Title :
Impact detection in carbon fiber beam using self-mixing sensors
Author :
Bosch, Thierry ; El-assad, Joseph ; Plantier, Guy
Author_Institution :
Lab. of Optoelectron. for Embedded Syst., Univ. de Toulouse, Toulouse, France
Abstract :
An array of 6 self-mixing sensors subject to strong optical feedback has been designed for modal analysis and tested for impact detection of carbon fiber beams. This low-cost non-contact device presents good results in comparison with a force sensor and an accelerometer.
Keywords :
accelerometers; carbon fibres; force sensors; impact (mechanical); mechanical variables measurement; optical feedback; accelerometer; carbon fiber beam; carbon fiber beams; force sensor; impact detection; optical feedback; self-mixing sensors; Automatic testing; Modal analysis; Optical arrays; Optical design; Optical feedback; Optical fiber devices; Optical fiber sensors; Optical fiber testing; Optical sensors; Sensor arrays;
Conference_Titel :
Sensors, 2009 IEEE
Conference_Location :
Christchurch
Print_ISBN :
978-1-4244-4548-6
Electronic_ISBN :
1930-0395
DOI :
10.1109/ICSENS.2009.5398253
