国产绝对重力仪与FG5绝对重力仪比对实验Contrast test of domestic absolute gravimeter with FG5
任敏拴;商永杰;郑文科;康胜军;赵丕;
摘要(Abstract)：
针对国产绝对重力仪样机在高强度连续工作条件下的稳定性、观测精度、系统偏差、野外适应性、使用的便捷性等问题,该文选取西安、平凉、威武、哈密、乌鲁木齐、北京6处距离跨度较大的重力基准点位,对国产绝对重力仪与FG5绝对重力仪进行同址同期的比对观测实验。结果表明:国产绝对重力仪的整体工作性能良好,但是其成果精度低于FG5,且在外界噪声较小的情况下,两者测量成果一致性较好;反之,两者测量成果差异较大。分析认为国产绝对重力仪的隔振系统性能低于FG5,表明国产绝对重力仪抗干扰能力有待进一步优化,从而为绝对重力仪的国产化提供改进依据。
关键词(KeyWords)： 国产绝对重力仪;比对;FG5;一致性;精度
基金项目(Foundation): 国家重大科学仪器设备开发专项资助(2012YQ10022508)
作者(Authors): 任敏拴;商永杰;郑文科;康胜军;赵丕;
DOI: 10.16251/j.cnki.1009-2307.2020.09.001
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