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MATHEMATICAL MODEL AND NUMERICAL RESEARCH ON MODELING OF THE COIL SPRING OF THE AXLE SUSPENSION OF HIGH-SPEED ELECTRIC TRAINS

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MAQOLA ANNOTATSIYASI

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The article presents a mathematical model and a developed algorithm for numerical studies on the selection of rational parameters of a modernized coil spring for axle box spring suspension of high-speed electric trains, the design of which is protected by patent of the Republic of Uzbekistan for invention No. IAP 05219 [1]

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Teglar

# program# algorithm# stress-strain state# electric rolling stock# vibrations# high-speed electric train# axle box spring suspension# coil springs# calculation method for dynami# MATHCAD 15

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Foydalanilgan adabiyotlar

1.Ибрагимов М.А. Совершенствование конструкции рессорного подвешивания локомотивов. Винтовые цилиндрические пружины:монография. / М.А. Ибрагимов.-МИИТ, 2010.-127 с.2.Branislav Titurus, Jonathan du Bois, Nick Lieven, Robert Hansford. A method for the identification of hydraulic damper characteristics from steady velocity inputs. Mechanical Systems and Signal Processing, 2010, 24, (8), pp. 2868–2887. (2010). 3.Timoshenko S. P.Strength of Materials: Part II –Advanced Theory and Problems. -СПб.: Издательство «Лань», 2002. -672 c.4.Khromova G. A., Mukhamedova Z. G., Yutkina I. S. Optimization of dynamic characteristics of emergency recovery rail service cars. / Monograph. ISBN 978-9943-975-96-6. -Tashkent: “Fan va tekhnologiya”, 2016. -253 p.5.Хромова Г.А., Раджибаев Д.О., Хромов С.А.,Разработка методов расчета на динамическую прочность рамных конструкций локомотивов сложной конфигурации для транспортного машиностроения. Монография.–Т.: «Инновацион ривожланиш нашриёт-матбаа уйи», 2020. –192 с.6.Khromova G., Makhamadalieva M. and Khromov S. Generalized dynamic model of hydrodynamic vibration dampener subject to viscous damping. E3S Web of Conferences, EDP Sciences 264(2021), 05029. https://doi.org/10.1051/e3sconf/2021264050297.Khromova G., Kamalov I. and Makhamadalieva M. Development of a methodology for solving the equations of bending vibrations of the hydro friction damper of the electric train of disk type. AIP Conference Proceedings,2656(1) (2022). https://doi.org/10.1063/5.01088148.Khromova G. A., Makhamadalieva M. A. Development of a mathematical model to justify rational parameters of the spring suspension of the high-speed electric train Afrosiab. // Universum: технические науки: электрон. научн. журн.2022. 10(103). URL: https://7universum. com/ru/tech/archive/item/14404

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