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平衡汽球探测研究山区流场特征和大气扩散参数
引用本文:蒋维楣,周朝辅,李宗恺,潘云仙,朱曾望,唐士豹.平衡汽球探测研究山区流场特征和大气扩散参数[J].环境科学学报,1985,5(2).
作者姓名:蒋维楣  周朝辅  李宗恺  潘云仙  朱曾望  唐士豹
作者单位:南京大学气象系 (蒋维楣,周朝辅,李宗恺,潘云仙),渡口市环境保护科研监测站 (朱曾望),渡口市环境保护科研监测站(唐士豹)
摘    要:本文介绍了用平衡汽球探测法在山区工业基地研究大气边界层流场特征和大气扩散规律的结果.分析发现明显的山谷风环流、河谷渠道效应以及漫烟现象和局地工业热源影响等流场特征,实测得到三维大气扩散参数.文章还讨论了用有限数列的滑动平均计算大气扩散参数遇到的问题.用数学模拟方法分析了滑动平均时间间隔与采样时间的关系.

收稿时间:1984/4/15 0:00:00

A STUDY ON FEATURES OF FLOW FIELD AND ATMOSPHERIC DISPERSION PARAMETERS IN MOUNTAINOUS AREA BY BALANCED BALLOONS
Jiang Weimei,Chou Chaofu,Li Zongkai,Pan Yunxian,Zhu Zengwang and Tang Shibao.A STUDY ON FEATURES OF FLOW FIELD AND ATMOSPHERIC DISPERSION PARAMETERS IN MOUNTAINOUS AREA BY BALANCED BALLOONS[J].Acta Scientiae Circumstantiae,1985,5(2).
Authors:Jiang Weimei  Chou Chaofu  Li Zongkai  Pan Yunxian  Zhu Zengwang and Tang Shibao
Institution:Department of Meteorology, Nanjing University,Department of Meteorology, Nanjing University,Department of Meteorology, Nanjing University,Department of Meteorology, Nanjing University,Environmental Monitoring Station, Dukou City and Environmental Monitoring Station, Dukou City
Abstract:Results of this study on features of flow field and atmospheric diffusion parameters are described in the paper. The analysis shows that there are some obvious and significant flow patterns in mountainous area, such as valley breeze, channel wind, fumigation and thermal effect of industrial sources etc. The parameters in three dimensions have been obtained by probing on site.In this paper, some of the problems associated with the calculation of parameters by the method of sliding average using limited number of data are discussed. By using mathematical simulation, the relationship between sampling time and time interval of the sliding average has been analyzed.
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