GPS在天津市地面沉降监测中的应用  

Research on Tianjin Land Subsidence with GPS

作　　者：罗建忠 刘金柱 孔友谊 王江涛 刘德来 

机构地区：[1]天津市地质环境监测总站,天津300191 [2]天津市水利勘测设计研究院,天津300384

出　　处：《海洋测绘》2017年第3期60-62,共3页Hydrographic Surveying and Charting

摘　　要：结合天津市GPS基准站和一级GPS监测点数据,进行区域地表形变监测数据处理与分析,重点介绍了GPS变形监测技术中高精度数据处理时的参数设置及成果精度评定准则,并通过同期监测的水准数据和GPS数据进行对比分析,验证了GPS监测技术应用于地面沉降监测的可行性。Combiningwith the data of Tianjin GPS reference station and the primary GPS monitoring,this paper briefly introduces the data processing and data analysisof GPS deformation monitoring,mainly introducesthe parametersand the criteria of accuracy evaluationin the high-precision GPS deformation monitoring technology.Finally,by comparing the leveling data and GPS data of the same period monitoring,proves the feasibility of GPS monitoring technology applied to ground subsidence monitoring.

关 键 词：GPS监测 地面沉降 基线解算 平差处理 精度评定 

分 类 号：P228.49[天文地球—大地测量学与测量工程]