Liquid Film Thickness for Gas-Liquid Annular Flow Across Grid Spacer with Vanes in Simple 3 × 3 Rod Bundle Channel

References

• A. MOORTHI et al., “A Review of Sub-channel Thermal Hydraulic Codes for Nuclear Reactor Core and Future Directions,” Nucl. Eng. Des., 332, 329 (2018); https://doi.org/10.1016/j.nucengdes.2018.03.012.
   Web of Science ®Google Scholar
• I. KATAOKA et al., “Study on Prediction of Annular-Mist Flow Based on the Three-Fluid Model (3rd Report, Evaluation of Constitutive Equations of Deposition Rate of Droplet),” Japanese J. Multiph. Flow, 10, 171 (1996); https://doi.org/10.3811/jjmf.10.171 (in Japanese).
   Google Scholar
• Y. SIBAMOTO et al., “Core Heat Coefficients Immediately Downstream of the Rewetting Front During Anticipated Operational Occurrences for BWRs,” J. Nucl. Sci. Tech., 48, 3, 440 (2011); https://doi.org/10.1080/18811248.2011.9711718.
   Web of Science ®Google Scholar
• KANAZAWA et al., “Critical Power Evaluation with Consideration of Differences in Droplet Behavior due to Spacer Shape Influence,” J. Nucl. Sci. Technol., 32, 301 (1995); https://doi.org/10.1080/18811248.1995.9731710.
   Web of Science ®Google Scholar
• T. NAGAYOSHI and K. NISHIDA, “Spacer Effect Model for Subchannel Analysis—Turbulence Intensity Enhancement due to Spacer,” J. Nucl. Sci. Technol., 35, 399 (1998); https://doi.org/10.1080/18811248.1998.9733881.
   Web of Science ®Google Scholar
• D. K. CHANDRAKER et al., “Effect of Spacer on the Dryout of BWR Fuel Rod Assemblies,” Nucl. Eng. Des., 294, 262 (2015); https://doi.org/10.1016/j.nucengdes.2015.09.004.
   Web of Science ®Google Scholar
• S. K. DHURANDHAR et al., “Effects of Mixing Vane Spacer on Flow and Thermal Behavior of Fluid in Fuel Channels of Nuclear Reactors—A Review,” Nucl. Technol., 206, 663 (2020); https://doi.org/10.1080/00295450.2019.1698257.
   Web of Science ®Google Scholar
• W. KRAEMER et al., “The ULTRAFLOW Spacer—An Advanced Feature of ATRIUM Fuel Assemblies for Boiling Water Reactor,” Nucl. Eng. Des., 154, 17 (1995); https://doi.org/10.1016/0029-5493(95)92757-5.
   Web of Science ®Google Scholar
• G. FELDHAUS et al., “Annular Flow Experiments in Rod Bundles with Spacers,” Nucl. Eng. Des., 213, 199 (2002); https://doi.org/10.1016/S0029-5493(01)00508-8.
   Web of Science ®Google Scholar
• M. DAMSOHN and 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, 3126 (2010); https://doi.org/10.1016/j.nucengdes.2010.05.032.
   Web of Science ®Google Scholar
• T. SALNIKOVA, “Progress in CFD Analyses Applied to Subchannel Conditions,” Proc. 15th Int. Conf. Nuclear Engineering (ICONE-15) (2007).
   Google Scholar
• Y. ONISHI et al., “Development of CFD Analysis Method Based on Droplet Tracking Method for BWR Fuel Assemblies,” Proc. 19th Int. Conf. Nuclear Engineering (ICONE-19) (2011).
   Google Scholar
• C. GOSDIN and M. AVRAMOVA, “Application of Sub-channel Modeling to BWR Core Analysis,” Ann. Nucl. Eng., 115, 294 (2018); https://doi.org/10.1016/j.anucene.2018.02.005.
   Web of Science ®Google Scholar
• J. LEI et al., “Numerical Investigation on Thermal-Hydraulic Performance in 7 × 7 Rod Bundle with Spacer Grid and Guide Tubes,” Int. J. Therm. Sci., 160, 106675 (2021); https://doi.org/10.1016/j.ijthermalsci.2020.106675.
