27-32
258
25 Sep, 2025
TECHNICAL SCIENCES
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...
48-54
280
25 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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 ...
107-115
131
07 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
99-106
116
07 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
86-92
125
07 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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 ...
69-75
107
07 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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 ...
55-62
119
07 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
Hydrogen is of great interest as a carrier of clean energy in the global transition to renewable energy sources. Uzbekistan is distinguished by its high solar radiation; therefore, it offers a wide opportunity in the production of hydrogen from solar energy. I...
43-47
140
07 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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 ...
19-27
196
07 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
79-83
121
30 Jun, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
This article analyzes the issue of enhancing energy efficiency in electric arc furnaces (EAF). The study focuses on the current state of controlling and regulating electrode movement, which directly affects electrical energy consumption during the electric ste...
65-69
113
30 Jun, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
54-64
121
30 Jun, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
32-53
91
30 Jun, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
118-129
131
18 Jun, 2025
TECHNICAL SCIENCES
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...
130-137
210
18 Jun, 2025
TECHNICAL SCIENCES
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...
79-83
189
18 Jun, 2025
TECHNICAL SCIENCES
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...
70-78
211
18 Jun, 2025
TECHNICAL SCIENCES
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...
54-64
246
18 Jun, 2025
TECHNICAL SCIENCES
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 therm...
32-53
311
18 Jun, 2025
TECHNICAL SCIENCES
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...
65-69
272
18 Jun, 2025
TECHNICAL SCIENCES
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...