75-81
135
23 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Today, there are several types of photovoltaic cells on the commercial market, and their efficiency in natural conditions varies depending on climatic factors. Taking into account that the weather conditions of different regions are different, there is a probl...
15-22
126
23 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The causes of spoilage and deterioration of minerals extracted from the Tepaquton mining complex are systematically analyzed and the main causes of spoilage and deterioration are identified. In addition, reasonable proposals for reducing degradation and failur...
42-49
110
16 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The global transition to renewable energy sources has led to a dramatic increase in research and development in solar energy technologies. Among them, flat solar water heating collectors are attracting a lot of attention due to their potential to improve energ...
33-41
114
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...
45-52
131
14 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Using a solar simulator, a photoelectric-thermal system integrated into an open-loop air building with a working fluid was experimentally investigated. Options for building-integrated photovoltaic/thermal systems and systems using polycrystalline silicon photo...
107-112
109
14 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
The use of solar photovoltaic devices is becoming increasingly important in stabilizing energy security and solving environmental problems. Particular attention is paid to the scientific substantiation of factors affecting the efficiency of solar photovoltaic ...
37-45
114
12 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
In this research work, the energy efficiency of the introduction of heat pumps into the energy supply systems of buildings in the conditions of Karshi city was evaluated based on the thermodynamic cycle of the heat pump operating on the basis of a low-temperat...
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 ...
120-127
123
03 Dec, 2024
GEOLOGICAL AND MINERALOGICAL SCIENCES
Geothermal energy sources are widely used as a renewable energy source in building heating and cooling systems. The thermal characteristics of underground heat exchange devices are crucial for the efficient operation of geothermal heat pumps (GHPs). This artic...
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...
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...