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南京城郊、乡村大气边界层内温度特征初步分析
ANALYSIS OF THE TEMPERATURE FEATURES IN THE ATMOSPHERIC BOUNDARY LAYER IN THE SUBURBS AND OUTSKIRTS OF NANJING
【摘要】 根据南京北郊城、乡边界层500m内的温度资料,分析了不同稳定度时的温度廓线特征,并进行拟合。研究结果表明;对数加线性律精度较高;位于平原地区的边界层下部也存在逆温中心;Anfossi等提出的夜间辐射逆温厚度演变模式有较好的应用性。
【Abstract】 Based on the temperature data of the atmospheric boundarylayer below 500m in the northern suburbs and outskirts of Nanjing,the temperature profile in different degrees of stability is analysedand fitted. It is shown that the logarithmic-linear law is good in preci-sion and there also exists an inversion centre in the lower boundarylayer in the flatlands. The thickness evolution model of nocturnalrdiation inversion suggested by Anfossi is found to be applicable.
【关键词】 大气边界层;
温度;
稳定度;
数值模拟;
【Key words】 stmospheric boundary layer; temperature; stability; numerical simulation;
【Key words】 stmospheric boundary layer; temperature; stability; numerical simulation;
- 【文献出处】 南京气象学院学报 ,Journal of Nanjing Institute of Meteorology , 编辑部邮箱 ,1991年04期
- 【被引频次】4
- 【下载频次】62