Title :
Dynamic strain measurement at arbitrary multiple points along a fiber with 500Hz high-speed random accessibility of Brillouin Optical Correlation Domain Analysis
Author :
Chunyu Zhang ; Kishi, Masato ; Hotate, Kazuo
Author_Institution :
Dept. of Electr. Eng. & Inf. Syst., Univ. of Tokyo, Tokyo, Japan
Abstract :
In this paper, we demonstrate dynamic strain measurement at arbitrary points by a basic BOCDA system with 500 points/s random access speed. This is the highest speed of the random accessibility reported so far.
Keywords :
fibre optic sensors; optical correlation; strain measurement; strain sensors; BOCDA; Brillouin optical correlation domain analysis; arbitrary multiple points; dynamic strain measurement; fiber optic sensor; frequency 500 Hz; high-speed random accessibility; random access speed; Frequency measurement; Frequency modulation; Optical fiber sensors; Optical fibers; Scattering; Strain measurement; Voltage-controlled oscillators;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
