A battery system for an electric vehicle, comprising: at least one battery cell configured to store an electrical charge for powering the electric vehicle; a high voltage bus electrically coupled with the at least one battery; a DC-DC converter electrically coupled to the battery cell; a low voltage bus electrically connected between the DC-DC converter and the at least one vehicle electrical component; and a battery cell monitor electrically coupled with the at least one battery cell and the DC-DC converter, where the battery cell monitor includes a current sensor configured to detect a current from the at least one battery cell to the DC-DC converter. The battery cell monitor includes a controller configured to estimate a state of charge of the at least one battery cell as a function of the current detected by the current sensor, and adjust a switching operation of the DC-DC converter as a function of the current detected by the current sensor.
一种用于电动载具的电池系统,包括:至少一个电池单元,其被配置成存储用于给电动载具供电的电荷;高电压总线,其与所述至少一个电池电耦合;DC‑DC转换器,其与所述电池单元电耦合;低电压总线,其电连接在DC‑DC转换器与至少一个载具电气组件之间;以及电池单元监测器,其与所述至少一个电池单元和DC‑DC转换器电耦合,其中电池单元监测器包括电流传感器,电流传感器被配置成检测从所述至少一个电池单元到DC‑DC转换器的电流。电池单元监测器包括控制器,控制器被配置成:根据由电流传感器检测的电流来估计所述至少一个电池单元的荷电状态,以及根据由电流传感器检测的电流来调整DC‑DC转换器的开关操作。
Current sensor for battery cell of vehicle battery system
用于载具电池系统的电池单元的电流传感器
16.07.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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