三维激光扫描测量天幕钢结构精度分析  

The Precison of Surveying Steel by Three-dimensional Laser Scanner

作　　者：范占永[1,2] 袁铭[3] 严勇[3] 叶宝[1,2] 葛坤龙[2] 

机构地区：[1]同济大学土木工程学院,上海200092 [2]苏州工业园区测绘有限责任公司,江苏苏州215021 [3]苏州科技学院,江苏苏州215011

出　　处：《现代测绘》2009年第2期7-9,共3页Modern Surveying and Mapping

摘　　要：本文通过使用三维激光扫描仪对天幕钢结构的立柱、横梁与行架进行扫描测量,建立点云模型,获取钢柱中心坐标,并与全站仪测量的结果进行比较,以确定三维激光扫描在工程上能够达到的测量精度,为三维激光扫描仪在钢结构工程竣工验收上的运用做准备。According to scan and measure the roof of the steel columns,beams and two line by three-dimensional laser scanner measurement,this paper established the point cloud model,get the center coordinates of steel,and compared with the results of total station.Then,this issue defined measurement accuracy of three-dimensional laser scanner measurement in engineering applications,preparing for final acceptance of the steel structure project by Three-dimensional laser scanner measurement.

关 键 词：三维激光扫描仪 点云模型 坐标转换 钢柱中心坐标 

分 类 号：TU198.2[建筑科学—建筑理论]