Олександр Єрмоленко

Simulation of Processes in the Containment of the VVER‑1000 Reactor Facility During Leak Tests

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A. M. Holovchenko1, V. V. Zaporozhan2, I. V. Zaporozhan1, V. P. Kravchenko1 1 Odesa National Polytechnic University, 1, Shevchenko ave, Odesa, 65044, Ukraine 2 Separate Subdivision “Scientific and Technical Center” of the JSC “NNEGC ‘Energoatom’”, 22–24, Hoholivska st.,  01054, Kyiv, Ukraine DOI: doi.org/10.31717/2311-8253.23.3.1 Abstract The last barrier to the release of radioactive elements into the … Read more

Nuclear Power and the Environment, Issue 28

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Institute for Safety Problems of Nuclear Power Plants of NAS of UkraineCO “Ukrainian Nuclear Society” Issue 28 ISSN  2311-8253 Published :  2024-05-24 DOI: doi.org/10.31717/2311-8253.23.3 Full Issue Download Simulation of processes in the containment of the VVER 1000 reactor facility during leak testsA. M. Holovchenko, V. V. Zaporozhan, I. V. Zaporozhan, V. P. Kravchenko Risk-informed method for optimizing … Read more

A Systematic Approach to the Development
of a Methodology for Comparative Analysis
of Scenarios for the Shelter Object Transformation
into an Ecologically Safe System

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T. D. Lev, M. M. Talerko, B. S. Prister Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.23.2.8 Abstract A comprehensive assessment of the impact of wildfires in the Chornobyl Exclusion Zone on the adjacent territory within a radius of 100 km in the spring … Read more

Comprehensive Assessment of the Chornobyl Exclusion Zone Wildfires Impact on the 100-km Area Around the Chornobyl NPP

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I. S. Skiter Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.23.2.7 Abstract The subject of the study is the New Safe Confinement. Its commissioning is the second stage of the task to transform the Shelter object into an ecologically safe system. Works on the … Read more

Peculiarities of the Shelter Object Individual
Unstable Structures Dismantling

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O. V. Balan, S. H. Brylka, S. S. Pidbereznyi, V. M. Rudko Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.23.2.6 Abstract The design and construction of the Shelter Object was carried out in a record short time in extreme radiation hazardous conditions, which did … Read more

Features of Neutron Flux Density and Gamma-Radiation Exposure Dose Rate Dynamics in ChNPP Shelter Object after the New Safe Confinement Commissioning

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O. V. Mykhailov, M. V. Saveliev, K. O. Sushchenko, V. V. Dmytryshyn Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.23.2.5 Abstract The nuclear safety monitoring system (NSMS), which is a part of the integrated automated monitoring system (IAMS), was created within the framework of … Read more

The State of the Scientific Problem Concerning
the Study of the Main Characteristics of the Molten
Corium-Concrete Interaction Products

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K. O. Sushchenko, A. V. Nosovskyi Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.23.2.4 Abstract In severe beyond-design basis accidents with loss of coolant and destruction of the core, the fuel melt (corium) can escape from the vessel and move to the concrete base … Read more

Temperature of Concrete Around Localization
Area Boundaries of Nuclear Hazardous Clusters
of Fuel-Containing Materials Inside the Shelter
Object of the Chornobyl NPP

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O. V. Mykhailov, A. O. Doroshenko, M. I. Pavliuchenko, S. A. Attarian Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.23.2.3 Abstract Data regarding the concrete temperature distribution around localization area boundaries of nuclear hazardous clusters of fuel-containing materials (NHC FCM) inside the ChNPP Shelter … Read more

Three-Dimensional Modeling as a Tool
for Improving the Safety Culture During Work
at Radiation-Nuclear Facilities

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S. S. Pidbereznyi, Ye. A. Menshenin, D. V. Fedorchenko Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.23.2.2 Abstract As work is planned at the Shelter object (SO), minimizing doses to the personnel involved in these work is of great importance. This is of particular … Read more

Radioactivity and Residual Energy Release of Nuclear
Fuel During Operation and Storage

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V. I. Borysenko1, V. V. Goranchuk1, M. S. Yurov1,2 1 Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysohirska st., Kyiv, 03028, Ukraine 2 National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”, 37, Beresteiskyi Ave, Kyiv, 03056, Ukraine DOI: doi.org/10.31717/2311-8253.23.2.1 Abstract General information on the amount of accumulated spent … Read more

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