| 大地电磁信号测量关键技术研究与实现 |
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| 引用本文： | 陈凯,邓明,黄江杰,成天. 大地电磁信号测量关键技术研究与实现[J]. 现代科学仪器, 2010, 0(2): 7-9 |
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| 作者姓名： | 陈凯 邓明 黄江杰 成天 |
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| 作者单位： | 地下信息探测技术与仪器教育部重点实验室/中国地质大学,北京,100083 |
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| 基金项目： | “十一·五”863计划重大项目课题-天然气水合物的海底电磁探测技术(2006AA09A201); “十一·五”863计划项目课题-坑(井)-地电阻率成像技术及系统研制(2007AA06Z130) |
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| 摘 要： | 大地电磁(Magnetotelluric,MT)方法是探测地下介质电性参数的有效手段之一,MT仪器装备的性能是实现这一方法的关键所在。长期以来MT仪器设备依赖于国外进口,为实现自主创新,通过解决众多关键技术,其中包括低噪声技术、高精度技术、低功耗技术、低时漂技术、大容量存储技术,实现了完全自主知识产权的新型大地电磁采集器。通过与国外同类仪器的野外对比试验表明,仪器指标满足标准MT测量要求。
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| 关 键 词： | 大地电磁 数据采集 低噪声 高精度 低时漂 |
Study and Implementation of Key Technology for Magnetotelluric Signal Measurement |
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| Chen Kai,Deng Ming,Huang Jiangjie,Cheng Tian. Study and Implementation of Key Technology for Magnetotelluric Signal Measurement[J]. Modern Scientific Instruments, 2010, 0(2): 7-9 |
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| Authors: | Chen Kai Deng Ming Huang Jiangjie Cheng Tian |
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| Affiliation: | Chen Kai,Deng Ming,Huang Jiangjie,Cheng Tian (Key Laboratory of Geo-detection/China University of Geosciences,Ministry of Education,Beijing,100083) |
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| Abstract: | Magnetotelluric(MT)method is the effective means to detect underground Conductive Structure,MT instrumentation equipment performance is the key to achieving this approach.For a long time MT equipment is dependent on foreign imports.For the realization of independent innovation,by addressing a number of key technologies,including low-noise technology,high-precision technology,low-power technology,low drift technology,high-capacity storage technology,the new magnetotelluric collector with a fully self-Intelle... |
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| Keywords: | MT Data Acquisition Low-noise High-precision Low drift |
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