滇中引水工程石鼓水源工程控制网复测技术  

Re-survey Technology of Control Network for Shigu Water Source Project of Yunnan Water Diversion Project

作　　者：徐志新 张彦春 XU Zhi-xin;ZHANG Yan-chun(POWERCHINA SINOHYDRO ENGINEERING BUREAU 14 CO.,LTD.,Kunming 650041,China)

机构地区：[1]中国水利水电第十四工程局有限公司,云南昆明650041

出　　处：《云南水力发电》2021年第8期27-30,共4页Yunnan Water Power

摘　　要：滇中引水工程是云南省可持续发展的战略性基础工程,工程建成投入运行后可以从根本上解决滇中区的水资源短缺问题,具有显著的经济、社会和生态效益。首级控制网为建设单位建立的全线一等网的基础上加密的二等控制网。控制网全部采用混凝土标墩且稳定可靠。复测时外业采用国产中海达GNSS仪器,并且利用了高精度徕卡全站仪TS60进行了检核。控制网精度均达到二等要求,国产仪器完全可以在大型工程测量上使用。Yunnan Water Diversion Project is a strategic basic project for sustainable development of Yunnan Province.After the project is completed and put into operation,it can fundamentally solve water shortage problem in the middle of Yunnan Province,with remarkable economic,social and ecological benefits.The primary control network is a denser secondary control network based on first network of the whole line established by construction company.Control network is all made of concrete piers and is stable and reliable.Domestic Haida GNSS instrument was used in the field during the retest,and high-precision Leica Total Station TS60 was used for checking.The accuracy of control network meets the second-class requirements.Domestic instruments can be used in large-scale engineering measurement.

关 键 词：滇中引水工程 控制网复测 国产仪器 大型水利工程 

分 类 号：P258[天文地球—测绘科学与技术]