未来地球系统构建中的六边形网格重力场  

The hexagonal grid gravity field in future Earth system construction

作　　者：李新星[1] 范昊鹏 黄炎 王傲明 张展鹏 LI Xinxing;FAN Haopeng;HUANG Yan;WANG Aoming;ZHANG Zhanpeng(Institute of Geographical Spatial Information,Information Engineering University,Zhengzhou 450001,China)

机构地区：[1]信息工程大学地理空间信息学院,河南郑州450001

出　　处：《测绘通报》2023年第3期1-4,共4页Bulletin of Surveying and Mapping

基　　金：国家自然科学基金(41404020;41774018;42174001);军队“双重”建设项目

摘　　要：为提升大地测量学科在服务人类社会活动方面的能力,应集成包括地球重力场在内的,实现模型与观测资料融合的地球系统,以最大限度地提高地球系统仿真和预测的效益,极大地推动地球系统科学的发展和增强领域服务能力。顾及地球六边形网格体系在地球系统中的广泛应用及其在实现地球重力场建模、数据处理、多源数据融合中的自身优势,本文总结了传统地理网格系统下地球重力场求解的局限性及球面六边形网格在重力场求解中的优势和潜力。六边形网格体系下的地球重力场研究,将会对地球重力场求解效率和精度的提升、多地球系统模型之间的统一发挥重要作用。In order to enhance the ability of geodesy to serve human social activities,building an Earth system including the earth􀆳s gravity field and maximizing the benefits of Earth system simulation and prediction will greatly promote the development of Earth system science and enhance the service capabilities of the discipline.The earth hexagonal grid system is widely used in the earth system,and it has advantages in the realization of earth gravity field modeling,data processing,multi⁃source data fusion,etc.This paper summarizes the limitations of traditional geographic grids and the advantages and potential of spherical hexagonal grids in the applications of the earth􀆳s gravity field.The study of the earth􀆳s gravity field under the hexagonal grid system will play an important role in improving the efficiency and accuracy of the earth􀆳s gravity field solution and in the unification of multiple earth system models.

关 键 词：六边形格网系统 地球系统 地球重力场 

分 类 号：P22[天文地球—大地测量学与测量工程]