岩溶地基风机机组多层环状接地装置施工技术  

Construction Technology of Multi-layer Circular Grounding Device for Fan Units in Karst Foundation

作　　者：范文奇 李欢 FAN Wen-qi;LI Huan(POWERCHINA SINOHYDRO ENGINEERING BUREAU 14 CO.,LTD.,Kunming 650041,China)

机构地区：[1]中国水利水电第十四工程局有限公司,云南昆明650041

出　　处：《云南水力发电》2023年第10期44-48,共5页Yunnan Water Power

摘　　要：风机接地功能完整性直接决定着风电场电气设备及风电机组运行的安全性及可靠性。结合某风电场岩溶地基,根据施工环境特点、土壤电阻率、施工降阻要求、运行安全要求、施工成本要求,通过研究、方案比选、探索研制岩溶地基风机机组多层环状接地装置,借助数据建模及仿真模拟,形成了适用于岩溶地基风机机组接地降阻装置经实施,保证了施工质量、安全、进度。The integrity of the grounding function of the wind turbine directly determines the safety and reliability of the electrical equipment and wind turbine operation in the wind farm.Based on the characteristics of the construction environment,soil resistivity,construction resistance reduction requirements,operational safety requirements,and construction cost requirements of a certain wind farm karst foundation,a multi-layer circular grounding device for wind turbine units on karst foundation is developed through research,scheme comparison,and exploration.With the help of data modeling and simulation,a grounding resistance reduction device suitable for wind turbine units in karst foundations has been developed and implemented,ensuring construction quality,safety,and progress.

关 键 词：岩溶地基 风机机组 多层环状接地 

分 类 号：TM614[电气工程—电力系统及自动化]