Ruan, H. He, Z. Wei, Z. Quan, and Y. Li, “State of Health Estimation of Lithium-Ion Battery Based on Constant-Voltage Charging Reconstruction,”IEEE J. Emerg. Sel. Topics Power Electron., vol. 11, no. 4, pp. 4393–4402, Aug. 2023. [可参考]
恒压充电CV数据:CV capacity ({Q_CV}), CV duration (l_CV), and CV current time constant (τ_CV),
验证了三种HI在不同截止电流及噪声干扰下的鲁棒性;
早期CV曲线->预测Q_CV