Zobrazeno 1 - 6
of 6
pro vyhledávání: '"José A. García-Souto"'
Publikováno v:
Energies, Vol 14, Iss 23, p 7873 (2021)
The detection of acoustic emissions with multiple channels and different kinds of sensors (external ultrasound electronic sensors and internal optical fiber sensors) for monitoring power transformers is presented. The source localization based on the
Externí odkaz:
https://doaj.org/article/16ac9671d7d54e6988d0c7e5e21de7b6
Publikováno v:
Sensors, Vol 22, Iss 9, p 3561 (2022)
Dual-comb multiheterodyne spectroscopy is a well-established technology for the highly sensitive real-time detection and measurement of the optical spectra of samples, including gases and fiber sensors. However, a common drawback of dual-comb spectro
Externí odkaz:
https://doaj.org/article/df787833417d422286429f4464b9c685
Publikováno v:
Sensors, Vol 21, Iss 12, p 3967 (2021)
The broad-frequency response and nanometer-range displacements of ultrasound detection are essential for the characterization of small cracks, structural health monitoring and non-destructive evaluation. Those perturbations are generated at sub-nano-
Externí odkaz:
https://doaj.org/article/8a9ecbc84bda4860b2f69b2f05aeb80b
Publikováno v:
Sensors, Vol 19, Iss 13, p 2890 (2019)
A sensitive optical microphone for photoacoustic spectroscopy based on the common path topology of a fibre laser Doppler vibrometer (FLDV) using phase-generated carrier demodulation and a slim diaphragm as an acoustic wave transducer was demonstrated
Externí odkaz:
https://doaj.org/article/b90d660e8a084e59b0b0e8b4dc5f341e
Publikováno v:
Sensors, Vol 12, Iss 4, Pp 4793-4802 (2012)
A fiber optic interferometric sensor with an intrinsic transducer along a length of the fiber is presented for ultrasound measurements of the acoustic emission from partial discharges inside oil-filled power apparatus. The sensor is designed for high
Externí odkaz:
https://doaj.org/article/b40967f058d44f978300417a82fcb0a7
Publikováno v:
Sensors, Vol 16, Iss 12, p 2007 (2016)
Optical frequency combs (OFC) generated by electro-optic modulation of continuous-wave lasers provide broadband coherent sources with high power per line and independent control of line spacing and the number of lines. In addition to their applicatio
Externí odkaz:
https://doaj.org/article/27847693684e4d889bc312972aa2c2b9