Design of a 20 kW Grid-connected Photovoltaic Power Generation System

Yan Shican Yang Guanlu Li Yanfeng Cao Zhenhua（College of Information Science and Engineering，Huaqiao University，Quanzhou 362021，Fujian Province，China）

Abstract Design scheme for the grid-connected photovoltaic power generation system of a company is introduced，including the determination of the operating mode of the system，the selection and layout of the solar cell modules，and choice of grid-connected inverter，etc. Considerations and solutions in the cable selection and support design are also put forward.

Key words　Grid-connected photovoltaic power generation system Operating mode Solar cell module Grid-connected inverter

摘　要　介绍某公司并网光伏发电系统的设计方案，包括系统运行方式的确定、太阳能电池组件的选择与布置、并网逆变器的选择等，提出选择电缆和设计支架时应考虑的因素及解决方案。

关键词　并网光伏发电系统 运行方式 太阳能电池组件 并网逆变器