Revista Problemele Energeticii Regionale: Recent submissions

Now showing items 1-20 of 58

Use of apple pomace for intensification of biogas production in the anaerobic digestion of cattle manure

POLISHCHUK, V.; SHVOROV, S.; KUCHERUK, P.; ZABLODSKIY, М.; GALCHYNSKA, Ju.; ZUBOK, T.; PASICHNIK, N.; VALIEV, T. (Institutul de Energetica, 2024)

The goal of the work is to increase the yield of methane in biogas plants due to the joint methane fermentation of cattle manure with apple pomace. To achieve this goal, the following tasks were solved: the yield of biogas ...
Study of steam turbine unit operation using natural gas combustion in pure oxygen to ensure decarbonisation through gas path modernization (using the example of a TGM-94 (EP-500/140) steam boiler)

SHAPOSHNIKOV, V.V.; BUTUZOV, V.A.; KOCHARYAN, E.V.; BATKO, D.N.; SHELEST, N.A. (Institutul de Energetica, 2024)

The research is aimed at substantiating the technical use of natural gas combustion in an environment with a high oxygen content and, in the long-run objective - in pure oxygen in a steam turbine power unit. To achieve ...
Studies of reliability of power supply of the enterprise from the electric power system and autonomous loaded generators based on Markov processes

BASMANOV, V.G.; KHOLMANSKIKH, V.M.; SUNTSOV, K.A. (Institutul de Energetica, 2024)

The purpose of this work is to substantiate the use of probabilistic components of the availability factor of the power supply system (PSS) of the enterprise consisting of a electric power system and autonomous loaded ...
Proposals for the multiparametric design application in electrical mechanical engineering

SHEVCHENKO, V.V.; MINKO, A.N.; STOYCHEV, V.T. (Institutul de Energetica, 2024)

The aim of the work is to obtain practical results for the electrical machines multiparametric design application, to conduct a comparative analysis of the parametric and multiparametric design results of a turbogenerator ...
Method of diagnostics of operation modes of individual heat supply units, allowing to detect pre-emergency situations at an early stage

DVORTSEVOY, A.I.; BORUSH, O.V.; KHOREVA, V.A.; YAKOVINA, I.N. (Institutul de Energetica, 2024)

The use of machine learning methods to control heat supply systems is a pressing issue worldwide. The aim of the work is to develop methods for intellectualizing the operating modes of individual heat supply units (IHU) ...
Intensification of hydrate formation by microbubbles

KUTNYI, B.A.; KROT, O.P.; CHERNETSKA, I.V. (Institutul de Energetica, 2024)

Іndustrial synthesis of gas hydrates is a promising area for storage, transportation and utilisation of natural gas. The aim of this work is to evaluate the factors that affect the efficiency of gas hydrate synthesis, in ...
Inertial ferrofluidic sensor for vibration, displacement and impulse measurement with a linear output signal

KOSKOV, M.A.; SOMOV, S.A.; KRYLASOVA, O.S.; IVANOV, A.S. (Institutul de Energetica, 2024)

The aim of the work is to develop the uniaxial ferrofluid sensor suitable for use either as an accelerometer for low-frequency vibrations or as a ballistic device or seismic sensor for shock loads. The goal is achieved by ...
Incremental efficiency of electricity generation based on thermal consumption at CHPPs and its importance in reducing carbon emissions

SUVOROV, D.M.; TATARINOVA, N.V. (Institutul de Energetica, 2024)

The aim of the study is to develop a methodological approach to assessing the incremental efficiency of electricity generation at CHPPs (specific heat consumption for changing electric power of turbine) in operating modes, ...
Experimental and computational studies of a prototype combustion chamber for a power steam boiler with a vertical precessing vortex

BOIKO, E.A.; SEMENOV, I.I.; LEBEDEV, K.V.; KULICHKIN, A.P. (Institutul de Energetica, 2024)

Increasing the efficiency of using fossil fuels at thermal power plants is an urgent task. This problem arises most acutely during the operation of pulverized coal power boilers using flare fuel combustion technologies. ...
Efficient wireless power transmission system

PANTELEEV, V.I.; MALEEV, A.V.; PETUKHOV, R.A.; SIZGANOVA, E.Yu. (Institutul de Energetica, 2024)

