69-76
96
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
106
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
115
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...
54-60
123
03 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Development of technical solutions for increasing energy efficiency in gas processing enterprises, determining the potential of secondary energy resources and using them in the energy balance of the enterprise are urgent issues. The energy balance analysis of ...
57-65
131
17 Nov, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The heat requirement of an egg incubator working with solar energy is studied in thearticle. In the determination, the following were made: there is a steady-state condition, onedimensionalheat flow prevails, the incubator materials have a constant thermal con...
61-68
129
17 Nov, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The main goal of introducing gasification plants is to reduce harmful atmospheric emissions from direct combustion of coal, as well as to increase the service life of process equipment. The relevance of the work lies in the feasibility study of the implementat...
77-81
126
17 Nov, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Research in the field of hydrodynamic calculations of the flow of gas-liquid mixtures in pipelines has been carried out by many researchers. They theoretically and experimentally studied various hydraulic and hydrodynamic features of gas-liquid flows. However,...
128-133
151
25 Sep, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
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...
119-127
131
25 Sep, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
In the article, the one-year monitoring results of the 70kW on-grid solar station (SS) in the city of Termez, located in the southernmost part of Uzbekistan, are presented. Annual, monthly and daily energy production graphs were analyzed and it was determined ...
103-110
118
25 Sep, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The article discusses the issues of the efficiency of solar energy supply to electric motors of pumping units used in irrigation systems in different countries of the world. A methodology for calculating modern indicators of the economic efficiency of photovol...
66-73
118
25 Sep, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
This article presents the results of research work on a modernized solar drying plant with indirect heat pipes and natural air ventilation. The dependences of temperatures, moisture content of the steam-air mixture and on the surface of the dried grapes, the d...
58-56
142
25 Sep, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The heat requirement of an egg incubator working with solar energy is studied in the article. In the determination, the following were made: there is a steady-state condition, one-dimensional heat flow prevails, the incubator materials have a constant thermal ...
50-57
93
25 Sep, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Heating systems of residential buildings, including typical rural houses, are energy-intensive consumers of thermal and electrical energy. Research shows that the energy consumption for heating 1.0 m² of living space in a typical rural house during the heating...