The invention generally relates to the technical field of automobiles, in particular to a distribution box and a power supply system, the distribution box is provided with a first circuit, a second circuit, a first conductive branch circuit, a second conductive branch circuit, a first charging branch circuit and a second charging branch circuit, and after the distribution box is installed on a vehicle with an upper load requirement, the vehicle can be additionally provided with an upper battery. In the embodiment of the invention, the first battery comprises a chassis battery system, the second battery comprises an upper battery system, the BMS module is used for collecting the voltage V0 at the rear end of the second battery, the voltage V1 at the rear end of the first relay and the voltage V2 at the rear end of the pre-charging module, and by comparing the differential pressure between the V0 and the V1 and the voltage difference between the V0 and the V2, the BMS module controls the first relay, the second relay and the third relay to be turned on or turned off, the first battery or the second battery supplies power to the controller, the first battery and the second battery supplement electricity mutually, the diversification of the electricity supplement mode of the power battery is increased, and the cruising ability of the engineering vehicle is improved.

    本申请总体来说涉汽车技术领域,具体而言,涉及一种配电箱及供电系统,配电箱具有第一电路、第二电路、第一导电支路、第二导电支路、第一充电支路及第二充电支路,配电箱安装在有上装负载需求的车辆上后,使车辆能够增设上装电池,本申请实施例中,第一电池包括底盘电池系统,第二电池包括上装电池系统,BMS模块用于采集第二电池后端电压V0、第一继电器后端电压V1及预充电模块后端的电压V2,并通过V0与V1之间和V0与V2之间的压差对比,BMS模块分别控制第一继电器、第二继电器及第三继电器的开启或关闭,实现第一电池或第二电池向控制器供电及第一电池与第二电池之间互相补电,增加动力电池补电方式的多样化,提高了工程车的续航能力。


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    Titel :

    Distribution box and power supply system


    Weitere Titelangaben:

    配电箱及供电系统


    Beteiligte:
    LU SHILIANG (Autor:in) / SUN LIFAN (Autor:in) / NI XIAOHE (Autor:in) / LI PING (Autor:in) / LIU CHAOYAN (Autor:in) / WANG ZHE (Autor:in) / ZHUO CHI (Autor:in) / SONG XUAN (Autor:in)

    Erscheinungsdatum :

    2022-01-04


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H02B BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER , Schalttafeln, Unterstationen oder Schaltanordnungen für die Abgabe oder Verteilung elektrischer Energie



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