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    • Robertas Alzbutas

    Laboratory of Nuclear Installation Safety (17)
    Position:
    Senior research associate
    ORCID:
    https://orcid.org/0000-0002-8370-6476
    Room number:
    317-AK
    Phone number:
    +37037401945
    Email:
    Robertas.Alzbutas@lei.lt

    Publications

    Book or monograph chapter

    2016

    Alzbutas R. [LEI]. Risk zoning and PSA in relation to risk of external events In: Resilience management and renewable energy processes. Societa Editrice "Il Ponte Veccchio", 2016, p. 115-134. ISBN 978-88-6541-552-8.

    Study

    2021

    Ahn. D.-H., Alzbutas R. [LEI], Carroll B., Duan X., Hechmann K., Jevremovic T., Liang D., Lydell B., Mohaghegh Z., Riznic J., Sakurahara T., Wang M., Zammali C.. Technical Insights from Benchmarking Different Methods for Predicting Pipe Failure Rates in Water Cooled Reactors In: IAEA-TECDOC-1988 FINAL REPORT OF A COORDINATED RESEARCH PROJECT. Vienna: IAEA, 2021, p. 1-128. ISBN 978-92-0-141121-1.

    Scientific article

    2024

    Sengupta J., Alzbutas R. [LEI], Iešmantas T., Petkus V., Barkauskienė A., Ratkūnas V., Lukoševičius S., Preikšaitis A., Lapinskienė I., Šerpytis M., Misiulis E. [LEI], Skarbalius G. [LEI], Navakas R. [LEI], Džiugys A. [LEI]. Detection of subarachnoid hemorrhage using CNN with dynamic factor and wandering sstrategy-based feature selection In: Diagnostics. Basel: MDPI, 2024, Vol.14, Iss. 21, 2417, p. 1-31. ISSN 2075-4418.
    Alzbutas R. [LEI], Dundulis G. [LEI]. Probabilistic Assessment of Structural Integrity In: Axioms. Basel: MDPI, 2024, Vol. 13, Iss. 3, 154, p. 1-22. ISSN 2075-1680.

    2022

    Alzbutas R. [LEI], Iešmantas T. [LEI]. Stochastic Simulation of Flow Rate and Power Consumption Considering the Uncertainty of Pipeline Cracking Rate and Time-Dependent Topology of a Natural Gas Transmission Network In: Energies. Basel: MDPI, 2022, Vol. 15, Iss. 13, 4549, p. 1-12. ISSN 1996-1073.

    2021

    Alzbutas R. [LEI], Vaišnoras M. [LEI], Šarūnienė I. [LEI], Krikštolaitis R. [LEI], Valinčius M. [LEI], Babilas E. [LEI], Augutis J. [LEI], Rimkevičius S. [LEI], Iešmantas T. [LEI], Anusauskas F., Mataitis L.. Aggregated Risk Assessment and Survey for Risk Reduction in Oil Terminals In: Sustainability. Basel: MDPI, 2021, Vol. 13, 12169, p. 1-21. ISSN 2071-1050.
    Heckmann K., Alzbutas R. [LEI], Wang M., Jevremovic T., Lydell B. O. Y., Sievers J., Duan X.. Comparison of sensitivity measures in probabilistic fracture mechanics In: International Journal of Pressure Vessels and Piping . Oxford: Elsevier, 2021, Vol. 192, 104388, p. 1-11. ISSN 0308-0161, eISSN 1879-3541.

    2020

    Cheng W.-C., Sakurahara T., Zhang S., Farshadmanesh P., Reihani S., Kee E., Mohaghegh Z., Heckmann K., Sievers J., Lydell B., Zammali Ch., Yuan X.-X., Duan X., Alzbutas R. [LEI], Lee G.-G., Karom J. A., Morozov V., Takasugi C., Jevremovic T.. Review and categorization of existing studies on the estimation of probabilistic failure metrics for Reactor Coolant Pressure Boundary piping and steam generator tubes in Nuclear Power Plants In: Progress in Nuclear Energy. Oxford: Elsevier, 2020, Vol. 118, 103105, p. 1-51. ISSN 0149-1970.

