Hangzhou YANG, Xin LIU, Pengyu NAN, Guoguo XIN. Progress in Research of Optical Fiber High Temperature and Strain Sensor（Invited）[J]. Acta Photonica Sinica, 2022, 51(10): 1006002
- Acta Photonica Sinica
- Vol. 51, Issue 10, 1006002 (2022)
Fig. 1. Schematic diagram of the dual RFBG sensor structure［17］
Fig. 2. Schematic diagram of multi-mode FBG structure［18］
Fig. 3. Schematic diagram of cascaded RFBG sensor structure［23］
Fig. 4. Schematic diagram of the sensor structure of the FPI cascaded RFBG［39］
Fig. 5. Micrograph of the FPI sensor based on CDF［42］
Fig. 6. Schematic diagram of the sensor structure［43］
Fig. 7. Schematic diagram of the FPI cascaded with RFBG sensor structure［44］
Fig. 8. Schematic diagram of the FPI sensor structure based on PCF［45］
Fig. 9. Schematic diagram of the sensor structure based on double FPIs［46］
Fig. 10. Micrograph of the FPI sensor based on bubble cavity［47］
Fig. 11. Schematic diagram of the FPI sensor structure based on HACF［48］
Fig. 12. Schematic diagram of the FPI sensor structure［50］
Fig. 13. Schematic diagram of the sensor package base［60］
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Table 1. Comparison of measurement parameters of FBG type high temperature and strain sensor ［11，13-15，17，20-23］
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