   Web of Science ®Google Scholar
• J. XIONG et al., “CFD Simulation of Swirling Flow Induced by Twist Vanes in a Rod Bundle,” Nucl. Eng. Des., 338, 52 (2018); https://doi.org/10.1016/j.nucengdes.2018.08.003.
   Web of Science ®Google Scholar
• A. KAWAHARA et al., “Effects of Grid Spacer with Mixing Vane on Entrainments and Depositions in Two-Phase Annular Flows,” Nucl. Eng. Technol., 47, 389 (2015); https://doi.org/10.1016/j.net.2015.04.002.
   Web of Science ®Google Scholar
• A. KAWAHARA et al., “Hydrodynamic Effects of Mixing Vane Attached to Grid Spacer on Two-Phase Annular Flows,” Nucl. Eng. Des., 310, 648 (2016); https://doi.org/10.1016/j.nucengdes.2016.10.036.
   Web of Science ®Google Scholar
• T. FUKANO, “Measurement of Time Varying Thickness of Liquid Film Flowing with High Speed Gas Flow by a Constant Electric Current Method,” Nucl. Eng. Des., 184, 363 (1998); https://doi.org/10.1016/S0029-5493(98)00209-X.
   Web of Science ®Google Scholar
• M. SADATOMI, A. KAWAHARA, and Y. SATO, “Axial Variation of Void Fraction in Hydraulically Non-equilibrium Two-Phase Flow in a Vertical Multiple Channel,” Proc. 3rd KSME-JSME Thermal Engineering Conf., pp. I-339–344 (1996).
   Google Scholar
• G. F. HEWITT and D. N. ROBERTS, “Studies of Two-Phase Flow Patterns by Simultaneous X-Ray and Flash Photography,” AERE-M 2159, UK Atomic Energy Authority (1969).
   Google Scholar
• M. ISHII and M. A. GROLMES, “Inception Criteria for Droplet Entrainment in Two-Phase Concurrent Film Flow,” AlChE J., 21, 2, 308 (1975); https://doi.org/10.1002/aic.690210212.
   Web of Science ®Google Scholar
• I. KATAOKA and M. ISHII, “Mechanism and Correlation of Droplet Entrainment and Deposition in Annular Two-Phase Flow,” NUREG/CR-2885, ANL-82-44, Argonne National Laboratory (1982).
   Google Scholar
• P. JU et al., “Average Liquid Film Thickness of Annular Air-Water Two-Phase Flow in 8 × 8 Rod Bundle,” Int. J. Heat Fluid Flow, 73, 63 (2018); https://doi.org/10.1016/j.ijheatfluidflow.2018.06.015.
   Web of Science ®Google Scholar
• M. A. L. de BERTODANO, C.-S. JAN, and S. G. BEUS, “Annular Flow Entrainment Rate Experiment in Small Vertical Pipe,” Nucl. Eng. Des., 178, 61 (1997); https://doi.org/10.1016/S0029-5493(97)00175-1.
   Web of Science ®Google Scholar
• S. MORI and K. OKUYAMA, “The Effect of the Gas-Liquid Density Ratio on the Liquid Film Thickness in Vertical Upward Annular Flow,” Nihon Kikai Gakkai Ronbunshu B Hen/Trans. Jpn. Soc. Mech. Eng., 76, 772, 2168 (2010); https://doi.org/10.1299/kikaib.76.772_2168.
   Google Scholar
• H. ZHANG et al., “Measurement of Liquid Film Thickness for Annular Two-Phase HFC134A Gas-Liquid Ethanol Flow in the Vertical Tube,” Proc. 2021 28th Int. Conf. on Nuclear Engineering (ICONE28), ICOE28-6348, pp. 1 (2021).
   Google Scholar
• P. R. H. BLASIUS, ““Das Aehnlichkeitsgesetz bei Reibungsvorgangen in Flüssigkeiten,” Forschungsheft, 131, 1 (1913).
   Google Scholar
• T. MORI et al., “An Experimental Study on the Behavior of Liquid Film Surface After the Drop Impingement,” Prog. Multiph. Flow Res., 1, 57 (2006); https://doi.org/10.3811/pmfr.1.57 (in Japanese).
   Google Scholar