一种新型光子晶体光纤的布里渊动态光栅传感

赵丽娟; 梁若愚; 徐志钮

doi:doi:10.3788/AOS202141.0706001

光学学报, 2021, 41 (7): 0706001, 网络出版: 2021-04-11

一种新型光子晶体光纤的布里渊动态光栅传感下载： 991次

Brillouin Dynamic Grating Sensor Based on Novel Photonic Crystal Fiber

赵丽娟 ^1,2,3梁若愚 ¹徐志钮 ^1,*

作者单位

¹ 华北电力大学电子与通信工程系, 河北保定 071003

² 华北电力大学河北省电力物联网技术重点实验室, 河北保定 071003

³ 华北电力大学保定市光纤传感与光通信技术重点实验室, 河北保定 071003

图 & 表

图 1. 光纤横截面示意图

Fig. 1. Cross section of the proposed photonic crystal fiber

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图 2. BDG产生与读取原理图

Fig. 2. Schematic diagram of BDG generation and reading

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图 3. 四波之间频率关系

Fig. 3. Frequency relation of the four waves

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图 4. 电场分布和能量轮廓。(a)(b) x偏振;(c)(d) y偏振

Fig. 4. Electric field distribution and energy contour. (a)(b) x polarization; (c)(d) y polarization

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图 5. 光子晶体光纤受力示意图。(a)沿快轴施加横向压力;(b)沿慢轴施加横向压力

Fig. 5. Direction of pressure. (a) Transverse pressure applied along y-polarization axis; (b) transverse pressure applied along x-polarization axis

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图 6. 光纤受力形变图。(a)沿快轴施力;(b)沿慢轴施力

Fig. 6. Deformation of fiber. (a) Pressure applied along y-polarization axis; (b) pressure applied along x-polarization axis

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图 7. 光子晶体光纤双折射系数随压强变化。(a)沿快轴施加压力;(b)沿慢轴施加压力

Fig. 7. Birefringence of the PCF as a function of pressure. (a) Pressure applied along y-polarization axis; (b) pressure applied along x-polarization axis

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图 8. 光子晶体光纤双折射系数随温度的变化曲线

Fig. 8. Birefringence of the PCF as a function of temperature

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图 9. 沿快轴施加不同压力时双折射频移变化曲线

Fig. 9. Birefringence-induced frequency shift of the PCF as a function of pressure applied along y-polarization axis

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图 10. 布里渊动态光栅反射谱随快轴压强的变化

Fig. 10. Reflective spectra with different pressures applied along y-polarization axis for BDG

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图 11. 沿慢轴施加不同压力时双折射频移变化曲线

Fig. 11. Birefringence-induced frequency shift of the PCF as afunction of pressure applied along x-polarization axis

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图 12. 布里渊动态光栅反射谱随慢轴压强变化情况

Fig. 12. Reflective spectra with different pressures applied along x-polarization axis for BDG

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图 13. 不同压强下双折射频移随温度的变化曲线

Fig. 13. Birefringence-induced frequency shift of the PCF as a function of temperature with different pressures

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图 14. 不同温度下的布里渊动态光栅反射谱

Fig. 14. Reflective spectra with different temperatures

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图 15. 不同施力角度下双折射频移随压强的变化曲线

Fig. 15. Birefringence-induced frequency shift of the PCF as a function of pressure with different angles

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图 16. 在圆气孔直径存在1%~2%的误差下双折射频移随压强和温度的变化。(a)沿慢轴施力;(b)沿快轴施力;(c)温度

Fig. 16. Birefringence-induced frequency shift as a function of pressure and temperature with 1%--2% variations of circular air holes diameter. (a) Pressure applied along x-polarization axis; (b) pressure applied along y-polarization axis; (c) temperature

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表 1光纤参数

Table1. Parameters of fiber structureunit: μm

r	d	a	b	Λ₁	Λ₂
5	0.8	0.4	0.8	0.5	0.9

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赵丽娟, 梁若愚, 徐志钮. 一种新型光子晶体光纤的布里渊动态光栅传感[J]. 光学学报, 2021, 41(7): 0706001. Lijuan Zhao, Ruoyu Liang, Zhiniu Xu. Brillouin Dynamic Grating Sensor Based on Novel Photonic Crystal Fiber[J]. Acta Optica Sinica, 2021, 41(7): 0706001.

一种新型光子晶体光纤的布里渊动态光栅传感下载： 991次

图 1. 光纤横截面示意图

Fig. 1. Cross section of the proposed photonic crystal fiber

图 2. BDG产生与读取原理图

Fig. 2. Schematic diagram of BDG generation and reading

图 3. 四波之间频率关系

Fig. 3. Frequency relation of the four waves

图 4. 电场分布和能量轮廓。(a)(b) x偏振;(c)(d) y偏振

Fig. 4. Electric field distribution and energy contour. (a)(b) x polarization; (c)(d) y polarization

图 5. 光子晶体光纤受力示意图。(a)沿快轴施加横向压力;(b)沿慢轴施加横向压力

Fig. 5. Direction of pressure. (a) Transverse pressure applied along y-polarization axis; (b) transverse pressure applied along x-polarization axis

