Abstract

A novel sensor using twisted optical fibers is proposed to detect distributed tensile strain. This sensor converts tensile strain to optical loss. The relation between tensile strain and optical loss is modeled and experimentally confirmed for uniform tensile strain.

© 1984 Optical Society of America

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References

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  1. A. G. W. M. De Jongh, M. B. J. Diemeer, E. S. Trommel, A. H. E. Breuls, Electron. Lett. 19, 980 (1983).
    [CrossRef]
  2. M. Gottlieb, G. B. Brandt, Appl. Opt. 20, 3867 (1981).
    [CrossRef] [PubMed]
  3. D. Marcuse, J. Opt. Soc. Am. 66, 216 (1976).
    [CrossRef]
  4. S. D. Personick, Bell Syst. Tech. J. 56, 355 (1977).

1983 (1)

A. G. W. M. De Jongh, M. B. J. Diemeer, E. S. Trommel, A. H. E. Breuls, Electron. Lett. 19, 980 (1983).
[CrossRef]

1981 (1)

1977 (1)

S. D. Personick, Bell Syst. Tech. J. 56, 355 (1977).

1976 (1)

Brandt, G. B.

Breuls, A. H. E.

A. G. W. M. De Jongh, M. B. J. Diemeer, E. S. Trommel, A. H. E. Breuls, Electron. Lett. 19, 980 (1983).
[CrossRef]

De Jongh, A. G. W. M.

A. G. W. M. De Jongh, M. B. J. Diemeer, E. S. Trommel, A. H. E. Breuls, Electron. Lett. 19, 980 (1983).
[CrossRef]

Diemeer, M. B. J.

A. G. W. M. De Jongh, M. B. J. Diemeer, E. S. Trommel, A. H. E. Breuls, Electron. Lett. 19, 980 (1983).
[CrossRef]

Gottlieb, M.

Marcuse, D.

Personick, S. D.

S. D. Personick, Bell Syst. Tech. J. 56, 355 (1977).

Trommel, E. S.

A. G. W. M. De Jongh, M. B. J. Diemeer, E. S. Trommel, A. H. E. Breuls, Electron. Lett. 19, 980 (1983).
[CrossRef]

Appl. Opt. (1)

Bell Syst. Tech. J. (1)

S. D. Personick, Bell Syst. Tech. J. 56, 355 (1977).

Electron. Lett. (1)

A. G. W. M. De Jongh, M. B. J. Diemeer, E. S. Trommel, A. H. E. Breuls, Electron. Lett. 19, 980 (1983).
[CrossRef]

J. Opt. Soc. Am. (1)

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Figures (2)

Fig. 1
Fig. 1

Structure of strain sensor.

Fig. 2
Fig. 2

Relation between strain and loss. Solid lines indicate calculated results, and circles indicate experimental results.

Equations (6)

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ρ = ( 2 π ) 2 r p 2 + ( 2 π r ) 2 = ( 2 π ) 2 r l 2 ,
p = p i ( 1 + ɛ ) ,
U = k ( r r 0 ) 2 + S f ɛ f 2 + E I ρ 2 + G J θ 2 ,
r = r 0 A B + [ B 2 A C ( ɛ + D ) ] 1 / 2 A ,
A = 4 k r 0 3 r 0 r f , B = k r 0 2 + ( 2 π ) 4 r 0 4 p i 4 S f , C = 2 ( 2 π ) 2 r 0 2 p i 2 S f , D = 1 C [ A ( r i r 0 r 0 ) + 2 B ] r i r 0 r 0 ,
α = π κ 2 exp ( 2 γ 3 / 3 β 2 ρ ) 2 γ 3 / 2 V 2 ρ 1 / 2 K 1 ( γ a ) K 1 ( γ a ) ,

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