Abstract

A quasi-distributed fiber sensor system for smart-structure applications is proposed. The system is based on a fiber loop topology and interrogated by use of white-light interferometry. The results of preliminary experiments and a power budget analysis are presented.

© 2002 Optical Society of America

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References

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2001

W. Ecke, I. Latka, R. Willsch, A. Reutlinger, and R. Graue, Meas. Sci. Technol. 12, 974 (2001).

2000

1999

V. Lecoeuche, D. J. Webb, C. N. Pannell, and D. A. Jackson, Opt. Commun. 168, 95 (1999).
[CrossRef]

1998

1997

L. B. Yuan and F. Ansari, Sensors Actuators A 63, 177 (1997).
[CrossRef]

1996

J. M. Senior, S. E. Moss, and S. D. Cusworth, Opt. Laser Technol. 28, 1 (1996).
[CrossRef]

1995

W. V. Sorin and D. M. Baney, IEEE Photon. Technol. Lett. 7, 917 (1995).
[CrossRef]

1993

A. D. Kersey and W. W. Morey, Electron. Lett. 29, 112 (1993).
[CrossRef]

Ache, H. J.

Ansari, F.

L. B. Yuan and F. Ansari, Sensors Actuators A 63, 177 (1997).
[CrossRef]

Baney, D. M.

W. V. Sorin and D. M. Baney, IEEE Photon. Technol. Lett. 7, 917 (1995).
[CrossRef]

Burck, J.

Cusworth, S. D.

J. M. Senior, S. E. Moss, and S. D. Cusworth, Opt. Laser Technol. 28, 1 (1996).
[CrossRef]

Duck, G.

Ecke, W.

W. Ecke, I. Latka, R. Willsch, A. Reutlinger, and R. Graue, Meas. Sci. Technol. 12, 974 (2001).

Graue, R.

W. Ecke, I. Latka, R. Willsch, A. Reutlinger, and R. Graue, Meas. Sci. Technol. 12, 974 (2001).

Jackson, D. A.

V. Lecoeuche, D. J. Webb, C. N. Pannell, and D. A. Jackson, Opt. Commun. 168, 95 (1999).
[CrossRef]

Jin, W.

Kersey, A. D.

A. D. Kersey and W. W. Morey, Electron. Lett. 29, 112 (1993).
[CrossRef]

Latka, I.

W. Ecke, I. Latka, R. Willsch, A. Reutlinger, and R. Graue, Meas. Sci. Technol. 12, 974 (2001).

Lecoeuche, V.

V. Lecoeuche, D. J. Webb, C. N. Pannell, and D. A. Jackson, Opt. Commun. 168, 95 (1999).
[CrossRef]

Morey, W. W.

A. D. Kersey and W. W. Morey, Electron. Lett. 29, 112 (1993).
[CrossRef]

Moss, S. E.

J. M. Senior, S. E. Moss, and S. D. Cusworth, Opt. Laser Technol. 28, 1 (1996).
[CrossRef]

Ohn, M. M.

Pannell, C. N.

V. Lecoeuche, D. J. Webb, C. N. Pannell, and D. A. Jackson, Opt. Commun. 168, 95 (1999).
[CrossRef]

Reutlinger, A.

W. Ecke, I. Latka, R. Willsch, A. Reutlinger, and R. Graue, Meas. Sci. Technol. 12, 974 (2001).

Senior, J. M.

J. M. Senior, S. E. Moss, and S. D. Cusworth, Opt. Laser Technol. 28, 1 (1996).
[CrossRef]

Sensfelder, E.

Sorin, W. V.

W. V. Sorin and D. M. Baney, IEEE Photon. Technol. Lett. 7, 917 (1995).
[CrossRef]

Webb, D. J.

V. Lecoeuche, D. J. Webb, C. N. Pannell, and D. A. Jackson, Opt. Commun. 168, 95 (1999).
[CrossRef]

Willsch, R.

W. Ecke, I. Latka, R. Willsch, A. Reutlinger, and R. Graue, Meas. Sci. Technol. 12, 974 (2001).

Yuan, L. B.

L. B. Yuan, L. Zhou, and W. Jin, Opt. Lett. 25, 1074 (2000).
[CrossRef]

L. B. Yuan and F. Ansari, Sensors Actuators A 63, 177 (1997).
[CrossRef]

Zhou, L.

Appl. Spectrosc.

Electron. Lett.

A. D. Kersey and W. W. Morey, Electron. Lett. 29, 112 (1993).
[CrossRef]

IEEE Photon. Technol. Lett.

W. V. Sorin and D. M. Baney, IEEE Photon. Technol. Lett. 7, 917 (1995).
[CrossRef]

Meas. Sci. Technol.

W. Ecke, I. Latka, R. Willsch, A. Reutlinger, and R. Graue, Meas. Sci. Technol. 12, 974 (2001).

Opt. Commun.

V. Lecoeuche, D. J. Webb, C. N. Pannell, and D. A. Jackson, Opt. Commun. 168, 95 (1999).
[CrossRef]

Opt. Laser Technol.

J. M. Senior, S. E. Moss, and S. D. Cusworth, Opt. Laser Technol. 28, 1 (1996).
[CrossRef]

Opt. Lett.

Sensors Actuators A

L. B. Yuan and F. Ansari, Sensors Actuators A 63, 177 (1997).
[CrossRef]

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Figures (6)

Fig. 1
Fig. 1

Fiber-optic white-light interferometric strain sensors connected in a loop configuration. PIN, p-i-n diode.

Fig. 2
Fig. 2

Optical paths and reflective signals for sensor j. Llong represents the arm of the MZI with the prism and the GRIN lenses.

Fig. 3
Fig. 3

System output of the four-sensor array.

Fig. 4
Fig. 4

Simulation results of the fiber-optic sensor versus the normalized signal intensities with the ring array connected and with the ring disconnected at end B of the loop (see Fig. 1).

Fig. 5
Fig. 5

Signal power of each of the sensors for different array-size (total number of sensors) simulation results with light source power P0=50 µW.

Fig. 6
Fig. 6

Signal power of each of the sensors for different array-size (total number of sensors) simulation results with light source power P0=3 mW.

Equations (2)

Equations on this page are rendered with MathJax. Learn more.

nΔL0+2Xj=nlj,
PDj=18P0ηXjRjRj+1TjβjTjβj1/2×i=1j-1Tiβii=1j-1Tiβi+RjRj+1Tj+1βj+1Tj+1βj+11/2×i=j+2N+1Tiβii=j+2N+1Tiβi,

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