Fig. 1. Schematic diagram of the laser wind measurement system

Fig. 2. Operation of the laser wind measurement system

Fig. 3. Structure diagram of the scanner

Fig. 4. Estimated errors of sine fitting（10 points per scan）

Fig. 5. Estimated errors of sine fitting（30 points per scan）

Fig. 6. Laser wind measurement system and meteorological gradient observation tower

Fig. 7. Wind velocity comparisons. (a) Trend; (b) difference

Fig. 8. Wind direction comparisons. (a) Trend; (b) difference

Fig. 9. Regression plot. (a) Velocity; (b) direction

Fig. 10. Error distribution. (a) Velocity; (b) direction