Journal of Atmospheric and Environmental Optics, Volume. 20, Issue 3, 312(2025)
Performance analysis of coherent Doppler wind lidar detection under different cloud and precipitation conditions
Figures & Tables(12)
Fig. 1. Location of experimental equipment at Guangzhou Baiyun International Airport
Fig. 3. Effective detection range (a) and signal-to-noise ratio (b) of CDWL under clear, few clouds, scattered clouds, cloudy, and overcast conditions
Fig. 4. Temperature, relative humidity, horizontal visibility time series chart (a) and wind speed THI chart (b) and signal-to-noise ratio THI chart (c) on December 31, 2023, at Guangzhou Baiyun International Airport
Fig. 5. Effective detection distance (a) and signal-to-noise ratio (b) of CDWL at different levels of horizontal visibility levels
Fig. 7. Effective detection distance (a) and signal-to-noise ratio (b) of CDWL under 5 daily cumulative precipitation levels
Fig. 8. Temperature, relative humidity, horizontal visibility time series chart (a) and wind speed THI chart (b) and signal-to-noise ratio THI chart (c) on July 30, 2023, at Guangzhou Baiyun International Airport
Fig. 9. Effective detection range (a) and signal-to-noise ratio (b) under four precipitation weather phenomena
Table 1. Technical specifications of Wind3D 10K coherent Doppler wind lidar
View tableView in ArticleTable 1. Technical specifications of Wind3D 10K coherent Doppler wind lidar
Parameter Specification Wavelength/nm 1550 Maximum detection distance/m 15000 Spatial resolution/m 15/30/60/150 Temporal resolution 1 s–10 min Wind speed measurement accuracy/(m·s-1) ≤ 0.1 Wind direction measurement accuracy/(°) ≤ 3
Table 2. Precipitation level
View tableView in ArticleTable 2. Precipitation level
Level 24-hour precipitation/mm Light 0.1 ≤ P < 10 Moderate 10 ≤ P < 25 Heavy 25 ≤ P < 50 Rainstorm 50 ≤ P < 100 Heavy rainstorm 100 ≤ P < 250
Table 3. Horizontal visibility level
View tableView in ArticleTable 3. Horizontal visibility level
Level Qualitative descriptive Horizontal visibility/km 1 Excellent V ≥ 10 2 Good 2 ≤ V < 10 3 General 1 ≤ V < 2 4 Poor 0.5 ≤ V < 1
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Can SUN, Yu WANG, Xiaoying LIU, Hongwei ZHANG, Guangyao DAI, Xinyu ZHANG, Qichao WANG, Wei ZHOU, Songhua Wu. Performance analysis of coherent Doppler wind lidar detection under different cloud and precipitation conditions[J]. Journal of Atmospheric and Environmental Optics, 2025, 20(3): 312
Paper Information
Category: "Advanced technology of lidar and its application in atmospheric environment" Albun
Received: Jan. 23, 2025
Accepted: --
Published Online: Jun. 9, 2025
The Author Email: Xiaoying LIU (lxy6302@stu.ouc.edu.cn)
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