This article discusses some issues unsolved about lightning protection grounding device of PHC piles and provides some correction Suggestions based on the construction experience.

本文对PHC桩基础防雷接地装置施工中存在的若干问题及其改进方法进行探讨，并结合工程实际经验提出了建议意见。

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Directing towards lightning protection, issues for grounding device design and installation that should be noticed are discussed.

本文主要分析了电气系统的接地方法，接地装置的检查和维护，安全接地以及有关的注意事项等。

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Grounding device in the substation is to ensure that the work of the grounding, lightning protection grounding, grounding the protection of the essential measures.

接地装置是变电站中确保工作接地、防雷接地、保护接地的的必备措施。

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