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This paper analyzes the flow behavior of gas – liquid mixtures in pipelines and reviews modern approaches to hydraulic calculations of two-phase flows. The main hydrodynamic and thermodynamic factors affecting the transportation of gas, oil, condensate, and wa...
This paper presents an improved numerical method for calculating water hammer in pressurized pipelines under conditions of flow discontinuity and volumetric cavitation. The physical nature of the water hammer phenomenon is analyzed, and the main factors affect...
This article analyzes the theoretical foundations, technological approaches, and practical effectiveness of using energy-efficient materials in construction processes. Enhancing energy efficiency, minimizing heat loss, lowering the operational costs of buildin...
The article presents ideas on installing bushings made of rubber with elastic elements in the bearing housings of the roller mechanism of the belt conveyor, which provide a smooth rotational movement. In addition, methods for developing and calculating a resou...
This article examines the problem of determining hydraulically stable cross-sections for open channels. The potential of using the shear stress method to ensure the scour resistance of the channel bed and banks is analyzed. The shear stress method is based on ...
The article is devoted to the analytical calculation of the main parameters and dimensions of a pneumatic-hydraulic damper of hydraulic shock with pressure reduction, installed at the beginning of a pressure pipeline to reduce the emergency consequences of the...
The article presents the results of studying the conditions for well gushing in oil and gas condensate fields under development systems with priority oil extraction and gas cap gas conservation, as well as the joint operation of the oil and gas condensate part...
The article presents the influence of wind-generated waves on the reshaping of the shoreline slope. To study this process, experimental investigations were carried out under laboratory conditions, and data from other researchers were also processed. Each autho...
The increase in electric vehicles has made ensuring energy balance at charging stations a critical challenge. In this study, a hybrid model based on solar panels, wind turbines, the central grid, and battery storage was developed, and its efficiency was evalua...
Under the influence of the vortex zone formed at the confluence of two channels, sediments intensively settle. Taking these sediments into account, the hydraulic and geometric parameters of the flow are determined. The analytical solution shows that at the con...
The work is devoted to the study of water hammer during the start-up of pumps in automated stations with low inertia of moving masses and taking into account energy losses during filling of the pressure pipeline. The article presents an analysis of works devot...
The article examines the problem of surface-wave propagation on a current featuring large-scale turbulence in flowing reservoirs. In the course of the research, a scientific analysis was carried out of the main factors influencing the processes of alongshore c...
This paper discusses modern face recognition algorithms, which are conventionally classified into geometric and template methods. Template methods use statistical approaches such as SVM, PCA, LDA, and convolutional neural networks. Particular attention is paid...
This article analyzes the conditions and criteria for selecting the optimal absorbent or the type of combined absorbents for the selective purification of natural gas from acidic components and sulfur-containing compounds, as well as the challenges associated ...
The article examines the properties of the dependence of the efficiency of solar cells in the climatic conditions of the city of Karshi on the concentration of impurities in monocrystalline silicon, which was used in their manufacture and under the influence o...
Abstract. To date, numerous field and laboratory studies have been conducted worldwide on the movement of bedforms occurring in alluvial channels. Some authors have attempted to generalize this information, but so far they have not been able to achieve complet...
The article analyzes the issues of changing the hydrodynamic parameters during the stoppage of axial pumps, which is one of their unstable operating modes. The stages of the pump stoppage process with high hydrodynamic loads and changes in water flow, pressure...
The article presents the results of the author's research on the use of resource-saving technologies and technical means for gas production and transportation through pipelines, as well as their purification from foreign impurities. Considering that 75% of all...
Large-scale research work is being carried out around the world aimed at developing technological schemes for combined refrigeration and drying chambers based on solar air collectors and heat pumps designed for drying, cooling and storing agricultural products...
This article highlights the main theoretical and practical issues of calculating general erosion processes in cohesive soil channels. The dynamics of flow saturation with particles and its dependence on flow velocity, sediment concentration, and the physical p...
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