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›› 2003, Vol. 20 ›› Issue (4): 482-487.DOI: 10.7523/j.issn.2095-6134.2003.4.014

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Preliminary Study of the Variety of Stable Atmospheric Boundary Layer in Lanzou City Zone

Liu Yu1, Hu Fei1, Wang Shigong2, Zou Han1, Yang Debao2, Shang Kezheng2   

  1. 1. State Key Laboratory of Atmospheric Boundary Layer Physics and Atmospheric Chemistry, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing 100029, China;
    2. Department of Atmospheric Science, School of Resources & Environment, Lanzhou University, Lanzhou 730000, China
  • Received:2002-10-31 Online:2003-07-10

Abstract:

The serious ai r pollution in Lanzhou city is closely related to the property of atmospheric boundary layer.Discusses the spatiotemporal distribution of the air stability in Lanzhou city and its relation to the weather types, applying 5 statistical methods based on the observed boundary lay er parameters.It's show n that the stable atmospheric boundary layer can occur and develop at day time in winter in Lanzhou city.In addition, the mechanism is studied for further application in the air pollution forecast in Lanzhou city.

Key words: Lanzhou city, stable boundary layer, spatio temporal variety

CLC Number: