| 异频法测试大型地网接地电阻技术的研究 |
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| 引用本文： | 惠良,孙金华,陈晓东.异频法测试大型地网接地电阻技术的研究[J].山西建筑,2011,37(22):139-140. |
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| 作者姓名： | 惠良 孙金华 陈晓东 |
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| 作者单位： | 张家港市气象局,江苏,张家港,215600 |
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| 摘 要： | 针对用工频大电流法和三极法测量大型地网接地电阻时抗干扰能力不足,介绍了异频法测量接地电阻的原理、测试频率的选择方法及测试仪器的参数,结合测试实例,验证了异频法的有效性,并分析了测试频率和测试引线布线方式对测试结果的影响,以期解决地网干扰电流等问题。
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| 关 键 词： | 异频法 大型接地网 接地电阻 三极法 |
Research on testing large-scale grounding resistance of ground grid technique with different-frequency method |
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| HUI Liang,SUN Jin-hua,CHEN Xiao-dong.Research on testing large-scale grounding resistance of ground grid technique with different-frequency method[J].Shanxi Architecture,2011,37(22):139-140. |
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| Authors: | HUI Liang SUN Jin-hua CHEN Xiao-dong |
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| Affiliation: | HUI Liang SUN Jin-hua CHEN Xiao-dong |
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| Abstract: | Aiming at the insufficient anti-interference ability of the power frequency large-current method and the three-pole method to test the large-scale grounding resistance of ground grid,the paper introduces the principle for the different-frequency method to test the ground resistance,the selective methods for testing frequency,and the parameter of the testing apparatus,proves the effectiveness of the different-frequency method by combining with the test examples,and analyzes the influence of the test frequenc... |
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| Keywords: | the different-frequency method large-scale grounding grid grounding resistance three-pole method |
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