The invention discloses a novel fuel cell vehicle central energy management device. The device comprises an auxiliary power access unit, a fuel cell access unit, an energy management main controller and a plurality of load access units; the auxiliary power access unit and the fuel cell access unit are connected in parallel and then connected to one end of the energy management main controller, andthe plurality of load access units are connected in parallel and then connected to the other end of the energy management main controller; and the energy management main controller calculates the total energy demand of the multiple vehicle loads and adjusts the output power of a fuel cell in real time according to the total energy demand and the output current value and the residual energy stateof the auxiliary power. The energy of the fuel cell is directly and effectively merged into the whole vehicle for unified energy management, the energy flow of the auxiliary power loop can be monitored in real time, an effective control numerical value is provided for adjusting the output power of the fuel cell in real time, and the dynamic performance of a fuel cell system during operation of a vehicle power device is improved.

    本申请公开了一种新型燃料电池车中央能量管理装置,该装置包括:辅助动力接入单元、燃料电池接入单元、能量管理主控器和多个负载接入单元;辅助动力接入单元与燃料电池接入单元并联后连接于能量管理主控器的一端,所述多个负载接入单元并联后连接于能量管理主控器的另一端;能量管理主控器计算多个车辆负载的总能量需求,并根据总能量需求以及辅助动力的输出电流值和剩余能量状态,实时调节燃料电池的输出功率。本方案,直接将燃料电池的能量有效的并入整车统一进行能量管理,并且可以实时监测辅助动力回路能量流,为实时调节燃料电池的输出功率提供了有效的控制数值,提高了燃料电池系统在车辆动力装置运行时的动态性能。


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    Title :

    Novel fuel cell vehicle central energy management device


    Additional title:

    新型燃料电池车中央能量管理装置


    Contributors:
    LEI WEI (author) / CHANG JIUPENG (author) / YAN MING (author)

    Publication date :

    2020-04-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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