| Nashriyot | «Ўзбекэнерго» АО, ТДТУ, Ўзбекистон Республикаси ФА, Энергия ва ресурслар тежаш илмий-амалий ўқув маркази, «Ўздавэнергоназорат» давлат инспекцияси, «Энергия тежамкорлиги ва қайта тикланувчи энергия манбалари» илмий-тадқиқот лабораторияси |
|---|---|
| Shahar | Toshkent |
| ISSN | 2091-5985 |
| e-ISSN | 2181-1946 |
| Boshqa yozuvda | Energiya va resurs tejash muammolari |
| Nashr davriyligi | Yiliga 4 marta (choraklik) |
| Ilmiy sohalari | Geologiya-mineralogiya, Texnika |
| OAK ixtisoslik kodi | 05.00.00 (Техника фанлари), 04.00.00 (Геология-минералогия фанлари) |
| Jurnal turi | Миллий |
| OAK holati | Ro‘yxatda |
| Maqolalar indeksda | 52 (2026) |
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Энергия ва ресурс тежаш муаммолари — rasmiy sayti
Relevance: a gas-engine unit MWM TCG 3020 V20 with an electrical output of 2300 kW, installed in a mini-CHP modular building, is an intense noise source — the sound pressure level near the running engine reaches 100–105…
Relevance: The Kyrgyz Republic has a significant solar radiation resource, but its power sector relies mainly on hydropower, and the winter load peak coincides with the seasonal minimum of river flow. A consistent…
Relevance: Overhead transmission lines rated at 110–220 kV are essential components of regional power systems and the electricity supply infrastructure of large industrial enterprises. Increasing demand, changing…
Relevance: the work is driven by the need to analyze existing heat supply systems and research the integration of modern, non-traditional energy sources– alongside the implementation of digitalization in the thermal…
Relevance: oil-immersed power transformers are among the most expensive and critical components of power supply systems, and their failures cause significant economic losses and long outages. Existing online monitoring…
Relevance: the modern global power industry is undergoing a transformation from centralized generation systems to distributed ones with a high share of renewable energy sources (RES). This process is driven by the…
Relevance: the rapid penetration of solar photovoltaic and wind generation into distribution networks is changing the conventional unidirectional structure of power flows. At low-to-moderate penetration, local…
Relevance: cooling towers of circulating water supply systems largely determine the energy efficiency of thermal power plants and of chemical, petrochemical and food industry enterprises. In the hot and dry climate of…
Relevance: The article establishes the relevance and practical significance of the research objectives by addressing the need for reliable insulation condition assessment and electrical safety in distribution networks…
Rеlеvаncе: In recent years, the increasing share of renewable energy sources in power systems worldwide, the digitalization and intelligent transformation of electrical networks, improvements in energy efficiency, and…
Relevance: In 10–35 kV distribution networks, the justified selection of nominal voltage and cable conductor cross-section directly affects electrical energy losses, voltage deviations, capital investment, and operating…
Relevance: Post-Soviet district heating infrastructure in Central Asia consistently exhibits network heat losses exceeding 35–40% and boiler efficiencies below 75%, largely due to decades of deferred maintenance and an…
Relevance: Low-voltage distribution equipment is simultaneously exposed to loading, power-quality, thermal, ageing and environmental stresses. Single-parameter monitoring is therefore insufficient for condition-based…
Relevance: this article is devoted to assessing the technological factors affecting specific electricity consumption in the ore grinding process at mining enterprises. Variations in electricity consumption during ore…
Relevance: At present, the efficient and rational use of electrical energy in industrial enterprises, reduction of energy consumption, and improvement of the energy efficiency of production processes are among the…
Relevance: The energy efficiency of air-cooled heat exchangers directly depends on the structural characteristics of the heat-transfer surface, tube arrangement, degree of finning, organization of the air flow, and the…
Relevance: improving two-speed induction motors is an important task for electric drives used in machinery whose operating processes require two fixed rotational speeds. Separate stator windings limit slot-space…
Relevance: Uneven allocation of single-phase consumers in low-voltage urban networks causes phase-current unbalance, increased fundamental-frequency neutral current, unequal bus voltages and additional conductor losses…
Background: the continuity of traction power supply on electrified railways depends directly on the technical condition of overhead contact line components. Deviation of a supporting cantilever from its prescribed…
Relevance: The rapid growth in electricity consumption across all areas of modern human activity, the limited reserves of hydrocarbon fuels, and the growing urgency of environmental problems in the energy sector…
Relevance: Heat transfer in an LED lighting device depends on its construction, material properties and operating conditions. An average temperature estimate cannot fully identify local hot spots on the LED board…
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Relevance: operational data from distribution networks contain noise, outliers and locally heterogeneous operating regimes that may distort neural-network training and reduce forecast robustness. This creates a need for…
Relevance: This article is devoted to the analysis of the structural and operational characteristics of power transformers used in railway power supply systems. The main components of transformers — magnetic core…
