The invention discloses an intelligent alternating current charging and discharging circuit of an electric automobile and a control method, the intelligent alternating current charging and discharging circuit of the electric automobile comprises an alternating current charging and discharging pile circuit, a power supply side control guide circuit and an automobile side control guide circuit, and the alternating current charging and discharging pile circuit is provided with an intelligent change-over switch capable of switching among phases of a three-phase power supply of a power grid. The power supply side control guide circuit comprises a first feedback circuit and a second feedback circuit, and the automobile side control guide circuit comprises a third feedback circuit and a fourth feedback circuit. By means of the intelligent alternating current charging and discharging circuit of the electric vehicle and the corresponding control method, the quality of a power grid is adjusted, and energy waste and the influence on the power grid in the charging and discharging process of the electric vehicle are reduced; and meanwhile, the problem that an existing alternating current charging/charging and discharging system cannot interact charging information is effectively solved by utilizing a mode that advanced communication is superposed on a control guide circuit.
本发明公开了电动汽车智能交流充放电电路及控制方法,该电动汽车智能交流充放电电路包括交流充放电桩电路、供电侧控制引导电路和汽车侧控制引导电路,交流充放电桩电路上设有可在电网三相电源相位间切换的智能切换开关,供电侧控制引导电路包括第一反馈电路和第二反馈电路,汽车侧控制引导电路包括第三反馈电路和第四反馈电路。通过电动汽车智能交流充放电电路及相应的控制方法,实现了对电网质量的调节,减少了电动汽车充放电过程中能源的浪费及对电网的影响;同时利用高级通信叠加在控制引导电路的方式,有效解决了现有的交流充电/充放电系统无法交互充电信息的难题。
Intelligent alternating current charging and discharging circuit of electric automobile and control method
电动汽车智能交流充放电电路及控制方法
2025-05-27
Patent
Electronic Resource
Chinese
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