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Kieran Shawn Moore and Nicholas Vlachopoulos
This research highlights the implementation of a novel sensing approach allowing for geomechanics insights in rock bolt performance and behaviour; recent advancements in the technique are also presented.
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Lei Gao, Chuan Han, Omar Abdulhafidh, Yunhao Gong and Yingjie Jin
In order to study the deformation of a bored pile during concrete curing, it is necessary to monitor the strain of the pile. In this paper, Brillouin optical time domain reflectometer (BOTDR) technology is used to monitor the pile strain during concrete ...
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Azadeh Hojat, Maddalena Ferrario, Diego Arosio, Marco Brunero, Vladislav Ivov Ivanov, Laura Longoni, Andrea Madaschi, Monica Papini, Greta Tresoldi and Luigi Zanzi
We present the results of laboratory experiments on a down-scaled river levee constructed with clayey material collected from a river embankment where a permanent resistivity instrument has operated since 2015. To create potential seepages through the le...
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Ezzat G. Bakhoum, Cheng Zhang and Marvin H. Cheng
This research group has recently used the new technology Distributed Acoustic Sensing (DAS) for the monitoring and the measurement of airplane flutter. To the authors? knowledge, this is the first such use for this new technology. Traditionally, the meas...
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Yansong Li, Weiwei Zhang, Xinying Liu and Jun Liu
The straight-through magneto-optical glass current sensor has desirable temperature properties, but it is vulnerable to magnetic interference. In contrast, a polarization-type fiber optic current sensor has poor temperature performance, but the magnetic ...
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Kazuo Hotate
Brillouin optical correlation-domain technologies are reviewed as “fiber optic nerve systems” for the health monitoring of large structures such as buildings, bridges, and aircraft bodies. The Brillouin scattering property is used as a sensin...
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Yi Weng, Junyi Wang and Zhongqi Pan
This paper provides a technical review regarding the latest progress on multi-input multi-output (MIMO) digital signal processing (DSP) equalization techniques for high-capacity fiber-optic communication networks. Space division multiplexing (SDM) techno...
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Maryam Beheshti and Sveinung Sægrov
Infiltration and inflow (I/I) of unwanted water in separate urban sewer networks are critical issues for sustainable urban water management. Accurate quantification of unwanted water I/I from individual sources into a sewer system is an essential task fo...
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Yunpeng Liu, Shuo Jiang, Xiaozhou Fan and Yuan Tian
With the development of fiber optic sensing technology, optical fiber sensors have been widely used in online monitoring of power transformers. To investigate the influence of aging fiber sheaths on transformer oil, two kinds of special optical fibers wi...
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Joana Ribeiro, Duarte Viveiros, João Ferreira, Alexia Lopez-Gil, Alejandro Dominguez-Lopez, Hugo F. Martins, Rosa Perez-Herrera, Aitor Lopez-Aldaba, Lia Duarte, Ana Pinto, Sonia Martin-Lopez, Hardy Baierl, Raphael Jamier, Sébastien Rougier, Jean-Louis Auguste, Ana Cláudia Teodoro, José Alberto Gonçalves, Oscar Esteban, José Luís Santos, Philippe Roy, Manuel Lopez-Amo, Miguel Gonzalez-Herraez, José Manuel Baptista and Deolinda Flores
The combustion of coal wastes resulting from mining is of particular environmental concern, and the importance of proper management involving real-time assessment of their status and identification of probable evolution scenarios is recognized. Continuou...
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