地铁车辆车载蓄电池剩余电量建模与仿真研究

Research on Modeling and Simulation of Residual Power of On-board Battery for Metro Vehicle

针对客户对地铁车辆蓄电池电量监测的需求,根据蓄电池特性建立剩余电量估算模型,引入蓄电池剩余可用时间参数对剩余电量进一步说明。根据估算模型原理,设计了相应的算法流程用于实现城轨列车蓄电池剩余电量的估算。最后,建立了Matlab/Simulink仿真模型进行仿真分析与验证。仿真结果显示,蓄电池剩余电量与剩余可用时间随着仿真条件的变化而变化,蓄电池剩余电量监测方案可帮助车辆运用人员对蓄电池进行维护与维修。

In response to customer demand for battery power monitoring of urban rail transit,a residual power estimation model is established according to the characteristics of the battery,and the remaining battery available time parameter is pioneered to further explain the remaining power.According to the principle of the estimation model,the corresponding algorithm flow is designed to realize the estimation of the remaining battery power of the urban rail transit.Finally,a Matlab/Simulink simulation model was established for simulation analysis and verification.The simulation results show that the remaining battery power and remaining available time change with the simulation conditions.The battery remaining power monitoring program can help vehicle operators to maintain and repair the battery.