Zobrazeno 1 - 10
of 133
pro vyhledávání: '"optical fiber sensing technology"'
Autor:
SHAO Bocheng, HUANG Yonglin
Publikováno v:
Guangtongxin yanjiu, Pp 23001101-23001105 (2024)
【Objective】In order to solve the problem of cross sensitivity of temperature and strain in Fiber Bragg Grating (FBG) sensing, the response characteristics of temperature and strain in each mode of Few Mode Fiber (FMF)-FBG were studied in this pap
Externí odkaz:
https://doaj.org/article/c0699b40874a43159e3760868bb13fe1
Publikováno v:
Archives of Civil Engineering, Vol vol. 69, Iss No 1, Pp 437-451 (2023)
In this paper, based on the feasible method and sensors for the full-scale prestressed monitor, the novel optical fiber sensors and the traditional monitoring sensors will be set up into two prestressed concrete beams with the same geometrical dimens
Externí odkaz:
https://doaj.org/article/116f9423c011415d9f65f3c3c1136f57
Autor:
Siqi Ban, Yudong Lian
Publikováno v:
Photonics, Vol 11, Iss 5, p 414 (2024)
Tapered optical fibers have continuously evolved in areas such as distributed sensing and laser generation in recent years. Their high sensitivity, ease of integration, and real-time monitoring capabilities have positioned them as a focal point in op
Externí odkaz:
https://doaj.org/article/0a3d444fbcf145c9ae2a9f6bdecc4433
Publikováno v:
Photonics, Vol 11, Iss 2, p 152 (2024)
The use of phase-sensitive optical time-domain reflectometry (Φ-OTDR)-distributed fiber vibration sensors to detect and identify damaged bags in bag dust collectors has the potential to overcome the inadequacy of traditional damaged bag detection me
Externí odkaz:
https://doaj.org/article/8b116c3b033247efb061746e167a6e05
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Publikováno v:
You-qi chuyun, Vol 40, Iss 8, Pp 888-894 (2021)
The existing detection methods for third-party damage of the oil and gas pipelines are low efficient and easy to be disturbed by the external conditions such as the environmental magnetic field, which brings about a high false alarm rate. In order to
Externí odkaz:
https://doaj.org/article/91d6e60b429d42f1b23a9f93c7b68e07
Publikováno v:
Meikuang Anquan, Vol 51, Iss 4, Pp 47-51 (2020)
The deformation, failure mode and internal stress evolution law of overlying strata during coal mining are important issues in the field of mining engineering. It is vital that the deformation and pressure law of overlying strata in the mining proces
Externí odkaz:
https://doaj.org/article/c2beb30b8b634c479a196578c2e2b1ac
Akademický článek
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Publikováno v:
Frontiers in Earth Science, Vol 9 (2021)
Serious landslide hazards are prevalent along the Yangtze River in China, particularly in the Three Gorges Reservoir area. Thus, landslide monitoring and forecasting technology research is critical if landslide geological hazards are to be prevented
Externí odkaz:
https://doaj.org/article/3abd699bb2b942e1b38eb87fe0c51678