The invention relates to a vehicle on-board electrical system (FB) equipped with a DC voltage charging connection (DC), a non-configurable battery (AK), an electrically isolating DC voltage converter (GW), and an electrical drive (EA). The battery (AK) is connected to a first side of the DC voltage converter (GW) via a switchable connecting circuit (VS, VS') to which a DC voltage charging connection (DC) is connected. The battery (AK) is connected to the electrical drive (EA) and to a second side of the DC voltage converter (GW) via a drive switch (S3). The connecting circuit (VS, VS') has a direct connecting switch (S1, S1') which switchably connects the battery (AK) to the first side of the DC voltage converter. The DC voltage charging connection (DC) is connected to the direct connecting switch (S1, S1') via a charging connection switch (S2, S2') of the connecting circuit (VS, VS').

    车辆车载电网(FB)装备有直流电压充电端子(DC)、不可配置的蓄电池(AK)、电流隔断的直流电压变换器(GW)和电驱动装置(EA)。蓄电池(AK)经由可切换的连接电路(VS、VS')与所述直流电压变换器(GW)的第一侧连接,直流电压充电端子(DC)连接到所述可切换的连接电路上。蓄电池(AK)经由驱动开关(S3)与电驱动装置(EA)和所述直流电压变换器(GW)的第二侧连接。连接电路(VS,VS')具有直接连接开关(S1、S1'),所述直流连接开关将蓄电池(AK)与所述直流电压变换器的第一侧以可切换的方式连接。所述直流电压充电端子(DC)经由连接电路(VS、VS')的充电端子开关(S2、S2')与直流连接开关(S1、S1')连接。


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    Title :

    VEHICLE ON-BOARD ELECTRICAL SYSTEM HAVING A DC VOLTAGE CHARGING CONNECTION


    Additional title:

    具有直流电压充电端子的车辆车载电网


    Contributors:

    Publication date :

    2021-12-31


    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen



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