【摘要】 光储联合发电系统具有对电网冲击小、可调度、并网电能质量好、可向系统提供惯量和阻尼等优点。光储联合发电装置是实现光伏阵列、储能单元和电网之间能量转换的核心电力电子设备,对系统的转换效率、电能质量、电网适应性等方面产生诸多影响。光储联合发电装置的技术规范还处于起步阶段,有必要研究和探讨该装置的功能定位和技术特征,需从功能要求、关键性能指标、电网适应性等方面展开研究,使其有序发展。更多还原

【Abstract】 The PV energy storage combined power generation system has become a hot topic in recent research because of its small impact on the power grid,schedulable,good grid-connected power quality,and the ability to provide inertia and damping to the system.The PV energy storage combined power generation device is the core power electronic device that realizes energy conversion between photovoltaic array,energy storage unit and power grid in the PV energy storage combined power generation system,which can affect the conversion efficiency,power quality,grid adaptability and other factors of the system.The technical specifications of the PV energy storage combined power generation device are still at the initial stage,so it is necessary to study and discuss the functional positioning and technical characteristics of the device and regulate its orderly development.The research focuses on the functional requirements,key performance indexes and grid adaptability.更多还原