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Projects

LLC “Analytical Research Bureau on NPP Safety” has performed a range of scientific research works for Ukrainian clients and abroad. Some of Ukrainian similar projects groups and individual works are presented below as at the mid-2025. Most of them were reviewed and approved by State Nuclear Regulatory Inspectorate of Ukraine.

  • A number of projects on updating the materials of the Safety Analysis Report (SAR) and developing chapters of the Periodic Safety Reassessment Report (PSRR) as part of the work on extension of unit operation beyond the design period for:
    • Unit 3 of South Ukraine NPP;
    • Units 1,2 of Rivne NPP;
    • Unit 1 of Khmelnytsky NPP;
    • Units 3,4,5,6 of Zaporizhzhia NPP.
  • A number of projects on thermal-hydraulic analysis for substantiation of allowed number of equipment and pipelines loading cycles for purposes of lifetime extension for:
    • Unit 1 of the South Ukraine NPP;
    • Unit 1 of the Khmelnytsky NPP;
    • Unit 2 of the Zaporizhzhia NPP.
  • A number of projects to develop analytical justifications and technical documentation for the implementation of automatic algorithm for management of the primary-to-secondary side leaks for:
    • Units 3,4 of Zaporizhzhia NPP;
    • Units 1,2 of Khmelnytsky NPP;
    • Unit 3 of South Ukraine NPP.
  • A number of projects to develop or update the following NPP emergency documentation:
    • Emergency operating procedures for normal power operation (EOP RU) and emergency operating procedures at shutdown reactor (EOPsr) for Rivne NPP Units 1 and 2;
    • Emergency operating procedures at Spent Fuel Pool (EOP SFP) for Rivne NPP Units 3 and 4;
    • EOP RU for for Rivne NPP Unit 4;
    • EOP RU, EOPsr, EOP SFP for Khmelnytsky NPP Units 1 and 2.
  • A number of projects within the framework of activities on commissioning the Centralized Spent Fuel Storage Facility (CSFSF) in Ukraine:
    • Development of the Procedure on Accounting and Control of Nuclear Materials;
    • Development of the Nuclear Materials Accounting System Database;
    • Development of the NNEGC standard "Nuclear Fuel Management. Technical Specifications for Spent Nuclear Fuel Shipment from Ukrainian NPPs to the CSFSF";
    • Development of typical procedure on organization and performance of activities at power units (RNPP, KhNPP, SUNPP) during spent fuel shipment to CSFSF.
  • Preparing set of documents for obtaining the necessary permissions from the State Nuclear Regulatory Inspection of Ukraine for Commissioning the Neutron Source Facility of the National Science Center “Kharkov Institute of Physics and Technology”, that included:
    • Selected operating documents/procedures;
    • Technical specifications for safe operation of the facility;
    • Technical specifications and test programmes for selected systems/components;
    • Concept for decommissioning of the nuclear facility.
  • Detailed analysis of primary circuit makeup at blackout and/or loss of ultimate heat sink for Rivne NPP Unit 1.
  • Evaluation of in-vessel debris localization strategy for V-213 reactor facilities.
  • Substantiation of critical safety functions for accident instructions related to implementation of new fuel (ТВС-WR) for unit 5 Zaporyzhzhya NPP.
  • Scientific and technical support for the development of a regulatory document of NNEGC Energoatom: Technical Requirements for the Installation and Safe Operation of Equipment and Pipelines of Nuclear Facilities.
  • Calculations of specific activity and volume of water generated due to beyond design basis accidents. Radiation risk assessment in case of BDBA.
  • Performing selected thermal-hydraulic calculations as part of the development of the concept for protecting SGs from overpressure in the second circuit of VVER-1000/V-320 NPPs based on the accumulated operating experience and taking into account modern approaches based on passive devices (such as direct-acting relief valves).
  • Calculation of the residual energy release of new modifications of Westinghouse fuel assemblies with a retention time from 1 year to 55 years.
  • Development of the NNEGC standard "Spent Nuclear Fuel Management. Radiation characteristics and residual energy release of spent VVER-440 fuel assemblies.
  • Research, evaluation and feasibility study of advanced nuclear technologies for the construction of new NPP units in Ukraine.
  • Preparation of report to substantiate the seismic stability classification of selected systems and elements of KhNPP Unit 2 in accordance with the “Requirements for Seismic Design and Seismic Safety Assessment of Nuclear Power Plants” НП 306.2.208-2016.
  • Development of Preliminary Safety Analysis Report on implementation of automatic algorithm for management of the primary-to-secondary side leaks. Khmelnytskа NPP Unit 1.
  • Pre-design investigation for construction of the Unit 5 at the Rivne NPP site. Development of recommendations on selection of the reactor type in accordance with IAEA methodologies.
  • Analytical substantiation (confirmation) of the efficiency of using non-design equipment for RNPP Units 1 and 2.
  • Study of the peculiarities of applying correlations of the DКB “Hydropress” for determining the safety factor to the critical heat flux during the periodic safety reassessment of units with Westinghouse Company nuclear fuel.

International projects in which the company participated are presented below as at the mid-2025:

  • “Peer-review of safety substantiation documentation related to enhanced fuel cycle and safe operation with power uprate up to 3120 MW for units 5 and 6 of Kozloduy NPP” – within the framework of Kozloduy NPP project, Bulgaria;
  • “Specification of waste forms to allow safe treatment, storage and disposal of problematic radioactive wastes held at Ukrainian nuclear energy facilities” – INSC project U4.01/14A.
  • “Reduction of radiological consequences of design basis and design extension accidents” R2CA – Horizon 2020 Euratom project.
  • “Structural materials research for safe long term operation of LWR NPPs” STRUMAT-LTO – Horizon 2020 Euratom project.
  • “Assessment of providing heating to the plant (ZNPP) and the satellite town, Energodar, without bringing reactors to criticality” – project with Argonne National Laboratory (ANL), USA.

At present time company participates in the following activities:

  • Preparation of periodical safety analysis reports for several Ukrainian NPP Units related to lifetime extension above 30 years;
  • Implementation of safety upgrades at NPPs;
  • Updating of emergency operating procedures and accident management guidelines for Ukrainian NPPs.
  • International projects:
    • Support to the Nuclear Regulator in South Africa – INSC project;
    • Ensuring Assessment of Safety Innovations for Small Module Reactors (EASI-SMR) – Horizon Europa Euratom project.

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