A Dual-Beam Differential Method Based on Feedback Interferometry for Noncontact Measurement of Linear and Angular Displacement
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3192677
Abstract: A dual-beam differential method for noncontact measurement of linear and angular displacement is reported in this article. Compared to other optical sensors, the system based on the frequency-modulated feedback interferometry has higher sensitivity for noncooperative… read more here.
Keywords: dual beam; beam differential; differential method; method ... See more keywords
High Frequency Modal Testing of the Multiblade Packets Using a Noncontact Measurement and Excitation System
Sign Up to like & getrecommendations! Published in 2020 at "Shock and Vibration"
DOI: 10.1155/2020/8740941
Abstract: High cycle failure of blades and vanes caused by the vibration is one of the major causes reducing the lifetime of turbomachines. For multiblade packets, the failure may occur at vibrations with high frequencies that… read more here.
Keywords: high frequency; frequency; modal testing; multiblade packets ... See more keywords