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Tunnel Monitoring and Measuring System Using Mobile Laser Scanning: Design and Deployment
2020
Remote Sensing
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In this paper, a design scheme for a tunnel monitoring and measuring system with laser scanning as the main sensor for tunnel environmental disease and deformation analysis is proposed. ...
The system provides functions such as tunnel point cloud collection, section deformation analysis, dislocation analysis, disease extraction, tunnel and track image generation, roaming video generation, ...
In the article, we propose a complete solution for deformation and disease detection of a circular shield tunnel based on mobile laser scanning. ...
doi:10.3390/rs12040730
fatcat:lbvnzoeal5f2vdomshkgqe2jem
Tunnel Deformation Inspection via Global Spatial Axis Extraction from 3D Raw Point Cloud
2020
Sensors
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Subsequently, according to the practical mechanism of tunnel deformation, we design a segmentation approach to partition cross sections into meaningful pieces, based on which various inspection parameters ...
Considering the tunnel as a geometrical sweeping feature, we propose an effective tunnel deformation inspection algorithm by extracting the global spatial axis from the poor-quality raw point cloud. ...
Dawei Li made an important contribution to the algorithm for tunnel axis extraction in our paper. We are particularly grateful to their efforts for the article. ...
doi:10.3390/s20236815
pmid:33260677
pmcid:PMC7730831
fatcat:y65n56lqu5hsjn44l3cfnupcya
LiDAR-Based Structural Health Monitoring: Applications in Civil Infrastructure Systems
2022
Sensors
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In this regard, mobile laser scanning (MLS) and terrestrial laser scanning (TLS), specific to structural health monitoring, were reviewed for a wide range of civil infrastructure systems, including bridges ...
This paper reviews the recent developments for LiDAR-based structural health monitoring, in particular, for detecting cracks, deformation, defects, or changes to structures over time. ...
A method for the automatic extraction of tunnel cross-sections was investigated by [52] based on mobile laser scanning to monitor deformations of a full-scale tunnel. ...
doi:10.3390/s22124610
pmid:35746392
pmcid:PMC9228898
fatcat:d4fuwpfvbzfftnfmm2vwe6hshm
Study of the Integration of the CNU-TS-1 Mobile Tunnel Monitoring System
2018
Sensors
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Based on the depth study of the tunnel monitoring method, the CNU-TS-1 mobile tunnel monitoring system (TS1) is developed and presented. ...
By using odometers to locate the cross-sections and correcting the data based on longitudinal joints of tunnel segment lining, the cost of the system has been significantly reduced, and the interval between ...
Acknowledgments: The authors would like to express their gratitude to the editors and the reviewers for their constructive and helpful comments for substantial improvement of this paper. ...
doi:10.3390/s18020420
pmid:29389856
pmcid:PMC5855078
fatcat:vrxeornwcrfo3ajubp6n55co3q
Review on the Research and Applications of TLS in Ground Surface and Constructions Deformation Monitoring
2022
Sensors
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The deformation monitoring methods and precisions based on TLS for dams, tunnels, and tall constructions are summarized, as well as the various focuses of different monitoring objects. ...
We divide the methods for obtaining ground surface deformation into two categories: the method based on point cloud distance and the method based on displacement field. ...
During data acquisition, laser scanning units can be classified based on the position of the laser sensors; these classifications are aerial, mobile, and terrestrial laser scanning corresponding to air ...
doi:10.3390/s22239179
pmid:36501880
pmcid:PMC9736640
fatcat:4a4gukjjkbbxtlc25fzltjo2eq
TUNNEL POINT CLOUD FILTERING METHOD BASED ON ELLIPTIC CYLINDRICAL MODEL
2016
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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the laser point cloud data include lots of non-tunnel section points (hereinafter referred to as non-points), therefore affecting the accuracy for modeling and deformation monitoring. ...
The method provides a new mode for the periodic monitoring of tunnel sections all-around deformation in subways routine operation and maintenance. ...
following weeks based on laser scanning. ...
doi:10.5194/isprs-archives-xli-b1-735-2016
fatcat:mgbxrvhp2vdy5hqeo52vmebo3q
TUNNEL POINT CLOUD FILTERING METHOD BASED ON ELLIPTIC CYLINDRICAL MODEL
2016
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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the laser point cloud data include lots of non-tunnel section points (hereinafter referred to as non-points), therefore affecting the accuracy for modeling and deformation monitoring. ...
The method provides a new mode for the periodic monitoring of tunnel sections all-around deformation in subways routine operation and maintenance. ...
following weeks based on laser scanning. ...
doi:10.5194/isprsarchives-xli-b1-735-2016
fatcat:j3a5rdunjba5rmlrrgila3j36y
Deformation Detection of Mining Tunnel Based on Automatic Target Recognition
2023
Remote Sensing
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To address these problems, this paper proposes a mining tunnel deformation detection method based on automatic target recognition. ...
Based on target recognition and positioning, the chord length and vault net height of the mining tunnel are calculated using gross error elimination and curve fitting. ...
