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多普勒雷达中气旋判据及算法的发展与应用

费海燕 周小刚 王秀明

气象科技进展2016,Vol.6Issue(5):24-29,6.
气象科技进展2016,Vol.6Issue(5):24-29,6.DOI:10.3969/j.issn.2095-1973.2016.05.003

多普勒雷达中气旋判据及算法的发展与应用

The Development and Application of Doppler Radar Mesocyclone Criterion and Algorithm

费海燕 1周小刚 1王秀明1

作者信息

  • 1. 中国气象局气象干部培训学院,北京 100081
  • 折叠

摘要

Abstract

Since more than 90 % of the mesocyclones are accompanied by severe weather such as tornadoes, severe hails, strong winds etc., it is a great signiifcance to identify the mesocyclones and apply to publishing the severe weather warning in real-time for more accurate. At present, only the CINRAD WSR-98D SA / SB in China has mesocyclone algorithm, which was developed by US National Severe Storms Laboratory, and mesocyclone products. While other types of Doppler radar have to recognize mesocyclone by using radial velocity maps artiifcially only. This paper reviews the evolution of the mesocyclone criterion for three stages in the operational application, and analyzes some issues in the third stage. Based on the development of the mesocyclone algorithm, this paper introduces the mesocyclone shear algorithm, mesocyclone algorithm and mesocyclone detection algorithm, and discusses the operational applications and the issues of products from the mesocyclone algorithm.

关键词

中气旋判据/中气旋切变算法/中气旋算法/中气旋探测算法

Key words

mesocyclone/criterion/algorithm/shear/detection

引用本文复制引用

费海燕,周小刚,王秀明..多普勒雷达中气旋判据及算法的发展与应用[J].气象科技进展,2016,6(5):24-29,6.

基金项目

国家自然科学基金项目(41475042);江苏省气象科学研究所北极阁基金 ()

气象科技进展

2095-1973

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