EFFECTS OF GRID SPACER WITH MIXING VANE ON ENTRAINMENTS AND DEPOSITIONS IN TWO-PHASE ANNULAR FLOWS |
KAWAHARA, AKIMARO
(Department of Mechanical System Engineering, Graduate School Science and Technology, Kumamoto University)
SADATOMI, MICHIO (Department of Mechanical System Engineering, Graduate School Science and Technology, Kumamoto University) IMAMURA, SHOGO (Department of Mechanical System Engineering, Graduate School Science and Technology, Kumamoto University) SHIMOHARAI, YUTA (Department of Mechanical System Engineering, Graduate School Science and Technology, Kumamoto University) HIRAKATA, YUDAI (Department of Mechanical System Engineering, Graduate School Science and Technology, Kumamoto University) ENDO, MASATO (Department of Mechanical System Engineering, Graduate School Science and Technology, Kumamoto University) |
1 | G. Feldhaus, B.J. Azzopardi, W. Zeggel, Annular flow experiments in rod bundles with spacers, Nucl. Eng. Des. 213 (2002) 199-207. DOI |
2 | M. Damsohn, H.-M. Prasser, Experimental studies of the effect of functional spacers to annular flow in subchannels of a BWR fuel element, Nucl. Eng. Des. 240 (2010) 3126-3144. DOI |
3 | Y. Onishi, A. Minato, R. Ichikawa, Y. Masuhara, Development of CFD analysis method based on droplet tracking method for BWR fuel assemblies, in: Proceedings of the 19th International Conference on Nuclear Engineering (ICONE-19), Japan, Osaka, Oct. 24-25, 2011. |
4 | T. Fukano, Measurement of time varying thickness of liquid film flowing with high speed gas flow by a constant electric current method (CECM), Nucl. Eng. Des. 184 (1998) 363-377. DOI |
5 | M. Sadatomi, A. Kawahara, Y. Sato, Axial variation of void fraction in hydraulically non-equilibrium two-phase flow in a vertical multiple channel, in: Proceedings of the 3rd KSME-jsme Thermal Engineering Conference, Oct. 20-23, 1996. Kyongju, Korea, pp. I-339-344. |
6 | M. Ishii, K. Mishima, Droplet entrainment correlation in annular two-phase flow, Int. J. Heat Mass Transf 32 (1989) 1835-1846. DOI |
7 | A.H. Govan, G.F. Hewitt, D.G. Owen, T.R. Bott, An improved CHF modeling code, in: Proceedings of the Second UK National Heat Transfer Conference, 14-16 September 1988, pp. 33-48. Glasgow, UK. |
8 | I.I. Paleev, B.S. Filippovich, Phenomena of liquid transfer in two-phase dispersed annular flow, Int. J. Heat Mass Transf 9 (1966) 1089-1093. DOI |
9 | R.V.A. Oliemans, B.F.M. Pots, N. Trompe, Modelling of annular dispersed two-phase flow in vertical pipes, Int. J. Multiphase Flow 12 (1986) 711-732. DOI |
10 | M. Nakazatomi, K. Sekoguchi, Effect of pressure on entrainment flow rate in vertical upward gaseliquid annular two-phase flow. Part II: an assessment of published correlations of entrainment flow rate through high-pressure data and proposal of new correlations, Heat Transf.-Jpn Res. 25 (1996) 281-292. DOI |
11 | P. Sawant, M. Ishii, M. Mori, Prediction of amount of entrained droplets in vertical annular two-phase flow, Int. J. Heat Fluid Flow 30 (2009) 715-728. DOI |
12 | T. Okawa, I. Kataoka, Correlations for the mass transfer rate of droplets in vertical upward annular flow, Int. J. Heat Mass Transf 48 (2005) 4766-4778. DOI |
13 | M. Ishii, M.A. Grolmes, Inception criteria for droplet entrainment in two-phase concurrent film flow, AIChE J. 21 (1975) 308-318. DOI |