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Projects / Programmes source: ARIS

Enhanced Boiling Heat Transfer

Research activity

Code Science Field Subfield
2.13.00  Engineering sciences and technologies  Process engineering   

Code Science Field
T200  Technological sciences  Thermal engineering, applied thermodynamics 
Keywords
enhanced heat transfer, boiling, nucleation, microchannel, modulated porous layer
Evaluation (rules)
source: COBISS
Researchers (8)
no. Code Name and surname Research area Role Period No. of publicationsNo. of publications
1.  12384  Medard Bergant  Process engineering  Researcher  2005 - 2008 
2.  12359  PhD Henrik Gjerkeš  Energy engineering  Researcher  2005 - 2006  237 
3.  05566  PhD Iztok Golobič  Process engineering  Head  2005 - 2008  773 
4.  22620  Vito Lojk    Technical associate  2005 
5.  13736  Stanislav Mohar  Process engineering  Researcher  2008 
6.  26177  PhD Jure Petkovšek  Systems and cybernetics  Researcher  2005 - 2008  32 
7.  27773  PhD Ivan Sedmak  Process engineering  Technical associate  2006 - 2008  111 
8.  04123  Ivan Vilfan  Process engineering  Researcher  2005 - 2007 
Organisations (1)
no. Code Research organisation City Registration number No. of publicationsNo. of publications
1.  0782  University of Ljubljana, Faculty of Mechanical Engineering  Ljubljana  1627031  29,212 
Abstract
Design of enhanced boiling heat transfer surfaces requires understanding of interactions between phenomena, which occur in boiling. For the observation of the boiling phenomena, especially interaction between nucleation sites and coalescence between growing bubbles on thin heating foil, active nucleation sites formation in bounded space in microchannels from 5x5 to 50x50 micrometers and enhanced heat transfer on modulated porous layer, a digital high-speed camera, high-speed infrared camera, microscope and liquid crystal thermography will be used. The ability to predict the boiling condition from the surface characteristics would enable the performance of boiling heat transfer surfaces to be optimized. Experimental results will be basis for the modelling of the heat transfer in boiling on the thin heating wall using developed hybrid model.
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