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新疆昌吉绿洲地表辐射收支特征

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利用新疆昌吉佃坝绿洲区陆气相互作用观测站 2020 年 3-11 月的地表辐射观测数据和同期的天气现象观测记录数据,定量分析昌吉绿洲区不同时间尺度和不同天气条件下的地表辐射变化特征.结果表明:(1)辐射分量日均值和日峰值时间有季节性差异,特殊天气现象对辐射通量有影响.(2)地表辐射月曝辐量随季节变化显著.(3)地表反照率月平均日变化季节性明显,晴天时地表反照率呈平滑的"U形"曲线,非晴天时曲线变化皆不规则、不平滑.(4)不同天气下辐射分量有独特日变化特征,轻雾、雨天、大风、扬沙、多云天等典型天气会给辐射分量带来不同程度的衰减,雨天、大风和多云天气衰减最明显.
Characteristics of Surface Radiation Budget in Changji Oasis,Xinjiang
The surface radiation observation data and weather phenomenon observation record data from March to November 2020 of the Dianba oasis area of Changji in Xinjiang,were used to quantitatively analyze the characteristics of surface radiation changes in Changji oasis area at different time scales and under different weather conditions.The results showed that:(1)There are seasonal differences between the daily mean value and the daily peak time of radiation components,and special weather phenomena has an impact on the radiation flux.(2)The monthly exposure to surface radiation varies significantly with seasons.(3)The monthly average daily variation of the surface albedo is obvious,and the surface albedo shows a smooth"U-shaped"curve on sunny days,and the curve changes irregularly and smoothly on non-sunny days.(4)The radiation component has unique daily variation characteristics under different weathers,and typical weather such as light fog,rainy days,strong winds,blowing sand,and cloudy days will bring different degrees of attenuation to the radiation component,and the attenuation of rainy days,strong winds and cloudy weather is the most obvious.

radiation changesurface albedotypical weatherChangji

柳英、阿吉古丽·沙依提、买买提艾力·买买提依明、王豫、刘永强、杨帆

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新疆大学地理与遥感科学学院,新疆 乌鲁木齐 830017

中国气象局乌鲁木齐沙漠气象研究所/新疆塔克拉玛干沙漠气象国家野外科学观测研究站/中国气象局塔克拉玛干沙漠气象野外科学试验基地,新疆 乌鲁木齐 830002

新疆沙漠气象与沙尘暴重点实验室,新疆 乌鲁木齐 830002

中国气象局树木年轮理化重点实验室,新疆 乌鲁木齐 830002

新疆绿洲生态重点实验室,新疆 乌鲁木齐 830017

新疆气象学会,新疆 乌鲁木齐 830002

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辐射变化 地表反照率 典型天气 昌吉

科技创新团队(天山创新团队)项目中国气象局乌鲁木齐沙漠气象研究所科技发展基金自治区共享平台项目国家自然科学基金项目

2022TSYCTD0007KJFZ202302PT220341875023

2024

沙漠与绿洲气象
新疆维吾尔自治区气象学会 中国气象局乌鲁木齐沙漠气象研究所

沙漠与绿洲气象

CSTPCD
影响因子:1.007
ISSN:1002-0799
年,卷(期):2024.18(1)
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