Eugenijus Ušpuras

Laboratory of Nuclear Installation Safety (17)
Position:
Head (Chief research associate)
Room number:
318-AK
Phone number:
+37037401926
The person is no longer employed at the Institute

Publications

Scientific article

2020

Graževičius A. [LEI], Kaliatka A. [LEI], Ušpuras E. [LEI]. Numerical investigation of two-phase natural convection and temperature stratification phenomena in a rectangular enclosure with conjugate heat transfer In: Nuclear Engineering and Technology. Daejeon: Elsevier, 2020, Vol. 52, Iss. 1, p. 27-36. ISSN 1738-5733.

2019

Kaliatka A. [LEI], Ušpuras E. [LEI]. Heat removal from RBMK reactor core using non-regular means In: Nuclear Engineering and Design. Elsevier, 2019, Vol. 354, 110165, p. 1-13. ISSN 0029-5493.

2018

Valinčius M. [LEI], Kaliatka T. [LEI], Kaliatka A. [LEI], Ušpuras E. [LEI]. Modelling of severe accident and in-wessel melt retention possibilities in BWR type reactor In: Science and Technology of nuclear Installations. London, England: Hindawi, 2018, Vol. 2018, p. 1-14. ISSN 1687-6075.
Babilas E. [LEI], Dokucajev P., Janulevičius D., Markelov A., Pabarčius R. [LEI], Rimkevičius S. [LEI], Ušpuras E. [LEI], Vaišnoras M. [LEI]. Innovative technologies for spent fuel safe management at Ignalina channel-type reactors In: Nuclear engineering and technology. Daejeon, South Korea: Korean Nuclear Society, Published by Elsevier Korea LLC, 2018, Vol. 50, Iss. 3, p. 504-511. ISSN 1738-5733.
Van Dorsselaere J.P., Barrachin M., Millington D., Adorni M., Hrehor M., Mascari F., Schaffrath A., Tiselj I., Ušpuras E. [LEI], Yamamoto Y., Gumenyuk D., Fedotova N., Cronvall O., Liska P.. ETSON strategic orientations on research activities. ETSON research group activity In: International Journal for Nuclear Power. Berlynas: INFORUM, 2018, Vol. 63, Iss. 1, p. 13-18. ISSN 1431-5254.

2017

Kaliatka T. [LEI], Kaliatka A. [LEI], Ušpuras E. [LEI], Vaišnoras M. [LEI], Mochizuki H., van Rooijen W. F. G.. Best estimate approach for the evaluation of critical heat flux phenomenon in the boiling water reactors In: Kerntechnik. 2017, Vol. 82, No. 2, p. 148-160. ISSN 0932-3902.
Kaliatka A. [LEI], Ušpuras E. [LEI], Kaliatka T. [LEI]. Analysis of ingress of coolant accident to the vacuum vessel of the W7-X fusion experimental facility In: Fusion Science and Technology. 2017, Vol. 72, Iss. 2, p. 176-187. ISSN 1536-1055.
Slavickas A. [LEI], Pabarčius R. [LEI], Tonkūnas A. [LEI], Ušpuras E. [LEI]. Uncertainty and Sensitivity Analysis of Void Reactivity Feedback for 3D BWR Assembly Model In: Science and Technology of Nuclear Installations. 2017, Vol. 2017, p. 1-9. ISSN 1687-6075.
Kaliatka T. [LEI], Ušpuras E. [LEI], Kaliatka A. [LEI]. Integrated assessment of thermal hydraulic processes in W7-X fusion experimental facility In: Nuclear Engineering and Design. 2017, Vol. 312, p. 66-73. ISSN 0029-5493.

2016

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.

Conference paper

2021

Autrusson B., Van Dordsselaere J. P., Adorni M., Rocchi F., Cizelj L., Fedotova N., Shevchenko S., Schaffrath A., Pecherytsia O., Ušpuras E. [LEI], Nitoi M., Yamamoto Y., Power S.. Overview of ETSON modelling and experimental capabilities for R&D on nuclear safety: ETSON Research Group In: Challenges faced by technical and scientific support organizations (TSOs) in enhancing nuclear safety and security: ensuring effective and sustainable expertise, IAEA Series: Proceedings series. Proceedings of an International Conference Brussels, Belgium, 15–18 October 2018. Vienna: International Atomic Energy Agency (IAEA), 2021, p. 119-128. ISSN 0074–1884 ISBN 978-92-0-121021-0.

2018

Kaliatka A. [LEI], Kaliatka T. [LEI], Vileiniškis V. [LEI], Ušpuras E. [LEI]. Best Estimate Approach for the Simulation of Reactor Core Overheating and Quenching Experiments In: Best Estimate Plus Uncertainty International Conference. Multi-Physics Multi-Scale Simulations with Uncertainty (BEPU 2018) May 13-18, 2018. Lucca, Italy: 2018, p. 1-12..
Kaliatka A. [LEI], Ušpuras E. [LEI]. Application of the BE Approach for the Analysis of Design and Beyond Design Basis Accidents In: Best Estimate Plus Uncertainty International Conference. Multi-Physics Multi-Scale Simulations with Uncertainty (BEPU 2018) May 13-18, 2018 . Lucca, Italy: 2018, p. 1-12..

