Increase of effectiveness of two-shaft gas-turbine power units



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Abstract

The article describes the process of creation of a flow model of two-shaft gas-turbine power turbine with regulated vanes. Influence of meridional profile variants on isentropic turbine efficiency is shown. Calculations were carried out in three-dimensional statement taking into account turbulence and real properties of gas The characteristics of the turbine well coinciding with experimental data are received. Authors have plans of next steps for modernization calculation model.

About the authors

Yu S Kustarev

Moscow State Technical University MAMI

д.т.н. проф; МГТУ МАМИ; Moscow State Technical University MAMI

A V Kostyukov

Moscow State Technical University MAMI

к.т.н. доц; МГТУ МАМИ; Moscow State Technical University MAMI

M E Plykin

Moscow State Technical University MAMI

Moscow State Technical University MAMI

References

  1. "Теория авиационных двигателей". Нечаев Ю.Н. ВВИА им. Жуковского 1990
  2. "Техническая газодинамика" Дейч М.Е. 1961
  3. "Газодинамика диффузоров и выхлопных патрубков турбомашин" - Дейч М. Е., Зарянкин А. Б. : Энергия, 1970.
  4. "Turbulence modeling for CFD". Wilcox D.C. Canada, 1993
  5. "Multiscale model for turbulent flows" Menter F.R. 24th fluid dynamics conference. AIAA 1993

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Copyright (c) 2009 Kustarev Y.S., Kostyukov A.V., Plykin M.E.

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This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

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