Simultaneous measurement of axial strain and temperature based on twisted fiber structure

Xinyue Jiang; Ping Lu; Yuan Sun; Hao Liao; Deming Liu; Jiangshan Zhang; Hui Liao

doi:doi:10.3788/COL201816.040602

Chinese Optics Letters, 2018, 16 (4): 040602, Published Online: Jul. 12, 2018

Simultaneous measurement of axial strain and temperature based on twisted fiber structure Download： 555次

Xinyue Jiang ¹Ping Lu ^1,*Yuan Sun ¹Hao Liao ¹Deming Liu ¹Jiangshan Zhang ²Hui Liao ³

Author Affiliations

¹ School of Optical and Electronic Information, National Engineering Laboratory for Next Generation Internet Access System, Huazhong University of Science and Technology, Wuhan 430074, China

² Department of Electronics and Information Engineering, Huazhong University of Science and Technology, Wuhan 430074, China

³ Enviromental Protection Science and Technology Co., Ltd., Wuhan 430070, China

Figures & Tables

Fig. 1. (a) Fabrication process of the sensor head. (b) Microscopic image of the twisted area. (c) Basic structure of the sensor head.

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Fig. 2. Schematic of the experimental setup for strain measurement.

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Fig. 3. (a) Initial transmission spectrum. (b) Spatial frequency after fast Fourier transform (FFT) transformation.

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Fig. 4. (a) Transmission spectrum when strain increases from 0 to 1000 με. (b) Detailed information of dip 1. (c) Detailed information of dip 2. (d) Relationships between wavelength shifts and strain.

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Fig. 5. (a) Wavelength shift of dip 1 as temperature increases. (b) Wavelength shift of dip 2 as temperature increases. (c) Relationships between wavelength shifts and temperature.

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Fig. 6. Responses to the strain and temperature of dips 3 and 4.

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Fig. 7. Measured versus applied strain and temperature.

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Xinyue Jiang, Ping Lu, Yuan Sun, Hao Liao, Deming Liu, Jiangshan Zhang, Hui Liao. Simultaneous measurement of axial strain and temperature based on twisted fiber structure[J]. Chinese Optics Letters, 2018, 16(4): 040602.

Simultaneous measurement of axial strain and temperature based on twisted fiber structure Download： 555次

Fig. 1. (a) Fabrication process of the sensor head. (b) Microscopic image of the twisted area. (c) Basic structure of the sensor head.

Fig. 2. Schematic of the experimental setup for strain measurement.

Fig. 3. (a) Initial transmission spectrum. (b) Spatial frequency after fast Fourier transform (FFT) transformation.

Fig. 4. (a) Transmission spectrum when strain increases from 0 to 1000 με. (b) Detailed information of dip 1. (c) Detailed information of dip 2. (d) Relationships between wavelength shifts and strain.

Fig. 5. (a) Wavelength shift of dip 1 as temperature increases. (b) Wavelength shift of dip 2 as temperature increases. (c) Relationships between wavelength shifts and temperature.

Fig. 6. Responses to the strain and temperature of dips 3 and 4.

Fig. 7. Measured versus applied strain and temperature.

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Simultaneous measurement of axial strain and temperature based on twisted fiber structure Download： 555次

Fig. 1. (a) Fabrication process of the sensor head. (b) Microscopic image of the twisted area. (c) Basic structure of the sensor head.

Fig. 2. Schematic of the experimental setup for strain measurement.

Fig. 3. (a) Initial transmission spectrum. (b) Spatial frequency after fast Fourier transform (FFT) transformation.

Fig. 4. (a) Transmission spectrum when strain increases from 0 to 1000 με. (b) Detailed information of dip 1. (c) Detailed information of dip 2. (d) Relationships between wavelength shifts and strain.

Fig. 5. (a) Wavelength shift of dip 1 as temperature increases. (b) Wavelength shift of dip 2 as temperature increases. (c) Relationships between wavelength shifts and temperature.

Fig. 6. Responses to the strain and temperature of dips 3 and 4.

Fig. 7. Measured versus applied strain and temperature.

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