Monitoring ground movement using fiber optic sensors

Monitoring underground pore water pressure serve as an important aspect in geotechnical monitoring. The monitoring work is essential in order to access the underground soil condition. Although the conventional open standpipe method of monitoring pore water pressure is highly regarded in the industry...

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Bibliographic Details
Main Author: Choo, Li Rui
Other Authors: Yang Yaowen
Format: Final Year Project (FYP)
Language:English
Published: 2019
Subjects:
Online Access:http://hdl.handle.net/10356/78319
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author Choo, Li Rui
author2 Yang Yaowen
author_facet Yang Yaowen
Choo, Li Rui
author_sort Choo, Li Rui
collection NTU
description Monitoring underground pore water pressure serve as an important aspect in geotechnical monitoring. The monitoring work is essential in order to access the underground soil condition. Although the conventional open standpipe method of monitoring pore water pressure is highly regarded in the industry, it comes with some disadvantages such as labour intensive, time consuming and prone to human error. This research aims to develop a new piezometer instrument, FBG-based piezometer by incorporating the fiber optic technology. The proposed new instrument allows real time monitoring which has the potential to replace the conventional piezometer. The new piezometer development started with a schematic design theory, fabrication and testing of the experimental prototype and eventually modification was done to improve the feasibility and workability of the product. On the other hand, this report also includes the development of the FBG-based inclinometer in ground slope monitoring in its finalizing stage for site test in chapter 5, by continuing the effort of previous researchers from the same project. The report includes finalized design for mass production of proposed FBG-based inclinometer.
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spelling ntu-10356/783192023-03-03T16:53:51Z Monitoring ground movement using fiber optic sensors Choo, Li Rui Yang Yaowen School of Civil and Environmental Engineering DRNTU::Engineering::Civil engineering Monitoring underground pore water pressure serve as an important aspect in geotechnical monitoring. The monitoring work is essential in order to access the underground soil condition. Although the conventional open standpipe method of monitoring pore water pressure is highly regarded in the industry, it comes with some disadvantages such as labour intensive, time consuming and prone to human error. This research aims to develop a new piezometer instrument, FBG-based piezometer by incorporating the fiber optic technology. The proposed new instrument allows real time monitoring which has the potential to replace the conventional piezometer. The new piezometer development started with a schematic design theory, fabrication and testing of the experimental prototype and eventually modification was done to improve the feasibility and workability of the product. On the other hand, this report also includes the development of the FBG-based inclinometer in ground slope monitoring in its finalizing stage for site test in chapter 5, by continuing the effort of previous researchers from the same project. The report includes finalized design for mass production of proposed FBG-based inclinometer. Bachelor of Engineering (Civil) 2019-06-17T08:13:38Z 2019-06-17T08:13:38Z 2019 Final Year Project (FYP) http://hdl.handle.net/10356/78319 en Nanyang Technological University 48 p. application/pdf
spellingShingle DRNTU::Engineering::Civil engineering
Choo, Li Rui
Monitoring ground movement using fiber optic sensors
title Monitoring ground movement using fiber optic sensors
title_full Monitoring ground movement using fiber optic sensors
title_fullStr Monitoring ground movement using fiber optic sensors
title_full_unstemmed Monitoring ground movement using fiber optic sensors
title_short Monitoring ground movement using fiber optic sensors
title_sort monitoring ground movement using fiber optic sensors
topic DRNTU::Engineering::Civil engineering
url http://hdl.handle.net/10356/78319
work_keys_str_mv AT choolirui monitoringgroundmovementusingfiberopticsensors