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JOURNALS // Vestnik Sankt-Peterburgskogo Universiteta. Seriya 10. Prikladnaya Matematika. Informatika. Protsessy Upravleniya // Archive

Vestnik S.-Petersburg Univ. Ser. 10. Prikl. Mat. Inform. Prots. Upr., 2016 Issue 3, Pages 53–61 (Mi vspui298)

This article is cited in 1 paper

Applied mathematics

Investigation of the influence of gas transmission parameters on flow characteristics

N. N. Ermolaeva

St. Petersburg State University, 7–9, Universitetskaya nab., St. Petersburg, 199034, Russian Federation

Abstract: The mathematical models of a multicomponent gas mixture transmission on the shelf of the Northern Seas in different regimes are presented. Behavior regularities of the pressure, velocity and temperature along the pipeline route in the hyper-pressure range are investigated. The resulting conclusions are illustrated by the diagrams of these value distributions, which were constructed from calculations using presented model. Influence of inlet temperature on the acceptable pressure value is investigated. The factors influencing the efficiency of the sea gas-pipeline are discussed. Refs 4. Figs 4.

Keywords: gas-pipelines, hyper-pressure, mathematical models, the behavioral characteristics of velocity, of temperature and of density of thermodynamic model, the influence of heat exchange processes.

UDC: 532.517+532.542

Received: April 17, 2016
Accepted: May 26, 2016

DOI: 10.21638/11701/spbu10.2016.305



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