Actual problems of Mathematics, Physics and Mecanics
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MATHEMATICAL MODELING OF MULTIMODAL TRANSPORTATION AND OPTIMAL ROUTING ALGORITHMS: APPLICATION TO UZBEKISTAN’S TRANSIT LOGISTICS
The application of mathematical modelling and optimal routing algorithms in modern multimodal transport systems enables a fundamental improvement in the efficiency of freight flow management. In Uzbekistan, the overall delay in multimodal transportation amounts to 18.7 hours — twice the...
3 April 2026, 22:05
DEVELOPMENT OF THE SCIENTIFIC FOUNDATIONS FOR ADAPTIVE FORMING AND ENSURING THE GEOMETRIC ACCURACY OF ARCTOOTHED GEAR TRANSMISSIONS
This article investigates the scientific foundations for applying adaptive forming methods in the manufacturing of arc-toothed gear transmissions and for ensuring their geometric accuracy. The study examines the machining of arc-toothed gears on 5-axis milling machines, compensation of...
3 April 2026, 22:04
COMPLEX MECHANICAL WEAR OF THE BUCKET OF A LOAD-HAULDUMP MACHINE OPERATING IN UNDERGROUND MINES
This article examines the interaction processes between the working components of load-haul-dump (LHD) machines and the rock mass under the highly complex operational conditions of underground mining. Analyses indicate that the contour sections of the bucket undergo intensive tribological wear as a...
3 April 2026, 22:03
AUTOMATED LASER-BASED BIRD DETERRENCE SYSTEM FOR AIRPORTS
The paper presents an intelligent laser-based bird deterrence system aimed at enhancing ornithological safety at civil aviation facilities. The video subsystem performs continuous monitoring of the aerodrome area and automatically detects birds within potentially hazardous zones. The system is...
3 March 2026, 22:00
VALIDATION OF A SIMPLIFIED DEGREE-DAY ENERGY MODEL FOR RURAL RESIDENTIAL BUILDINGS IN UZBEKISTAN USING MONITORED PILOT-HOUSE DATA
This study validates a simplified steady-state heating degree-day (HDD) energy model against measured natural gas consumption from two rural houses in Uzbekistan's Tashkent region during the 2014–2015 heating season: an energy-efficient pilot house (100 mm mineral wool insulation,...
3 March 2026, 22:00
IMPROVING PRODUCT QUALITY AND ECONOMIC EFFICIENCY THROUGH COMPREHENSIVE KAIZEN-BASED OPTIMIZATION OF PRODUCTION PROCESSES AT HYDROMETALLURGICAL PLANT NUMBER TWO OF THE NAVOI MINING AND METALLURGICAL COMBINE
This paper investigates the comprehensive optimization of production processes based on Kaizen tools using the example of the 2nd Hydrometallurgical Plant of the Navoi Mining and Metallurgical Combine. The study analyzes ore processing operations carried out by ball mills in the crushing...
3 March 2026, 22:00
METHODS FOR IMPROVING PRODUCTION EFFICIENCY THROUGH KAIZEN TOOLS AT THE NAVOI MACHINE-BUILDING PLANT
This article analyzes the scientific and practical aspects of implementing Kaizen tools as one of the modern methods for improving production efficiency in the mechanical engineering industry. The production system is considered as the research object, where existing losses are identified and...
3 March 2026, 22:00
ANALYSIS OF TECHNOLOGIES FOR REGENERATION OF MOULDING MIXTURES USED IN CASTING PRODUCTION
This article analyzes the scientific and technical foundations and practical significance of regeneration technologies for sand molding mixtures used in foundry production. The problems of restoring quartz sand and residual binders that lose their properties under the influence of high temperatures...
3 March 2026, 22:00
IMPROVEMENT OF INDUSTRIAL ENTERPRISE MANAGEMENT SYSTEM THROUGH THE IMPLEMENTATION OF ERP TECHNOLOGIES
This article discusses the automation of business process management in industrial enterprises using modern information technologies. Special attention is given to the implementation of ERP systems as a tool for comprehensive integration and optimization of management, production, and financial...
3 March 2026, 22:00
INTEGRATED MULTI-TRACK LASER SURFACE HARDENING OF GEARS AND ROTATING COMPONENTS: THERMAL FIELD CONTROL AND RESIDUAL STRESS ENGINEERING
This study presents an integrated scientific and engineering framework for multi-track laser surface hardening of gears and rotating mechanical components operating under severe contact loading conditions. Conventional surface strengthening methods are often associated with bulk heating,...
3 March 2026, 22:00