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Research on setting up the GPS plane construction network of Jinping Tunnel

Wang Yingyong, He Huisheng and Liu Guangchao, et al.   

  • Published:2002-10-28

锦屏辅助洞工程 GPS 平面施工控制网的布设探讨

王瀛勇1，何惠生1，刘光朝1，刘润祥1，张正禄2，张松林2，张军2   

  1. 1.华东勘测设计研究院测绘研究分院，杭州 310030；2.武汉大学测绘学院，武汉 430079

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Abstract: Based on the practice of the GPS plane construction network of Jinping Tunnel, the characteristics of GPS network has keen discussed. The ways of net simulation and adjustment are presented. Finally the project transformation and coordinate transformation are discussed as well.?

摘要： 本文结合锦屏辅助洞 GPS 平面施工控制网布设实际，论述了 GPS 网的布设特点，提出了 GPS 网的模拟和平差计算方法，讨论了施工坐标系的建立及投影变换和坐标变换等问题。

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