Influence of thermal nonunifirmity on elastic vibrations of the gas turbine blades

Authors

  • Юрий Адольфович Быков Институт проблем машиностроения им А.Н. Подгорного НАН Украины ул. Дм. Пожарского 2/10, г. Харьков, Украина, 61000, Ukraine
  • Виталий Исаевич Гнесин Институт проблем машиностроения им А.Н. Подгорного НАН Украины ул. Дм. Пожарского 2/10, г. Харьков, Украина, 61000, Ukraine

DOI:

https://doi.org/10.15587/1729-4061.2011.1436

Keywords:

Natural frequencies and modes, turbomachine blade dynamics, thermal field

Abstract

In the paper results of numerical simulation of elastic vibrations of gas turbine blades with non-uniform temperature distribution and cooling are presented. The results of analysis of natural frequencies of blade vibrations are demonstrated

Author Biographies

Юрий Адольфович Быков, Институт проблем машиностроения им А.Н. Подгорного НАН Украины ул. Дм. Пожарского 2/10, г. Харьков, Украина, 61000

Кандидат технических наук, ведущий инженер отдела

Отдел нестационарной газодинамики и аэроупругости

Виталий Исаевич Гнесин, Институт проблем машиностроения им А.Н. Подгорного НАН Украины ул. Дм. Пожарского 2/10, г. Харьков, Украина, 61000

Доктор технических наук, профессор, заведующий отделом

Отдел нестационарной газодинамики и аэроупругости

References

  1. Воробьев Ю.С. Влияние температурной неоднородности на колебания охлаждаемых монокристаллических лопаток газовых турбин [Текст] / Ю.С.Воробьев, К.Ю. Дьяконенко, С.Б. Кулишов, А.Н. Скрицкий // Вестник двигателестроения. – №3 – 2009. – С.140-143.
  2. Победря Б.Е. Численные методы в теории упругости и пластичности [Текст] / Б.Е. Победря, – М.: Изд-во МГУ, 1995. – 366 с.
  3. Колтунов М.А. Прикладная механика деформируемого твердого тела [Текст] / М.А. Колтунов, А.С.Кравчук, В.П. Майборода – М.: Высш. школа, 1983. – 349 с.
  4. Bolcs A. Aeroelasticity in Turbomachines. Comparison of Theoretical and Experimental Cascade Results [Текст] / A.Bolcs, T.H. Fransson // Communication du Laboratorie de Thermique Appliquee et de Turbomachines, Lausanne, EPFL. – 1986. – №13. – 230 p.
  5. Быков Ю.А. Численное моделирование упругих колебаний лопаток турбо-машин [Текст] / Ю. А. Быков, В. И. Гнесин // Вост.-Европ. журн. передо-вых технологий. – №3/7. – 2011. – С.62-65.
  6. Бабаков И.М. Теория колебаний. – М.:Наука – 1968. – 560 с.

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How to Cite

Быков, Ю. А., & Гнесин, В. И. (2011). Influence of thermal nonunifirmity on elastic vibrations of the gas turbine blades. Eastern-European Journal of Enterprise Technologies, 4(7(52), 23–25. https://doi.org/10.15587/1729-4061.2011.1436

Issue

Vol. 4 No. 7(52) (2011): Applied mechanics

Section

Applied mechanics

License

Copyright (c) 2014 Юрий Адольфович Быков, Виталий Исаевич Гнесин

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