| 地电观测干扰类型浅析 |
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| 引用本文： | 唐宇雄.地电观测干扰类型浅析[J].四川地震,2000(3):32-38. |
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| 作者姓名： | 唐宇雄 |
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| 作者单位： | 四川省地震局,监测预报研究所,四川,成都,610041 |
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| 摘 要： | 工业游散电流、金属接地体、地下埋设的金属管道是地电观测的主要干扰源。分析了大型变电站的巨大金属接地体及其产生的游散电流、浅层埋设的金属管道对地电观测造成的影响、数据变化与干扰的关系，计算了游散电流，并给出了避开干扰的距离公式及计算结果。
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| 关 键 词： | 视电阻率观测 电磁干扰 地电观测 地震观测 |
| 修稿时间： | 1999-10-19 |
Discussing about the interface types for terrestrial electricity observation |
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| TANG Yu-xiong.Discussing about the interface types for terrestrial electricity observation[J].Earthquake Research in Sichuan,2000(3):32-38. |
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| Authors: | TANG Yu-xiong |
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| Abstract: | Industrious free electric current, mental pipes under ground and other mental objects are main interface sources. Free electric current, distance from which the interface can be reduced to the minimum and interfacing relationship between recording and source are discussed. |
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| Keywords: | apparent resistivity electromagnetic interference industrious free current |
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