山西定襄地震台发电干扰地磁观测数据的原因及排除方法  

The Cause of Geomagnetic Observational Data Interfered by Electric Power Generator and the Elimination Method in Dingxiang Seismological Station,Shanxi

作　　者：刘金柱[1,2] 刘俊芳[1,2] 高午原[1,2] 郭宇[1,2] 高文玉[1,2] 

机构地区：[1]山西省地震局定襄地震台,山西定襄035403 [2]太原大陆裂谷动力学国家野外科学观测研究站,山西太原030025

出　　处：《山西地震》2014年第3期27-29,46,共4页Earthquake Research in Shanxi

基　　金：山西省地震局科研项目(SBK-1331)

摘　　要：在定襄地震台地磁观测中,地磁仪易受到发电机的供电干扰,文章通过对观测数据的分析,进一步找出干扰的原因,并提出排除方法。同时,对影响地磁观测的其他因素进行分析,以提高地磁观测资料的精度,保证仪器运行的稳定性。In the geomagnetic observation of Dingxiang Seismological Station ,magnetometer is apt to be interfered by electric power generator .By analyzing the observed data ,the cause of the interference is looked for and the elimination method is proposed .Moreo-ver ,we analyze the other factors which interfere the geomagnetic observation and try to improve the observation accuracy and guar-antee the stable operation of the instruments .

关 键 词：地磁观测 定襄地震台 发电机供电 干扰 

分 类 号：P315.61[天文地球—地震学]