一次北京暴雨的环流成因分析  

Analysis of Circulational Cause for a Case of Heavy Rainfall in Beijing

作　　者：葛国庆[1] 钱婷婷[1] 陶祖钰[1] 

机构地区：[1]北京大学物理学院大气科学系暴雨监测和预测国家重点实验室,北京100871

出　　处：《气象》2002年第9期3-7,共5页Meteorological Monthly

摘　　要：对 2 0 0 1年 8月 1 9日发生在北京的暴雨通过诊断分析解释了其环流成因。结果表明 ,这是一次典型的由中纬度斜压系统引起的大尺度暴雨过程 。The circulational cause of heavy rainfall of Beijing on 19 August,2001 is given through diagnostic analysis.The results show that it is a typical large scale heavy rainfall which is related to the middle latitude baroclinic disturbance.The mechanism of the heavy rainfall could be revealed by the qusai-geostrophic theory.This study is a complement to the heavy rainfall research which was concentrated on mesocale convective system nowadays.

关 键 词：暴雨 准地转 诊断分析 云图 发生机制 雨量图 

分 类 号：P458.121[天文地球—大气科学及气象学]