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JOURNALS // Vestnik Tomskogo Gosudarstvennogo Universiteta. Matematika i Mekhanika // Archive

Vestn. Tomsk. Gos. Univ. Mat. Mekh., 2012 Number 4(20), Pages 56–65 (Mi vtgu279)

This article is cited in 2 papers

MECHANICS

The mathematical model and results of numerical calculations of sedimentation tank cooling upon desublimation of the flow of $\mathrm{UF}_6$ and light impurities

S. M. Gubanov, A. Yu. Krainov

Tomsk State University

Abstract: A physico-mathematical model of sedimentation tank cooling (ST) with cold air for desublimation of a flow of uranium hexafluoride with admixtures of hydrogen fluoride is presented. The model is based on gas dynamics equations written for a ramified network of pipelines. The simulation results for different operating modes of the sedimentation tanks are presented. It is shown that technical characteristics of the VKhM 0.54/0.6 air-cooling machine are sufficient to provide for the technological process of uranium hexafluoride and hydrogen fluoride desublimation in sedimentation tanks.

Keywords: uranium hexafluoride, impurities, cooling, desublimation, mathematical modeling.

UDC: 533.6.011.72

Received: 26.07.2012



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