Vol. 27 No. 4 (2024)

View Vol. 27 No. 4 (2024)

Published: 2025-03-12

Aerohydrodynamics and heat-mass transfer

Enhancement of Aeroengine Combustion Chamber Air Cooling Holes Design for Emission Reduction and Pattern Factor Control

Masoud Hajivand

6-21
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Features of the Calculated Determination of the Thermal State of the Turbo Generator Brush-Contact Device

Anton Ye. Kovryha

22-30
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Dynamics and Strength of Machines

Deformation of Threaded Metal – Composite Couplings Under the Action of Gas-Dynamic Loads

Konstantin V. Avramov, Maryna V. Chernobryvko, Volodymyr V. Kombarov, Sergiy I. Plankovskyy, Yevgen V. Tsegelnyk

31-39
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First Basic Problem of Elasticity Theory for a Composite Layer with Two Thick-Walled Tubes

Oleksandr Yu. Denshchykov, Valentyn P. Pelykh, Yaroslav V. Hrebeniuk, Vitaliy Yu. Miroshnikov

40-50
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Behavior of Functionally Graded Porous Plate in Bending with Smoothed Element

Lan Hoang Ton-That

51-58
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Power Engineering

Optimal Thermal Output of an Absorption Heat Pump with Steam Heating Integrated in a PT-60/70-130/13 Steam Turbine

Oleksandr L. Shubenko, Viktoriia O. Tarasova, Mykola Yu. Babak, Oleksii Yu. Boiarshynov

59-72
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Applied mathematics

Adaptive Refinement of Segmented Object Contour Based on the Brightness of Neighboring Pixels Using the Ensemble Method

Vladyslav D. Koniukhov

73-78
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