Library
Find scientific articles by category, year, or keyword.
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...
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 study on the possibilities of powering electric vehicles with systems based on renewable energy sources is of particular importance due to its scientific-theoretical and practical aspects. This work is focused on developing the infrastructure for powering ...
In this аrtiсlе оn thе spесifiс fеаturеs оf соnduсting еnginееring-gеоlоgiсаl еxplоrаtiоn wоrks in thе dеsign аnd соnstruсtiоn оf buildings аnd struсturеs in thе sаlinе sоils оf thе Mirzасhоl plаins, mеthоds оf imprоving thеir еffiсiеnсy, еnginееring-gеоlоgiса...
The work investigated the influence of ion implantation and subsequent annealing on the parameters of energy bands, emission properties, as well as on the depth (λ) of the escape of true secondary electrons. It has been shown that the depth of escape of truly ...
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...
The agrotechnical and energy performance of the ripper plough for non-tillage depends largely on the relative position of the roller and the last working body with an inclined rack. The purpose of the study is to substantiate the longitudinal distance between ...
The basis of the system approach to safety management is the definition of the tasks of each element included in this system, the connections and interactions between them, as well as system analysis. The methods of system and system analysis, the Deming cycle...
This article considers the problems related to the operation of photovoltaic panels in hot and dry regions. Brief analysis of the work of previous studies in this area. The simplified calculation of the reduction of the operating parameters of the photovoltaic...
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...
The geological and physical conditions of the multi-layer gas condensate field Urga are presented. Using the material balance method, the drainable gas reserves were estimated. Low efficiency of field development was established based on a comparison of reserv...
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 addresses the issues of mathematical modeling of water flow velocity and pressure parameters. The theoretical basis relies on the Bernoulli and Navier–Stokes equations, while the dynamic and kinematic viscosity of water is analyzed. To determine f...
This paper presents the results of a comprehensive evaluation of a small-scale hybrid biogas plant for farms in Uzbekistan. The system under study includes a 0.5 m³ bioreactor, a 2 m² solar collector, and a 0.55 kW photovoltaic panel, providing thermal and ele...
The article is devoted to the analysis and demonstration of approaches to the calculation of combined heating and cooling systems using heat pumps and renewable energy sources (RES) under the conditions of Uzbekistan. Calculation results are presented, and the...
The geological and physical conditions of oil deposits and the results of the analysis of the current state of development of the Akdjar field are presented. Using the characteristics of oil displacement by water, the initial recoverable oil reserves are estim...
The results of the analysis of perforation works in productive horizons are presented. It was established that the increase in well production rates after horizon perforation depends on the depletion level of recoverable oil reserves. It is shown that at the l...
The problem of denoising speech signals is a relevant task for speech recognition systems, mobile communication devices, and voice interfaces. This study proposes a new approach that combines Self - Organizing Map (SOM) and Spectral Subtraction methods. This a...
Abstract. This scientific article comprehensively analyzes the technical and operational problems arising from the symmetrical and asymmetrical distribution of loads in low-voltage electrical networks. In particular, voltage drops and power losses due to uneve...
This article examines the issue of improving energy efficiency in electric arc furnaces (EAFs). The study focuses on the current state of controlling and regulating electrode movement, which directly affects electrical energy consumption during the electric st...
61-80 / 135