The invention relates to the technical field of digital rail vehicle hybrid power and network control systems, and discloses a vehicle-mounted fuel cell hybrid power system and an energy management method thereof, and the method comprises the steps: S1, setting control parameters and super-capacitor system Lenberger observer parameters; s2, calculating an equivalent power consumption coefficient of the super capacitor according to the control parameters and parameters of a super capacitor system Lenberger observer; and S3, calculating an output power set point of a DC/DC converter cascaded with the fuel cell system based on the equivalent power consumption coefficient of the super capacitor. According to the method, an electricity-hydrogen conversion calculation method is innovated, the output power of the fuel cell is accurately controlled through the observer, the energy efficiency of the hybrid power system is improved, the operation cost and the maintenance expenditure are reduced, meanwhile, the service life of the system is prolonged, and better economical efficiency and sustainability are achieved.

    本发明涉及数轨车辆混合动力及网络控制系统技术领域,公开了一种车载燃料电池混合动力系统及其能量管理方法,包括:S1、设定控制参数以及超级电容系统伦伯格观测器参数;S2、根据控制参数以及超级电容系统伦伯格观测器参数计算超级电容等效功耗系数;S3、基于超级电容等效功耗系数计算燃料电池系统所级联的DC/DC转换器输出功率设定点。本发明革新了电‑氢转换计算方法,通过观测器精准控制燃料电池输出功率,提升了混合动力系统能效,降低了运营成本与维护开支,同时延长系统寿命,实现了更优的经济性和可持续性。


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    Titel :

    Vehicle-mounted fuel cell hybrid power system and energy management method thereof


    Weitere Titelangaben:

    一种车载燃料电池混合动力系统及其能量管理方法


    Beteiligte:
    QI FANG (Autor:in) / YAN YU (Autor:in) / YANG LI (Autor:in) / ZHENG DIANKE (Autor:in) / CUI ZHOUSEN (Autor:in) / DAI PENGCHENG (Autor:in) / CHEN CHENG (Autor:in)

    Erscheinungsdatum :

    10.09.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B61C Lokomotiven , LOCOMOTIVES



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