“萤火一号”火星探测计划进展和Mars-SST火星卫星重力测量计划研究Progress in “Yinghuo-1” martian exploration program and research on Mars-SST satellite gravity measurement mission
郑伟,许厚泽,钟敏,员美娟
摘要(Abstract):
本文回顾了国际火星探测计划的历史进程和科学意义,介绍了中国"萤火一号"火星探测计划的基本参数、发射过程、科学目标、核心载荷和关键技术,并且提出了中国将来Mars-SST火星卫星重力测量计划的实施建议:①基于探测精度较高、技术需求较少、测定速度较快、定轨要求较低、可借鉴GRACE的成功经验等优点,采用SST-LL-Doppler-VLBI系统观测模式;②先期开展高精度激光干涉星间测距仪、非保守力补偿系统等关键载荷和地面Doppler-VLBI系统的研制;③卫星轨道高度和星间距离分别设计为50~100 km和100±50 km;④先期开展仿真模拟研究。
关键词(KeyWords): Mars-SST卫星;火星重力场;SST-LL-Doppler-VLBI观测系统;萤火一号
基金项目(Foundation): 中科院知识创新工程重要方向青年人才项目(KZCX2-EW-QN114);中科院计算地球动力学重点实验室开放基金(2011-04);中科院动力大地测量学重点实验室开放基金(L09-14);中科院测量与地球物理研究所知识创新工程领域前沿项目;; 国家自然科学基金青年项目(41004006)和重点项目(41131067);; 国家留学人员科技活动项目择优资助基金(2011);; 湖北省自然科学基金(2010CDB05301);; 中国测绘科学研究院地理空间信息工程国家测绘局重点实验室开放基金(201031);; 西南石油大学油气藏地质及开发工程国家重点实验室开放基金(PLN1113);; 湖北省耐火材料与高温陶瓷重点实验室-省部共建国家重点实验室培育基地开放基金(G201009)
作者(Author): 郑伟,许厚泽,钟敏,员美娟
DOI: 10.16251/j.cnki.1009-2307.2012.02.035
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