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Leistungen
Description of the experimental techniques for evaluation of thermal ageing processes (OM, TEM, SEM, AFM ….) for monitoring and evaluation structural changes in the materials selected for this project.
Detailed test matrix for the thermal ageing evaluation experimental program (öffnet in neuem Fenster)Detailed test matrix for the thermal ageing evaluation experimental program, based on the relevant available SSCs and the capabilities of the participated laboratories. Deliverable is the fundamental output of the Task 4.2 Thermal Ageing.
Report on operational experience and NDT techniques (öffnet in neuem Fenster)Summarization of the operation experiences and NDT techniques which are/were used during NPP operation on SG tubes.
Proceedings of workshop II (öffnet in neuem Fenster)Proceedings from workshop II based on presentations of invited lecturers will be issued. Proceedings in form of textbooks will be distributed to the workshop participants before the start of workshop.
Cutting plans and experimental matrix for mechanical testing (öffnet in neuem Fenster)The aim of this task is to prepare:- cutting plans;- experimental matrix.
State of the art on Thermal Ageing Evaluation (öffnet in neuem Fenster)The report will include the results of state of the art on Thermal Ageing Evaluation based on obtaining deep knowledge of thermal ageing effects based on testing results and analytical research and developing/modify thermal ageing predictive models for long-term operation of SSCs
Database of the available materials (öffnet in neuem Fenster)Description and database of the available materials (SG tubes, primary pipes) from decommissioning NPPs or from material archives of the project partners.
Database of relevant publication to project DELISA-LTO published in the past (öffnet in neuem Fenster)In frame of this delivery the database of relevant publications with connection to the DELISA-LTO subject (issued in past) will be collected.
Report on indications of selected V1 SG tubes (öffnet in neuem Fenster)Detailed summarization of the indication on the selected SG tubes which were obtained from V1 NPP.
Report on applicability of ultrasonic measurement for the evaluation of phase changes caused by thermal ageing (öffnet in neuem Fenster)The report will summarize test results from measurements of ultrasonic signal properties, such as speed and attenuation of the ultrasonic signal, etc., on samples before and after exposure to thermal aging. The output will be recommendations for measuring phase changes caused by thermal aging through selected ultrasonic characteristics as a part of In-Service Inspection Program.
Proceedings of workshop I (öffnet in neuem Fenster)Proceedings from workshop I based on presentations of invited lecturers will be issued. Proceedings in form of textbooks will be distributed to the workshop participants before the start of workshop.
Report on developing and testing models of RPV internals for swelling evaluation (öffnet in neuem Fenster)The report will include the results of developing and testing the RPV internals models for swelling evaluation (created for different codes) and performing of the benchmark at simple level
Report summarizing the survey results, containing selected testing and analytical methods and parameters for the experimental program (öffnet in neuem Fenster)Report summarizing the survey results, containing selected testing and analytical methods and parameters for the subsequent experimental program. Deliverable is the fundamental output of the Task 4.1 Characterization of the relevant specimens and methods.
Sample preparation and transport (öffnet in neuem Fenster)The aim of this task is to prapere the samples and transport them to partners involved to testing.
Report on normative approaches, current practice and experience of RPV internals calculations (swelling evaluation) for LTO justification (öffnet in neuem Fenster)The report will include the results of the comparison of rules-making and practices concerning swelling evaluation and calculation of RPV internals for PWR type reactors. The experience and safety requirements in the project developer countries related to RPV internals swelling calculations and evaluation will be explored, collected and analyzed
Report summarizing available relevant data from ongoing/past project and material databases (öffnet in neuem Fenster)Deliverable is focused on the presentation of summarized relevant data, experience and test results from other scientific projects and materials databases (e.g. MatDB) utilized within the DELISA project. Deliverable will also descibe benefits of the established connection with ongoing projects dedicated to the experimental validation of NPP structural materials degradation (e.g. FRACTESUS, STRUMAT-LTO).
Critical analysis of the primary circuit components important to LTO safe operation of NPP VVER 440 and VVER 1000 (öffnet in neuem Fenster)Identification of the critical issues with the primary circuit components based on the operational experience with importance of LTO safe operation of NPP WWER 440 and WWER 1000 and description of the degradation mechanisms for selected components of the available materials.
Methodology of mechanical testing for evaluation of thermal ageing processes (öffnet in neuem Fenster)The aim of this task is to design methodology and experimental matrix in order to obtain the maximum amount of information from the available materials according to the existing standards and laboratory practice. To accomplish this goal, standard as well non-standard testing methods will be taken into account, such a subsized specimen tests and Small Punch Test. Sample preparation procedure and transport logistics is part of the task.The following actions will be undertaken:- description of experimental methodology for standard and/or non-standard testing (subsized specimen, SPT etc.) of mechanical property changes- description of the possibilities for the ILS- cutting plans and experimental matrix- material sample preparation and transports to all partners
Cutting plans and experimental matrix for structural evaluation (öffnet in neuem Fenster)Cutting plans and experimental matrix - description of the experimental material which will be cut according to the cutting plan for specific methods into many samples, that will be delivered to individual contributors based on the preferences and need of each one.
The questionnaire should be agreed with all participants and should cover the following topics: Safety codes, standards, guidelines related to the available SSCs' relevant for swelling and thermal ageing during LTO expected for 60+ years, best practice recommendations for swelling and thermal ageing assessment and relevant literature on swelling and thermal ageing of SSCs'.
