Monitoring and correction of the stress in an anchor bolt based on Pulse Pre‐Pumped Brillouin Optical Time Domain Analysis

Abstract Bolt is an important connection in underground construction and monitoring its stress characteristics is essential to evaluate the effectiveness of bolt. The strain information collected along a rock bolt reveals the long‐term movement characteristics of rock mass, which greatly helps towar...

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Bibliographic Details
Main Authors: Qi Liu, Jing Chai, Shaojie Chen, Dingding Zhang, Qiang Yuan, Shuai Wang
Format: Article
Language:English
Published: Wiley 2020-06-01
Series:Energy Science & Engineering
Subjects:
Online Access:https://doi.org/10.1002/ese3.644