基于VI高层建筑激光准直实时形变监测系统实现

Realization In High Building’s Laser Collimation On-line Deformation Monitoring and Measuring System Based on VIs

针对高层建筑功能结构特点,构建了基于虚拟仪器技术(VI)的高层建筑激光准直形变测量监测系统,系统利用Lab-VIEW6.1+IMAQVision2.1和NI-IMAQV2.5.5虚拟仪器技术软件开发平台,系统主要构成包括:准直激光发射器、固定靶板、面阵CCD图像传感器、图像采集卡、计算机及控制处理软件等部分。实际应用表明,使用基于VI技术的数据采集与处理系统满足了测量对采集校正系统的要求,取得较好效果。

According to the characters of high building construction, The ways of High Building＇s Deformation Monitoring and Measurement System constructed with virtual instrument（VI） technologies are provided. Array CCD sensor ,NI PCI-1408 imaging access board ,LabVIEW6.1 ＋IMAQVision2.1 ＋NI-IMAQ V2.5.5 software platform are also developed on the measurement.The system is composed of laser source ,linear solid target ,CCD, imaging data board ,computer and its software unit for signal processing. Practical measurement indicated that through the use of VI technique ,the automation level and accuracy as well as the efficiency has been improved.