Position:
Research associate
Room number:
317-AK
Phone number:
+37037401945
Email:
The person is no longer employed at the Institute
Publications
Scientific article
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.
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.
2018
Dongiovanni D. N., Iešmantas T. [LEI], Gavila P., Pinna T..
Exploiting information of fusion component tests for failure rate estimation:Divertor Inner Vertical Target component study case
In: Fusion Engineering and Design. Lausanne, Switzerland: Elsevier, 2018, Vol. 136, p. 1629-1633. ISSN 0920-3796.
2016
Dongiovanni D. N., Iešmantas T. [LEI].
Failure rate modeling using fault tree analysis and Bayesian network:DEMO pulsed operation turbine study cas
In: Fusion Engineering and Design. Nyderlandai: Elsevier, 2016, Vol. 109-111, Part A, p. 613-617. ISSN 0920-3796.
Iešmantas T. [LEI], Alzbutas R. [LEI].
Bayesian analysis of heterogeneous reliability data for vulnerability assessment
In: Safety and Reliability. London: Taylor&Francis, 2016, Vol. 36, Iss. 1, p. 13-23. ISSN 2469-4126.
Ušpuras E. [LEI], Rimkevičius S. [LEI], Urbonavičius E. [LEI], Kaliatka A. [LEI], Dundulis G. [LEI], Alzbutas R. [LEI], Stankūnas G. [LEI], Vaišnoras M. [LEI], Vileiniškis V. [LEI], Povilaitis M. [LEI], Kaliatka T. [LEI], Janulionis R. [LEI], Karalevičius R. [LEI], Voronov R. [LEI], Iešmantas T. [LEI], Kačegavičius T. [LEI].
Branduolių sintezės tyrimai Lietuvos energetikos institute
In: Energetika. Vilnius: Lietuvos mokslų akademija, 2016, T. 62, Nr. 3, p. 102-123. ISSN 0235-7208.
Iešmantas T. [LEI], Alzbutas R. [LEI].
Bayesian reliability of gas network under varying incident registration criteria
In: Quality and reliability engineering international. Hoboken, NJ: John Wiley & Sons, 2016, Vol. 32, Iss. 5, p. 1903-1912. ISSN 0748-8017.
2015
Iešmantas T. [LEI], Alzbutas R. [LEI].
Hierarchical Bayesian reliability assessment of energy networks
In: Lietuvos matematikos rinkinys. Vilnius: Lietuvos matematikų draugija, 2015, Ser. A, T. 56, p. 18-23. ISSN 0132-2818.
2014
Alzbutas R. [LEI], Iešmantas T. [LEI], Povilaitis M. [LEI].
Risk and uncertainty analysis of gas pipeline failure and gas combustion consequence
In: Stochastic environmental research and risk assessment. Berlin: Springer, 2014, Vol. 28, No. 6, p. 1431-1446. ISSN 1436-3240, eISSN 1436-3259.
Conference paper
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.
Iešmantas T. [LEI], Alzbutas R. [LEI].
Adjustment factors in Bayesian reliability assessment for demo fusion technology
In: 12th Annual international conference of young scientists on energy issues (CYSENI 2015), Kaunas, Lithuania, May 27–28, 2015. Kaunas: Lietuvos energetikos institutas, 2015, p. 368-379. ISSN 1822-7554.
International projects
Seventh Framework Programme (FP7)
1
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
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
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
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
IAEA
1
Ongoing
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