【摘要】 介绍了接地的目的和种类,针对大型测控设备对接地电阻值的要求,提出了区域面积受限的接地系统设计方案,并对接地电阻进行了详细分析、计算和比较,选出了合理的接地方案进行施工,竣工后对接地系统的接地电阻值进行检测,检测结果满足测控设备接地电阻的要求。更多还原

【Abstract】 The purpose and types of grounding was introduced.Full analysis on the requirement of grounding resistance and the situation of source supply was made for a sort of large integrate measuring and controlling systems limited by narrow installation area.A proper design has been made after detail computation.After the installation finished,a full test proved that the design meet the requirement of grounding resistance.更多还原