Actual problems of Mathematics, Physics and Mecanics
Actual problems in modern technical sciences
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Actual problems in modern technical sciences
IMPROVEMENT OF THE LINING DESIGN OF THE END COVER OF THE WET SELF-CRUSHING MILL
The work examines improving the efficiency of the wet self-crushing mill by modernizing the face lining design. High wear of lining elements under the intensive influence of ore-spherical mixture leads to a reduction in service life and an increase in operating costs. Based on the analysis of the...
3 November 2025, 22:00
PHASE EVOLUTION AND HEAT-TRANSFER ANALYSIS OF 34CrNi3Mo STEEL USING A COUPLED CALPHAD–FEM FRAMEWORK
This study presents a combined computational approach to the analysis of phase changes and heat transfer of 34CrNi3Mo steel during heat treatment. CALPHAD-based thermodynamic modeling was combined with finite-element modeling in COMSOL Multiphysics. The main conversion points and stable phases -...
3 November 2025, 22:00
ANALYSIS OF COMPOSITION AND PROPERTIES OF HIGHMANGANESE CORROSION-RESISTANT STEEL
The purpose of the study is the ductility of the details used in the mining industry. Particular attention is paid to the role of mechanisms in the grinding process. Also, factors such as fracture processes in the details of crushers operating under high load, their service life, impact of shock...
3 November 2025, 22:00
АNАLYSIS OF MODЕLS АND АLGORITHMS FOR MАNАGING USЕR DАTА IN А RЕАL TIMЕ SYSTЕM
Big Dаtа tеchnologiеs аrе usеd to аchiеvе аny typе of аnаlysis in а wаy thаt cаn bе diаgnosеd аt high spееd аnd on thе bаsis of probаblе dаtа, thеrеby hеlping to improvе thе еfficiеncy of dеcision-mаking аt thе humаn аnd mаchinе lеvеls. Principlеs of distributеd computing аrе cеntrаl to Big Dаtа...
3 October 2025, 21:50
HIGH-TEMPERATURE GRAPHITIZATION OF AMORPHOUS CARBON MATERIALS PRODUCED FROM LOCAL RAW MATERIALS
The graphitization of amorphous carbon is an attractive process for enhancing the properties of carbon materials used in electrical and metallurgical applications. This study investigates the graphitization kinetics of tube-shaped samples fabricated from a mixture of coke and molasses. Samples were...
3 October 2025, 21:50
VIBRATION PATTERNS OF THE MESH SURFACE OF A RICE SORTING MACHINE IN RELATION TO THE STIFFNESS COEFFICIENTS OF ITS ELASTIC ELEMENT
This article presents an analysis of the patterns of vibration of the mesh surface of a sorting machine equipped with a cam mechanism with an elastic element, taking into account the stiffness coefficient of the elastic element. As a result of the conducted research, the stiffness coefficient of...
3 October 2025, 21:50
OPTIMIZATION OF THE WORKING ORGAN PARAMETERS OF THE DISC CULTIVATOR THROUGH EXPERIMENTAL MATHEMATICAL PLANNING
The article presents the results of experimental studies on the working organs of a disc cultivator under laboratory conditions. In the research, the method of mathematical experiment planning was used to determine the optimal parameters of the machine. As a result of the conducted research,...
3 October 2025, 21:50
INVESTIGATING THE ABRASIVE WEAR RESISTANCE OF LOWALLOYED STEELS
This article investigates the performance and wear resistance properties of 40XL and 65GL grade steels under abrasive wear conditions. The study analyzed the microstructure of surface layers after various mechanical treatment methods, the degree of hardness, and the rate of surface wear in an...
3 October 2025, 21:50
MODELS AND ALGORITHMS FOR INTELLECTUAL ANALYSIS OF IoT SENSOR DATA
This article comprehensively studies modern models and algorithms for intelligent analysis of data from IoT (Internet of Things) sensors. The research used data from various types of sensors in industrial, transport, smart home and bio-health monitoring systems. Large-volume, various-format and...
3 September 2025, 21:50
EFFECTS OF ANNEALING TEMPERATURE ON MECHANICAL PROPERTIES OF THE STUDIED STEELS
This article examines issues related to the mechanical properties of steels produced by the method of casting on lost foam models. It is shown that the mechanical properties of steels produced by the method of casting have a number of shortcomings in terms of stress formation, sulfur and phosphorus...
3 August 2025, 21:50