Huan LIU, Yutao FENG, Di FU, Hengxiang ZHAO, Liang KONG, Xiongbo HAO, Chenguang CHANG, Bin HAN, Sufeng WANG. Analysis of Key Parameters of Passive Tropospheric Wind Field Detection Based on Oxygen A-band Absorption Line[J]. Acta Photonica Sinica, 2023, 52(12): 1201001
- Acta Photonica Sinica
- Vol. 52, Issue 12, 1201001 (2023)
Fig. 1. Target spectrum selection of wind measurement
Fig. 2. Schematic diagram of limb viewing
Fig. 3. Schematic diagram of wind field detection instrument based on DASH
Fig. 4. The flow chart of atmospheric radiative transfer
Fig. 5. Simulation of the filtering process
Fig. 6. Narrow-band absorption spectrum obtained through the filters
Fig. 7. Phase shift of interferogram
Fig. 8. Relative error of wind speed retrieval as a function of the optical path difference
Fig. 9. Relative error of wind speed retrieval as a function of the spectral resolution
Fig. 10. Relative error of wind speed retrieval as a function of the bandpass filter FWHM
Fig. 11. Relative error of wind speed retrieval as a function of the etalon spacing
Fig. 12. Relative error of wind speed retrieval as a function of the etalon finesse
Fig. 13. Relative error of wind speed retrieval as a function of the SNR
Fig. 14. Relative error of wind speed retrieval as a function of the offset of transmission peak
Fig. 15. Relative error of wind speed retrieval as a function of the off-axis
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Table 1. Filter design parameters
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Table 2. Principle parameters of DASH
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Table 3. Wind speed retrieval results
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