The invention relates to a wide-voltage-output new energy automobile charging pile device which comprises an input detection circuit, a power supply protection circuit and a driving output circuit. According to the wide-voltage-output new energy automobile charging pile device, the input detection circuit firstly achieves charging signal input through resistor voltage division, then a field effect transistor is embedded, input high voltage is divided into low voltage to be processed, and the defect of a charging pile in the aspect of low-voltage output is overcome. The power supply protection circuit ensures stable voltage output by controlling the state of a switching tube of the field effect transistor. The driving output circuit adopts high-frequency driving, so that field effect transistor is used as a driver to achieve high-reliability rapid turn-off, the turn-off loss can be reduced, the wide output characteristic of the charging pile is realized, and the efficiency of the charging pile is effectively improved.
本申请涉及宽电压输出新能源汽车充电桩装置,包括输入检测电路、供电保护电路、驱动输出电路。本次设计的宽电压输出新能源汽车充电桩装置,输入检测电路首先通过电阻分压实现充电信号输入,然后嵌入场效应晶体管,将输入的高电压分压为小电压进行处理,解决了充电桩在低压输出方面的缺陷。供电保护电路通过对场效应晶体管的开关管状态控制,保证了电压的稳定输出。驱动输出电路采用高频驱动是场效应晶体管作为驱动器实现高可靠度的快速关断目标,并且能够减小关断损耗,实现了充电桩的宽输出特性,有效提高了充电桩的效率。
Wide-voltage-output new energy automobile charging pile device
一种宽电压输出新能源汽车充电桩装置
2021-11-05
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Control circuit for wide-voltage-range output of charging pile
European Patent Office | 2020
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