Presently, deformation detection methods for subway tunnels based on mobile laser scanning technology have been widely studied. ...
doi:10.3390/rs15020307
fatcat:cey3wy4fubfsnotxky6c7r3bdm
Shield Tunnel Convergence Diameter Detection Based on Self-Driven Mobile Laser Scanning
2022
Remote Sensing
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This study proposes a convergence diameter and radial dislocation detection method based on block-level fitting. ...
However, the tunnel section, which is extruded by an external force, has an irregular elliptical shape, and the waist of the tunnel is often blocked by accessories, resulting in data loss. ...
Acknowledgments: The authors sincerely thank the comments from anonymous reviewers and members of the editorial team.
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/rs14030767
fatcat:wuaesbq535f7lnds4nrn6enr7a
PLANAR PROJECTION OF MOBILE LASER SCANNING DATA IN TUNNELS
2012
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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Tests were carried with data acquired with static and mobile Riegl laser scanning systems, by Artescan company, in highway tunnels in Portugal and Spain, with very satisfactory results. ...
Laser scanning is now a common technology in the surveying and monitoring of large engineering infrastructures, such as tunnels, both in motorways and railways. ...
Riegl VMX-250-CS6 mobile laser scanning system in operation in a tunnel survey. ...
doi:10.5194/isprsarchives-xxxix-b3-109-2012
fatcat:vdntt4t66vcg3hx6kc3wjt6hjm
A METHOD FOR EXTRACTING DEFORMATION FEATURES FROM TERRESTRIAL LASER SCANNER 3D POINT CLOUDS DATA IN RGIPT BUILDING
2022
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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In this paper, the "RGIPT", which is one of the educational institutes in Uttar Pradesh, India, was scanned with a terrestrial laser scanner for this study, and 3D sketching, and modelling were done with ...
Laser scanners have become one of the most popular tools for obtaining effective and successful outcomes in architectural documentation projects such as surveys, restitution, and renovation. ...
ACKNOWLEDGEMENT Authors would like to acknowledge the support from Rajiv Gandhi institute of petroleum technology for providing the research support and especially for collected the data and executed the ...
doi:10.5194/isprs-archives-xliii-b2-2022-267-2022
doaj:d14c13f7aae949548307e14a9a99c2dd
fatcat:llnh2ztn5zhddguljth7lgfvyi
Application of GIS Technology and Sensor Technology in Tunnel Deformation Mapping
2017
International Journal of Online Engineering (iJOE)
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We also verified that the test data meets the requirements for tunnel deformation mapping accuracy, which can help to improve the safety and reliability of the tunnel structure.</p> ...
The results show that the horizontal accuracy of tunnel deformation monitoring is about 5mm, and the elevation accuracy is about 15mm, which can meet the actual requirements. ...
Based on the monitoring method of tunnel deformation, Gan (2016) proposes a method to extract the deformation by means of the coordinate migration of the nodes on the central axis, and the central axis ...
doi:10.3991/ijoe.v13i05.7059
fatcat:24p6nd4yxjgwnjb44qfl44a2s4
AUTONOMOUS ROBOTIC INSPECTION IN TUNNELS
2016
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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The robotic platform consists of an autonomous mobile vehicle; a crane arm, guided by the computer vision-based crack detector, carrying ultrasound sensors, the stereo cameras and the laser scanner. ...
Finally, a laser profiling of the tunnel's lining, for a narrow region close to detected crack is performed; allowing for the deduction of potential deformations. ...
Ioannis Damigos from ICCS NTUA team for his dedicated work on the efficient system software implementation. ...
doi:10.5194/isprs-annals-iii-5-167-2016
fatcat:c5cbtpvetvc67nrezq5ym2d5qq
AUTONOMOUS ROBOTIC INSPECTION IN TUNNELS
2016
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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The robotic platform consists of an autonomous mobile vehicle; a crane arm, guided by the computer vision-based crack detector, carrying ultrasound sensors, the stereo cameras and the laser scanner. ...
Finally, a laser profiling of the tunnel's lining, for a narrow region close to detected crack is performed; allowing for the deduction of potential deformations. ...
Ioannis Damigos from ICCS NTUA team for his dedicated work on the efficient system software implementation. ...
doi:10.5194/isprsannals-iii-5-167-2016
fatcat:cii7i6acirfzpifq667vxmah24
Special Issue on "Terrestrial Laser Scanning": Editors' Notes
2019
Sensors
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In this editorial, we provide an overview of the content of the special issue on "Terrestrial Laser Scanning". ...
The aim of this Special Issue is to bring together innovative developments and applications of terrestrial laser scanning (TLS), understood in a broad sense. ...
Acknowledgments: Jordi Llorens's position at the University of Lleida has been supported by Spanish Ministry of Economy, Industry and Competitiveness through a postdoctoral position named Juan de la Cierva ...
doi:10.3390/s19204569
fatcat:czetg6r2dbgwhkfksmz7mj5zgu
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