基于倾斜摄影的多回输电线路实景三维模型构建系统设计

Design of a real scene 3D model construction system for multi circuit transmission lines based on oblique photography

为了使改进多回输电线路三维模型更加符合实际情况,该文将倾斜摄影技术引入多回输电线路实景三维模型构建系统中,提升数据获取的精准性。硬件方面,微处理器作为指令核心处理结构,负责读取并解析指令;设计多回输电线路数据采集模块和EP3SE110F1152C4数据存储器,并利用数据存储器对系统运行过程中的多项数据进行存储;软件方面,借助倾斜摄影技术,获取多回输电线路数据,并计算其对应的比例尺和航高,再对获取的数据进行优化,消除数据中的误差,并对其进行配准处理和特征匹配以及纹理映射和归一化处理,由此完成对多回输电线路实景三维模型的构建。经过实验验证,和以往的多回输电线路实景三维模型构建系统相比,设计的基于倾斜摄影的多回输电线路实景三维模型构建系统在实际应用中模型构建完整度为95.6%,构建效果更好。

In order to make the improved 3D model of multi circuit transmission lines more in line with the actual situation,this article introduces oblique photography technology into the multi circuit transmission line real scene 3D model construction system to improve the accuracy of data acquisition.In terms of hardware,the microprocessor serves as the instruction core processing structure,responsible for reading and parsing instructions;Design a multi circuit transmission line data acquisition module and EP3SE110F1152C4 data storage,and use the data storage to store multiple data during system operation;In terms of software,with the help of oblique photography technology,data from multiple transmission lines are obtained,and their corresponding scales and altitudes are calculated.The obtained data is then optimized to eliminate errors,and registration processing,feature matching,texture mapping,and normalization processing are carried out to complete the construction of a real scene 3D model of multiple transmission lines.After experimental verification,compared with previous multi circuit transmission line real scene 3D model construction systems,the designed multi circuit transmission line real scene 3D model construction system based on oblique photography has a model construction completeness of 95.6%in practical applications,and the construction effect is better.