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The article presents the development of a modernized design of a motor carriage subway car with a justification of the dynamic and strength parameters, numerical studies were carried out in the programming environment MATHCAD 15. In connection with the massive failure of subway cars for Uzbekistan Temir Yollari JSC, it is necessary to develop a new way to modernize the motorcar rolling stock trolley frames for overhaul in order to improve dynamic performance and increase strength and reliability (specifically, for trolleys of a subway car)

  • Read count 44
  • Date of publication 10-07-2025
  • Main LanguageIngliz
  • Pages7-9
English

The article presents the development of a modernized design of a motor carriage subway car with a justification of the dynamic and strength parameters, numerical studies were carried out in the programming environment MATHCAD 15. In connection with the massive failure of subway cars for Uzbekistan Temir Yollari JSC, it is necessary to develop a new way to modernize the motorcar rolling stock trolley frames for overhaul in order to improve dynamic performance and increase strength and reliability (specifically, for trolleys of a subway car)

Author name position Name of organisation
1 Khromova G. . doctor tech. sciences State Transport University
2 Rajibaev D.O. doctor (of. Sc) tech. sciences State Transport University
3 Mirzarakhimov B.U. master’s student State Transport University
Name of reference
1 1.Spiryagin, M. & Cole C. & Sun, Y.Q. & McClanachan, M. & Spiryagin, V. & McSweeney, T. Design and Simulation of Rail Vehicles. Ground Vehicle Engineering series. 2014. CRC Press. -337 p.2.Popp, K. & Schiehlen, W. System Dynamics and Long-Term Behaviour of Railway Vehicles, Track and Subgrade. 2013. Springer Science and Business Media. 488 p.3.Wang, K. & Huang, C. & Zhai, W. & Liu, P. & Wang, S. Progress on wheel-rail dynamic performance of railway curve negotiation. Journal of Traffic and Transportation Engineering. Vol. 1. No. 3. 2014. P. 209-220.4.Бирюков И.С. & Савоськин А.Н. Механическая часть подвижного состава: Учебник. Москва: Транспорт. 1991. -352 p. [In Russian: Birukov, I.S. & Savos’kin, A.N. Mehanic System of Railway Rolling Stock: A Textbook. Moscow: Transport].5.Камаев, В.А. Оптимизация параметров ходовых частей железнодорожного подвижного состава. М. Машиностроение. 1980. [In Russian: Kamaev, V. A. Optimization of Parameters of Running Parts of Railway Rolling Stock. Moscow. Mechanical Engineering].6.Anyakwo, A. & Pislaru, C. & Ball, A. A New Method for Modelling and Simulation of the Dynamic Behaviour of the Wheel-rail contact. International Journal of Automation and Computing. 2012. Vol. 9. No. 3. P. 237-247.7.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. 8.Khromova G., Radjibaev D. Mathematical model and algorithm for calculating the durability indicators of electric locomotive bogie elements. // International Journal of Advanced Research in Science, Engineering and Technology. –India, 2022.-Volume 9, Issue 10, Pages: 19901-19907. 9.RadjibayevD., Khromova G., Sobirov N., Algorithm and methodology for evaluating realibility indicators of a large gear wheel of a traction gearbox for electric locomotive. // Eurasian Journal of Academic Research, 2023, Volume 3, Issue 2, Part 2, Februare 2023, pp.113–118.10.Avdeeva A., Khromova G., Radjibaev D. Two-axle bogie vibration damping system with additional damping elements //E3S Web of Conferences 365: 2023, Conference paper. Vol. 02003 (2023), CONMECHYDRO-2022, pp.233-240. Available at: https://doi.org/10.1051/e3sconf/202336502003(Scopus).
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