The invention discloses a bidirectional charging and discharging system, which adopts systematic module design and comprises a charging and discharging control module, a power distribution module, a power conversion module, a direct current output module, a connector module, an auxiliary power module and a metering module. When the two-way charging and discharging system is designed, the two-way charging and discharging function, the communication function, the metering consumption function, the man-machine interaction function, the perfect safety protection function and the like are achieved, vehicle-pile-network two-way efficient interaction is achieved, the power grid structure is optimized, and integrated control over a vehicle BMS, a power module and background communication is met; the control and scheduling functions of the platform can be maximized, demand response to the power grid is carried out in time, and the power grid demand and customer benefits are ensured; the V2G bidirectional charging and discharging power module packaged by the SIC power device is high in charging and discharging efficiency and low in operation loss.
本发明公开了一种双向充放电系统,采用系统化模块设计,包括:充放电控制模块、配电模块、功率变换模块、直流输出模块、连接器模块、辅电模块和计量模块。本双向充放电系统设计时,具备双向充放电功能、通信功能、计量消费功能、人机交互功能及完善的安全保护等功能,实现车‑桩‑网的双向高效互动,优化了电网结构,满足对车辆BMS、对功率模块和对后台通信的一体式化控制;能够最大化发挥平台的控制和调度功能,及时对电网进行需求响应,保证电网需求和客户利益;采用SIC功率器件封装的V2G双向充放电功率模块,充放电效率高,运行工作损耗低。
Bidirectional charging and discharging system and control method thereof
一种双向充放电系统及其控制方法
2022-03-11
Patent
Electronic Resource
Chinese
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