Century spectra of temperature fluctuations in the atmospheric boundary layer for the cities of Tsimlyansk and Tomsk

被引:0
|
作者
Nosov, V. V. [1 ]
Lukin, V. P. [1 ]
Nosov, E., V [1 ]
Torgaev, A., V [1 ]
机构
[1] VE Zuev Inst Atmospher Opt SB RAS, 1 Academician Zuev Sq, Tomsk 634055, Russia
来源
26TH INTERNATIONAL SYMPOSIUM ON ATMOSPHERIC AND OCEAN OPTICS, ATMOSPHERIC PHYSICS | 2020年 / 11560卷
关键词
atmospheric turbulence; spectrum of air temperature fluctuations; Tsimlyansk; Tomsk; RANGE;
D O I
10.1117/12.2575155
中图分类号
P4 [大气科学(气象学)];
学科分类号
0706 ; 070601 ;
摘要
New results of constructing a temporary frequency spectrum of air temperature fluctuations for the extended time range from mesometeorological to intra-century intervals for 67 full years of observation period for Tsimlyansk city and from micrometeorological to intra-century intervals for the period of 138 full years of observations for Tomsk city are presented. The spectra are composed of the adjacent intervals, based on the following data sources: I) databases of daily measurements of air temperature and precipitation, II) databases of eight-terms observations of the main meteorological parameters, III) own measurements data of air temperature fluctuations using the ultrasonic meteorological system AMK-03. Spectrum for Tsimlyansk is composed of intervals I and II, for Tomsk - I, II and III. Range of the spectrum temporal frequencies for Tsimlyansk: 4.7.10(-10) Hz - 4.6.10(-5) Hz, for Tomsk: 2.3.10(-10) Hz - 8.10(1) Hz. The results confirm the form of temperature fluctuations spectrum known from the literature.
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页数:5
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