Adiabatic two-phase flow in rectangular microchannels with different aspect ratios: Part i - Flow pattern, pressure drop and void fraction

International Journal of Heat and Mass Transfer

Volumn 54, Issue 1-3, 2011, Pages 616-624

  Choi, C W ^a   Yu, D I ^a   Kim, M H ^a  

^a Pohang University of Science and Technology (POSTECH)   (South Korea)

Author keywords

Aspect ratio; Flow pattern; Microchannel; Pressure drop; Void fraction

Indexed keywords

BUBBLE FLOW; CONFINEMENT EFFECTS; FRICTIONAL PRESSURE DROPS; GAS SUPERFICIAL VELOCITY; HYDRAULIC DIAMETER; LINEAR RELATION; LIQUID SUPERFICIAL VELOCITIES; LIQUID WATER; LONG DISTANCES; MULTIPLE FLOWS; NITROGEN GAS; RECTANGULAR MICROCHANNELS; TRANSITIONAL FLOW;

ASPECT RATIO; FLOW PATTERNS; LIQUID FILMS; NITROGEN; PHOTOSENSITIVE GLASS; PRESSURE DROP; PRESSURE EFFECTS; TWO PHASE FLOW; VISUALIZATION; VOID FRACTION;

MICROCHANNELS;

EID: 78449295650     PISSN: 00179310     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijheatmasstransfer.2010.07.067     Document Type: Article

References (23)

1. T.M. Squires, and S.R. Quake Microfluidics: fluid physics at the nanoliter scale Rev. Mod. Phys. 77 2005 977 1026
2. A. Serizawa, Z. Feng, and Z. Kawara Two-phase flow in microchannels Exp. Thermal Fluid Sci. 26 2002 703 714
3. K. Moriyama, and A. Inoue The thermal-hydraulic characteristics of two-phase flow in extremely narrow channels (The frictional pressure drop and heat transfer of boiling two-phase flow, analytical model) Heat Transfer - Jpn. Res. 21 1992 838 856
4. R.W. Lockhart, and R.C. Martinelli Proposed correlation of data for isothermal two-phase, two-component flow in pipes Chem. Eng. Prog. 45 1949 39 48
5. B. Agostini, R. Revellin, J.R. Thome, M. Fabbri, B. Michel, D. Calmi, and U. Kloter High heat flux flow boiling in silicon multi-microchannels - Part III: Saturated critical heat flux of R236fa and two-phase pressure drops Int. J. Heat Mass Transfer 51 2008 5426 5442
6. A.A. Armand The resistance during the movement of the two-phase system in horizontal pipes Izv. Vses. Teplotekh. Inst. 1 1946 16 23
7. P.M.-Y. Chung, and M. Kawaji The effect of channel diameter on adiabatic two-phase flow characteristics in microchannels Int. J. Multiphase Flow 30 2004 735 761
8. A. Kawahara, M. Sasatomi, K. Nei, and H. Matsuo Experimental study on bubble velocity, void fraction and pressure drop for gas-liquid two-phase flow in a circular microchannel Int. J. Heat Fluid Flow 30 2009 831 841
9. S.G. Kandlikar Fundamental issues related to flow boiling in minichannels and microchannels Exp. Thermal Fluid Sci. 26 2002 389 407
10. C.W. Choi, and M.H. Kim The fabrication of a single glass microchannel to study the hydrophobicity effect on two-phase flow boiling of water J. Micromech. Microeng. 18 2008 105016
11. C.W. Choi, D.I. Yu, M.H. Kim, Water flow boiling behaviors in hydrophilic and hydrophobic microchannels, in: ECI International Conference on Boiling Heat Transfer, Florianópolis, Brazil, 3-7 May 2009.
12. H. Wong, C.J. Radke, and S. Morris The motion of long bubbles in polygonal capillaries. Part 2: Drag, fluid pressure and fluid flow J. Fluid Mech. 292 1995 95 110
13. K.A. Triplett, S.M. Ghiaasiaan, S.I. Abdel-Khalik, and D.L. Sadowski Gas-liquid two-phase flow I micro-channels. Part I: Two-phase flow pattern Int. J. Multiphase Flow 25 1999 377 394
14. V. Haverkamp, V. Hessel, H. Lowe, G. Menges, M.J.F. Warnier, E.V. Rebrov, M.H.J.M. de Croon, J.C. Schouten, and M.A. Liauw Hydrodynamics and mixer-induced bubble formation in micro bubble columns with single and multiple-channels Chem. Eng. Technol. 29 2006 1015 1026
15. M. Kawaji, Unique aspects of adiabatic two-phase flow in microchannels, in: Proceedings of the International Conference on Heat Transfer and Fluid Flow in Microscale, Whistler, Canada, 2008.
16. M.M. Awad, Y.S. Muzychka, Bounds on two-phase frictional pressure drop gradient in minichannels and microchannels, in: Proceedings of the International Conference on Nanochannels, Microchannels and Minichannels, Limerick, Ireland, 19-21 June 2006.
17. M. Ali, M. Sadatomi, and M. Kawaji Adiabatic two-phase flow in narrow channels between two flat plates Can. J. Chem. Eng. 71 1993 657 666
18. K. Mishima, T. Hibiki, and H. Nishihara Some characteristics of gas-liquid flow in narrow rectangular ducts Int. J. Multiphase Flow 19 1993 115 124
19. W. Zhang, T. Hibiki, K. Mishima, Two-phase frictional pressure drop in mini-channel, in: 6th International Conference on Multiphase Flow, Proceedings of the International Conference Multiphase Flow, Leipzig, Germany, 2007, S7-Wed-C-38.
20. N.J. English, and S.G. Kandlikar An experimental investigation into the effect of surfactants on air-water two-phase flow in minichannels Heat Transfer Eng. 27 2006 99 109
21. V.P. Carey Liquid-Vapor Phase-Change Phenomena 1992 Taylor & Francis (Chapter 10)
22. R. Xiong, and J.N. Chung An experimental study of the size effect on adiabatic gas-liquid two-phase flow patterns and void fraction in microchannels Phys. Fluids 19 2007 033301
23. H. Ide, R. Kimura, M. Kawaji, Effect of inlet geometry on adiabatic gas-liquid two-phase flow in a microchannel, in: Proceedings of the International Conference on Nanochannels, Microchannels and Minichannels, Puebla, Mexico, 18-20 June 2007.