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风廓线雷达垂直径向速度应用初探

王令 王国荣 古月 李宏宇 马莉 郭金兰 乔林

气象Issue(3):290-296,7.
气象Issue(3):290-296,7.DOI:10.7519/j.issn.1000-0526.2014.03.004

风廓线雷达垂直径向速度应用初探

Application of Wind Profiler Radar Vertical Radial Velocity

王令 1王国荣 1古月 1李宏宇 2马莉 3郭金兰 1乔林1

作者信息

  • 1. 北京市气象台,北京 100089
  • 2. 中国气象局人工影响天气中心,北京 100081
  • 3. 北京市海淀区气象局,北京 100080
  • 折叠

摘要

Abstract

Applications of vertical velocity in forecast are studied by analyzing the vertical beam data of Bei-jing wind profiler radar (WPR)data.The different weather cases are analyzed via vertical velocity classifi-cation display and surface meteorological records.The results show that the vertical velocity measured by WPR is small in clear sky between ±1 m·s-1 .But in precipitation days,boundary vertical velocity is mainly toward to the ground with different speeds between precipitations in different phases.The results indicate that vertical velocity probed by WPR has application values in researching vertical velocity in clear sky,judging the precipitation phases and forecasting precipitation.

关键词

风廓线雷达/垂直速度/降水相态

Key words

wind profiler radar/vertical velocity/precipitation phase

分类

天文与地球科学

引用本文复制引用

王令,王国荣,古月,李宏宇,马莉,郭金兰,乔林..风廓线雷达垂直径向速度应用初探[J].气象,2014,(3):290-296,7.

基金项目

公益性行业(气象)科研专项(201306136)和国家自然科学基金项目(41105024)共同资助 ()

气象

OA北大核心CSCDCSTPCD

1000-0526

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