The invention relates to an energy management system and method for a hybrid electric vehicle composite energy storage system, and the system comprises an obtaining module which is used for obtaining traffic situation data; the prediction module is used for performing vehicle speed prediction by using a neural network according to the traffic situation data to obtain predicted vehicle speed information; the vehicle demand power module is used for determining vehicle demand power according to the predicted vehicle speed information; the distribution module is used for distributing the power of a power battery, the power of a super capacitor and the power of a fuel battery by utilizing a DDRG reinforcement learning algorithm according to the required power of the vehicle to obtain a power distribution result; and the control module is used for controlling the hybrid electric vehicle composite energy storage system according to the power distribution result. According to the invention, the optimization of energy distribution is realized by coordinating the energy distribution among the fuel cell, the power cell and the super capacitor.
本发明涉及一种混合动力汽车复合储能系统能量管理系统及方法,系统包括:获取模块,用于获取交通态势数据;预测模块,用于根据所述交通态势数据利用神经网络进行车速预测得到预测车速信息;车辆需求功率模块,用于根据所述预测车速信息确定车辆需求功率;分配模块,用于根据所述车辆需求功率利用DDRG强化学习算法对动力电池功率、超级电容功率和燃料电池功率进行分配,得到功率分配结果;控制模块,用于根据所述功率分配结果对混合动力汽车复合储能系统进行控制。本发明通过协调燃料电池、动力电池以及超级电容之间的能量分配实现对能量分配的优化。
Energy management system and method for composite energy storage system of hybrid electric vehicle
一种混合动力汽车复合储能系统能量管理系统及方法
2022-03-08
Patent
Electronic Resource
Chinese
IPC: | G06Q Datenverarbeitungssysteme oder -verfahren, besonders angepasst an verwaltungstechnische, geschäftliche, finanzielle oder betriebswirtschaftliche Zwecke, sowie an geschäftsbezogene Überwachungs- oder Voraussagezwecke , DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G06K Erkennen von Daten , RECOGNITION OF DATA / G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen |
Electric vehicle energy management method based on hybrid energy storage
European Patent Office | 2023
|