Results of Radionuclide Vector Verification to Characterize Solid Radwaste of Chornobyl Nuclear Power Plant Sent for Burial

O. V. Mykhailov Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.22.2.5 Abstract The first radionuclide vector (RV) for characterization of operational solid radioactive wastes (SRW) of Chornobyl Nuclear Power Plant (ChNPP) according to the IAEA methodology was established in 2018 and consisted of a … Read more

Salt Melt as a Determining Factor in the Conditioning System Development of Liquid Radioactive Waste of NPPs in Ukraine

Yu. O. Olkhovyk National Aviation University, 1, Liubomyra Huzara ave., Kyiv, 03058, Ukraine DOI: doi.org/10.31717/2311-8253.22.2.4 Abstract The dynamics of annual generation of liquid and solid radioactive waste at Ukrainian nuclear power plants (NPPs) with WWER reactors standardized for electricity production is considered. It is established that in the last ten years the indicators of specific … Read more

Sorption of the Main Dose-forming Radionuclides of Nuclear Power Plants Drain Water on Natural Bentonite in the Process of their Co-ozonation

B. H. Shabalin1, K. K. Yaroshenko1, O. M. Lavrynenko1, 2, O. V. Marinich3, N. B. Mitsiuk1 1 SI “The Institute of Environmental Geochemistry of the National Academy of Sciences of Ukraine”, 34а, Palladina ave., Kyiv, 03142, Ukraine 2 I. M. Frantsevich Institute for Problems of Materials Science of the National Academy of Sciences of Ukraine, … Read more

Determination of Conservative Conditions of the Model of Reactivity Accident at RBMK‑1000

V. I. Borysenko, V. V. Goranchuk Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysogirska st., Kyiv, 03028, Ukraine DOI: doi.org/10.31717/2311-8253.22.2.2 Abstract Analytical studies have been performed on the model of a reactivity accident at the 4th Unit of the Chornobyl NPP with an RBMK-1000-type reactor. The model of the RBMK-1000 … Read more

Current Physical Problems of the Dynamic Damage in Elements of the First Circuit of VVER Reactors

І. G. Sharaevsky, Т. S. Vlasenko, L. B. Zimin, А. V. Nоsоvskyi, N. М. Fіаlkо, G. І. Sharaevsky Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysogirska st., Kyiv, 03028, Ukraine DOI: doi.org/10.31717/2311-8253.22.2.1 Abstract In the context of the actual problems of the physics of operational damage of modern reactor steels … Read more

Nuclear Power and the Environment, Issue 24

SE “State Scientific and Engineering Center for Control Systems and Emergency Response”Institute for Safety Problems of Nuclear Power Plants of NAS of UkraineCO “Ukrainian Nuclear Society” Issue 24 ISSN  2311-8253 Published :  2022-12-21 DOI: doi.org/10.31717/2311-8253.22.2 Current physical problems of the dynamic damage in elements of the first circuit of VVER reactorsІ. G. Sharaevsky, Т. S. Vlasenko, L. B. Zimin, А. V. … Read more

The Work Results of the Institute for Safety Problems of Nuclear Power Plants of the NAS of Ukraine in 2021

I. V. Kutsyna, V. S. Havrylenko, D. I. Кhvalin Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysogirska st., Kyiv, 03028, Ukraine DOI: doi.org/10.31717/2311-8253.22.1.7 Abstract For the second year in a row, the Institute for Safety Problems of Nuclear Power Plants of the National Academy of Sciences of Ukraine (ISP NPP, … Read more

Comparative Assessment of the Dynamics of the Average Annual Deposition Velocity of 90Sr and 137Cs for a Long Term Period after the Chornobyl Accident for the Cities of Ukraine, Kyiv and Chornobyl

A. M. Novikov Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 12, Lysogirska st., Kyiv, 03028, Ukraine DOI: doi.org/10.31717/2311-8253.22.1.6 Abstract A reliable assessment of the radioactive aerosol spread is an environmental safety task of current interest and high priority. An important parameter, used to calculate the transport of radioactive fallout, is the … Read more

Three- Level Model Assessment of Potential Scenarios of the Shelter Object Transformation into an Ecologically Safe System Based on Global Factor

V. V. Derenhovskyi, I. S. Skiter Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.22.1.5 Abstract The paper presents research related to the analysis of scenarios for the transformation of the Shelter object into an ecologically safe system. Despite the long lifetime of the New … Read more

Two- Chamber Unit for Detecting Parameters in the Neutron Flux

O. A. Kuchmagra, G. I. Odynokin Institute for Safety Problems of Nuclear Power Plants, NAS of Ukraine, 36a, Kirova st., Chornobyl, 07270, Ukraine DOI: doi.org/10.31717/2311-8253.22.1.4 Abstract The detection unit contains two neutron detectors — fission chambers KNT-31 or KNT 31–1, in which the radiator sensitive to neutron radiation is 235U (concentration of 235U in the … Read more

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