石墨基柔性接地材料在光伏电站中的设计与应用  

Design and Application of Graphite-based Flexible Grounding Materials in Photovoltaic Power Stations

作　　者：杜炳海 杜华林 刘雷 冯斌 唐俊 刘洋 Du Binghai;Du Hualin;Liu Lei;Feng Bin;Tang Jun;Liu Yang(Southwest Electric Power Design Institute Co.,Ltd.,Chengdu 610021,China;Yunnan Branch of Huaneng New Energy Co.,Ltd.,Kunming 650220,China)

机构地区：[1]西南电力设计院有限公司,成都610021 [2]华能新能源股份有限公司云南分公司,昆明650220

出　　处：《机电工程技术》2024年第10期221-224,共4页Mechanical & Electrical Engineering Technology

摘　　要：对石墨基柔性接地材料在光伏电站接地系统中的设计与应用进行了相关研究,并对光伏电站接地系统应用传统接地材料的局限性进行了探讨。分析了石墨基柔性接地材料的特点,根据其特点对石墨基柔性接地材料的应用范围进行了总结。以50 MW光伏电站接地系统为例,对其使用传统接地材料和石墨基柔性材料在经济性和用料量等方面进行了对比分析,结果表明石墨基柔性接地材料优于传统接地材料。提出一种石墨基柔性接地材料在光伏电站接地系统中应用的方案,并通过CDEGS软件对该设计方案进行了验证,仿真结果表明了设计方案的可行性。根据研究结果得出了石墨基柔性接地材料相较于传统材料在可靠性和经济性上都具有更好的优势,能应用于光伏电站接地系统。The design and application of graphite-based flexible grounding materials in photovoltaic power plant grounding system are studied.The limitations of traditional grounding materials used in photovoltaic power plant grounding system is discussed.The characteristics of graphite-based flexible grounding materials are analyzed,and the application range of graphite-based flexible grounding materials is summarized according to their characteristics.In addition,the grounding system of 50 MW photovoltaic power station is taking as an example to compare and analyze the economy and material consumption of the traditional grounding materials and the graphite-based flexible materials,and the analysis results show that the graphite-based flexible grounding materials are better than the traditional grounding materials.A scheme is presented for the application of graphite based flexible grounding material in the grounding system of photovoltaic power station,and the design scheme by CDEGS software is verified.The simulation results show that the design scheme is feasible.According to the research results,the graphite based flexible grounding material has better advantages in reliability and economy than the traditional material,and it can be applied to the photovoltaic power plant grounding system.

关 键 词：石墨基柔性接地材料 传统接地材料 CDEGS 方案 光伏电站 

分 类 号：TM615[电气工程—电力系统及自动化]