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Akiko Fujiwara
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Proceedings Papers

Study on Turbulent Behavior of Water Jet in Supersonic Steam Injector

Akira Fukuichi, Yutaka Abe, Akiko Fujiwara, Yujiro Kawamoto, Chikako Iwaki, Tadashi Narabayashi, Michitsugu Mori, Shuichi Ohmori
Proc. ASME. ICONE16, Volume 2: Fuel Cycle and High Level Waste Management; Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 779-788, May 11–15, 2008
Paper No: ICONE16-48338
DOI: https://doi.org/10.1115/ICONE16-48338
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Topics: Ejectors, Turbulence, Water, Steam, Condensation, Momentum, Heat, Pressure, Shear stress, Density
Proceedings Papers

Visualization Study on Complicated Flow Through Lower Plenum of BWR

Yuta Sano, Yutaka Abe, Akiko Fujiwara, Shoji Goto, Fumitoshi Watanabe, Michitsugu Mori
Proc. ASME. ICONE16, Volume 2: Fuel Cycle and High Level Waste Management; Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 789-796, May 11–15, 2008
Paper No: ICONE16-48339
DOI: https://doi.org/10.1115/ICONE16-48339
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Topics: Boiling water reactors, Flow (Dynamics), Visualization, Computational fluid dynamics, Reynolds number, Coolants, Simulation results, Turbulence, Databases, Fuels
Proceedings Papers

Visual Observation of Fragmentation Behavior on Molten Material Jet Surface in Coolant

Yuta Uchiyama, Yutaka Abe, Akiko Fujiwara, Hideki Nariai, Eiji Matsuo, Keiko Chitose, Kazuya Koyama, Kazuhiro Itoh
Proc. ASME. ICONE16, Volume 2: Fuel Cycle and High Level Waste Management; Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 797-806, May 11–15, 2008
Paper No: ICONE16-48359
DOI: https://doi.org/10.1115/ICONE16-48359
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Topics: Coolants, Water, Internal flow, Waves, Accidents, Flow (Dynamics), Sodium, Breeder reactors, Design, Fluids
Proceedings Papers

Study on Condensation Behavior in Two-Phase Flow Through a Microchannel

Genki Takeuchi, Akiko Fujiwara, Yutaka Abe, Yutaka Suzuki
Proc. ASME. MNHT2008, ASME 2008 First International Conference on Micro/Nanoscale Heat Transfer, Parts A and B, 739-746, June 6–9, 2008
Paper No: MNHT2008-52201
DOI: https://doi.org/10.1115/MNHT2008-52201
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Topics: Condensation, Diffusion (Physics), Heat exchangers, Microchannels, Two-phase flow, Visualization
Proceedings Papers

Experimental Study on the New Micro-Bubble Generator and Its Application to Water Purification System

Akiko Fujiwara, Shu Takagi, Kazuhiro Watanabe, Yoichiro Matsumoto
Proc. ASME. FEDSM2003, Volume 2: Symposia, Parts A, B, and C, 469-473, July 6–10, 2003
Paper No: FEDSM2003-45162
DOI: https://doi.org/10.1115/FEDSM2003-45162
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Topics: Generators, Microbubbles, Water treatment, Bubbles, Venturi tubes, Nuclear fission, Nozzles, Pressure, Flow (Dynamics), Image processing
Proceedings Papers

Bubble Deformation and Surrounding Flow Structure Measured by PIV/LIF and Shadow Image Technique

Akiko Fujiwara, Yuki Danmoto, Koichi Hishida
Proc. ASME. FEDSM2003, Volume 2: Symposia, Parts A, B, and C, 1323-1324, July 6–10, 2003
Paper No: FEDSM2003-45674
DOI: https://doi.org/10.1115/FEDSM2003-45674
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Topics: Bubbles, Deformation, Flow (Dynamics), Shades and shadows, Vorticity, Wakes, Shapes, Trajectories (Physics), Vortices, Bubbly flow
Proceedings Papers

Experimental Study on Near-Wall Bubble Clustering Behaviors in Bubbly Channel Flow (Keynote)

Soo-Hyun So, Shu Takagi, Akiko Fujiwara, Yoichiro Matsumoto
Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 1531-1538, July 6–10, 2003
Paper No: FEDSM2003-45387
DOI: https://doi.org/10.1115/FEDSM2003-45387
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Topics: Bubbles, Channel flow, Turbulence, Flow (Dynamics), Surfactants, Reynolds number, Shapes, Bubbly flow, Fluctuations (Physics), Fluids