Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Fuzai Lv"'
Publikováno v:
Sensors, Vol 23, Iss 4, p 2105 (2023)
The application of MEMS accelerometers used to measure inclination is constrained by their temperature dependence, and each accelerometer needs to be calibrated individually to increase stability and accuracy. This paper presents a calibration and th
Externí odkaz:
https://doaj.org/article/646d18b5b4c544fb854e9c9025fb0fd7
Publikováno v:
Sensors, Vol 21, Iss 19, p 6640 (2021)
Ultrasonic guided wave monitoring is regularly used for monitoring the structural health of industrial pipes, but small defects are difficult to identify owing to the influence of the environment and pipe structure on the guided wave signal. In this
Externí odkaz:
https://doaj.org/article/1d31bf42ca5449f1871d67f3adedf9db
Publikováno v:
Applied Sciences, Vol 10, Iss 5, p 1799 (2020)
The methodology based on reflected guided-wave by a reflector associated with an increase or a decrease in the cross-sectional area has the challenge of determining their location and identity. This paper presents a numerical investigation of a metho
Externí odkaz:
https://doaj.org/article/68f05cf75d2b41a49100f5e5f83994e0
Publikováno v:
Applied Sciences, Vol 9, Iss 7, p 1477 (2019)
Magnetostrictive patch transducers (MPT) with planar coils are ideal candidates for shear mode generation and detection in pipe and plate inspection with the advantages of flexibility, lightness and good directivity. However, the low energy conversio
Externí odkaz:
https://doaj.org/article/1c4177d897b9454797ca438541bd6aa8
Publikováno v:
Applied Sciences, Vol 9, Iss 5, p 1028 (2019)
Ultrasonic guided waves (UGWs) have attracted attention in the nondestructive testing and structural health monitoring (SHM) of multi-wire cables. They offer such advantages as a single measurement, wide coverage of the acoustic field, and long-range
Externí odkaz:
https://doaj.org/article/eb16569b7868458c8e01e27e8032daa1
Publikováno v:
Sensors, Vol 19, Iss 7, p 1550 (2019)
Aluminum conductor steel-reinforced (ACSR) cables are typically used in overhead transmission lines, requiring stringent non-destructive testing owing to the severe conditions they face. Ultrasonic guided wave inspection provides promising online mon
Externí odkaz:
https://doaj.org/article/b24b12741b2f4bc981cba760bc2ab5ef
Publikováno v:
Applied Sciences, Vol 8, Iss 8, p 1315 (2018)
Tanks are essential facilities for oil and chemical storage and transportation. As indispensable parts, the tank floors have stringent nondestructive testing requirements owing to their severe operating conditions. In this article, a synthetic apertu
Externí odkaz:
https://doaj.org/article/945789deb8f245f2a1a3312ee445347e
Publikováno v:
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 69:2681-2695
Temperature changes are a major challenge in outdoor guided wave structural health monitoring of rails. Temperature variations greatly impact the waveform of guided wave signals, making it challenging to diagnose and characterize defects. Traditional
Publikováno v:
Measurement Science and Technology. 34:024004
Data-driven approaches in structural health monitoring have received increasing attention, especially advances in deep learning-based methods, which have further driven the development of data-driven damage detection. Due to the limited availability
Publikováno v:
SAM
Spike and Slab prior is a well-suited sparsity promoting prior, which is widely used to recover sampled signal in Bayesian inference. However, some sparse signal further involve more prior information-block sparsity structure which the standard Spike