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Mitja Uršič

Senior Research Associate

Jožef Stefan
Institute
Jamova cesta 39
SI-1000 Ljubljana
Slovenia

Phone: +386 1 5885 342
Fax: +386 1 5885 377
E-mail: mitja.ursic@ijs.si

 

Research Interests

  • Severe accidents in nuclear power plants
  • Vapour explosions in water and sodium
  • Debris coolability
  • MC3D (program for simulating the interaction of a molten reactor core and water, being developed by IRSN, France)

Education

Projects

Awards

Teaching

Professional Experience

TSO

  • Nuclear Power Plant Krško outages, leader of Jožef Stefan Institute activities, since 2015
  • Independent expert opinion on Emergency control room in NPP Krško

Professional Societys

Selected Publications

The full list of publications is maintained by COBISS. Links to publications use the Digital Object Identifier System DOI.


Scopus Author ID: 6602270651;

 Articles in SCI Journals

  • 2016 - 2020:
    • Uršič Mitja, Leskovar Matjaž. Investigation of challenges related to vapour explosion modelling in sodium. Nuclear Engineering and Design, 2020, vol. 363, pp. 110646-1-110646-15.
    • Leskovar Matjaž, Centrih Vasilij, Uršič Mitja, Kokalj Janez. Investigation of steam explosion duration in stratified configuration. Nuclear Engineering and Design, 2019, vol. 353, pp. 110233-1-10233-14.
    • Prošek Andrej, Uršič Mitja. Review of design extension conditions experiments and analyses for non-degraded core. Energija, 2019, vol. 68, no. 2/3, pp. 112-125.
    • Kokalj Janez, Uršič Mitja, Leskovar Matjaž, Piar Libuse, Meignen Renaud. Modelling of debris bed reflooding in PEARL experimental facility with MC3D code. Nuclear Engineering and Design, 2018, vol. 330, pp. 450-462.
    • Uršič Mitja, Meignen Renaud, Leskovar Matjaž. Analysis of film boiling heat transfer during fuel-coolant interaction. International journal of heat and mass transfer, 2017, vol. 107, pp. 622-630,
    • Leskovar Matjaž, Centrih Vasilij, Uršič Mitja. Analysis of oxidation influence on steam explosion energetics. Annals of Nuclear Energy, 2016, vol. 90, pp. 441-449.
    • Leskovar Matjaž, Centrih Vasilij, Uršič Mitja. Simulation of steam explosion in stratified melt-coolant configuration. Nuclear Engineering and Design, 2016, vol. 296, pp. 19-29. 
    • Leskovar Matjaž, Uršič Mitja. Ex-vessel steam explosion analysis for pressurized water reactor and boiling water reactor. Nuclear Engineering and Technology,  2016, vol. 48(1), pp. 72-86.
  • 2011 - 2015
    • Leskovar Matjaž, Uršič Mitja. Analysis of PWR ex-vessel steam explosion for axial and side melt release. Nuclear Engineering and Design, 2015, vol. 283, pp. 40-50.Uršič Mitja, Leskovar Matjaž, Meignen Renaud. Eulerian modelling of melt solidification impact during fuel-coolant interaction. Annals of Nuclear Energy, 2015, vol. 78, pp. 130-139.
    • Renaud Meignen, Bruno Raverdy, Michael Buck, Georg Pohlner, Pavel Kudinov, Weimin Ma, Claude Brayer, Pascal Piluso, Seong-Wan Hong, Matjaž Leskovar, Mitja Uršič, Giancarlo Albrecht, Ilona Lindholm, Ivan Ivanov. Status of steam explosion understanding and modelling . Annals of Nuclear Energy, 2014, vol. 74, pp. 125-133.
    • Uršič Mitja, Leskovar Matjaž, Bürger Manfred, Buck Michael. Hydrodynamic fine fragmentation of partly solidified melt droplets during a vapour explosion. International journal of heat and mass transfer, 2014, vol. 76, pp. 90-98.
    • Uršič Mitja, Leskovar Matjaž. Temperature profile modelling in fuel-coolant interaction codes. International journal of heat and mass transfer, 2012, vol. 55 (19/20), pp. 5350-5356.
    • Uršič Mitja, Leskovar Matjaž, Mavko Borut. Simulations of KROTOS alumina and corium steam explosion experiments : applicability of the improved solidification influence modelling. Nuclear Engineering and Design, 2012, vol. 246, pp. 163-174.
    • Uršič Mitja, Leskovar Matjaž, Mavko Borut. Improved solidification influence modelling for Eulerian fuel-coolant interaction codes. Nuclear Engineering and Design, 2011, vol. 241(4), pp. 1206-1216.
  • 2006 - 2010:
    • Uršič Mitja, Leskovar Matjaž, Mavko Borut. Material properties' influence in fuel-coolant interaction codes. J. eng. gas turbine power. 2010, vol. 132(7), pp. 072901-1-072901-7.
    • Uršič Mitja, Leskovar Matjaž. Analysis of ex-vessel steam explosion pressure loads. Stroj. vestn. 2010, vol. 56(6), pp. 368-376.
    • Leskovar Matjaž, Uršič Mitja. Estimation of ex-vessel steam explosion pressure loads. Nucl. Eng. Des. 2009, vol. 239(11), pp. 2444-2458.
    • Žitnik Matjaž, Budnar Miloš, Ravnikar Klemen, Uršič Mitja, Grlj Nataša, Jakomin Marko, Rupnik Zdravko, Pelicon Primož. Estimation of possible airoborne elemental inputs to the Slovenian marine environment. J. radioanal. nucl. chem. 2008, vol. 275(1), pp. 17-28.
    • Šmit Žiga, Uršič Mitja, Pelicon Primož, Trček Pečak Tamara, Šeme Blaž, Smrekar Andrej, Langus Irma, Nemec Ivo, Kavkler Katja. Concentration profiles in paint layers studied by differential PIXE. Nucl. instrum. methods phys. res., B Beam interact. mater. atoms. 2008, vol. 266(9), pp. 2047-2059.
    • Uršič Mitja, Leskovar Matjaž. Analysis of TROI-13 steam explosion experiment. Sci. Technol. Nucl. Install. 2008.
    • Budnar Miloš, Uršič Mitja, Simčič Jurij, Pelicon Primož, Kolar Jana, Šelih Vid Simon, Strlič Matija. Analysis of iron gall inks by PIXE. Nucl. instrum. methods phys. res., B Beam interact. mater. atoms. 2006, vol. 243, pp. 407-416.
    • Uršič Mitja, Budnar Miloš, Simčič Jurij, Pelicon Primož. The influence of matrix composition and ink layer thickness on iron gall ink determination by the PIXE method. Nucl. instrum. methods phys. res., B Beam interact. mater. atoms. 2006, vol. 247, pp. 342-348.
  • 2001 - 2005:
    • Budnar Miloš, Simčič Jurij, Rupnik Zdravko, Uršič Mitja, Pelicon Primož, Kolar Jana, Strlič Matija. In-air PIXE set-up for automatic analysis of historical document inks. Nucl. instrum. methods phys. res., B Beam interact. mater. atoms. 2004, vol. 219/220, pp. 41-47.
    • Uršič Mitja, Kavčič Matjaž, Budnar Miloš. Second order radiative contributions in the K[Beta][sub](1,3) X-ray spectra of 3d transition metals and their dependence on the chemical state of the element. Nucl. instrum. methods phys. res., B Beam interact. mater. atoms. 2003, vol. 211, pp.  7-14.

 

 

 

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