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Information × Registration Number 0222U003053, 0117U000876 , R & D reports Title Methods of modeling and improving of aerohydrodynamic and aeroelastic processes in flow parts of turbomachines of various types popup.stage_title Head Rusanov Andrii V., Доктор технічних наук Registration Date 17-02-2022 Organization A. Podgorny Institute of Mechanical Engineering Problems of the National Academy of Sciences of Ukraine popup.description2 The following fundamental and practical tasks were solved during the research work: methods of describing 3D geometry of flow parts of radial-axial turbines and axial-radial compressors were generalized, algorithms and programs of mathematical modeling of working processes in flow parts of power machines were improved, numerical studies of the flow in the flow parts of steam turbines were carried out, regularities of influence of basic geometrical and mode parameters of flow parts of steam turbines on energy characteristics are established, laws of influence of basic geometrical and mode parameters on characteristics of radial-axial turbines are numerically investigated and established in the three-dimensional flow of viscous gas, mathematical models and numerical analysis of the impact on the aeroelastic behavior of the blades taking into account the interaction of adjacent stages in the compartment of the turbine unit was improved, developed new mathematical models and numerical analysis of the impact on the aeroelastic blade behavior of the partial modes and asymmetric exhaust compartment, conducted a numerical analysis of the impact of aeroelastic blades vibrations on energy consumption and development of recommendations for improving the efficiency and reliability of the turbomachine based on reducing non-stationary loads and amplitudes of blades incompressible fluid, the working processes in the flow parts of hydroturbines for HPPs and pump-turbines for PSPs are investigated by methods of mathematical modeling of spatial viscous flows of incompressible fluid. Product Description popup.authors popup.nrat_date 2022-03-09 Close