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作者:Miguel A. Casas-Ramos , L. Gabriela Castillo-Barrera , G. E. Sandoval-Romero
来源:[J].Vibroengineering PROCEDIA, 2018, Vol.21, pp.38-41
摘要:In this work we present an optical accelerometer based in a cantilever beam attached to a fiber Bragg grating (FBG), which can be applied to the seismic and geological fields. This device main characteristics are a high strain along the FBG and a wide operational frequency range....
作者:Hely González-Rivera , G. E. Sandoval-Romero
来源:[J].Vibroengineering PROCEDIA, 2017, Vol.11, pp.140-144
摘要:A hybrid method to obtain nanometric displacements based on interference fringes movement by optical beam deflection is proposed. A proof-of-principle experiment is described as a new method for real-time detection and measurement of small vibrations, experimental results shows a...
作者:Miguel A. Casas-Ramos , G. E. Sandoval-Romero
来源:[J].Vibroengineering PROCEDIA, 2017, Vol.12, pp.84-87
摘要:A novel cantilever-type fiber Bragg grating (FBG) mechanical vibration sensor has been proposed with an excellent sensitivity through the use of the mechanical axial property of a suspended optical fiber with two fixed ends, enhancing the sensitivity and the resonant frequen...
作者:Abraham Pérez-Alonzo , G. E. Sandoval-Romero
来源:[J].Vibroengineering PROCEDIA, 2019, Vol.24, pp.80-83
摘要:This paper describes a fiber Bragg grating based biaxial accelerometer prototype intended for seismic applications. The work includes the accelerometer structural scheme, optical scheme, sensibility, frequency response and the laser beam deflection method used for calibration. Re...
作者:Abraham Pérez-Alonzo , G. E. Sandoval-Romero
来源:[J].Vibroengineering PROCEDIA, 2019, Vol.22, pp.53-56
摘要:This paper presents a fiber Bragg grating accelerometer prototype for seismic applications, including accelerometer scheme, calibration method and accelerometer resonance frequencies. The acceleration calibration and measurements were obtained from the laser beam deflection metho...

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