DocumentCode
2083072
Title
Vibrations measurements with a self-mixing type laser displacement sensor for modal analysis
Author
Bosch, Thierry ; Servagent, Noël ; Boyer, Frédéric
Author_Institution
Dept. d´´Autom. et Productique, Ecole des Mines, Nantes, France
Volume
1
fYear
1996
fDate
1996
Firstpage
648
Abstract
A low-cost non-contact displacement sensor using the self-mixing effect inside a cw single-mode laser diode has been developed to measure displacements of a metallic target for modal analysis. The resonance frequencies of a thin clamped plate have been detected with an accuracy of 0.2 Hz
Keywords
displacement measurement; measurement by laser beam; optical sensors; vibration measurement; cw single-mode laser diode; metallic target; modal analysis; noncontact displacement sensor; resonance frequencies; self-mixing laser displacement sensor; thin clamped plate; vibrations measurements; Diode lasers; Displacement measurement; Eigenvalues and eigenfunctions; Laser theory; Modal analysis; Resonance; Resonant frequency; Strain measurement; Tensile stress; Vibration measurement;
fLanguage
English
Publisher
ieee
Conference_Titel
Instrumentation and Measurement Technology Conference, 1996. IMTC-96. Conference Proceedings. Quality Measurements: The Indispensable Bridge between Theory and Reality., IEEE
Conference_Location
Brussels
Print_ISBN
0-7803-3312-8
Type
conf
DOI
10.1109/IMTC.1996.507462
Filename
507462
Link To Document