    2019

    Iešmantas T. [LEI], Alzbutas R. [LEI]. Bayesian spatial reliability model for power transmission network lines In: Electric Power Systems Research. Elsevier, 2019, Vol. 173, p. 214-219. ISSN 0378-7796, eISSN 1873-2046.
    Alzbutas R. [LEI], Voronov R. [LEI]. Probabilistic safety assessment and human reliability analysis for the Wendelstein 7-X fusion device In: Fusion Engineering and Design. Elsevier, 2019, Vol. 149, 11131811, p. 11. ISSN 0920-3796.
    Abramovic I., Pavone A., Moseev D., Lopes Cardozo N. J., Salewski M., and W7-X Team, Alzbutas R. [LEI], Dundulis G. [LEI], Kaliatka T. [LEI], Karalevičius R. [LEI], Povilaitis M. [LEI], Rimkevičius S. [LEI], Urbonavičius E. [LEI]. Forward modeling of collective Thomson scattering for Wendelstein 7-X plasmas: Electrostatic approximation In: Review of Scientific Instruments. AIP, 2019, Vol. 90, No. 2, p. 1-12. ISSN 0034-6748.
    Alzbutas R. [LEI], Cronvall O., Cueto-Felgueroso C., Gunnars J., Lejon A., O´Regan P., Walker T., Simola K., Martin O., et al. ENIQ Framework Document for Risk-Informed In-Service Inspection In: ENIQ Report No. 51. Brussels: The NUGENIA Association, 2019, Vol. 2, No. 51, p. 1-31. ISBN 978-2-919313-21-1.

    Conference paper

    2024

    Iešmantas T., Alzbutas R. [LEI]. Bayesian learning lithium-ion open circuit voltage curve via state-space model In: 26th International Conference on Computational Statistics COMPSTAT2024, 26-30 Aug 2024, Giessen, Germany.. Giessen: 2024, Session CC018, A0469, p. 1-1..
    Grilauskaitė R., Alzbutas R. [LEI]. Lithium-ion batteries ageing modelling and reliability assessment methods In: CYSENI' 2024: 20th international conference of young scientists on energy and natural sciences issues, 21-23 May, 2024, Kaunas, Lithuania: [proceedings]. Kaunas: Lietuvos energetikos institutas, 2024, p. 39-39. ISSN 2783-6339.
    Grilauskaitė R., Alzbutas R. [LEI]. Mašininio ir giliojo mokymosi metodų taikymai ličio jonų baterijų senėjimo modeliavime ir patikimumo vertinime In: Studentų moksliniai tyrimai 2023/2024: konferencijos pranešimų santraukos. Vilnius: Lietuvos mokslo taryba, 2024, p. 255-256. ISSN 2669-2074.

    2020

    Alzbutas R. [LEI], Vitkutė J.. Probabilistic uncertainty and sensitivity analysis for risk assessment of natural gas pipeline explosion In: Risk analysis: from perception to prediction: 6th society for risk analysis Europe (SRA-E) Nordic chapter conference, 5-6 November, 2020, Kaunas, Lithuania: abstracts. Kaunas: Kauno technologijos universitetas, 2020, p. 8-8..
    Poghosyan S., Gilbertson A., Ferrante F., Siu N., Alzbutas R. [LEI], Siklossy T.. IAEA Project on aggregation of various risk contributors for nuclear facilities In: Proceedings of the 29th European Safety and Reliability Conference, ESREL 2019. Singapore: European Safety and Reliability Association. Published by Research Publishing, 2020, p. 3798-3805. SCOPUS . ISBN 978-981-11-2724-3.

    2017

    Benabid R., Bouhlal A., Alzbutas R. [LEI], Kaliatka A. [LEI]. Level 1 probabilistic safety analysis of a typical research reactor In: Proceeding of African Conference on Research Reactor Utilization and Safety, 18-20 December, Accra, Ghana. GAEC and IAEA (International Atomic Energy Agency). Ghana: IAEA, 2017, p. 1-10..
    Dundulis G. [LEI], Alzbutas R. [LEI]. Pipe rupture and inspection sensitivity analysis In: Proceedings of the 52th ESReDA Seminar, May 30-31, 2017, Lithuania. Kaunas: 2017, p. 108-116. ISBN 978-92-79-73870-8.
    Alzbutas R. [LEI]. Risk informed inspection and decisions making In: Proceedings of the 52th ESReDA Seminar, May 30-31, 2017, Lithuania. Kaunas: 2017, p. 46-59. ISBN 978-92-79-73870-8.

    2015

    Iešmantas T. [LEI], Alzbutas R. [LEI]. Maintenance of power systems considering time-dependent uncertainty In: Safety and Reliability: Methodology and Applications – Proceedings of the European safety and reliability conference ESREL 2014. Wroclaw, Poland, September 14-18, 2014. Nowakowski et al. (Eds) 2015 . London: Taylor & Francis Group, 2015, p. 1127-1131. ISBN 978-1-138-02681-0.
    Iešmantas T. [LEI], Alzbutas R. [LEI]. Age-dependent uncertainty in energy network reliability assessment In: 25th European Safety and Reliability Conference (ESREL) . London: Taylor & Francis Group, 2015, p. 1959-1964. ISBN 978-1-138-02879-1.

