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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...
The article analyzes issues related to improving the operational reliability of centrifugal pumps widely used in the mining industry. It has been established that the primary causes of failures in pumping equipment operating in hydrotransport systems are hydro...
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...
Using the central part of the Chardzhou stage as an example, the results of zoning the territory by the ratio of structural plans of carbonate and terrigenous deposits are presented, with the identification of 9 types of zones in the paper. Based on the analys...
This article analyzes the main external and internal factors affecting measurement processes in GPS navigation systems. Particular attention is paid to the sources of uncertainty that influence the accuracy and reliability of positioning results. The effects o...
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...
This paper presents a mathematical model for traffic management in communication networks based on multi-criteria optimization. The model is built on network graphs and considers Quality of Service (QoS) indicators — such as delay, throughput, and reliability ...
The operation of BelAZ mining dump trucks in environments with high air dust concentration has a significant impact on the technical condition and service life of internal combustion engines (ICE). This study analyzes the interactions of dust particles with co...
The article examines methods for improving the energy efficiency of pumping stations to reduce operational costs and energy consumption. It emphasizes equipment modernization, implementation of automated control systems, and pump adjustment based on various st...
The article examines key aspects of the development and design of outdoor swimming pools taking into account modern engineering solutions and environmental requirements. Particular attention is paid to the choice of location, construction materials, safety sys...
This article presents a newly developed method for theoretically calculating the annual power output of a stationary 810 kW grid-connected photovoltaic power plant located in the Kashkadarya region, known for its hot and dry climate. The results derived from t...
This article presents a newly developed method for theoretically calculating the annual power output of a stationary 810 kW grid-connected photovoltaic power plant located in the Kashkadarya region, known for its hot and dry climate. The results derived from t...
The article presents the results of an experimental study of the operation processes of a solar photovoltaic power plant (SPVPP) with a total capacity of 40 kW, connected directly to the power grid, for one year. To improve the reliability of the SPVPP, the nu...
This article analyzes experimental studies and their results on increasing the energy efficiency and reliability of electric vehicles.Experimental studies of direct start-up of the electric drive and start-up through a frequency converter, the obtained results...
The аrticle is devoted to the cаlculаtion of a hydrаulic shock аbsorber with а diаphrаgm installed at the end of а pressure pipeline. Theoreticаl solutions of hyperbolic type wave equations for а polytropic process (n = 1.20) аre proposed.To dаmpen the intensi...
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