基于ETAP的分布式光伏发电系统仿真研究  

Simulation Research on Distributed PV System BasedonETAP

作　　者：王佳慧 WANG Jiahui(Automotive Engineering Corporation,Tianjin 300113,China)

机构地区：[1]中国汽车工业工程有限公司,天津市300113

出　　处：《建筑电气》2025年第1期19-25,共7页Building Electricity

摘　　要：针对某汽车厂18 MWp光伏项目,结合现场实际设备、电缆安装规格等,应用ETAP软件光伏发电模块建立算例模型、设置不同辐照度下的运行工况、设备参数并进行潮流计算、短路电流计算,依据计算结果进行中压综保定值设置,绘制TCC曲线验证综保定值上下级的匹配性,最后进行保护动作时间及保护动作序列验证,为电力部门进行接入系统设计提供参考依据。According to the 18 MWp PV project of a automobile factory and based on the on-site equipment and cable installation specifications,etc.,the PV power generation module of the ETAP sofware is adopted to establish an arithmetic example model,set the operating conditions and equipment parameters under various irradiances,and conduct the power flow calculation and short-circuit current calculation.Then,in line with the calculation results,themedium-voltageintegrated protection fixed value is set and the TCC curve is drawn to verify the coordination between the upper level and lower level of the integrated protection fixed value.Finally,the protection action time and protection action sequence are verified,so as to provide the power sector with a reference basis for the design of connection to the power system.

关 键 词：光伏发电系统 ETAP软件 仿真分析 潮流计算 短路电流计算 保护定值 上下级的匹配性 动作序列 

分 类 号：TM743[电气工程—电力系统及自动化]