临淮岗洪水控制工程监测网数据质量分析  

Data Duality Analysis of the the GPS Deformatoin Monitor NetWork for the LinHuaiGang Flood Control Project

作　　者：路海涛[1] 陈靓[2] 

机构地区：[1]安徽省淮河河道管理局,安徽蚌埠233000 [2]安徽省地理信息中心,安徽合肥230031

出　　处：《安徽理工大学学报（自然科学版）》2010年第2期1-4,共4页Journal of Anhui University of Science and Technology:Natural Science

摘　　要：以临淮岗洪水控制工程GPS变形监测网实测数据为例,阐述全球定位系统(GPS)应用于水利工程变形监测的特点。采用多种平差方法对GPS变形监测网实测数据进行处理,并对平差计算数据质量进行了分析。结果表明,GPS观测的精度可以满足水利工程变形监测的精度要求,多项式拟合法适合于GPS变形监测网的数据处理。Taking the ground deformation data of Linhuaigang flood control project measured by GPS monitoring system as an example,the characteristics of global positioning system applied in deformation monitoring of water conservancy was expatiated.Deformation data measured by GPS monitoring system was processed by several variety adjustment methods,and variety adjustment reliability was analyzed.The results showed that the accuracy of observation by GPS satisfies necessary precision of water conservancy deformation monitoring.Polynomial fitting is adapt to GPS deformation monitoring system.

关 键 词：GPS 变形监测网 无约束平差 多项式拟合 变形分析 

分 类 号：P228.4[天文地球—大地测量学与测量工程]