Povilas Poškas

Nuclear Engineering Laboratory (14)
Position:
Head (Chief research associate)
Room number:
62-BRK
Phone number:
+37037401891

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.

2018

Poškas P. [LEI]. Progress on Nuclear Waste Management. Nuclear Waste Governance in Lithuania In: Challenges of Nuclear Waste Governance: An International Comparison. Germany: Springer Fachmedien Wiesbaden GmbH, 2018, Vol. II, p. 139-160. ISBN 978-3-658-21440-1, eISBN 978-3-658-21441-8.

Study

2016

Barinova E., Beer H. F., Bradbury D., Dunzik-Gougar M. L., Fachinger J., Hand R., Jones A., Karlina O., Kascheev V., Lamouroux C., Laurent G., Leganes Nieto J. L., Li J. F., Lindberg M., Metcalfe M. P., Narkūnas E. [LEI], Norris S., Ojovan M. I., Oryšaka A., Petit L., Poškas P. [LEI], Rahmani L., Tomlinson T., von Lensa W., Wickham A. J., Zlobenko B.. Processing of irradiated graphite to meet acceptance criteria for waste disposal In: IAEA TECDOC-1790. Vienna: International Atomic Energy Agency, 2016, p. 1-148. ISSN 1011-4289 ISBN 978-92-0-104016-9.

Scientific article

2022

Narkūnas E. [LEI], Šmaižys A. [LEI], Poškas P. [LEI], Šimonis A. [LEI], Naumov V., Ekaterinichev D.. Gamma Radiation Shielding Assessment Using Stochastic, Deterministic, and Experimental Methods for RBMK-1500 SNF Storage Cask In: Nuclear Technology . Philadelphia: American Nuclear Society, 2022, Vol. 208, Iss. 12, p. 1876-1889. Scopus . ISSN 0029-5450 , eISSN 1943-7471.
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.
Narkūnienė A. [LEI], Justinavičius D. [LEI], Poškas P. [LEI], Grigaliūnienė D. [LEI], Ragaišis V. [LEI]. The Modeling of Laboratory Experiments on Granular MX‐80 Bentonite with COMSOL Multiphysics In: Minerals. Basel: MDPI, 2022, Vol. 12, No. 3, 277, p. 1-20. ISSN 2075-163X.
Ragaišis V. [LEI], Kaliatka T. [LEI], Poškas P. [LEI], Kaliatka A. [LEI], Šmaižys A. [LEI], Janulionis R. [LEI], Narkūnas E. [LEI], Sirvydas A. [LEI], Babilas E. [LEI], Rimkevičius S. [LEI]. A proposed approach for the evaluation of consequences of a large aircraft crash accident at an RBMK type reactor site during decommissioning In: Progress in Nuclear Energy. Oxford: Elsevier, 2022, Vol. 145, 104135, p. 1-15. ISSN 0149-1970, eISSN 1878-4224.

2021

Poškas R. [LEI], Sirvydas A. [LEI], Kulkovas V., Jouhara H., Poškas P. [LEI], Miliauskas G., Puida E.. An Experimental Investigation of Water Vapor Condensation from Biofuel Flue Gas in a Model of Condenser, (2) Local Heat Transfer in a Calorimetric Tube with Water Injection In: Processes. Basel: MDPI, 2021, Vol. 9, Iss. 8, 1310, p. 1-18. Scopus. ISSN 2227-9717.
Narkūnienė A. [LEI], Poškas P. [LEI], Justinavičius D. [LEI]. The Modeling of Laboratory Experiments with COMSOL Multiphysics Using Simplified Hydromechanical Model In: Minerals . Basel: MDPI, 2021, Vol. 13 (7), 754, p. 1-18. ISSN 2075-163X.
Narkūnas E. [LEI], Šmaižys A. [LEI], Poškas P. [LEI], Naumov V., Ekaterinichev D.. Neutron dose rate analysis of the new CONSTOR® storage cask for the RBMK-1500 spent nuclear fuel In: Nuclear Engineering and Technology. Daejeon: Elsevier, 2021, Vol. 53, p. 1869-1877. ISSN 1738-5733.
Miliauskas G., Puida E., Poškas R. [LEI], Poškas P. [LEI]. The Influence of Droplet Dispersity on Droplet Vaporization in the High-Temperature Wet Gas Flow in the Case of Combined Heating In: Sustainability . Basel: MDPI, 2021, Vol. 13, Iss. 7, 3833, p. 1-24. ISSN 2071-1050.

Conference paper

2021

Šimonis A. [LEI], Poškas G. [LEI], Poškas P. [LEI], Klevinskas G.. Decommissioning of Radon Type Radioactive Waste Storage Facility in Lithuania In: International Conference on Radioactive Waste Management: Solutions for a Sustainable Future (IAEA), November 1-5, 2021, Vienna, Austria. Vienna: IAEA, 2021, CN-294, p. 96-96..
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.

2020

Narkūnas E. [LEI], Šmaižys A. [LEI], Poškas P. [LEI]. Preliminary inventory of C-14 in irradiated graphite of Ignalina NPP unit 1 RBMK-1500 reactor In: EURADWASTE ’19 Conference Proceedings 9th European Commission Conference on EURATOM Research and Training in Radioactive Waste Management 4-7 June, 2019 Pitesti, Romania . Luxembourg: European Union, 2020, p. 682. ISBN 978-92-79-98750-2.
Grigaliūnienė D. [LEI], Poškas P. [LEI], Kilda R. [LEI], Narkūnas E. [LEI]. Estimation of 14C release and migration from RBMK-1500 reactor graphite disposed of in a potential geological repository in crystalline rocks in Lithuania In: EURADWASTE ’19 Conference Proceedings 9th European Commission Conference on EURATOM Research and Training in Radioactive Waste Management 4-7 June, 2019 Pitesti, Romania. Luxembourg: European Union, 2020, p. 681. ISBN 978-92-79-98750-2.

2017

Poškas R. [LEI], Sirvydas A. [LEI], Poškas P. [LEI], Striūgas N. [LEI], Pedišius N. [LEI], Valinčius V. [LEI]. Investigation of the biofuel flue and producer gases cleaning efficiency using ESP In: E3S Web of Conferences. 7 November 2017. Didžioji Britanija . EDP Sciences, 2017, Vol.22, p. 1-7..

2016

Grigaliūnienė D. [LEI], Poškas P. [LEI], Kilda R. [LEI]. Waste zone conceptual model effect on predicted radionuclide flux from near surface repository In: Book of papers Session 3b VLLW of International Conference on the Safety of Radioactive Waste Management (IAEA, CN-242). 2017). Vienna Austria: IAEA, 2016, p. 38-41..

International projects

Horizon Europe

1

The project aims to establish and clarify the benefits and added value of more aligned and harmonised regulations and standards for prioritised topics related to decommissioning and iMore

Horizon 2020

1
EURAD project logo

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

2
SHARE project logo

According to the projections based on likely remaining life-times of the World’s legacy nuclear fleet, the workload and budgets to be dedicated for nuclear decommissioning is going toMore

3

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

4

The overall objective of the project is to develop and test the tools necessary for the assessment of the hydro-mechanical evolution of an installed bentonite barrier and its resultinMore

5
SITEX-II

The coordination action SITEX-II aims at implementing in practice the activities along with the interaction modes issued by the FP7 program SITEX project (2012-2013), in view of develMore