Abstract
Hydrodynamic models of the low-viscosity fluid flow through the turbopump bearing and flowing fluid loads on the bearing parts are considered. Examples of calculations are given.
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References
Gakhun, G.G., Baulin, V.I., Volodin, V.A., et al. Konstruktsiya i proektirovanie zhidkostnykh raketnykh dvigatelei (Structure and Design of Liquid-Propellant Rocket Engines), Moscow: Mashinostroenie, 1989.
Baibikov, A.S. and Karakhan’yan, V.K., Gidrodinamika vspomogatel’nykh traktov lopastnykh mashin (Hydrodynamics of Auxiliary Paths of Blade Machines), Moscow: Mashinostroenie, 1982.
Silaev, B.M., About the Calculation of Pumping Fluid for Lubricating and Cooling the Bearing, Vestnik Mashinostroeniya, 1981, no. 9, pp. 27–30.
Gavrilyuk, A.M., Korostashevskii, R.V., and Starshinov, E.M., Investigation of the Thermal Regime of Pump Ball Bearings, Sbornik Nauchnykh Trudov NPO VNIPP, 1991, no. 2, pp. 37–48.
Sharp, J.J.M., Hydraulic Modelling, London: Butterworths, 1981.
Gupta, P.K., Advanced Dynamics of Rolling Elements, Berlin: Springer-Verlag, 1984.
Gupta, P.K. and Gibson, H.G., Real-Time Modeling of Thermal Interactions in Cryogenic Ball Bearings, NASA Technical Report no. NASA/TP-2019-220130, Washington: NASA, 2019.
Ivanov, A.V. and Pupynin, A.V., Analysis of the Results of Comparative Model Tests of High-Speed TPU LPRE Rotor Ball Bearings, Vestnik VGTU, 2011, vol. 7, no. 12–1, pp. 63–67.
Naryshkin, V.N., Some Issues of Bearing Performance in the Low Viscosity Fluids Flow, Podshipnikovaya Promyshlennost’, 1971, no. 2, pp. 19–24.
Bagautdinov, A.R. and Filippov, A.A., Structural Measures to Improve the Performance Reliability of Rotary Journal Bearings of Liquid-Propellant Rocket Engines Turbo-Pump Units, Materialy mezhdunarodnoi molodezhnoi nauchnoi konferentsii “XXIII Tupolevskie Chteniya (shkola molodykh uchenykh)” (Proc. Int. Youth Sci. Conf. “XXIII Tupolev Readings”), Kazan, 2017, vol. 1, pp. 1037–1042.
Polyakov, V.I. and Shapiro, A.S., Studies in Turbopumps and Their Development at the Isaev Chemical Machine Engineering Design Bureau, Kosmonavtika i Raketostroenie, 2004, no. 1 (34), pp. 146–153.
Korostashevskii, R.V. and Silaev, B.M., The Influence of Design Parameters on the Operation of Bearings in Liquid Media, Sbornik Nauchnykh Trudov NPO VNIPP, 1981, no. 2(108), pp.73–87.
Nosaka, M. and Kato, T., Cryogenic Tribology in High-Speed Bearings and Shaft Seals of Rocket Turbopumps, in Tribology—Fundamentals and Advancements, Gegner, J., Ed., URL: https://www.intechopen.com/books/tribology-fundamentals-and-advancements/cryogenic-tribology-in-high-speed-bearings-and-shaft-seals-of-rocket-turbopumps.
Hannum, N.P. and Nielson, C.E., The Performance and Application of High Speed Long Life LH2 Hybrid Bearings for Reusable Rocket Engine Turbomachinery, NASA Technical Memorandum 83417, Washington: 1983, URL: https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19830018652.pdf.
Merriman, T.L. and Kannel, J.W., High Pressure Oxygen Turbopump Bearing Cage Stability Analyses, NASA Technical Report NASA-CR-170991, Washington: NASA, 1984, URL: https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19840011747.pdf
Silaev, B.M., Tribologiya detalei mashin v malovyazkikh smazochnykh sredakh (Tribology of Machine Parts in Low-Viscosity Lubricants), Samara: Izd. SGAU, 2008.
Choe, B.S., Lee, J.K., Jeon, D., and Lee, Y., Numerical Study of Cage Dynamics Focused on Hydrodynamic Effects of Guidance Land Clearances for Different Ball-Pocket Clearances in Cryogenic Environments, ASME. J. of Engineering for Gas Turbines and Power, 2018, vol. 140, issue 4, 042502.
Zhuikov, D.A. and Nazarov, V.P., Numerical Simulation of the Flow in the Rotation Cavities of Turbopump Assembly, Izv. Vuz. Av. Tekhnika, 2016, vol. 59, no. 1, pp. 126–131 [Russian Aeronautics (Engl. Transl.), vol. 59, no. 1, pp. 138–144].
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Russian Text © The Author(s), 2020, published in Izvestiya Vysshikh Uchebnykh Zavedenii, Aviatsionnaya Tekhnika, 2020, No. 1, pp. 97–102.
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Murashkin, V.V., Bruyaka, V.A., Danil’chenko, A.I. et al. Hydrodynamic Loads on Bearing Elements of the Liquid-Propellant Rocket Engine Turbopump. Russ. Aeronaut. 63, 105–110 (2020). https://doi.org/10.3103/S1068799820010158
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DOI: https://doi.org/10.3103/S1068799820010158