基于高斯投影的工程坐标系与CGCS2000坐标系坐标变换方法研究  

Research on Coordinate Transformation Method Between Engineering Coordinate System and CGCS2000 Based on Gaussian Projection

作　　者：张万栋 徐寅生[1] 常乐[2] 杨恒赞 刘翠芝[4] 魏二虎[5] ZHANG Wandong;XU Yinsheng;CHANG Le;YANG Hengzan;LIU Cuizhi;WEI Erhu(China Water Resources Beifang Investigation,Design and Research Co.,Ltd.,Tianjin 300222,China;School of Civil Engineering,Shenyang Urban Construction University,Shenyang 110167,China;Liaoning Maptech Inc.,Shenyang 110000,China;School of Resources&Civil Engineering,Northeastern University,Shenyang 110819,China;School of Geodesy and Geomatics,Wuhan University,Wuhan 430079,China)

机构地区：[1]中水北方勘测设计研究有限责任公司,天津300222 [2]沈阳城市建设学院土木工程学院,辽宁沈阳110167 [3]辽宁宏图创展测绘勘察有限公司,辽宁沈阳110000 [4]东北大学资源与土木工程学院,辽宁沈阳110819 [5]武汉大学测绘学院,湖北武汉430079

出　　处：《测绘与空间地理信息》2024年第11期16-20,共5页Geomatics & Spatial Information Technology

基　　金：国家重点研发计划(2018YFC1503600);国家自然科学基金(41874036);辽宁省教育厅基本科研项目——基于城市地理信息共享的CGCS2000坐标系转换研究(JYTMS20231545)资助。

摘　　要：分析了工程坐标系和2000国家大地坐标系的差异,并研究在不同椭球参数、投影参数下的高斯投影坐标的影响特性,探讨重合点选取的优化方法,选取某测区工程案例,来验证该方法在实际工程中应用的可行性。文中方法可推广至其他工程进行坐标变换,对工程坐标系向2000国家大地坐标的转换具有借鉴作用。This paper analyzes the difference between the engineering coordinate system and the CGCS2000,studies the influence characteristics of different ellipsoid parameters and projection parameters on Gaussian projection coordinates,explores optimization methods for selecting coincidence points,and selects engineering cases in the survey area to verify the feasibility of this method in practical engineering applications.The method in this paper can be used for reference in coordinate transformation between the engineering coordinate system and the CGCS2000 for other projects.

关 键 词：工程坐标系 2000国家大地坐标系 投影参数 坐标转换 高斯投影 

分 类 号：P228[天文地球—大地测量学与测量工程]