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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...
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...
Abstract. 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 the...
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 article investigates the advantages of drying rose hip (Rosa canina) fruits using ultrasonic technology. The results show that ultrasound reduces drying time, decreases energy consumption, and minimizes vitamin C loss by up to 17%. Furthermore, the organol...
This article presents an in-depth analysis of international scientific research in the field of solar thermal energy storage technologies, with a particular focus on thermal energy storage systems. The study is based on scientific publications published betwee...
In our country, electricity is supplied primarily via overhead power lines (OPL). Due to their length, these networks experience significant voltage drops. Meanwhile, residential electricity consumption is rapidly increasing. This, in turn, requires the ongoin...
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...
The limited nature of land resources and the prevention of energy shortages as a global problem require the effective use of renewable energy sources. The drying efficiency of the main environmental factors - solar radiation, outdoor air temperature and humidi...
Abstract. The article substantiates the relevance of preparing a feed mixture at the level of zootechnical demand from mixed feed with coarse and juicy feeds and feed production waste, which is important for increasing livestock productivity today, preparing i...
This article explores ways to improve the energy efficiency of electric arc steelmaking furnaces (EAFs) by enhancing the quality of electricity supplied to metallurgical enterprises. The analysis revealed that significant contributors to energy overconsumption...
In this article, the hydrodynamic characteristics of a Banki (cross - flow) turbine designed for micro - hydropower plants operating under low - head water flow conditions were investigated using digital modeling methods. The main objective of the study is to ...
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 determi...
The article presents a new study of efficient technology and technical tools for planting winter wheat between rows of cotton in cotton fields, which effectively tills the soil, creates fine soil, reduces energy and operating costs, and provides technical tool...
In this study, the potential for reducing the specific heat consumption of residential buildings in the Tashkent climate was examined by utilizing a solar parabolic concentrator in combination with a heated floor system. The developed mathematical model incorp...
The article presents the results of research conducted on fields cleared of grain and the study of the physical and mechanical properties of the soil in these areas. The results obtained were used to maintain soil fertility in agriculture and create optimal co...
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...
Enhancing heat transfer efficiency in energy systems is a critical scientific challenge. The relatively low thermal conductivity of conventional heat transfer fluids limits the intensity of heat exchange processes. In this study, classical theoretical models w...
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