蔡来良,刘云备,王珊珊,杨望山,孟万利

• 1:河南理工大学测绘与国土信息工程学院

摘要(Abstract)：

针对无标志点状态下高压线塔变形监测问题,提出了基于点云的变形监测方法,该方法根据高压线塔的结构特点选取不同高度处对称分布的主斜材部分点云,通过平面分割、点云投影、边界提取、直线分割和直线拟合等过程获取交叉点坐标。采集山西柳林某高压线塔四期点云数据进行实验,利用本文方法求得高压线塔特征点坐标并与手动提取结果进行对比,证明提取方法具有一定的精度,得出高压线塔存在变形且主要因素是由不均匀下沉导致。

关键词(KeyWords)： 高压线塔;三维激光扫描;点云数据;特征点

Abstract:

Keywords:

基金项目(Foundation): 河南省科技攻关项目(162102210226);; 河南省高等学校重点科研项目计划项目(15A420005);; 河南理工大学博士基金项目(B2012-004)

作者(Author): 蔡来良,刘云备,王珊珊,杨望山,孟万利

DOI: 10.16251/j.cnki.1009-2307.2018.05.024

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