钠激光雷达、流星雷达和中频雷达是测量中间层顶水平风场的三个重要手段. Hawaii地区在2002~2005年间同时存在这三种仪器,多次进行了对中间层大气水平风场的同时观测.通过对2002年7月9日晚和2003年10月23日晚这三种设备连续8h同时探测的风场数据进行对比分析,发现钠激光雷达与流星雷达观测的径向风和纬向风结果比较吻合,并且都远大于(约两倍)中频雷达观测的结果.风场的夜平均垂直廓线表明,在速度较小并且风速变化比较平稳时,中频雷达能够表现出与钠激光雷达和流星雷达相对较好的一致性;反之,差异较大.
参考文献
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