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VIBRATIONS OF A CURVED VISCOELASTIC PIPE WITH INTERNAL PRESSURE

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ARTICLE ANNOTATION

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The article analyzes a resolving system of equations of free oscillations of thin-walled multilayer curved composite viscoelastic pipes with internal pressure. For two types of boundary conditions, depending on internal pressure, geometric and structural factors, their proper oscillation is investigated. Taking into account the initial irregularities of the cross section and the rheological properties of the material, the dynamic state of a composite viscoelastic pipe under pressure is considered. The results of numerical analysis of the spectra of lower complex natural frequencies depending on internal pressure, geometric, structural factors, rheological properties and boundary conditions are presented. Ten primary private forms are constructed. The results of the solution are compared with known solutions and experimental results

AUTHORS

R.Ravshanova

Navoiy davlat konchilik va texnologiyalar universiteti

M.Ishmamatov

Navoiy davlat konchilik va texnologiyalar universiteti

Z.Tursinboyeva

Navoiy davlat konchilik va texnologiyalar universiteti

Tags

# колебания# гибкость# flexibility# граничные условия# fluctuations# egiluvchanlik# initial irregularities of the se# viscoelastic pipe# вязкоупругая труба# tebranishlar# kesimning dastlabki tartibsizlik# chegara shartlari# qayishqoqelastik quvur# начальные неправильности сечения# boundary conditions

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