Search Results - "Kateryna Kravchenko"
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The Great Dimming of Betelgeuse: A Surface Mass Ejection and Its Consequences
Published in The Astrophysical journal (01-09-2022)“…The bright supergiant, Betelgeuse(Alpha Orionis, HD 39801), underwent a historic optical dimming during 2020 January 27–February 13. Many imaging and…”
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Dynamics and Strength of Circular Tube Open Wagons with Aluminum Foam Filled Center Sills
Published in Materials (12-04-2021)“…The study deals with an application of aluminum foam as an energy-absorbing material for the carrying structure of a rail car. The material is particularly…”
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Research into the Strength of an Open Wagon with Double Sidewalls Filled with Aluminium Foam
Published in Materials (20-06-2021)“…The research is concerned with the use of double walls filled with aluminium foam for an open wagon in order to decrease the dynamic stresses during the…”
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4
Solar–Wind System for the Remote Objects of Railway Transport Infrastructure
Published in Energies (Basel) (01-09-2022)“…The article deals with adding the power of a local object to a solar–wind system when consuming electricity from the grid within the power limit. The…”
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Temporal features of the development of the cities of the Kharkov region
Published in Časopis socìalʹno-ekonomìčnoï geografìï (01-11-2017)“…Kharkiv region is one of the most developed regions of Ukraine. One of the main problems is the slowness of the territorial development of the population…”
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Analytical Model of the Frictional Heating in a Railway Brake Disc at Single Braking with Experimental Verification
Published in Materials (01-10-2022)“…A one-dimensional thermal problem of friction was formulated, taking into account the contact pressure increase at the beginning of the process. The obtained…”
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7
Prediction of the Resource of the Power Plant Hybrid Vehicle
Published in World electric vehicle journal (01-10-2024)“…This article substantiates the possibility of solving a difficult task to offer a reliable estimate of the residual resource of the power plant of a hybrid…”
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World cities in terms of the sustainable development concept
Published in Geography and sustainability (01-12-2021)“…•Cities are playing an increasing role in the emergence of global problems.•Sustainable cities seek to efficiently use energy, resources and waste-free…”
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Use of Hybrid Photovoltaic Systems with a Storage Battery for the Remote Objects of Railway Transport Infrastructure
Published in Energies (Basel) (01-07-2022)“…The use of a grid-tied photovoltaic system with a storage battery to increase the power of objects of railway transport infrastructure above the limit on…”
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Analysis of the Dynamics and Strength of the Symmetrically Loaded Bearing Structure of a Tank Car with Friction Bonds Implemented by Means of Elastic Elements in the Tank Supports
Published in Symmetry (Basel) (01-04-2022)“…The article reflects the results from determining the vertical loading of the supporting structure of the tank car. A feature of the tank car is the presence…”
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The Analysis of the Loading and the Strength of the FLAT RACK Removable Module with Viscoelastic Bonds in the Fittings
Published in Applied sciences (01-01-2023)“…The article presents the results of the strength calculation of the FLAT RACK removable module design using the finite element method. The FLAT RACK removable…”
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12
Titanium oxide and chemical inhomogeneity in the atmosphere of the exoplanet WASP-189 b
Published in Nature astronomy (01-04-2022)“…The temperature of an atmosphere decreases with increasing altitude, unless a shortwave absorber that causes a temperature inversion exists 1 . Ozone plays…”
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13
The performance of the digital city projects in urban studies of the megalopolises (the case studies of Kharkiv and Dnipro cities)
Published in Вісник Харківського національного університету імені В.Н. Каразіна. Серія Геологія. Географія. Екологія (01-12-2023)“…Introduction of the research problem. Urbanization drives Digital City Projects (DCPs) to create smarter urban environments using advanced technologies. DCPs…”
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14
Determination of the Loading of a Flat Rack Container during Operating Modes
Published in Applied sciences (01-08-2021)“…This research deals with determination of the loading of an open container during operating modes. The special feature of this container is its convex walls…”
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Determination of Vertical Accelerations in a Symmetrically Loaded Flat Car with Longitudinal Elastic-Frictional Beams
Published in Symmetry (Basel) (01-03-2022)“…This study concerns dynamic loading on the carrying structure of a flat car with elastic-friction longitudinal beams. The authors built a mathematical model…”
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Street art in urban space: location and perception in Ukrainian cities
Published in Вісник Харківського національного університету імені В.Н. Каразіна. Серія Геологія. Географія. Екологія (01-12-2021)“…Purpose. The purpose of this research was to analyze the thematic orientation, drivers, location and perception by residents of street art in Ukrainian cities…”
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17
Method for Determining the Degree of Damage to the Stator Windings of an Induction Electric Motor with an Asymmetric Power System
Published in Symmetry (Basel) (01-07-2022)“…A method is proposed for determining the number of damaged stator windings in the presence of an asymmetric power supply system for an induction electric motor…”
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Informational and synergetic component of human-geographical research in the scientific heritage of Kostiantyn Niemets
Published in Вісник Харківського національного університету імені В.Н. Каразіна. Серія Геологія. Географія. Екологія (01-12-2022)“…The purpose of the work is to highlight the information-synergistic component of human-geographical research through the analysis of the scientific heritage of…”
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Analysis of the Loading on an Articulated Flat Wagon of Circular Pipes Loaded with Tank Containers
Published in Applied sciences (01-06-2021)“…This research is concerned with the use of double walls filled with foam aluminum for an open wagon to decrease loading during operational modes. The research…”
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Analysis of the features of application of vibration diagnostic methods of induction motors of transportation infrastructure using mathematical modeling
Published in Diagnostyka (16-02-2023)“…In the work, studies were carried out on the use of vibration diagnostic methods for monitoring the state of induction motors with a squirrel-cage rotor,…”
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