Journal of Atmospheric and Environmental Optics, Volume. 20, Issue 2, 134(2025)
Design and preliminary application of weather phenomenon recognition system based on forward and backward light scattering principle
Figures & Tables(12)
Fig. 1. Relation curve between scattering angle and phase function under different particle size distribution (The legend represents
Fig. 2. Distribution of light intensity ratio with particle size at different scattering angles
Fig. 3. Structure of weather phenomenon recognition system based on forward and backward scattering
Fig. 5. Visibility measured by self-developed weather phenomenon recognition system and standard visibility measured by Vaisala PWD22 (a) and ratio of 120° and 40° scattered light intensity (b) in slight haze
Fig. 6. Visibility measured by self-developed weather phenomenon recognition system and standard visibility measured by Vaisala PWD22 (a) and ratio of 120° and 40°scattered light intensity (b) in mild haze
Fig. 7. Visibility measured by self-developed weather phenomenon recognition system and standard visibility measured by Vaisala PWD22 (a) and ratio of 120° and 40° scattered light intensity (b) in moderate haze
Fig. 8. Visibility measured by self-developed weather phenomenon recognition system and standard visibility measured by Vaisala PWD22 (a) and ratio of 120° and 40° scattered light intensity (b) in fog
Fig. 9. Visibility measured by self-developed weather phenomenon recognition system and standard visibility measured by Vaisala PWD22 in clean days (a) and ratio of 120° and 40° scattered light intensity (b) in clean days
Fig. 10. Visibility measured by self-developed weather phenomenon recognition system and standard visibility and rainfall intensity curve measured by Vaisala PWD22 (a) and ratio of 120° and 40° scattered light intensity (b) in rain
Fig. 11. Visibility measured by self-developed weather phenomenon recognition system and standard visibility and snowfall intensity curve measured by Vaisala PWD22 (a) and ratio of 120° and 40° scattered light intensity (b) in snow
Table 1. Range of light intensity ratio under different weather types in outfield experiment
View tableView in ArticleTable 1. Range of light intensity ratio under different weather types in outfield experiment
Weather type Range of light intensity ratio Slight haze Mild haze Moderate haze Fog Clean days Rain Snow
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Zhiru WANG, Yin CHENG, Huaqiao GUI, Jiaoshi ZHANG, Ming YANG, Jianguo LIU. Design and preliminary application of weather phenomenon recognition system based on forward and backward light scattering principle[J]. Journal of Atmospheric and Environmental Optics, 2025, 20(2): 134
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Received: Oct. 19, 2022
Accepted: --
Published Online: May. 30, 2025
The Author Email: Yin CHENG (chenyin@aiofm.ac.cn)
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