28-35
247
07 Sep, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
70-78
218
30 Jun, 2025
GEOLOGICAL AND MINERALOGICAL 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...
32-53
176
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...
22-31
179
30 Jun, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
106-112
265
18 Jun, 2025
TECHNICAL SCIENCES
Abstract. The article presents the content and features of the bubble method algorithm for ordering of elements of a one-dimensional array in ascending order, in which the process of elements ordering is performed by sequentially comparing every two adjacent a...
84-90
247
18 Jun, 2025
TECHNICAL SCIENCES
This article investigates the influence of the longitudinal distance between the bodies of a two-tier plow on its constructive and technological parameters, including metal consumption, dimensions, lifting capacity, and draft resistance. The analysis revealed ...
70-78
327
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...
32-53
511
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...
22-31
400
18 Jun, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
Abstract. The geological and physical conditions of oil deposits and the results of the analysis of the current state of development of the Akd jar field are presented. Using the characteristics of oil displacement by water, the initial recoverable oil reserve...
20-32
232
31 Mar, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
This article analyzes the thermal efficiency of energy-active window units (EAWUs) for passive houses under the climatic conditions of Tashkent city (6th climatic zone of Uzbekistan) based on the Giovanni bioclimatic diagram. The study focuses on the role of w...
48-53
209
29 Mar, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
Today, the problem of waste is one of the social, environmental, and energy problems not only in our country, but also in countries around the world. The article proposes a thermal scheme for a device designed for the thermal processing of municipal solid wast...
132-137
501
29 Mar, 2025
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
110-117
223
23 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Currently, in world practice, scientific research and design work is being carried out on the development and creation of passive solar heating systems. If the heat storage wall of a passive solar heating system consists of a perforated heat storage wall, then...
103-109
262
23 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Despite the presence of large rivers such as Amudarya and Syrdarya, water distribution problems in Uzbekistan are aggravated by the large demand for water from agriculture and the drying up of the Aral Sea. The shift to growing water-intensive crops further de...
96-102
314
23 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The article provides information on a method for determining friction forces in disc tensioners of a sewing machine. This article presents calculation schemes for the implementation of plate and spring structures, graphs of the dependence of the friction force...
89-95
261
23 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Under conditions of steady motion, the resulting pressure losses due to friction along the length cause a number of characteristic features of the movement of a real gas compared to the movement of incompressible liquids through pipes. At the same time, the ph...
33-41
228
16 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
It is known that the demand for energy in the world is increasing, traditional fuel resources are not evenly distributed on the globe, and the negative impact of carbon dioxide gases on the environment is high when using them. Today, determining the relative h...
69-76
193
07 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The main task of the design of earthen channels is to calculate the dimensions of the stable channel shape in which irreversible deformation of the channel cross-section does not occur. This article provides information on calculating the hydraulic parameters ...
29-36
208
07 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
. In the world, there are strong trends in the use of renewable energy sources (RES) in the creation of energy-efficient systems of management of heat and fuel-energy resources.In this article, by utilizing the heat of secondary energy sources (wastewater) of ...
91-101
207
03 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
In modern conditions of intensive increasing the electricity consumption in all spheresof human activity, limited hydrocarbon fuel reserves, as well as the severity of environmentalproblems in the energy sector require the development and implementation of mor...