The invention discloses a bidirectional charging control device based on photovoltaic charging, and relates to the technical field of driving charging, and the device comprises a charging management unit which is used for monitoring the voltage and current states of a first electric energy end L1 and a second electric energy end L2, automatically adjusting a charging strategy according to the electric quantity of a battery, and achieving CCCV constant current charging; the energy conversion unit is used for setting a buck-boost module to boost the voltage from the first electric energy end L1 to a third electric energy end H and reducing the voltage of the photovoltaic power supply to a second electric energy end L2; and the photovoltaic loop unit is used for keeping the signal connection between the charging management unit and the energy conversion unit, so that each energy transmission end keeps the input and output switching of the battery and the photovoltaic. Compared with the prior art, the charging strategy can be adjusted in real time, the system can quickly respond to the voltage change in the driving process, whether the third electric energy end H or the second electric energy end L2 is started for charging or not can be quickly determined, the energy conversion loss is reduced, and the overall system efficiency is improved.
本发明公开了一种基于光伏充电的双向充电控制装置,涉及行车充电技术领域,包括:充电管理单元:用于监测第一电能端L1和第二电能端L2的电压和电流状态,根据电池电量自动调整充电策略,实现CCCV恒流充电;能量转化单元:用于设置升降压模块将电压从第一电能端L1升压至第三电能端H,并将光伏电源降压至第二电能端L2;光伏回路单元:将充电管理单元与能量转化单元保持信号连接,使得各能量传输端保持电池与光伏的输入输出切换。本发明与现有技术相比,能实时调整充电策略,在行驶过程中系统能迅速响应电压变化,能快速决定是否启用第三电能端H或第二电能端L2进行充电,具有减少能量转换损失的优点和提高整体系统效率的有益效果。
Bidirectional charging control device based on photovoltaic charging
一种基于光伏充电的双向充电控制装置
18.02.2025
Patent
Elektronische Ressource
Chinesisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / 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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