The invention discloses a series-parallel conversion device for a portable starting power supply of a motor vehicle, and the device comprises two current contactors which are respectively SW1 and SW2, a position switch SW3, and two energy storage units which are respectively an energy storage unit A and an energy storage unit B, the energy storage unit A is connected in parallel with the energy storage unit B through the current contactor SW1; the energy storage unit A is connected in series with the energy storage unit B through a current contactor SW2; the position switch SW3 is located between the current contactor SW1 and the current contactor SW2 and used for controlling on-off of the current contactor SW1 and the current contactor SW2. The method has the beneficial effects that the starting capability and the success rate of the motor vehicle in a low-temperature environment are improved.

    本发明公开了一种用于机动车辆便携启动电源的串并转换装置,装置包括:两个电流接触器,分别为SW1和SW2、1个位置开关SW3、两个储能单元,分别为储能单元A和储能单元B;储能单元A通过电流接触器SW1与储能单元B并联;储能单元A通过电流接触器SW2与储能单元B串联;位置开关SW3位于电流接触器SW1、SW2之间,用于控制电流接触器SW1与SW2的通断。本发明有益效果是:提高了机动车辆在低温环境下的启动能力与成功率。


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    Title :

    Serial-parallel conversion device for portable starting power supply of motor vehicle


    Additional title:

    一种用于机动车辆便携启动电源的串并转换装置


    Contributors:
    ZHANG WENFENG (author) / LI DONGQING (author) / CHEN JIANJUN (author) / YAN JIAXI (author) / GAO YUAN (author)

    Publication date :

    2023-05-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    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



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