Questionnaire for the survey of laboratory equipment, testing procedures and quality assurance systems (öffnet in neuem Fenster)Questionnaire for the survey of laboratory equipment, testing procedures and quality assurance systems. Necessary for the participants information collection within the Task 4.1 Characterization of the relevant specimens and methods.
The first project deliverable will be a project presentation that will contain an overview of the project (its objectives, work packages, consortium members, etc.). The presentation will be presented on the project kick-off meeting.
Veröffentlichungen
Autoren:
Roman Krajcovic, Michal Benak, Radim Kopriva, Szabolcs Szavai, Csaba Takacs
Veröffentlicht in:
e-Journal of Nondestructive Testing 28(7), 2023, ISSN 1435-4934
Herausgeber:
NDE
DOI:
10.58286/28273
Autoren:
O. Shugailo, V. Pistora, S. Szavai, Ya. Dubyk, J. Lydman, V. Slugen, S. Banko
Veröffentlicht in:
Nuclear and Radiation Safety, 2024, ISSN 2073-6231
Herausgeber:
State Scientific and Technical Center for Nuclear and Radiation Safety
DOI:
10.32918/NRS.2024.3(103).02
Autoren:
David Slnek, Mária Dománková, Marek Adamech, Jana Petzová, Katarína Bártová, Marek Kudláč, Matúš Gavalec
Veröffentlicht in:
Metals, Ausgabe 15, 2025, ISSN 2075-4701
Herausgeber:
MDPI AG
DOI:
10.3390/MET15060667
Autoren:
O. Shugailo, V. Pištora, S. Shavai, Y. Dubyk, L. Yari, V. Shlugen, S. Banko, V. Demenkov
Veröffentlicht in:
Strength of Materials, Ausgabe 56, 2024, ISSN 0039-2316
Herausgeber:
Springer Science and Business Media LLC
DOI:
10.1007/S11223-024-00683-Z
Autoren:
Vladimir Slugen, Jana Simeg Veternikova, Maria Domankova, Matus Gavalec, Jana Petzova, David Slnek, Mykola Dzubinsky, Oleksii Shugaylo, Ildiko Szenthe, Ferenc Gillemot, Maksym Zarazovskii, Jari Lydman, Radim Kopriva, Szabolcs Szavai, Ondrej Srba
Veröffentlicht in:
Nuclear Engineering and Design, Ausgabe 435, 2025, ISSN 0029-5493
Herausgeber:
Elsevier BV
DOI:
10.1016/J.NUCENGDES.2025.113949
Autoren:
Vladimir Slugen; Tomas Brodziansky; Jana Simeg Veternikova; Stanislav Sojak; Martin Petriska; Robert Hinca; Gabriel Farkas
Veröffentlicht in:
Materials; Volume 15; Ausgabe 20; Pages: 7091, 2022, ISSN 1996-1944
Herausgeber:
MDPI Open Access Publishing
DOI:
10.3390/ma15207091
Autoren:
Mathieu Hursin, Yann Perin, Denis Verrier, Vladimir Slugen, Jana Simeg Veternikova
Veröffentlicht in:
EPJ Nuclear Sciences & Technologies, Ausgabe 11, 2025, ISSN 2491-9292
Herausgeber:
EDP Sciences
DOI:
10.1051/EPJN/2025011
Autoren:
Branislav Stríbrnský, Róbert Hinca, Gabriel Farkas
Veröffentlicht in:
AIP Conference Proceedings, APPLIED PHYSICS OF CONDENSED MATTER (APCOM 2024), Ausgabe 3251, 2024, ISSN 1551-7616
Herausgeber:
AIP Publishing
DOI:
10.1063/5.0235218
Autoren:
Vladimir Slugen, Jana Simeg Veternikova
Veröffentlicht in:
AIP Conference Proceedings, APPLIED PHYSICS OF CONDENSED MATTER (APCOM 2024), Ausgabe 3251, 2024, ISSN 1551-7616
Herausgeber:
AIP Publishing
DOI:
10.1063/5.0235147
Autoren:
Jana Simeg Veternikova, Matus Hupka, Stanislav Sojak, Martin Petriska, Vladimir Slugen
Veröffentlicht in:
AIP Conference Proceedings, APPLIED PHYSICS OF CONDENSED MATTER (APCOM2023), Ausgabe 3054, 2024, ISSN 1551-7616
Herausgeber:
AIP Publishing
DOI:
10.1063/5.0187478
Autoren:
Milan Pavúk, Róbert Hinca, Vladimír Slugeň
Veröffentlicht in:
AIP Conference Proceedings, APPLIED PHYSICS OF CONDENSED MATTER (APCOM 2024), Ausgabe 3251, 2024, ISSN 1551-7616
Herausgeber:
AIP Publishing
DOI:
10.1063/5.0238704
Autoren:
Jana Simeg Veternikova, Stanislav Sojak, Martin Petriska, Vladimir Slugen
Veröffentlicht in:
AIP Conference Proceedings, APPLIED PHYSICS OF CONDENSED MATTER (APCOM 2024), Ausgabe 3251, 2024, ISSN 1551-7616
Herausgeber:
AIP Publishing
DOI:
10.1063/5.0234091
Autoren:
Robert Hinca, Vladimir Slugen, Branislav Stribrnsky
Veröffentlicht in:
AIP Conference Proceedings, APPLIED PHYSICS OF CONDENSED MATTER (APCOM 2024), Ausgabe 3251, 2024, ISSN 1551-7616
Herausgeber:
AIP Publishing
DOI:
10.1063/5.0234746
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