图 6. 光纤受力形变图。(a)沿快轴施力;(b)沿慢轴施力

Fig. 6. Deformation of fiber. (a) Pressure applied along y-polarization axis; (b) pressure applied along x-polarization axis

图 7. 光子晶体光纤双折射系数随压强变化。(a)沿快轴施加压力;(b)沿慢轴施加压力

Fig. 7. Birefringence of the PCF as a function of pressure. (a) Pressure applied along y-polarization axis; (b) pressure applied along x-polarization axis

图 8. 光子晶体光纤双折射系数随温度的变化曲线

Fig. 8. Birefringence of the PCF as a function of temperature

图 9. 沿快轴施加不同压力时双折射频移变化曲线

Fig. 9. Birefringence-induced frequency shift of the PCF as a function of pressure applied along y-polarization axis

图 10. 布里渊动态光栅反射谱随快轴压强的变化

Fig. 10. Reflective spectra with different pressures applied along y-polarization axis for BDG

图 11. 沿慢轴施加不同压力时双折射频移变化曲线

Fig. 11. Birefringence-induced frequency shift of the PCF as afunction of pressure applied along x-polarization axis

图 12. 布里渊动态光栅反射谱随慢轴压强变化情况

Fig. 12. Reflective spectra with different pressures applied along x-polarization axis for BDG

图 13. 不同压强下双折射频移随温度的变化曲线

Fig. 13. Birefringence-induced frequency shift of the PCF as a function of temperature with different pressures

图 14. 不同温度下的布里渊动态光栅反射谱

Fig. 14. Reflective spectra with different temperatures

图 15. 不同施力角度下双折射频移随压强的变化曲线

Fig. 15. Birefringence-induced frequency shift of the PCF as a function of pressure with different angles

图 16. 在圆气孔直径存在1%~2%的误差下双折射频移随压强和温度的变化。(a)沿慢轴施力;(b)沿快轴施力;(c)温度

Fig. 16. Birefringence-induced frequency shift as a function of pressure and temperature with 1%--2% variations of circular air holes diameter. (a) Pressure applied along x-polarization axis; (b) pressure applied along y-polarization axis; (c) temperature

表 1光纤参数

Table1. Parameters of fiber structureunit: μm

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图 1. 光纤横截面示意图

Fig. 1. Cross section of the proposed photonic crystal fiber

图 2. BDG产生与读取原理图

Fig. 2. Schematic diagram of BDG generation and reading

图 3. 四波之间频率关系

Fig. 3. Frequency relation of the four waves

图 4. 电场分布和能量轮廓。(a)(b) x偏振;(c)(d) y偏振

Fig. 4. Electric field distribution and energy contour. (a)(b) x polarization; (c)(d) y polarization

图 5. 光子晶体光纤受力示意图。(a)沿快轴施加横向压力;(b)沿慢轴施加横向压力

Fig. 5. Direction of pressure. (a) Transverse pressure applied along y-polarization axis; (b) transverse pressure applied along x-polarization axis

图 6. 光纤受力形变图。(a)沿快轴施力;(b)沿慢轴施力

Fig. 6. Deformation of fiber. (a) Pressure applied along y-polarization axis; (b) pressure applied along x-polarization axis

图 7. 光子晶体光纤双折射系数随压强变化。(a)沿快轴施加压力;(b)沿慢轴施加压力

Fig. 7. Birefringence of the PCF as a function of pressure. (a) Pressure applied along y-polarization axis; (b) pressure applied along x-polarization axis

图 8. 光子晶体光纤双折射系数随温度的变化曲线

Fig. 8. Birefringence of the PCF as a function of temperature

图 9. 沿快轴施加不同压力时双折射频移变化曲线

Fig. 9. Birefringence-induced frequency shift of the PCF as a function of pressure applied along y-polarization axis

图 10. 布里渊动态光栅反射谱随快轴压强的变化

Fig. 10. Reflective spectra with different pressures applied along y-polarization axis for BDG

图 11. 沿慢轴施加不同压力时双折射频移变化曲线

Fig. 11. Birefringence-induced frequency shift of the PCF as afunction of pressure applied along x-polarization axis

图 12. 布里渊动态光栅反射谱随慢轴压强变化情况

Fig. 12. Reflective spectra with different pressures applied along x-polarization axis for BDG

图 13. 不同压强下双折射频移随温度的变化曲线

Fig. 13. Birefringence-induced frequency shift of the PCF as a function of temperature with different pressures

图 14. 不同温度下的布里渊动态光栅反射谱

Fig. 14. Reflective spectra with different temperatures

图 15. 不同施力角度下双折射频移随压强的变化曲线

Fig. 15. Birefringence-induced frequency shift of the PCF as a function of pressure with different angles

图 16. 在圆气孔直径存在1%~2%的误差下双折射频移随压强和温度的变化。(a)沿慢轴施力;(b)沿快轴施力;(c)温度

Fig. 16. Birefringence-induced frequency shift as a function of pressure and temperature with 1%--2% variations of circular air holes diameter. (a) Pressure applied along x-polarization axis; (b) pressure applied along y-polarization axis; (c) temperature

表 1光纤参数

Table1. Parameters of fiber structureunit: μm

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