2017

Van Dorsselaere J.P., Barrachin M., Millington D., Adorni M., Hrehor M., Macari F., Schaffrath A., Tiselj I., Ušpuras E. [LEI], Yamamoto E., Gumenyuk D., Fedotova N., Cronvall O., Liska P.. Summary of ETSON strategic orientations on research activities. ETSON Research Group activity In: Proceedings of the EUROSAFE Forum 2017 Paris, 6 and 7 November 2017. Prancūzija: IRSN, 2017, p. 121-132. ISBN 978-2-9545237-8-1.
Kaliatka T. [LEI], Ušpuras E. [LEI], Kaliatka A. [LEI]. Analysis of Station Blackout Accident in ABWR Reactor In: 17th International Topical Meeting on Nuclear Reactor Thermalhydraulics” (NURETH-17) September 3-8, 2017 Kinija . Sianas: 2017, p. 1-1..
Kaliatka T. [LEI], Ušpuras E. [LEI], Kaliatka A. [LEI]. Application of BE approach for the different nuclear fission and fusion facilities In: 17th International Topical Meeting on Nuclear Reactor Thermalhydraulics” (NURETH-17) September 3-8, 2017. Kinija. Sianas: 2017, p. 1-1..
Žutautaitė I. [LEI], Dundulis G. [LEI], Rimkevičius S. [LEI], Ušpuras E. [LEI], Eid M., Stakelytė G.. Estimation of rare events probabilities in natural gas transmission networks In: 10th International conference on mathematical methods in reliability (MMR 2017). Grenoble, France: 2017, p. 1-9..
Kaliatka T. [LEI], Ušpuras E. [LEI], Allison Ch. M.. Modeling of quench 10 experiment on air ingress using relap/scdapsim mod 3.5 In: Proceedings of the 2017 25th International Conference on Nuclear Engineering ICONE25 July 2-6, 2017(ICONE25-66135), China.. Shanghai: ASME (The American Society of Mechanical Engineers), 2017, p. 1-7..

2016

Kaliatka A. [LEI], Kaliatka T. [LEI], Ušpuras E. [LEI], Mochizuki H.. Modelling of critical heat flux phenomenon in the boiling water reactors In: Proceedings of the 11th International Conference of the Croatian Nuclear Society Zadar, Croatia, 5-8 June 2016. . Zagreb, Croatia: Croatian Nuclear Society, 2016, p. 1-10. ISBN 978-953-55224-8-5 (USB).

2015

Kaliatka A. [LEI], Vileiniškis V. [LEI], Ušpuras E. [LEI]. Analysis of heat removal accidents during the wet storage phase in Ignalina nuclear power plant In: The 26th international symposium on transport phenomena . Leoben, Austria: 2015, p. 1-8..

Popular science article

2020

Babilas E. [LEI], Pabarčius R. [LEI], Vaišnoras M. [LEI], Ušpuras E. [LEI], Rimkevičius S. [LEI], Šeporaitis M. [LEI], Tonkūnas A. [LEI]. LEI activities in the EU projects directed to support the Regulatory Body of Iraq In: Energetika. Vilnius: Lietuvos mokslų akademija, 2020, T. 66, Nr. 1, p. i-ii. EBSCO (Academic Search Complete), INSPEC, Index Copernicus, SCOPUS, VINITI, Ulrich's Web . ISSN 0235-7208, eISSN 1822-8836.

2019

Pabarčius R. [LEI], Babilas E. [LEI], Ušpuras E. [LEI]. LEI activities as ETSON Consortium member in EC project In: Energetika (Kronika). 2019, Vol. 65, No. 4, p. 8-9. ISSN 0235-7208.

2018

Ušpuras E. [LEI], Minkevičius A. [LEI]. Kontroliuojama branduolių sintezė In: Lietuvos mokslų akademijos žinios. Vilnius: Lietuvos mokslų akademija, 2018, Nr. 3 (85), p. 17-17. ISSN 2029-5707.
Ušpuras E. [LEI], Pabarčius R. [LEI], Slavickas A. [LEI]. GEMINI Plus project for HTGR nuclear cogeneration demonstration In: Energetika (Kronika). Vilnius: Lietuvos mokslų akademija, 2018, Vol. 64, Nr. 1, p. 2-3. ISSN 0235-7208, eISSN 1822-8836.

2016

Ušpuras E. [LEI]. Paryžiaus susitarimai dėl klimato kaitos: ką jie reiškia Lietuvai ir visai energetikai In: technologijos.lt/Energija ir energetika (el. portalas). 2016-01-13. 2016, internetinė prieiga: http://www.technologijos.lt/n/technologijos/energija_ir_energetika/S-52357/straipsnis/Paryziaus-susitarimai-del-klimato-kaitos-ka-jie-reiskia-Lietuvai-ir-visai-energetikai..

2015

Ušpuras E. [LEI]. SAM guides for Ignalina: concrete benefits derived from SARNET In: EUROSAFE Tribune. Media Cologne, Hürth: GRS & IRSN, 2015, No. 28, p. 21-21. ISSN 1634-7676.

International projects

Horizon 2020

1

GEMINI+ project will provide a conceptual design for a high temperature nuclear cogeneration system for supply of process steam to industry, a framework for the licensing of such systMore

2
FASTNET project logo

The FASTNET project is a four-years European project funded by the Euratom Research and Training Programme 2014-2018. This project has received funding from the Euratom research and tMore

3

INCEFA-PLUS delivers new experimental data and new guidelines for assessment of environmental fatigue damage to ensure safe operation of European nuclear power plants. Austenitic sMore

4
BRILLIANT

The region of the European Union around the Baltic sea especially the countries Estonia, Latvia and Lithuania are not adequately integrated to the European electricity grid. At the enMore

5
IVMR

The goal of the project is an analysis of the applicability and technical feasibility of the IVMR strategy to high power reactors, both for existing ones (e.g. VVER 1000 type 320 unitMore

6

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

The ARCADIA project has been conceived so as to provide a twofold support to the further development of nuclear research programs in the NMS, targeting two major areas included in theMore

2

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

3
NUGENIA+

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

4

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

5

The Fukushima accidents highlighted that both the in-depth understanding of such sequences and the development or improvement of adequate severe accident management measures is essentMore

6

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

7

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

8

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

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