Feng Changzhong, Wu Songhua, Liu Bingyi. Research on Wind Retrieval Method of Coherent Doppler Lidar and Experimental Verification[J]. Chinese Journal of Lasers, 2018, 45(4): 410001
- Chinese Journal of Lasers
- Vol. 45, Issue 4, 410001 (2018)
Fig. 1. An example of the variance of function J(θ1,θ2) with parameter θ1 and θ2
Fig. 2. Flow chart of the wind retrieval method of VAD based on conjugate gradient algorithm
Fig. 3. Schematic of the relative position of lidar and anemometer. (a) Lateral view; (b) top view
Fig. 4. External view of WindPrint S4000 coherent Doppler lidar
Fig. 5. (a) A100L2 wind speed measuring instrument; (b) W200P wind vane
Fig. 6. Measurement data (squares) and algorithm result (curve) of Doppler lidar
Fig. 7. Comparison of Doppler lidar and anemometer. (a) Wind direction; (b) wind speed
Fig. 8. Comparison of scatter plot of 10 min data measured by Doppler lidar and anemometer. (a) Wind direction; (b) wind speed
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Table 1. System parameters of WindPrint S4000 coherent Doppler lidar
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Table 2. Comparison of running efficiency of the seven conjugate gradient algorithms for wind retrieval method of VAD
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