中国激光, 2018, 45 (4): 0410001, 网络出版: 2018-04-13
相干多普勒激光雷达风场反演方法研究与实验印证 下载: 807次
Research on Wind Retrieval Method of Coherent Doppler Lidar and Experimental Verification
图 & 表
图 1. 函数J(θ1,θ2)随参数θ1和θ2变化关系示例
Fig. 1. An example of the variance of function J(θ1,θ2) with parameter θ1 and θ2
图 2. 基于共轭梯度算法的VAD风场反演方法流程图
Fig. 2. Flow chart of the wind retrieval method of VAD based on conjugate gradient algorithm
图 3. 激光雷达与风杯风速计相对位置示意图。 (a)侧视图;(b)俯视图
Fig. 3. Schematic of the relative position of lidar and anemometer. (a) Lateral view; (b) top view
图 4. WindPrint S4000型相干多普勒激光雷达系统外观
Fig. 4. External view of WindPrint S4000 coherent Doppler lidar
图 5. (a) A100L2型风速测量仪;(b) W200P型风向标
Fig. 5. (a) A100L2 wind speed measuring instrument; (b) W200P wind vane
图 6. 激光雷达实际测量数据(方框)和算法结果(曲线)
Fig. 6. Measurement data (squares) and algorithm result (curve) of Doppler lidar
图 7. 激光雷达与风杯风速计对比。(a)风向;(b)风速
Fig. 7. Comparison of Doppler lidar and anemometer. (a) Wind direction; (b) wind speed
表 1WindPrint S4000型相干多普勒激光雷达系统参数指标
Table1. System parameters of WindPrint S4000 coherent Doppler lidar
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表 2基于7种共轭梯度算法的VAD风场反演方法运行效率比较
Table2. Comparison of running efficiency of the seven conjugate gradient algorithms for wind retrieval method of VAD
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冯长中, 吴松华, 刘秉义. 相干多普勒激光雷达风场反演方法研究与实验印证[J]. 中国激光, 2018, 45(4): 0410001. 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): 0410001.