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本文介绍了真空激光准直系统的基本原理以及在葛洲坝中的应用情况,并对其近六年的实测资料进行分析,说明该系统在葛洲坝变形监测中取得了较好的效果,得出将真空激光准直系统应用于大坝变形监测,能够实现水平位移和垂直位移的同步自动监测,且精度高、故障率低、方便维护,具有推广价值。
This paper introduces the basic principle of vacuum laser alignment system and its application in Gezhouba Dam and analyzes the measured data in the past six years. It shows that the system has achieved good results in deformation monitoring of Gezhou Dam. The laser collimation system is applied to dam deformation monitoring, which can realize simultaneous and automatic monitoring of horizontal displacement and vertical displacement, and has the advantages of high precision, low failure rate and convenient maintenance, and has the promotion value.