The invention relates to the technical field of battery state monitoring, and discloses a sightseeing vehicle battery state monitoring method, device and equipment and a storage medium, and the method comprises the steps: collecting the voltage, current and temperature data of a sightseeing vehicle battery, and carrying out the preprocessing, and obtaining a battery operation parameter data set; constructing a battery equivalent circuit model, and performing global and local two-stage optimization to obtain an optimal parameter set of the battery equivalent circuit model; constructing a state equation and an observation equation, and carrying out initialization setting on a covariance matrix of the triple forgetting factor adaptive extended Kalman filter to obtain a battery state observation model; priori state estimation is obtained through time updating operation, posterior state estimation is obtained through measurement updating operation, hierarchical estimation is carried out on the charge state and the polarization voltage of the battery, and the state characteristic quantity of the battery is obtained; according to the method, the reliability and the safety of the battery management system of the sightseeing vehicle are improved.
本发明涉及电池状态监测技术领域,公开了一种观光车电池状态监测方法、装置、设备及存储介质,该方法包括:采集观光车电池的电压、电流及温度数据,并进行预处理,得到电池运行参数数据集;构建电池等效电路模型,并进行全局及局部的两阶段优化,得到电池等效电路模型的最优参数集;构建状态方程和观测方程,对三重遗忘因子自适应扩展卡尔曼滤波器的协方差矩阵进行初始化设置,得到电池状态观测模型;通过时间更新运算得到先验状态估计及量测更新运算得到后验状态估计,对电池荷电状态和极化电压进行递阶估计,得到电池状态特征量;执行三层递阶控制,输出电池状态控制参数,本发明提高了观光车电池管理系统的可靠性和安全性。
Method, device and equipment for monitoring battery state of sightseeing vehicle and storage medium
观光车电池状态监测方法、装置、设备及存储介质
2025-03-18
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
Sightseeing unmanned vehicle and control method of sightseeing unmanned vehicle
European Patent Office | 2020
|New energy sightseeing vehicle with storage battery drying maintaining function
European Patent Office | 2021
|Battery operation monitoring system for new energy sightseeing electric vehicle
European Patent Office | 2023
|