Knowledge Resource Center for Ecological Environment in Arid Area
DOI | 10.1007/s00704-016-2014-4 |
The different influence of the residual layer on the development of the summer convective boundary layer in two deserts in northwest China | |
Zhao Lin1; Han Bo1; Lv Shihua1,2![]() | |
通讯作者 | Han Bo |
来源期刊 | THEORETICAL AND APPLIED CLIMATOLOGY
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ISSN | 0177-798X |
EISSN | 1434-4483 |
出版年 | 2018 |
卷号 | 131期号:3-4页码:877-888 |
英文摘要 | The development of the atmospheric boundary layer is closely connected with the exchange of momentum, heat, and mass near the Earth’s surface, especially for a convective boundary layer (CBL). Besides being modulated by the buoyancy flux near the Earth’s surface, some studies point out that a neutrally stratified residual layer is also crucial for the appearance of a deep CBL. To verify the importance of the residual layer, the CBLs over two deserts in northwest China (Badan Jaran and Taklimakan) were investigated. The summer CBL mean depth over the Taklimakan Desert is shallower than that over the Badan Jaran Desert, even when the sensible heat flux of the former is stronger. Meanwhile, the climatological mean residual layer in the Badan Jaran Desert is much deeper and neutrally stratified in summer. Moreover, we found a significant and negative correlation between the lapse rate of the residual layer and the CBL depth over the Badan Jaran Desert. The different lapse rates of the residual layer in the two regions are partly connected with the advection heating from large-scale atmospheric circulation. The advection heating tends to reduce the temperature difference in the 700 to 500-hPa layer over the Badan Jaran Desert, and it increases the stability in the same atmospheric layer over the Taklimakan Desert. The advection due to climatological mean atmospheric circulation is more effective at modulating the lapse rate of the residual layer than from varied circulation. Also, the interannual variation of planetary boundary layer (PBL) height over two deserts was found to covary with the wave train. |
英文关键词 | Residual layer Surface sensible heat flux Badan Jaran Desert Taklimakan Desert Advection heating |
类型 | Article |
语种 | 英语 |
国家 | Peoples R China |
收录类别 | SCI-E |
WOS记录号 | WOS:000423574800003 |
WOS关键词 | LAND-SURFACE ; SCALE ; PRECIPITATION ; EVOLUTION ; SIMULATIONS ; IMPACT ; SHEAR |
WOS类目 | Meteorology & Atmospheric Sciences |
WOS研究方向 | Meteorology & Atmospheric Sciences |
资源类型 | 期刊论文 |
条目标识符 | http://119.78.100.177/qdio/handle/2XILL650/213442 |
作者单位 | 1.Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Key Lab Land Surface Proc & Climate Change Cold &, Lanzhou 730000, Gansu, Peoples R China; 2.Chengdu Univ Informat Technol, Sch Atmospher Sci, Chengdu 610225, Sichuan, Peoples R China |
推荐引用方式 GB/T 7714 | Zhao Lin,Han Bo,Lv Shihua,et al. The different influence of the residual layer on the development of the summer convective boundary layer in two deserts in northwest China[J],2018,131(3-4):877-888. |
APA | Zhao Lin,Han Bo,Lv Shihua,Wen Lijuan,Meng Xianhong,&Li Zhaoguo.(2018).The different influence of the residual layer on the development of the summer convective boundary layer in two deserts in northwest China.THEORETICAL AND APPLIED CLIMATOLOGY,131(3-4),877-888. |
MLA | Zhao Lin,et al."The different influence of the residual layer on the development of the summer convective boundary layer in two deserts in northwest China".THEORETICAL AND APPLIED CLIMATOLOGY 131.3-4(2018):877-888. |
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