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Modeling of Radioactive Contamination of the Atmosphere due to Natural Fires in the Exclusion Zone in September 2024

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М.М. Тalerko, Т.D. Lev, O.G. Tyshchenko, Yu.I. Kuzmenko Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysohirska st., Kyiv, 03028, Ukraine DOI: doi.org/10.31717/2311-8253.25.1.6 Abstract The results of modeling the transport of radioactive aerosols released into the atmosphere as a result of fires in forest and grass areas in the Chornobyl Exclusion … Read more

Radiation Conditions Parameters in Specific Areas of Work on Unstable Structures Dismantling of the Shelter Object for the Period of Extension of Its Operational Life

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L.I. Pavlovlskyi, D.V. Gorodetskyi, V.V. Derenhovskyi, Ye.A. Menshenin, S.G. Brylka Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.25.1.5 Abstract In 2004−2008, in order to reduce the risks of collapse of unstable structures of the Shelter object, a number of measures were taken to stabilize … Read more

Study of Specific Activity Distribution of Key Nuclides in Metal Waste Forwarded for Exemption from Regulatory Control in the SSE “Chornobyl NPP”, and Assessment of their Compliance with the Current Radionuclide Vector

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O.V. Mykhailov1, I.S. Skiter1, O.V. Miasnykov2, T.V. Tymoshenko2 1 Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine 2 State Specialized Enterprise “Chornobyl NPP”, Slavutych, Kyiv Region, Ukraine, 07101 DOI: doi.org/10.31717/2311-8253.25.1.4 Abstract The initiation of dismantling activities at the Chornobyl NPP Units has resulted in a significant amount … Read more

Problems of Operational Diagnostics of Corrosive Damage of Fuel Element Claddings in VVER Reactors

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G.I. Sharaievskyi Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysohirska st., Kyiv, 03028, Ukraine DOI: doi.org/10.31717/2311-8253.25.1.3 Abstract The nature and structure of interrelated thermophysical, physico-chemical, and materials science processes that directly affect the operational reliability parameters of fuel element claddings in non-boiling VVER-type reactors are considered. Possible causes of operational … Read more

Development of Multi-Unit Probabilistic Safety Assessment Using the Khmelnytskyi NPP Site as an Example

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Ie. O. Shakhov, V. V. Lakhai, Ye. O. Aleksandrov, Yu. A. Sapozhnykov Joint Stock Company “Kyiv Research and Design Institute ‘Energoproekt’”, 4, Beresteiskyi Ave, 01135, Kyiv, Ukraine DOI: doi.org/10.31717/2311-8253.25.1.1 Abstract The safety assessment of nuclear power plants (NPPs) has traditionally focused on individual reactor units, without fully considering the interactions between multiple units at a … Read more

Energy Deposition Analysis for VVER‑1000 Core Internals

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V.V. Goranchuk1, V.I. Borysenko1, V.V. Stadnik2, M.M. Palamarchuk2, E.M. Chalyi2 1 Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysohirska st., Kyiv, 03028, Ukraine 2Branch of SS “Scientific and Technical Center” of JSC NNEGC “Energoatom”, 22-24, Hoholivska st., Kyiv, 01054, Ukraine DOI: doi.org/10.31717/2311-8253.25.1.1 Abstract Calculation of energy deposition in metal structures under … Read more

Nuclear Power and the Environment, Issue 32

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Institute for Safety Problems of Nuclear Power Plants of NAS of UkraineCO “Ukrainian Nuclear Society” Issue 32 ISSN  2311-8253 Published :  2025-08-04 DOI: doi.org/10.31717/2311-8253.25.1 Full Issue Download Energy deposition analysis for VVER‑1000 core internalsV. V. Goranchuk, V. I. Borysenko, V. V. Stadnik, M. M. Palamarchuk, E. M. Chalyi Development of multi-unit probabilistic safety assessment using the Khmelnytskyi … Read more

Air Releases of 137Cs from the Burning of Contaminated Biomass: a Review of Laboratory Research

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V.K. Shynkarenko, A.M. Novikov Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysohirska st., Kyiv, 03028, Ukraine DOI: doi.org/10.31717/2311-8253.24.3.7 Abstract Forest fires and biomass burning in radioactively contaminated areas present a potential risk of releasing accumulated radionuclides into the atmosphere. This article reviews the literature on caesium (Cs) emissions from laboratory … Read more

Comprehensive Analysis of Forest Fires Characteristics and Meteorological Conditions Affecting their Spread in the Territory of Ukrainian Forests for the Period 2006–2022

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T.D. Lev, V.M. Piskun, Yu. V. Yatsenko, I.P. Shedemenko Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysohirska st., Kyiv, 03028, Ukraine DOI: doi.org/10.31717/2311-8253.24.3.6 Abstract The spatio-temporal characteristics of natural fires on the territory of Ukrainian Polissia were studied, taking into account the influence of meteorological factors and local conditions of … Read more

Assessment of the Size of the Khmelnytskyi NPP Sanitary Protection Zone Taking into Account the Construction of Power Units No. 5, 6 with AP1000 Reactor

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М. М. Тalerko1, Т. D. Lev1, А. V. Nosovskyi1, V. М. Rudko1, V. М. Piskun1, А. М. Novikov1, І. P. Shedemenko1, O. V. Blokhina2 1 Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysohirska st., Kyiv, 03028, Ukraine 2 Separate Division “Atomproektengineering” of JSC NNEGC “Energoatom”, 6, Simi Prakhovykh st., Кyiv, … Read more

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