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Analysis of Errors in Shield Automatic Guide System
Author(s): 
Pages: 44-47
Year: Issue:  1
Journal: CHINA MUNICIPAL ENGINEERING

Keyword:  盾构自动导向系统误差分析;
Abstract: 盾构机隧道施工的自动导向系统,采用全站仪和激光标靶相结合的自动测量技术.为了确保导向系统测量精度达到施工测量的精度要求,必须对自动导向系统的测量误差进行分析.通过盾构切口中心坐标的求取、系统各元器件的测量误差的介绍,对激光标靶安装位置的确定进行了讨论,并进一步对测量误差作了数学分析,得到该导向系统的测量精度在10 mm以内,可满足工程要求.
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