The invention provides an energy management method and system for a fuel cell hybrid electric vehicle, and belongs to the technical field of fuel cell hybrid electric vehicles, and the method comprises the steps: carrying out the comprehensive analysis of the storage battery loss, fuel cell loss and external factors of the vehicle, and building an energy loss function model; the method comprises the following steps: analyzing driving data of an automobile, dividing the driving data into different driving styles by using fuzzy logic, and establishing a hybrid electric vehicle controller; constructing a fitness function based on the energy loss function model and the driving style, and performing iterative processing on parameters in a hybrid electric vehicle controller by using an improved artificial bee colony algorithm and combining the fitness function to obtain optimal parameters; and energy management is carried out. According to the scheme, parameter optimization can be conducted on the hybrid electric vehicle controller through the improved artificial bee colony algorithm, the fitness function is constructed through the energy loss function model and the driving style factors, fuel and electric quantity losses can be reduced to the maximum extent, and the overall service life of the system can be prolonged.
本申请提供了一种燃料电池混合动力汽车的能量管理方法及系统,属于燃料电池混合动力汽车技术领域,包括:对汽车的蓄电池损耗、燃料电池损耗以及外界因素进行综合分析,建立能量损耗函数模型;对汽车的行驶数据进行分析,使用模糊逻辑将行驶数据划分为不同的驾驶风格,建立混合动力汽车控制器;基于能量损耗函数模型和驾驶风格构建适应度函数,使用改进的人工蜂群算法并结合适应度函数对混合动力汽车控制器中参数进行迭代处理,得到最优参数;以进行能量管理。本方案通过改进的人工蜂群算法能对混合动力汽车控制器进行参数优化,且以能量损耗函数模型和驾驶风格因子构建适应度函数,可以最大限度的减少燃料、电量的损耗以及提高系统的整体寿命。
Energy management method and system of fuel cell hybrid electric vehicle
一种燃料电池混合动力汽车的能量管理方法及系统
2024-05-10
Patent
Elektronische Ressource
Chinesisch
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion |
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