南沙岛礁地磁台勘选与建设  

The survey,selection,and construction of Nansha Islands Geomagnetic Station

作　　者：陈坤 陈三江 王浩展 蔡伟 汤民强 冯晓[4] CHEN Kun;CHEN Sanjiang;WANG Haozhan;CAI Wei;TANG Minqiang;FENG Xiao(Sansha Marine Center,Ministry of Natural Resources,Haikou 571126,China;Key Laboratory of Marine Environmental Survey Technology and Application,Ministry of Natural Resources,Guangzhou 510301,China;South China Sea Survey Center,Ministry of Natural Resources,Guangzhou 510300,China;Institute of Geology and Geophysics,Chinese Academy of Sciences,Beijing 100029,China)

机构地区：[1]自然资源部三沙海洋中心,海口571126 [2]自然资源部海洋环境探测技术与应用实验室,广州510301 [3]自然资源部南海调查中心,广州510300 [4]中国科学院地质与地球物理研究所,北京100029

出　　处：《地震地磁观测与研究》2025年第1期92-101,共10页Seismological and Geomagnetic Observation and Research

基　　金：自然资源部海洋环境探测技术与应用重点实验室自主设立研究课题(项目编号:MESTA-2021-D010)。

摘　　要：文章介绍了我国南沙岛礁地磁台的现状和需求,建站的意义、自然本底、现有条件保障;场址勘选、建设方案、材料选择与检测、磁场梯度监控、验收检查、建站的困难及相关经验总结。通过竣工磁场梯度检测,满足专项工程技术规程海岛礁数字地磁台站建设规范的技术要求,说明方法切实有效,可为其他海岛礁地磁台站的新建、改造提供参考。This study introduced the current situation and requirements of the Nansha Islands and Reefs Geomagnetic Observatory in China,including the significance of station construction,the natural background,existing conditions guarantee,site survey and selection,the construction plan,the choice and testing of materials,inspection and acceptance,and summary of difficulties in station construction and relevant experience.By completing the magnetic field gradient detection,it meets the technical requirements of the special engineering technical regulations for the construction of digital geomagnetic stations on islands,demonstrating the effectiveness of the method and providing a reference for the construction and renovation of other island and reef geomagnetic stations.

关 键 词：南沙岛礁 场地勘选 建设方案 材料选择与检测 磁场梯度监控 

分 类 号：P631.2[天文地球—地质矿产勘探]