Dyakonenko K. The influence of material properties and structural features of the GTE blading on its natural vibration characteristics

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0412U003057

Applicant for

Specialization

  • 05.02.09 - Динаміка та міцність машин

19-04-2012

Specialized Academic Board

Д 64.180.01

A. Podgorny Institute of Mechanical Engineering Problems of the National Academy of Sciences of Ukraine

Essay

The object of research are the blades, bladed wheels and rotor of GTE. The purpose of research - patterns of constructive factors and material properties influence on the natural vibrations spectrum of the considered objects establishing. Used three-dimensional finite element method, computers. The novelty consists in integrating a variety of factors (geometrical shape and anisotropy of single crystal blades with vortex cooling matrix, the conditions of bladed wheel shrouding interaction, etc.) studying the natural vibrations spectrum of these systems. The summaries and recommendations may be used when designing new and upgrading existing blading on the machine-building enterprises. The results of practical use on the SE GTRP Complex "Zorya-Mashproekt" and SE ZMKB "Ivchenko-Progress". Area of the possible use of the results - machine building and energetics.

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