Low-frequency vibration measurement by a dual-frequency DBR fiber laser
Sign Up to like & getrecommendations! Published in 2017 at "Photonic Sensors"
DOI: 10.1007/s13320-017-0402-8
Abstract: A dual-frequency distributed Bragg reflector (DBR) fiber laser based sensor is demonstrated for low-frequency vibration measurement through the Doppler effect. The response of the proposed sensor is quite linear and is much higher than that… read more here.
Keywords: frequency vibration; frequency; low frequency; vibration measurement ... See more keywords
Vibration measurement method based on point tracking for irregular structures
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2018.09.100
Abstract: Abstract A novel vibration measurement method through binocular photogrammetry is proposed to solve the problem of vibration sensing for 3D structures with irregular surfaces. Radial and tangential distortions in the image modeling process are considered… read more here.
Keywords: vibration measurement; measurement method; vibration; method ... See more keywords
High-speed 3D digital image correlation vibration measurement: Recent advancements and noted limitations
Sign Up to like & getrecommendations! Published in 2017 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2016.04.014
Abstract: Abstract A review of the extensive studies on the feasibility and practicality of utilizing high-speed 3 dimensional digital image correlation (3D-DIC) for various random vibration measurement applications is presented. Demonstrated capabilities include finite element model… read more here.
Keywords: vibration; vibration measurement; digital image; high speed ... See more keywords
Vibration Measurement Method for Artificial Structure Based on MIMO Imaging Radar
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2019.2919888
Abstract: Measuring the vibrating states of an artificial structure is an important approach to monitor the stability of the structure. However, the existing radar vibration measurement methods do not have enough azimuth resolution for measuring the… read more here.
Keywords: vibration measurement; vibration; method; structure ... See more keywords
Time-Varying Motion Filtering for Vision-Based Nonstationary Vibration Measurement
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2019.2937531
Abstract: In the field of vibration measurement, the vision-based approach can achieve high spatial resolution compared to traditional accelerometers and lasers and thus has attracted much attention during the past decades. A recently developed phase-based video… read more here.
Keywords: vibration measurement; vibration; measurement; time varying ... See more keywords
Vibration Measurement and Wave Reflection Analysis in an Electrified Railway Catenary Based on Analytical Methods
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2021.3063178
Abstract: The wave propagation property of the catenary directly affects the pantograph–catenary interaction performance. Specifically, wave reflection and transmission occurring at waveguide discontinuities, particularly at dropper junctions, directly impact the pantograph–catenary interaction performance. In this study,… read more here.
Keywords: measured data; vibration measurement; dropper junctions; reflection ... See more keywords
Vibration Measurement and Suppression for Laser Galvanometers Using a Micro-electromechanical System-based Accelerometer
Sign Up to like & getrecommendations! Published in 2018 at "Sensors and Materials"
DOI: 10.18494/sam.2018.1976
Abstract: 1Department of Mechanical and Mechatronics Systems Research Labs., Industrial Technology Research Institute (ITRI), 195, Sec. 4, Chung Hsing Road, Chutung, Hsinchu 31040, Taiwan 2Department of Automatic Control Engineering, Feng Chia University (FCU), No. 100, Wenhwa… read more here.
Keywords: using micro; vibration measurement; galvanometers using; laser galvanometers ... See more keywords
Experimental Investigation: Vibration Measurement of a Rotating Blade with Digital Image Correlation and Blade Tip-Timing
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13122156
Abstract: High cycle fatigue has been known as an important form of aeroengine blade failure. This study aims to achieve a method of investigation for a rotating blade vibration measurement, combining the two non-contact optical techniques… read more here.
Keywords: image correlation; vibration measurement; digital image; vibration ... See more keywords