垂线系统在拉西瓦水电站拱坝变形监测中的应用  

Application of Plumb- line System in Deformation Monitoring of Arch Dam,Laxiwa Hydropower Project

作　　者：倪志鹏[1] 

机构地区：[1]中国水电顾问集团西北勘测设计研究院有限公司,西安710043

出　　处：《西北水电》2014年第4期92-95,共4页Northwest Hydropower

摘　　要：以拉西瓦水电站拱坝垂线监测系统设计、施工、监测成果为依托,从垂线监测系统包含的各类监测仪器入手,介绍各主要垂线监测坐标仪的设备性能、技术指标及测量原理等,并详细阐述垂线系统的率定、安装方法。以拉西瓦水电站拱坝垂线系统目前的施工形象及垂线坐标仪安装方位角作为基础,提出垂线测点及整套垂线的计算方法,并针对拉西瓦水电站拱坝垂线监测计算成果分析,得到拉西瓦水电站拱坝平面变形成果,为同类工程垂线布置、计算提供了一种垂线监测方法。In accordance with design, construction and monitoring results of the plumb-line monitoring system of the arch dam, Laxiwa Hydropower Project, and by analysis of the monitoring instruments in this monitoring system, performance, technical indexes and meas-uring principles of the main plumb-line monitoring coordinatograph are introduced as well as calibration and installation methods of the plumb-line system are described .Based on construction image of the plumb-line system and installation azimuth of plumb-line coordi-natograph of the arch dam, Laxiwa Hydropower Project, computation methods for the plumb-line measuring points and the whole-set of plumb lines are provided.Meanwhile, the computation results by the plumb-line monitoring of the arch dam, Laxiwa Hydropower Pro-ject, are analyzed, capturing the plane deformation results of the arch dam, which provides the plumb-line arrangement and computa-tion of the similar projects with one plumb-line monitoring method.

关 键 词：垂线系统 拱坝变形 监测 资料整编分析 

分 类 号：TV698.1[水利工程—水利水电工程]