The invention relates to the technical field of power electronics, and discloses a household optical storage charging and discharging all-in-one machine system with a V2G function, which comprises dynamic capacity expansion, collaborative linkage and high fusion, and is characterized in that a group of bidirectional DC/DC is added on the technical basis of an original household optical storage all-in-one machine to realize dynamic capacity expansion; according to the invention, photovoltaic, energy storage and charging and discharging are integrated to form a set of household optical storage, charging and discharging integrated system, the installation space is greatly reduced, secondly, the system adopts an intelligent control strategy, data acquisition and communication are established for photovoltaic and energy storage battery subunits, charging and discharging subunits and other subunits, the data state information of each subunit is known in real time, and the intelligent control strategy is provided for the system. Regulation and control are carried out according to different emergencies, collaborative linkage of a photovoltaic part, an energy storage battery and a charging and discharging part is achieved, finally, a bidirectional DC/DC charging and discharging function is integrated, an electric vehicle battery is stored as an emergency power supply of the system, and dynamic capacity expansion is achieved.
本发明涉及电力电子技术领域,且公开了一种具备V2G功能的户用光储充放一体机系统,包括动态扩容、协同联动和高度融合,所述动态扩容为在原有户用光储一体机的技术基础之上,增加一组双向DC/DC,实现动态扩容,本发明将光伏、储能、充放电融于一体,构成一套户用光储充放一体化系统,大大缩减了安装空间,其次,系统采用智能化控制策略,将光伏、储能电池及充放电等部分子单元建立数据采集及通讯,实时了解各个子单元的数据状态信息,根据不同的突发情况进行调控,实现光伏、储能电池及充放电部分的协同联动,最后,集成双向DC/DC充放电功能,利用电动汽车电池存储作为系统的应急电源,实现了动态扩容。
Household optical storage, charging and discharging all-in-one machine system with V2G function
一种具备V2G功能的户用光储充放一体机系统
2024-03-26
Patent
Elektronische Ressource
Chinesisch
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