Measurement of Local Void Fraction of Air-Water Flow in an 8 × 8 Rod Bundle Using High-Resolution Gamma-Ray Tomography

References

• P. VENKATESWARARAO et al., “Flow Pattern Transition for Gas-Liquid Flow in a Vertical Rod Bundle,” Int. J. Multiphase Flow, 8, 5, 509 (1982); https://doi.org/10.1016/0301-9322(82)90021-0.
   Web of Science ®Google Scholar
• S. PARANJAPE et al., “Modeling and Measurement of Interfacial Area Concentration in Two-Phase Flow,” Nucl. Eng. Des., 240, 9, 2329 (2010); https://doi.org/10.1016/j.nucengdes.2009.11.009.
   Web of Science ®Google Scholar
• S. PARANJAPE et al., “Flow Regime Identification Under Adiabatic Upward Two-Phase Flow in a Vertical Rod Bundle Geometry,” J. Fluids Eng., 133, 9, 091302 (2011); https://doi.org/10.1115/1.4004836.
   Web of Science ®Google Scholar
• I. KATAOKA et al., “Local Formulation of Interfacial Area Concentration and Its Measurements in Two-Phase Flow,” NUREG/CR-4029; ANL-84-68, Argonne National Laboratory (1984).
   Google Scholar
• I. KATAOKA et al., “Sensitivity Analysis of Bubble Size and Probe Geometry on the Measurements of Interfacial Area Concentration in Gas-Liquid Two-Phase Flow,” Nucl. Eng. Des., 146, 1–3, 53 (1994); https://doi.org/10.1016/0029-5493(94)90320-4.
   Web of Science ®Google Scholar
• X. YANG et al., “Experimental Study of Interfacial Area Transport in Air–Water Two Phase Flow in a Scaled 8 ×8 BWR Rod Bundle,” Int. J. Multiphase Flow, 50, 16 (2013); https://doi.org/10.1016/j.ijmultiphaseflow.2012.10.006.
   Web of Science ®Google Scholar
• H. M. PRASSER et al., “A New Electrode-Mesh Tomograph for Gas-Liquid Flows,” Flow Meas. Instrum., 9, 2, 111 (1998); https://doi.org/10.1016/S0955-5986(98)00015-6.
   Web of Science ®Google Scholar
• A. T. YLÖNEN, “High-Resolution Flow Structure Measurements in a Rod Bundle,” INIS-CH–10383, Swiss Federal Institute of Technology (2013).
   Google Scholar
• H. TAKIGUCHI et al., “Temperature Profile Measurement in Simulated Fuel Assembly Structure with Wire-Mesh Technology,” Sci. Technol. Nucl. Ins., 2018, 2631084 (2018); https://doi.org/10.1155/2018/2631084.
   Web of Science ®Google Scholar
• M. MISAWA et al., “Ultra-Fast X-Ray Tomography for Multi-Phase Flow Interface Dynamic Studies,” Kerntechnik, 68, 3, 85 (2003); https://doi.org/10.1515/kern-2003-0046.
   Web of Science ®Google Scholar
• H. M. PRASSER et al., “Comparison Between Wire-Mesh Sensor and Ultra-Fast X-Ray Tomograph for an Air-Water Flow in a Vertical Pipe,” Flow Meas. Instrum., 16, 2–3, 73 (2005); https://doi.org/10.1016/j.flowmeasinst.2005.02.003.
   Web of Science ®Google Scholar
• M. BIEBERLE et al., “Dual-Plane Ultrafast Limited-Angle Electron Beam X-Ray Tomography,” Flow Meas. Instrum., 21, 3, 233 (2010); https://doi.org/10.1016/j.flowmeasinst.2009.12.001.
   Web of Science ®Google Scholar
• F. HERNANDEZ-ALVARADO et al., “Comparison of Void Fraction Measurements Using Different Techniques in Two-Phase Flow Bubble Column Reactors,” Int. J. Multiphase Flow, 102, 119 (2018); https://doi.org/10.1016/j.ijmultiphaseflow.2018.02.002.
   Web of Science ®Google Scholar
• S. SHARAF et al., “Comparison Between Wire Mesh Sensor and Gamma Densitometry Void Measurements in Two-Phase Flows,” Meas. Sci. Technol., 22, 10, 104019 (2011); https://doi.org/10.1088/0957-0233/22/10/104019.
   Web of Science ®Google Scholar
• S. MOROOKA et al., “Experimental Study on Void Fraction in a Simulated BWR Fuel Assembly (Evaluation of Cross-Sectional Averaged Void Fraction),” Nucl. Eng. Des., 114, 1, 91 (1989); https://doi.org/10.1016/0029-5493(89)90128-3.
