Fu WAN, Yaotian BAI, Rui WANG, Lei ZHU, Yingkai LONG, Weigen CHEN. Transformer Fault Characteristic Gas Optical Feedback Frequency Locking Asymmetric Linear F-P Cavity Enhanced Raman Spectroscopy Detection[J]. Acta Photonica Sinica, 2024, 53(11): 1130002
- Acta Photonica Sinica
- Vol. 53, Issue 11, 1130002 (2024)
Fig. 1. Phase analysis of resonant light and direct reflection light in optical feedback process
Fig. 2. The feedback field strength under different feedback coefficients
Fig. 3. The feedback field intensity under different cavity input mirror reflectivity
Fig. 4. Effect of cavity input mirror reflectivity on optical feedback frequency locking
Fig. 5. Optical feedback frequency locking asymmetric linear F-P cavity enhanced Raman spectroscopy detection platform
Fig. 6. Measurement results of laser-based transverse mode in cavity
Fig. 7. Single component transformer fault characteristic standard gas Raman spectroscopy
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Table 1. Transformer main fault characteristic gas characteristic Raman spectrum peak and platform detection limit
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