Position:
Deputy director
Room number:
232-AK
Phone number:
+37037401929
Email:
Publications
Book or monograph chapter
2021
Miliauskas G., Puida E., Poškas R. [LEI], Poškas P. [LEI].
Modelling of the influence of droplet dispersity on droplet vaporization in the high-temperature flue gas in the case of combined heating
In: Prime archives in sustainability . Hyderabad (Indija): Vide Leaf, 2021, p. 1-51. ISBN 978-81-944664-1-3.
Scientific article
2025
Miliauskas G., Poškas R. [LEI], Puida E., Jouhara H..
Influence of sprayed water temperature on phase changes in droplets slipping in radiative flue gas flow of industrial biofuel boilers
In: Thermal Science and Engineering Progress. Amsterdam: Elsevier, 2025, Vol. 62, 103589, p. 1-13. ISSN 2451-9049.
2024
Poškas R. [LEI], Sirvydas A. [LEI], Salem M. [LEI], Poškas P. [LEI], Jouhara H..
Experimental investigation of humidified air condensation in different rows of serpantine heat exchanger – Cooling water flow rate effect
In: Thermal Science and Engineering Progress. Amsterdam: Elsevier, 2024, Vol. 54, 102814, p. 1-15. ISSN 2451-9049.
Miliauskas G., Maziukienė M., Poškas R. [LEI], Jouhara H..
Peculiarities of thermal and energy state variation in phase change regimes of water droplets in radiating biofuel flue gas flow
In: Energy. Oxford: Elsevier, 2024, Vol. 307, 132620, p. 1-17. ISSN 0360-5442.
Poškas R. [LEI], Sirvydas A. [LEI], Mingilaitė L., Poškas P. [LEI], Jouhara H..
Investigation of effect of cooling water characteristics on flue gas condensation along vertical tube heat exchanger
In: Energy. Kidlington: Elsevier, 2024, Vol. 289, 130046, p. 1-11. ISSN 0360-5442.
Poškas R. [LEI], Sirvydas A. [LEI], Mingilaitė L., Jouhara H., Poškas P. [LEI].
Experimental investigation of water vapor condensation from flue gas in different rows of a heat exchanger model
In: Thermal Science and Engineering Progress. Amsterdam: Elsevier, 2024, Vol. 47, 102365, p. 1-10. ISSN 2451-9049.
Poškas R. [LEI], Sirvydas A. [LEI], Salem M. [LEI], Poškas P. [LEI], Jouhara H..
Experimental investigation of water vapor condensation from hot humidified air in serpentine heat exchanger
In: International Journal of Heat and Mass Transfer. Oxford: Elsevier, 2024, Vol. 221, 125068, p. 1-17. ISSN 0017-9310.
2023
Poškas R. [LEI], Račkaitis K. [LEI], Poškas P. [LEI], Jouhara H..
Modelling of the fire impact on CONSTOR RBMK-1500 cask thermal behavior in the open interim storage site
In: Nuclear Engineering and Technology. Daejeon: Elsevier, 2023, Vol. 55, Iss. 7, p. 2604-2612. ISSN 1738-5733.
Poškas R. [LEI], Račkaitis K. [LEI], Poškas P. [LEI], Jouhara H..
The numerical analysis of the impact of CASTOR-1500 cask model simplifications on temperature distribution in the cask
In: Annals of Nuclear Energy. Oxford: Elsevier, 2023, Vol. 184, 109688, p. 1-8. ISSN 0306-4549, eISSN 1873-2100.
2022
Poškas R. [LEI], Sirvydas A. [LEI], Kulkovas V. [LEI], Poškas P. [LEI], Jouhara H., Miliauskas G., Puida E..
Flue Gas Condensation in a Model of the Heat Exchanger: The Effect of the Cooling Water Flow Rate and Its Temperature on Local Heat Transfer
In: Applied sciences. Basel: MDPI, 2022, Vol. 12, Iss. 24, 12650, p. 1-17. ISSN 2076-3417.
Miliauskas G., Puida E., Poškas R. [LEI], Poškas P. [LEI], Balčius A., Jouhara H..
The modeling of transient phase changes of water droplets in flue gas flow in the range of temperatures characteristic of condensing economizer technologies
In: Energy. Oxford: Elsevier, 2022, Vol. 257, 124719, p. 1-12. ISSN 0360-5442.
Conference paper
2024
Salem M. [LEI], Poškas R. [LEI].
Experimental investigation on a serpentine condensing heat exchanger
In: CYSENI' 2024: 20th international conference of young scientists on energy and natural sciences issues, 21-23 May, 2024 [proceedings]. Kaunas: Lietuvos energetikos institutas, 2024, p. 41-41. ISSN 2783-6339.
2023
Mingilaitė L., Poškas R. [LEI].
Water vapor condensation on vertical tube bundle from biofuel flue gas
In: RAD 2023: 11th international conference on radiation, natural sciences, medicine, engineering, technology and ecology, (RAD 2023), June 19–23, 2023, Herceg Novi, Montenegro: book of abstracts [CD-ROM] / [editor Goran S. Ristić]. Niš: RAD Centre, 2023, p. 66-66. ISBN 978-86-901150-6-8.
Salem M. [LEI], Poškas R. [LEI].
