摘要
根据电力牵引重载列车的运行特点,对重载列车的优化操纵问题进行分析研究,设计出一种基于预测模型的列车多目标优化操纵算法。该算法综合考虑列车安全、平稳、节能、准点的运行目标,建立基于预测模型的列车多目标评价函数,运用二次规划算法进行数值计算,求得列车的运行状态,得到列车优化操纵运行曲线。采用大秦线数据对算法进行验证,结果表明,该算法可同时满足多个目标,列车运行曲线符合重载列车优化操纵原则,能为司机行车提供一定的理论依据。
Proposes an algorithm of multi-objective optimization strategy based on predictive model after analyzing the characteristics of heavy haul train operation.The algorithm considers the operation targets of safe,stable,energy saving,on time,and establishes multi-objective evalu-ation function of heavy haul train based on predictive model.The running state of the train and train optimization strategy running curve can be numerically calculated by using quadratic programming algorithm.In order to verify the validity of the algorithm,Daqin line data is used for simulation calculation.The result shows that multiple targets can be satisfied at the same time and train operation curve meet the optimization strategy principle of heavy haul train.The algorithm can provide certain theoretical basis for the driver driving.
关键词
重载列车
预测模型
二次规划算法
多目标
Heavy Haul train
Predictive Model
Quadratic Programming Algorithm
Multi-Objective
