基于极小值原理的增程式电动车辆在线能量管理控制策略  

An Online Energy Management Strategy for Extended Range Electric Vehicles Based on Pontryagin's Minimum Principle

作　　者：张承宁[1] 周维[1] 李军求[1] 王志福[1] 

机构地区：[1]北京理工大学机械与车辆学院,北京100081

出　　处：《北京理工大学学报》2015年第9期931-935,共5页Transactions of Beijing Institute of Technology

基　　金：北京市教育科技发展基金资助项目(20120339234)

摘　　要：针对某増程式电动校车设计了一种基于极小值原理的在线能量管理控制策略,并分析了其能实现SOC维持控制的机理.基于Matlab/Simulink仿真环境和部件实验数据搭建了高保真度的前向仿真模型.仿真结果表明:该控制策略对不同的行驶工况具有很好的适应性.相对于传统开关型控制策略,燃油经济性最高能提高5.8%.An online energy management strategy was proposed based on Pontryagin＇s minimum principle for an extended range electric school bus and its principle to realize SOC sustaining was analyzed.A high-fidelity forward simulation model was built with component experimental data in the Matlab/Simulink environment.The simulation results show that,the proposed strategy is very robust in different driving cycles;and the fuel economy performance can be improved by up to 5.8% compared with the traditional on/off strategy.

关 键 词：增程式电动车辆 能量管理 Pontryagin极小值原理 

分 类 号：U27[机械工程—车辆工程]