The invention discloses a real-time explicit model prediction control method for energy of a fuel cell hybrid electric vehicle, and relates to the technical field of energy management of new energy automobiles. The method comprises the following steps: S1, establishing a prediction model for explicit model prediction control, and setting a multi-objective function and constraint conditions; s2, introducing a multi-parameter quadratic programming theory, solving a multi-parameter quadratic programming problem offline, and performing convex division on a state space of the system to obtain a linear segmentation affine law of explicit model prediction control; and S3, establishing an on-line calculation energy management strategy based on explicit model predictive control. The energy management strategy based on explicit model predictive control is made for the fuel cell hybrid electric vehicle provided with the two energy sources, the real-time performance of system control can be greatly improved on the basis that optimization is guaranteed, and the difficulty of model predictive control engineering application is reduced.
本发明公开了一种燃料电池混合动力汽车能量实时显式模型预测控制方法,涉及新能源汽车能量管理技术领域。本发明包括以下步骤:S1、建立显式模型预测控制的预测模型,设置多目标函数和约束条件;S2、引入多参数二次规划理论,离线求解多参数二次规划问题,对系统的状态空间进行凸划分,获得显式模型预测控制的线性分段仿射律;S3、建立在线计算的基于显式模型预测控制的能量管理策略。本发明通过为配置两能量源的燃料电池混合动力汽车制定基于显式模型预测控制的能量管理策略,在保证优化性的基础上,能够大大提高系统控制的实时性,降低模型预测控制工程应用的难度。
Real-time explicit model predictive control method for energy of fuel cell hybrid electric vehicle
一种燃料电池混合动力汽车能量实时显式模型预测控制方法
25.10.2024
Patent
Elektronische Ressource
Chinesisch
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