    International projects

    Horizon Europe

    1
    Implementation of activities described in the Roadmap to Fusion during Horizon Europe through a Joint Programme of the members of the EUROfusion consortium under Horizon Europe
    https://www.euro-fusion.org/
    Ongoing
    01.01.2021 - 31.12.2025

    EUROfusion’s updated Fusion Research Roadmap aims to acquire the necessary knowledge to start constructing a demonstration fusion power plant (DEMO) five years after ITER is in full-pMore

    Horizon 2020

    1
    Implementation of activities described in the Roadmap to Fusion during Horizon 2020 through a Joint programme of the members of the EUROfusion consortium (EUROfusion)
    https://www.euro-fusion.org/
    Completed
    01.01.2014 - 31.12.2022

    EUROfusion, the ‘European Consortium for the Development of Fusion Energy’, manages and funds European fusion research activities on behalf of Euratom. Thirty members*, representing More

    Seventh Framework Programme (FP7)

    1
    Nuclear Cogeneration Industrial Initiative – Research and Development Coordination (NC2I-R)
    http://www.snetp.eu/nc2i/
    Completed
    01.10.2013 - 30.09.2015

    The strategic objective of NC2I-R is to structure the European public and private R&D capabilities for delivering a nuclear cogeneration demonstrator fully meeting the market needMore

    2
    NUGENIA+
    Preparing NUGENIA for HORIZON2020 (NUGENIA-PLUS)
    http://nugenia.org/about-nugenia/
    Completed
    01.09.2013 - 31.08.2016

    The objective of the NUGENIA+ project is to support the NUGENIA Association in its role to coordinate and integrate European research on safety of the Gen II and III nuclear installatMore

    3
    Advanced Safety Assessment: Extended PSA (ASAMPSA_E)
    http://asampsa.eu
    Completed
    01.07.2013 - 30.06.2016

    Since 2013, LEI participated in the Consortium, managed by the Institut de Radioprotection et de Sûreté Nucléaire (IRSN), by implementing EU Seventh Framework Programme project AdvancMore

    4
    Proposal for a harmonized European methodology for the safety assessment of innovative reactors with fast neutron spectrum planned to be built in Europe (SARGEN_IV)
    https://inis.iaea.org/search/search.aspx?orig_q=RN:45071233
    Completed
    01.01.2012 - 31.12.2013

    The European Sustainable Nuclear Industrial Initiative was launched in November 2010 to anticipate the development a fleet of fast reactors with closed cycle. Three fast neutron technMore

    5
    Product and Process Design for AmI Supported Energy Efficient Manufacturing Installations (DEMI)
    Completed
    01.02.2010 - 31.01.2013

    The project aims to enhance existing product and process design systems with features that will enable engineers to: design single discrete manufacturing processes in the optimalMore

    6
    Network of Excellence for a Sustainable Integration of European Research on Severe Accident Phenomenology (SARNET2)
    http://www.sar-net.eu/
    Completed
    01.04.2009 - 01.04.2013

    Most of the actors involved in severe accident research in Europe, plus Canada, Korea and the United States (41 partners), will network in SARNET2 (Severe Accident Research NETwork ofMore

    7
    European Fusion Development Agreement (EURATOM-LEI association)
    Completed
    01.01.2007 - 31.12.2013

    Today, about 80% of all energy produced comes from the fossil fuel (oil, carbon, and natural gas). European scientists are developing environmentally friendly, safe, and renewable eneMore

    Sixth Framework Programme (FP6)

    1
    Network of Excellence for a Sustainable Integration of European Research on Severe Accident Phenomenology (SARNET)
    http://www.sar-net.eu/?q=node/7
    Completed
    01.04.2004 - 01.04.2008

    The Network of Competency SARNET – the project for the Integration and management of severe accidents phenomena in research in Europe – was launched in March, 2004. The SARNET projectMore

    IAEA

    1
    Methods and Applications for Assessing of Time-Dependent Failure Rates (IAEA No I31030)
    Completed
    09.02.2018 - 08.02.2022

    The successful deployment of advanced WCR technologies includes the development of design certification probabilistic safety assessment (PSA) studies that among other aspects must alsMore