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电网技术  2010 

异质土壤对地网接地电阻的影响

, PP. 166-169

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Abstract:

分别讨论了异质土壤电阻率、截面积以及深度对地网接地电阻的影响。通过仿真研究得出异质土壤电阻率越大,其对地网接地电阻的影响越小;异质土壤横截面积小于地网面积的10%时,其对地网接地电阻的影响可忽略,否则,需考虑其影响;在一定的深度范围内,异质土壤越深,其对地网接地电阻的影响越大。

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