The work focuses on wireless power transfer for electric vehicle charging stations. The aim of the study is to analyse the processes in the system of wireless magnetic resonance transmission of electrical energy using ...
Decision support system for diagnosing underwater electrical cables

TYMOCHKO, O.; TYMOSHCHUK, О.; TIMOCHKO, O.; BOIKO, S.; MAZHARA, I.; HANNOSHINA, I.; SHAPRAN, Yu. (Institutul de Energetica, 2024)

The object of this study is the process of generating an appropriate response by an intelligent agent when detecting and tracking an underwater electrical cable using a decision support system. The goal of the work is to ...
Damage to steam turbine rotors due to asynchronous connections of electric generators to the unified power system

CHERNOUSENKO, O.Yu.; MARYSIUK, B.A. (Institutul de Energetica, 2024)

The article aims to contribute to the ongoing study of damage to steam turbine rotors resulting from asynchronous connection of electric generators to the unified power system. At the present time, the assessment of the ...
Control of carbon dioxide bivalent heat pump on heating of buildings. Part II

SIT, M.L.; JURAVLEOV, A.A.; FRID, S.E.; TIMCHENKO, D.V.; DENYSOVA, A.E.; UZUN, M. (Institutul de Energetica, 2024)

The control system of a bivalent heat pump (BHP), using as low potential heat (LPH) sources both the heat of the return water of the network and the heat of the outside air, is considered. The aim of the work is to determine ...
Construction of the automatic control system of a single-screw extruder

ZABLODSKIY, M.; KLENDIY, P.; DUDAR, O.; SHVOROV, S. (Institutul de Energetica, 2024)

The purpose of the work is to build the rational system for regulating technological parameters of the single-screw extruder using the frequency-regulated electric drive with limited use of sensors. This goal is achieved ...
Assessment of power transformer technical state using explainable artificial intelligence

KHALYASMAA, A.I.; MATRENIN, P.V.; EROSHENKO, S.A. (Institutul de Energetica, 2024)

The functioning of deeply integrated technological systems in the power industry depends on the quality of power supply systems. Reliable power supply requires minimizing emergencies at power plants and substations. Reducing ...
Application of Taguchi method in design of surface eddy current probes for diagnostics of power equipment

HALCHENKO, V. Ya.; TREMBOVETSKA, R.V.; TYCHKOV, V.V. (Institutul de Energetica, 2024)

The article’s aim is to create a method of reducing the influence on the surface eddy current probes output signal of a number of interfering parameters without their elimination, to ensure its stability, which is achieved ...
Analysis of syngas combustion process in piston engines

MYTROFANOV, O.; PROSKURIN, A.; KONG, W. (Institutul de Energetica, 2024)

The article examines the features of the combustion process of hydrogen-containing gas (syngas) in the working cylinder of a spark-ignition internal combustion engine. The main objective of the study is to evaluate the ...
Universal continuous model of active power factor correctors

AMELINA, M.; AMELIN, S.; YAKIMENKO, I. (Institutul de Energetică, 2024)

The purpose of the work is to develop continuous mathematical models of power factor correctors for switch-mode power supplies. The models are designed to solve optimization problems aimed at increasing the energy efficiency ...
Synthesis of the spatial arrangement of magnetic field sensors for active magnetic field shielding systems of overhead power lines

KUZNETSOV, B.I.; NIKITINA, T.B.; BOVDUI, I.V.; VOLOSHKO, O.V.; KOLOMIETS, V.V.; KOBYLIANSKYI, B.B. (Institutul de Energetică, 2024)

The purpose of the work is to develop a synthesis method for the spatial and angular arrangement of magnetic field sensors in order to ensure maximum efficiency of a robust system for active shielding of the magnetic field ...
Optimization of Mixed Fluid Cascade natural gas liquefaction plant feed stream pressure

IKONNIKOVA, A.YU.; BARANOV, A.YU.; KRAVCHENKO, D.V.; SEREDENKO, E.S. (Institutul de Energetică, 2024)

This paper presents the results of a study on optimising the feed stream pressure of the Mixed Fluid Cascade natural gas liquefaction cycle. The objective is to optimise the pressure of the feed stream to distribute heat ...

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