Strength calculation of parts based on stress state stiffness


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Abstract

In the framework of this research it is shown that strength calculation of the most critical parts requires taking into account the parameter of stress state stiffness determined by the G. A. Smirnov-Alyaev. A method for estimating the level of strain of parts and diagnosing the most critical zones of parts based on dimensionless energy and complex criteria is proposed. The effectiveness of the method that can be used not only to diagnose critical zones, but also to optimize the geometric parameters of the design of critical parts, is shown.

About the authors

A. S. Bukatyi

Samara National Research University;
“Aviaagregat” JSC

Author for correspondence.
Email: bukaty@inbox.ru
ORCID iD: 0000-0002-8570-5370

Doctor of Science (Engineering), Associate Professor;
Head of Laboratory

Russian Federation

S. A. Bukatyi

Samara National Research University

Email: bukaty_sa@mail.ru
ORCID iD: 0000-0002-3617-9095

Doctor of Science (Engineering), Professor

Russian Federation

References

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  3. Fridman Ya.B. Mekhanicheskie svoystva metallov. Ch. 1. Deformatsiya i razrushenie [Mechanical properties of metals. Part one. Deformation and fracture]. Moscow: Mashinostroenie Publ., 1974. 472 p.
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  5. Smirnov-Alyaev G.A. Soprotivlenie materialov plasticheskomu deformirovaniyu. Inzhenernye metody rascheta operatsiy plasticheskoy obrabotki materialov [Resistance of materials to plastic deformation. Engineering methods for calculating operations of plastic working of materials]. M.-L.: Mashgiz Publ., 1961. 463 p.
  6. Smirnov-Alyaev G.A. Mekhanicheskie osnovy plasticheskoy obrabotki metallov. Inzhenernye metody [Mechanical principles of plastic working of metals. Engineering methods]. Leningrad: Mashinostroenie Publ., 1968. 272 p.
  7. Smirnov-Alyaev G.A. Soprotivlenie materialov plasticheskomu deformirovaniyu. Inzhenernye raschety protsessov konechnogo formoizmeneniya materialov [Resistance of materials to plastic deformation. Engineering calculations of the processes of final forming of materials]. Leningrad: Mashinostroenie Publ., 1978. 368 p.
  8. Peterson R.E. Stress concentration factors. New York: John Wiley & Sons, 1974.

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