The intelligent charger comprises a three-phase alternating-current power supply, a power lithium battery and a charger body, the output end of the charger body is connected with a charging port of the power lithium battery through a connector, and the charger body comprises a direct-current power supply converter, a control unit and a low-voltage direct-current power supply. The direct-current power converter is used for converting alternating current into direct current and outputting the direct current to charge the power lithium battery; the control unit is used for receiving charging voltage and charging current request information of the battery management system and sending output voltage and output current request information to the direct-current power supply converter, and the direct-current power supply converter outputs corresponding voltage and current; the low-voltage direct-current power converter is used for providing working power for the control unit and the battery management system. According to the invention, the charging requirements of the majority of forklift lithium batteries with different voltage grades and different types can be met, and automatic and intelligent charging can be realized through CAN network connection.
本发明公开了一种用于电动叉车锂电池充电的智能充电机及充电方法,包括有三相交流电源、动力锂电池和充电机,充电机的输出端通过连接器与动力锂电池的充电端口相连接,充电机包括有直流电源变换器、控制单元和低压直流电源,直流电源变换器用于将交流电转换成直流电并输出,为动力锂电池充电;控制单元用于接收电池管理系统的充电电压和充电电流请求信息,并向直流电源变换器发送输出电压和输出电流请求信息,由直流变换器输出相应的电压和电流;低压直流电源变换器用于为控制单元和电池管理系统提供工作电源。本发明能够满足大多数不同电压等级、不同类型的叉车锂电池的充电需求,通过CAN网络联机,能够实现自动、智能化的充电。
Intelligent charger for charging lithium battery of electric forklift and charging method
一种用于电动叉车锂电池充电的智能充电机及充电方法
2023-08-29
Patent
Elektronische Ressource
Chinesisch
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