2007年7月31日暴雨过程卫星云图和雷达对比分析  

Contrastive Analysis of Satellite Cloud Image and Radar of Rainstorm Process on July 31st,2007

作　　者：才奎志[1,2] 袁子鹏[1] 孙晓巍[1] 桑明刚[1] 曲荣强[1] 

机构地区：[1]南京大学大气科学学院,江苏南京210009 [2]辽宁省气象台,辽宁沈阳110016

出　　处：《安徽农业科学》2010年第27期15112-15114,共3页Journal of Anhui Agricultural Sciences

摘　　要：使用卫星红外云图和多普勒雷达资料,分析2007年7月31日～8月1日暴雨过程,其中抚顺、海城降水量超过100m,抚顺、丹东6h降水量都在50mm以上。通过强降水时段的分析发现,云团发展到成熟时期结构略有倾斜,降水大值中心灰度值及其与周围的梯度都较大。Based on the data of satellite cloud image and Doppler radar,the rainstorm process from July 31st,2007 to August 1st,2007 in Liaoning was analyzed.The precipitation in Fushun and Haicheng was more than 100 mm,and 6 h precipitation in Fushun and Dandong was more than 50 mm.Through the analysis of strong precipitation period,the structure of clouds had a little decline from the stage of development to maturity.The gray value and gradient degree around were both larger in the center of heavy precipitation.

关 键 词：卫星云图 多普勒雷达 灰度值 回波强度 

分 类 号：P332.1[天文地球—水文科学]