Results 1 to 10 of about 8,553,533 (250)

Review of a Specialty Fiber for Distributed Acoustic Sensing Technology

Photonics, 2022
Specialty fibers have introduced new levels of flexibility and variability in distributed fiber sensing applications. In particular, distributed acoustic sensing (DAS) systems utilized] the unique functions of specialty fibers to achieve performance ...
Yixiang Sun, Hao Li, Cunzheng Fan, Baoqiang Yan, Junfeng Chen, Zhijun Yan, Qizhen Sun   +6 more
doaj   +4 more sources

Artificial intelligence-driven distributed acoustic sensing technology and engineering application

PhotoniX
Distributed acoustic sensing (DAS) technology is a fiber-optic based distributed sensing technology. It achieves real-time monitoring of acoustic signals by detecting weak disturbances along the fiber. It has advantages such as long measurement distance,
Liyang Shao, Jingming Zhang, Xingwei Chen, Deyu Xu, Huaxin Gu, Qi Mu, Feihong Yu, Shuaiqi Liu, Xiaobing Shi, Jiayao Sun, Zixing Huang, Xiongji Yang, Haifeng Zhang, Yunbin Ma, Han Lu, Chuanqing Liu, Changyuan Yu   +16 more
doaj   +3 more sources

Effectiveness of Fiber Optic Distributed Acoustic Sensing (DAS) in Vertical Seismic Profiling (VSP) Field Survey

Applied Sciences, 2023
The evolution of fiber optic technology in the past few decades has led to significant advancements in various fields, including high-speed and long-distance communication, big data transport, optical imaging, and sensing. However, relatively few studies
Mohamad Hafizal Mad Zahir, Khairul Mustaqim Abdul Aziz, Ahmad Riza Ghazali, Abdul Halim Abdul Latiff   +3 more
doaj   +3 more sources

Distributed Acoustic Sensing for Monitoring Linear Infrastructures: Current Status and Trends

Sensors, 2022
Linear infrastructures, such as railways, tunnels, and pipelines, play essential roles in economic and social development worldwide. However, under the influence of geohazards, earthquakes, and human activities, linear infrastructures face the potential ...
Hong-Hu Zhu, Wei Liu, Tao Wang, Jing-Wen Su, Bin Shi   +4 more
doaj   +3 more sources

Comprehensive Dataset for Event Classification Using Distributed Acoustic Sensing (DAS) Systems [PDF]

Scientific Data
Distributed Acoustic Sensing (DAS) technology leverages optical fibers to detect acoustic signals over long distances, offering high-resolution data critical for applications such as seismic monitoring, structural health monitoring, and security.
Adrian Tomasov, Pavel Zaviska, Petr Dejdar, Ondrej Klicnik, Tomas Horvath, Petr Munster   +5 more
doaj   +2 more sources

Scientific Applications of Distributed Acoustic Sensing: State-of-the-Art Review and Perspective

Sensors, 2022
This work presents a detailed review of the development of distributed acoustic sensors (DAS) and their newest scientific applications. It covers most areas of human activities, such as the engineering, material, and humanitarian sciences, geophysics ...
Boris G. Gorshkov, Kivilcim Yüksel, Andrei A. Fotiadi, Marc Wuilpart, Dmitry A. Korobko, Andrey A. Zhirnov, Konstantin V. Stepanov, Artem T. Turov, Yuri A. Konstantinov, Ivan A. Lobach   +9 more
doaj   +3 more sources

Recent Advances in Ultra-Weak Fiber Bragg Gratings Array for High-Performance Distributed Acoustic Sensing (Invited) [PDF]

Sensors
Distributed acoustic sensing (DAS) systems have been widely employed in oil and gas resource exploration, pipeline monitoring, traffic and transportation, structural health monitoring, hydrophone usage, and perimeter security due to their ability to ...
Yihang Wang, Baijie Xu, Guanfeng Chen, Guixin Yin, Xizhen Xu, Zhiwei Lin, Cailing Fu, Yiping Wang, Jun He   +8 more
doaj   +2 more sources

Evaluating Fluid Distribution by Distributed Acoustic Sensing (DAS) with Perforation Erosion Effect [PDF]

Sensors
Among the various completion strategies used in multi-stage hydraulic fracturing of horizontal wells, the limited entry design has become one of the most common approaches to promote more uniform slurry distribution.
Daichi Oshikata, Ding Zhu, A. D. Hill
doaj   +2 more sources

Distributed Acoustic Sensing (DAS) Response of Rising Taylor Bubbles in Slug Flow [PDF]

Sensors, 2022
Aleksei Titov, Ge Jin, Yilin Fan
exaly   +2 more sources

A real-time framework for mapping subsea cable burial state using Poincaréspectral coherence of DAS measurements [PDF]

Scientific Reports
Distributed acoustic sensing (DAS) on subsea fibre-optic cables is emerging as a powerful tool for underwater acoustics, providing dense, kilometre-scale measurements of sound propagation through the water column, the seabed, and the cable’s ambient ...
Hamid Shiri, Mohammad Belal
doaj   +2 more sources