野外条件下装备接地电阻分析及降低方法  

Resistance Analysis and Reducing Method of Equipment Ground in Field Conditions

作　　者：黄强[1] HUANG Qiang(63889 Troops of PLA,Jiaozuo 454750,China)

机构地区：[1]中国人民解放军63889部队,河南焦作454750

出　　处：《现代信息科技》2023年第5期64-67,共4页Modern Information Technology

摘　　要：文章在对装备接地装置特性分析的基础上,采用定性分析方法,总结了影响接地电阻的关键因素。通过定量计算,分析了接地电阻与接地棒物理特性、不同形状接地体之间的线性与对数关系。建立接地电阻分析模型并结合装备实际,从降低土壤电阻率、温度、湿度、优化接地体形状四个方面给出具体方法。最后,使用实体装备进行了降阻实验,验证了方法的可行性,为野外条件下装备接地电阻改善提供了有益参考。Based on the analysis of equipment grounding device characteristics,this paper adopts the method of quantitative analysis,concludes the key factors that impact the ground resistance.Through quantitative calculation,it analyzes the physical characteristics of ground resistance and ground rod,linearity and logarithm relation of ground rods with different shapes.It builds ground resistance analysis model and combines the practice of equipment,gives specific methods from four aspects of reducing the soil resistivity,temperature,humidity and optimizing ground rod shape.At last,it uses physical equipment to perform resistance reduction experiments,proves the feasibility of this method,and provides beneficial reference in improving the equipment ground resistance in field conditions.

关 键 词：装备 野外 接地电阻 土壤电阻率 

分 类 号：TM05[电气工程—电工理论与新技术]