Condensation of water vapor in a humid air flow
In: CYSENI 2023: 19th International Conference of Young scientists on energy and natural sciences issues 23-26 May 2023, Kaunas, Lithuania. Kaunas: Lietuvos energetikos institutas, 2023, p. 29-29. ISSN 2783-6339.
2022
Mingilaitė L., Poškas R. [LEI].
Water vapor condensation on vertical tubes from biofuel flue gas
In: CYSENI 2022: 18th international conference of young scientists on energy and natural sciences issues, 24-27 May 2022, Kaunas, Lithuania. Kaunas: Lithuanian Energy Institute, 2022, p. 368-370. ISSN 2783-6339.
Salem M. [LEI], Poškas R. [LEI].
Possibilities of the waste heat recovery from industrial processes
In: CYSENI 2022: 18th international conference of young scientists on energy and natural sciences issues, 24-27 May 2022, Kaunas, Lithuania. Kaunas: Lithuanian Energy Institute, 2022, p. 142-144. ISSN 2783-6339.
2021
Poškas R. [LEI], Sirvydas A. [LEI], Kulkovas V. [LEI], Poškas P. [LEI].
Preliminary investigations of water injection impact on vapour from flue gases condensation in a model of a vertical condensing heat exchanger
In: The 17th International Conference of Young Scientists on Energy and Natural Sciences Issues (CYSENI 2021) Kaunas, Lithuania, May 24-28, 2021. Kaunas: Lietuvos energetikos institutas, 2021, p. 548-556. ISSN 1822-7554.
Poškas R. [LEI], Račkaitis K. [LEI], Poškas P. [LEI], Zujus R. [LEI].
Modeling and analysis of the flow structure in narrow helium and air gaps of the castor cask for RBMK-1500 spent nuclear fuel storage
In: Proceedings 15th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics (ATE-HEFAT2021), Virtual conference, 26-28 July 2021.. Amsterdam: American Society of Thermal and Fluids Engineers, 2021, p. 1421-1426. ISBN 978-1-77592-216-2 .
Puida E., Miliauskas G., Poškas R. [LEI], Poškas P. [LEI], Paukštaitis L..
An experimental investigation of the ęffęct of airlow heating and humidification on a water droplet’s thermal state and phase changes
In: Proceedings 15th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics (ATE-HEFAT2021), Virtual conference, 26-28 July 2021.. Amsterdam: American Society of Thermal and Fluids Engineers, 2021, p. 224-229. ISBN 978-1-77592-216-2.
Poškas R. [LEI], Sirvydas A. [LEI], Kulkovas V. [LEI], Miliauskas G., Puida E..
Cooling water flow rate impact on water vapor condensation from flue gas in a vertical tube water injection
In: 14th international scientific conference on energy and climate change, 13-15 October 2021: proceedings. Athens: National and Kapodistrian University of Athens, 2021, p. 166-177. ISSN 2241-7850 ISBN 978-618-84817-3-2 .
2020
Doudou S., Swain-Phipps E. K., Fuller A. J., Wickham S. M., Daniels N., Fourcy E., Fournier M., Frasca B., Meert K., Mikusova A., Olin M., Poškas R. [LEI], Scales C..
Strategic Study of Thermal Treatment of European Radioactive Wastes
In: IOP Conference Series: Materials Science and Engineering 4-5 February 2020 Manchester. Manchester: IOP Publishing, 2020, Vol. 818, 012002, p. 1-9. ISSN 1757-899X.
International projects
Horizon Europe
1
Ongoing
01.10.2024 - 30.09.2029
EURAD-2 builds upon EURAD-1 and PREDIS to further implement a joint strategic programme of research, development and knowledge management activities at the European level, bringing toMore
Horizon 2020
1
The European Green Deal, an ambitious growth strategy aligned with the Sustainable Development Goals (SDG), calls for the mobilization of the industry. Indeed, while important steps hMore
2
Completed
01.06.2019 - 31.05.2024
Following decades of RD&D in support of the safe management and disposal of radioactive waste, and building on the preparatory work of the recent EC JOPRAD project, a European JoiMore
3
Completed
01.06.2017 - 31.05.2020
Safe management of radioactive waste is challenging to waste producers and waste management organisations. Deployment of thermal treatment in an optimised waste management lifecycle cMore
Seventh Framework Programme (FP7)
1
The objective of PLATENSO is to provide a proposal towards establishing the legal base for a European Entity on Socio-Economic matters linked to nuclear technology and to develop recoMore
2
The multiple barrier concept is the cornerstone of all proposed schemes for underground disposal of radioactive wastes. The concept invokes a series of barriers, both engineered and nMore
3
Completed
01.04.2008 - 31.03.2013
Gas-Cooled Reactors (GCR), RBMK and some Material Test Reactors (MTR) make use of graphite as moderator of the fuel, structures of the core and/or thermal columns. During operation, tMore
IAEA
Projects in Lithuania
EU Structural Funds
1
Ongoing
01.10.2024 - 30.04.2026
Some of the problems identified and tackled by the measure No 12-001-01-02-01 of Lithuania's Science Development Programme of the Ministry of Education, Science and Sport ofMore
Research Council of Lithuania projects
1
Completed
2020.03.10 - 2022.12.31
Comprehensive research and application of "Rūkas" technology for biofuel smoke purification and waste heat recovery ID (LMT): P-MIP-20-2 Nr.: 14-1963.20.22 Coordinator: LitMore