Qiang Zhang, Pinhua Xie, Jin Xu, Ang Li, Zhaokun Hu, Xin Tian, Yeyuan Huang, Wenqing Liu. Two-Dimensional Fast Imaging of Smoke Plumes Based on Spectral Telemetry[J]. Acta Optica Sinica, 2020, 40(9): 0930002
- Acta Optica Sinica
- Vol. 40, Issue 9, 0930002 (2020)
Fig. 1. Two-dimensional distribution remote measurement system for atmospheric pollutants. (a) Schematic of system integration; (b) schematic of scanning area
Fig. 2. Schematic of “push sweep” imaging by two-dimensional distribution remote measurement system for atmospheric pollutants
Fig. 3. Schematic of field-of-view matching of UV lens
Fig. 4. Schematic of concentration interpolation
Fig. 5. Flowchart of data processing
Fig. 6. Interpolation reconstruction results in different contexts. (a) Situation of isolated high concentration value existing; (b) situation of building occlusion existing
Fig. 7. Interpolation reconstruction results in ship experiment. (a) Situation of isolated high concentration value existing; (b) situation of building occlusion existing
Fig. 8. Schematic of I-DOAS imaging area
Fig. 9. Fitting results of SO2 spectrum. (a) SO2 spectral fitting; (b) fitting residuals of SO2 slanting column density
Fig. 10. Fitting results of NO2 spectrum. (a) NO2 spectral fitting; (b) fitting residuals of NO2 slanting column density
Fig. 11. Two-dimensional distribution map of SO2 emission from petrochemical flare
Fig. 12. Two-dimensional distribution maps of pollutant emission from chimney mouth. (a) SO2; (b) NO2
Fig. 13. Schematic of flux calculation
Fig. 14. Two-dimensional distribution map of SO2 emission in the second factory
Fig. 15. Fitting results of SO2 spectrum from ships. (a) SO2 spectral fitting; (b) fitting residuals of SO2 slanting column density
Fig. 16. Fitting results of NO2 spectrum from ships. (a) NO2 spectral fitting; (b) fitting residuals of NO2 slanting column density
Fig. 17. Two-dimensional distribution of SO2 emission when ship heads for shore
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