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地球物理矢量场磁测技术的研究进展
  • ISSN号:0023-074X
  • 期刊名称:《科学通报》
  • 时间:0
  • 分类:P631[天文地球—地质矿产勘探;天文地球—地质学]
  • 作者机构:吉林大学仪器科学与电气工程学院地球信息探测仪器教育部重点实验室,长春130021
  • 相关基金:国家自然科学基金(41474091);吉林省科技发展计划(20160520109JH,20170101065JC)资助
中文摘要:

矢量磁测技术是工程和环境地球物理勘探中最有效的方法之一,与传统总场强度或总场梯度测量相比,可同时获取地磁场模量大小和方向信息,有效减少反演中的多解性,有助于对磁性体的定量解释,获得更多更准确的反映场源的信息,提高目标体的探测分辨率和定位精度.本文根据不同应用环境,介绍了地面矢量磁测、井中矢量磁测、海洋矢量磁测、航空矢量磁测及卫星矢量磁测等技术的应用情况和技术特点,综述了各矢量磁测仪器装备的国内外研究现状.最后,分析了矢量磁测技术的发展趋势,即由单一的总场或总场梯度测量,转向为多信息的矢量场测量或多参量测量;从低效率、探测深度浅的地面磁测转向高效率航空、大深度井中或深海目标体的快速定位与探测,并逐步发展为地面、井中、海洋、航空、卫星联合磁测和解释.通过各磁测技术和方法的优势互补,提高地球物理磁场测量精度和反演分辨率.

英文摘要:

Vector magnetic survey technique is one of the most effective methods for engineering and environmental geophysical exploration. Compared with the traditional geophysical magnetic survey methods, i.e., measurement of the total magnetic field intensity or its gradient, vector magnetic survey can simultaneously obtain the modulus and direction information of the earth magnetic field, which can effectively reduce the multiplicity on data inversion, contribute to the quantitative interpretation of the magnetic body and obtain more precise information and characteristics of magnetic field resource, so as to improve the detection resolution and positioning accuracy of the underground target body. In this paper, based on different application fields, we summarize the application situation, the technical feature and the instrument development of ground vector magnetic survey technique, wells vector magnetic survey technique, marine vector magnetic survey technique, airborne vector magnetic survey technique and satellites vector magnetic survey technique, respectively. As the basic method of the vector magnetic survey technique, ground vector magnetic survey development is the earliest and the technique is the most mature. The accuracy of the instrument system for ground vector magnetic survey is high and the working performance is reliable. But there are also some problems, e.g., the detection depth is shallow and working efficiency is low. Wells vector magnetic survey is one useful tool for the earth's deep mineral resources exploration. It can finish the detection work that the ground vector magnetic measurement can't do. But due to the limit of the bore diameter and the high temperature in well, the detection accuracy of the instrument system is lower than the ground magnetic instrument. Marine vector magnetic survey has the irreplaceable effect in the application of military or other ocean engineering. Its working mode changes from the method of ship drag-and-drop to small unmanned underwater vehicle, which can m

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期刊信息
  • 《科学通报》
  • 北大核心期刊(2011版)
  • 主管单位:中国科学院
  • 主办单位:中国科学院
  • 主编:周光召
  • 地址:北京东黄城根北街16号
  • 邮编:100717
  • 邮箱:csb@scichina.org
  • 电话:010-64036120 64012686
  • 国际标准刊号:ISSN:0023-074X
  • 国内统一刊号:ISSN:11-1784/N
  • 邮发代号:80-213
  • 获奖情况:
  • 首届国家期刊奖,中国期刊方阵“双高”期刊,第三届中国出版政府奖
  • 国内外数据库收录:
  • 美国化学文摘(网络版),美国数学评论(网络版),美国工程索引,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:81792