• Infrared and Laser Engineering
  • Vol. 49, Issue 3, 0305004 (2020)
Yuanzu Wang1、2, Yuli Han1、2, Dongsong Sun1、2、*, Fei Han1、2, Anran Zhou1、2, Nannan Zhang1、2, and Lei Tang3
Author Affiliations
  • 1School of Earth and Space Science, University of Science and Technology of China, Hefei 230026, China
  • 2CAS Key Laboratory of Geospace Environment, Hefei 230026, China
  • 3Department of Physics and Engineering, Hefei Normal University, Hefei 230601, China
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    DOI: 10.3788/IRLA202049.0305004 Cite this Article
    Yuanzu Wang, Yuli Han, Dongsong Sun, Fei Han, Anran Zhou, Nannan Zhang, Lei Tang. Multi-season observation and analysis of quasi-zero wind layer based on Doppler lidar in middle latitudes of China[J]. Infrared and Laser Engineering, 2020, 49(3): 0305004 Copy Citation Text show less
    Doppler lidar in experiment and detection principle of the lidar
    Fig. 1. Doppler lidar in experiment and detection principle of the lidar
    Schematic view of Rayleigh Doppler lidar optical setup
    Fig. 2. Schematic view of Rayleigh Doppler lidar optical setup
    Observation results of comparative test in Xinzhou and Jiuquan area
    Fig. 3. Observation results of comparative test in Xinzhou and Jiuquan area
    Continuous distribution of wind field in Jiuquan in May. 2016 and Oct. 2015
    Fig. 4. Continuous distribution of wind field in Jiuquan in May. 2016 and Oct. 2015
    Observation results of quasi-zero wind layer in Jiuquan in May. 2016 and Oct. 2015
    Fig. 5. Observation results of quasi-zero wind layer in Jiuquan in May. 2016 and Oct. 2015
    Observation and comparison of zero wind line from multi-season
    Fig. 6. Observation and comparison of zero wind line from multi-season
    Continuous distribution of wind field in Xinzhou in Dec. 2014 and Jan.2015
    Fig. 7. Continuous distribution of wind field in Xinzhou in Dec. 2014 and Jan.2015
    Comparison between quasi-zero wind layer lidar and radiosonde observation
    Fig. 8. Comparison between quasi-zero wind layer lidar and radiosonde observation
    Observation results of quasi-zero wind layer in Xinzhou in Dec.2014 and Jan. 2015
    Fig. 9. Observation results of quasi-zero wind layer in Xinzhou in Dec.2014 and Jan. 2015
    ParameterValue
    LaserWavelength/nm354.7
    Pulse duration/ns7
    Laser 1/e width/MHz200
    Energy/mJ350
    Repetition rate/Hz50
    TelescopeTelescope aperture/mm1 000
    Field of view/mrad0.09
    FPIPeak transmission60%
    FSR/GHz12
    FWHM/GHz1.7
    Edge channels separation/GHz5.1
    Locking-edge channel separation/GHz1.7
    Table 1. Key parameters of Rayleigh Doppler lidar
    Yuanzu Wang, Yuli Han, Dongsong Sun, Fei Han, Anran Zhou, Nannan Zhang, Lei Tang. Multi-season observation and analysis of quasi-zero wind layer based on Doppler lidar in middle latitudes of China[J]. Infrared and Laser Engineering, 2020, 49(3): 0305004
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