The invention relates to the technical field of new energy automobiles, and discloses a charger boost control circuit and a charger, a boost control module of the circuit comprises a voltage adjusting device with adjustable conduction degree, and the conduction degree of the voltage adjusting device influences the magnitude of battery charging voltage; the DC voltage output by the PFC is boosted through the boost module to obtain the battery charging voltage, and the battery charging voltage is output to the boost control module; the boost control module compares the battery charging voltage with the battery calibration voltage; when the battery charging voltage is inconsistent with the battery calibration voltage, the boost control module adjusts the conduction degree of the voltage adjusting device so as to adjust the battery charging voltage; and the boost control module charges the battery pack through the adjusted battery charging voltage, so that the situation that the voltage output by the boost module cannot be adjusted according to the actual situation is avoided, and the charging efficiency is effectively improved.
本发明涉及新能源汽车技术领域,公开了一种充电机升压控制电路及充电机,该电路的升压控制模块包括导通程度可调的电压调整器件,电压调整器件的导通程度影响电池充电电压的电压大小;本发明通过升压模块对PFC输出的直流电压进行升压,获得电池充电电压,并将电池充电电压输出至升压控制模块;升压控制模块将电池充电电压与电池标定电压进行比较;升压控制模块在电池充电电压与电池标定电压不一致时,对电压调整器件的导通程度进行调整,以调整电池充电电压;升压控制模块通过调整后的电池充电电压对电池包进行充电,从而避免了升压模块输出的电压无法根据实际情况进行调整的情况,有效提高了充电效率。
Charger boost control circuit and charger
充电机升压控制电路及充电机
2024-10-25
Patent
Electronic Resource
Chinese