Photovoltaic system

The utility model discloses a photovoltaic system, relates to the technical field of photovoltaic modules, and is used for avoiding the hot spot effect of the photovoltaic module, improving the safety and power generation efficiency of the photovoltaic module, and prolonging the service life of the photovoltaic module. The photovoltaic system at least comprises two photovoltaic modules of which the edges are mutually lapped, and each photovoltaic module comprises a first packaging layer, a battery piece layer and a second packaging layer which are sequentially stacked. The distance between the light receiving surface of the upper photovoltaic module and the light receiving surface of the lower photovoltaic module is H, and the distance D1 between the edge of the battery piece layer of the lower photovoltaic module and the edge of the upper photovoltaic module is larger than or equal to one time of H. 本实用新型公开一种光伏系统，涉及光伏组件技术领域，用于避免光伏组件出现"热斑效应"，提升光伏组件的安全性和发电效率，延长光伏组件的使用寿命。光伏系统至少包括两个边沿相互搭接的光伏组件，光伏组件包括依次层叠设置的第一封装层