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基于闪电定位监测数据的雷暴特征分析

王红 张永军 陈金根 薛洁 麻军

沙漠与绿洲气象Issue(6):66-69,4.
沙漠与绿洲气象Issue(6):66-69,4.DOI:10.3969/j.issn.1002-0799.2014.06.012

基于闪电定位监测数据的雷暴特征分析

Analysis of Thunderstorm Feature Based on Lightning Location Monitoring Data

王红 1张永军 1陈金根 1薛洁 1麻军1

作者信息

  • 1. 新疆维吾尔自治区防雷减灾中心,新疆 乌鲁木齐830002
  • 折叠

摘要

Abstract

Through analyzing the lightning location monitoring data from 43 sites in Xinjiang in 2012, it is found that the lightning monitoring was well consistent with the manual observation of thunderstorm in the time distribution. Nevertheless, there was a large difference in spatial distribution between Altay and Kashi region. The agreement between thunderstorm observed in the observatories and lightning recorded at the lightning location monitoring stations was as high as 64%, therefore, it showed the monitoring results was effective. The negative cloud-to-ground lightning account for 90%, which was far more than the positive cloud-to-ground lightning, while the intensity of positive cloud-to-ground lightning was greater than the negative cloud-to-ground lightning. The steepness of lightning current mainly distributed between -20 and 20 kA/?s, which is even greater than actual monitoring value of the lightning locator.

关键词

闪电定位/雷暴/新疆

Key words

lightning location/thunder storm/Xinjiang

分类

天文与地球科学

引用本文复制引用

王红,张永军,陈金根,薛洁,麻军..基于闪电定位监测数据的雷暴特征分析[J].沙漠与绿洲气象,2014,(6):66-69,4.

沙漠与绿洲气象

OACSTPCD

1002-0799

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