So, how to proceed with the design work of the substation grounding system in permafrost region is a key step in the whole design work.
因此，如何在多年冻土地区进行变电站接地系统的设计，是设计中一项很关键的工作。
In the design of substation grounding system, designers should take into account the aspects of security, scientific, practical, to ensure safe and smooth for the commencement of the construction.
设计人员在设计变电站接地系统时，需将安全、科学、可行等方面考虑在内，确保施工能够安全顺利的展开。
The design, construction and operating condition of grounding equipment affect not only safety operation of power system but also electromagnetic interference of substation.
接地装置的设计施工及运行情况的好坏不仅影响电力系统安全运行，也是影响变电站电磁干扰的重要方面。
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