   Web of Science ®Google Scholar
• T. MITSUTAKE et al., “Void Fraction Estimation Within Rod Bundles Based on Three-Fluid Model and Comparison with X-Ray CT Void Data,” Nucl. Eng. Des., 120, 2–3, 203 (1990); https://doi.org/10.1016/0029-5493(90)90373-6.
   Web of Science ®Google Scholar
• A. INOUE et al., “Void Fraction Distribution in BWR Fuel Assembly and Evaluation of Subchannel Code,” J. Nucl. Sci. Technol., 32, 7, 629 (1995); https://doi.org/10.1080/18811248.1995.9731754.
   Web of Science ®Google Scholar
• E. HERVIEU et al., “Development and Validation of an X-Ray Tomograph for Two-Phase Flows,” Proc. Fluids Engineering Division Summer Meeting, Quebec, Canada, July 14–18, 2002; https://doi.org/10.1115/FEDSM2002-31456.
   Google Scholar
• K. KATONO et al., “Experimental Investigation of Rod Pitch Effect on Void Fraction in 5 × 5 Rod‐Bundle Under Elevated Pressure Conditions,” Int. J. Heat Mass Transfer, 195, 123035 (2022); https://doi.org/10.1016/j.ijheatmasstransfer.2022.123035.
   Web of Science ®Google Scholar
• T. ARAI et al., “Effect of Nonheated Rod Arrangements on Void Fraction Distribution in a Rod Bundle in High-Pressure Boiling Flow,” Nucl. Eng. Des., 402, 112101 (2023); https://doi.org/10.1016/j.nucengdes.2022.112101.
   Web of Science ®Google Scholar
• H. V. KOK et al., “Subchannel Void-Fraction Measurements in a 6 × 6 Rod Bundle Using a Simple Gamma-Transmission Method,” Int. J. Multiphase Flow, 27, 1, 147 (2001); https://doi.org/10.1016/S0301-9322(00)00005-7.
   Web of Science ®Google Scholar
• A. BIEBERLE et al., “Void Measurement Using High-Resolution Gamma-Ray Computed Tomography,” Nucl. Eng. Des., 241, 6, 2086 (2011); https://doi.org/10.1016/j.nucengdes.2011.03.028.
   Web of Science ®Google Scholar
• G. WINDECKER and H. ANGLART, “Phase Distribution in a BWR Fuel Assembly and Evaluation of a Multidimensional Multifield Model,” Nucl. Technol., 134, 1, 49 (2001); https://doi.org/10.13182/NT01-A3185
   Web of Science ®Google Scholar
• R. ADAMS et al., “Development and Testing of a High Resolution Fan-Beam Gamma Tomography System with a Modular Detector Array,” Nucl. Instrum. Methods Phys. Res. Sect. A, 942, 162346 (2019); https://doi.org/10.1016/j.nima.2019.162346.
   Web of Science ®Google Scholar
• R. ADAMS et al., “Simulation and Experiments on the Feasibility of Using Gamma Tomography for Void Fraction Measurements in Nuclear Fuel Bundle Mock-Ups,” Ann. Nucl. Energy, 154, 108073 (2021); https://doi.org/10.1016/j.anucene.2020.108073.
   Web of Science ®Google Scholar
• J. DIAZ et al., “Detailed Measurements of Void-Fraction Distribution in an Adiabatic Fuel Bundle Performed with High Resolution Gamma-ray Tomography Imaging,” Proc. NURETH-18, Portland, Oregon, August 18–23, 2019.
   Google Scholar
• J. DIAZ et al., “High-Resolution Tomographic Measurements of Adiabatic Rod Bundle,” Proc. NURETH-19, Brussels, Belgium (virtual), March 6–11, 2022.
   Google Scholar
• H. LIU and T. HIBIKI, “Flow Regime Transition Criteria for Upward Two-Phase Flow in Vertical Rod Bundles,” Int. J. Heat and Mass Trans., 108, 423 (2017); https://doi.org/10.1016/j.ijheatmasstransfer.2016.12.029.
   Web of Science ®Google Scholar
• J. FESSLER, “Analytical Tomographic Image Reconstruction Methods,” Chap. 3 (2021); https://web.eecs.umich.edu/~fessler/book/c-tomo.pdf.
   Google Scholar
• U. HAMPEL and M. WAGNER, “A Method for Correct Averaging in Transmission Radiometry,” Meas. Sci. Technol., 22, 11, 115701 (2011); https://doi.org/10.1088/0957-0233/22/11/115701.
   Web of Science ®Google Scholar