Relevance: synchronous turbo generators are one of the main electro-technological devices for generating electricity in the power supply system, and their stable and reliable operation is important for ensuring the…
Relevance: improving energy security, reducing dependence on fossil fuels, and mitigating adverse environmental impacts require the implementation of energy-efficient technologies in district heating systems. For heat…
Relevance: in recent years, the development of the energy sector in the Republic of Uzbekistan has involved the large-scale deployment of photovoltaic power plants. However, the operating characteristics of inverter…
amid climate change, water scarcity, and infrastructure modernization. Research suggests that its proposals for hybrid wet-dry systems, thermal pipes for oil cooling, and evaporative pre-cooling for refrigerants could…
Relevance: the article examines the metrological requirements for inclinometric converters used in vertical and inclined directional well drilling. Improving the accuracy of determining the spatial position of the…
Relevance: the paper analyzes aspects of innovative development in the energy sector through the implementation of a model based on the "Triple Helix" concept. The study outlines the objectives and demonstrates the…
Relevance: In industrial enterprises with continuous and energy-intensive production, electricity consumption is tightly coupled to the technological regime; therefore, monitoring and management must rely on measurable…
Relevance: the development of modern power systems is characterized by an increasing share of renewable energy sources, whose variable generation increases the uncertainty of power system operating conditions. Under…
Relevance: fruits and vegetables are among the primary sources of biologically active compounds, vitamins, minerals, and antioxidants in the human diet. However, after harvest, physiological respiration, enzymatic…
Relevance: worldwide, considerable attention is being paid to the rational use of existing natural energy resources, improving the energy efficiency of power plant generators through the use of renewable energy sources…
Relevance: the growing volume of AMI and smart-meter data makes model selection a separate methodological problem in electricity-loss forecasting. A single forecasting method does not provide uniform accuracy across…
Relevance: the main consumers of urban power supply systems are residential and public buildings; determining their maximum (design) electrical load is decisive when designing, reconstructing and justifying…
Relevance: the growing number of electric vehicles (EVs) in our country and around the world necessitates the study of the power topologies and voltage architectures used in this field. To ensure the convenience of…
Relevance: At present, the metallurgical industry is one of the largest consumers of electrical energy, and electric arc furnaces have a significant impact on power supply systems as high-power and nonlinear electrical…
Relevance: currently, the development of a hydraulic model reflecting the important features of multiphase water flow during interaction with a solid surface is included in priority research to improve methods for…
Relevance: the rational use of energy resources, effective energy consumption management, and improvement of energy efficiency have become key priorities for metallurgical enterprises. The high energy intensity of…
Rеlеvаncе: Corona discharge in high-voltage overhead transmission lines causes additional active power and energy losses, increases electromagnetic and acoustic noise, and reduces the overall operational efficiency of…
Relevance: in this article examines the theoretical foundations of ensuring the balance of electricity in distributed electric networks with a multi-stage polygonal topology developed on the basis of the ENERNET…
Relevance: for industrial enterprises, reducing electricity consumption directly by limiting the operation of major electrical loads is not always permissible, as it may disrupt the technological process and reduce…
Relevance: among renewable energy sources, wind energy is one of the fastest-developing sectors. Many regions of Uzbekistan are characterized by low and moderate wind speeds, which complicates the extraction of maximum…
Relevance: With the intensive integration of renewable energy sources into electric power systems, the well-founded selection of the connection node and power rating of battery energy storage systems (BESS) is becoming…
Relevance: designing and modernising urban power supply systems requires reliable values of design loads. Such values cannot be obtained by theoretical modelling alone - they must be confirmed by field measurements…
Relevance: at present, the scale of environmental damage caused by the flow of industrial and household waste into the environment is steadily increasing. At the same time, reserves of conventional natural fuel…
Relevance: the use of thermal energy storage devices based on renewable energy sources in buildings serves to partially or fully cover energy demand, achieve energy efficiency, reduce the overload on traditional energy…
Relevance: in recent years, as a result of the widespread introduction of renewable energy sources in electric power systems, the increase in the number of consumers, and the uneven distribution of electrical loads…
Relevance: the efficient utilization of renewable energy sources, particularly small-scale hydropower potential, is becoming increasingly important amid growing energy demand. Micro-hydropower plants operating under low…