The invention discloses a lead-acid storage battery charging circuit and a charging method. The charging circuit comprises a battery voltage sampling circuit, a battery charging output circuit, an alternating-current and direct-current conversion circuit and a control circuit. The input end of the alternating-current and direct-current conversion circuit is connected with an alternating-current power supply, and the output end of the alternating-current and direct-current conversion circuit is connected with the battery charging output circuit. The output end of the battery charging output circuit and the sampling end of the battery voltage sampling circuit are respectively connected with the charging interface of the lead-acid storage battery. The control circuit comprises a microcontroller, the output end of the battery voltage sampling circuit is connected with the battery voltage sampling signal input end of the microcontroller, and the control end of the AC-DC conversion circuit and the control end of the battery charging output circuit are respectively connected with the control signal output end of the microcontroller. According to the invention, each module circuit of the charging circuit is controlled by the microcontroller, and the accuracy and reliability of the output voltage are good. According to the charging method, various voltage specifications can be identified, the charging use steps of a user are simplified, the service life of the battery is prolonged, and the charging efficiency is improved.
本发明公开了一种铅酸蓄电池充电电路和充电方法,充电电路包括电池电压采样电路、电池充电输出电路、交直流转换电路和控制电路,交直流转换电路的输入端接交流电源,输出端接电池充电输出电路;电池充电输出电路的输出端和电池电压采样电路的采样端分别接铅酸蓄电池的充电接口,控制电路包括微控制器,电池电压采样电路的输出端接微控制器的电池电压采样信号输入端,交直流转换电路的控制端和电池充电输出电路的控制端分别接微控制器的控制信号输出端。本发明的充电电路各模块电路通过微控制器进行控制,输出电压的准确性与可靠性好;本发明的充电方法能够识别多种电压规格,简化用户的充电使用步骤,提高电池的使用寿命及充电效率。
Lead-acid storage battery charging circuit and charging method
一种铅酸蓄电池充电电路和充电方法
2020-11-13
Patent
Electronic Resource
Chinese
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