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Proceedings Papers

Experimental Testing and Numerical Modeling of Small-Scale Boat With Drag-Reducing Air-Cavity System

Jeffrey M. Collins, Phillip R. Whitworth, Konstantin I. Matveev
Proc. ASME. FEDSM2021, Volume 3: Fluid Mechanics; Micro and Nano Fluid Dynamics; Multiphase Flow, V003T08A008, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-62556
https://doi.org/10.1115/FEDSM2021-62556
View Paper titled, Experimental Testing and Numerical Modeling of Small-Scale Boat With Drag-Reducing Air-Cavity System
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Topics: Boats, Cavities, Computer simulation, Drag (Fluid dynamics), Testing, Hull, Ships, Modeling, Water, Computational fluid dynamics
Proceedings Papers

Experimental Study on Pressure Transients With Cavitation in Low Pressure Water-Hydraulic Pipeline

Dan Jiang, Cong Ren, Qing Guo
Proc. ASME. FEDSM2018, Volume 2: Development and Applications in Computational Fluid Dynamics; Industrial and Environmental Applications of Fluid Mechanics; Fluid Measurement and Instrumentation; Cavitation and Phase Change, V002T16A001, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83019
https://doi.org/10.1115/FEDSM2018-83019
View Paper titled, Experimental Study on Pressure Transients With Cavitation in Low Pressure Water-Hydraulic Pipeline
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Topics: Cavitation, Pipelines, Pressure, Transients (Dynamics), Water, Bubbles, Valves, Leakage, Collapse, Copper
Proceedings Papers

Clogging Mechanisms of Vortex Pumps: Fibrous Material Motion Capture and Simulation With a CFD and DEM Coupling Method

Yamato Imasaka, Hitoshi Kanno, Sumio Saito, Kazuyoshi Miyagawa, Motohiko Nohmi, Miho Isono, Masahito Kawai
Proc. ASME. FEDSM2018, Volume 3: Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics, V003T12A030, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83503
https://doi.org/10.1115/FEDSM2018-83503
View Paper titled, Clogging Mechanisms of Vortex Pumps: Fibrous Material Motion Capture and Simulation With a CFD and DEM Coupling Method
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Topics: Computational fluid dynamics, Discrete element methods, Pumps, Simulation, Vortices, Particulate matter, String, Rods, Computation, Sewage
Proceedings Papers

Unsteady Vortex Interactions for Performance Enhancement of a Free Flying Dragonfly

Csaba Hefler, Ryusuke Noda, Wei Shyy, Huihe Qiu
Proc. ASME. FEDSM2017, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Gas and Liquid-Solid Two-Phase Flows; Numerical Methods for Multiphase Flow; Turbulent Flows: Issues and Perspectives; Flow Applications in Aerospace; Fluid Power; Bio-Inspired Fluid Mechanics; Flow Manipulation and Active Control; Fundamental Issues and Perspectives in Fluid Mechanics; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT21A010, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69579
https://doi.org/10.1115/FEDSM2017-69579
View Paper titled, Unsteady Vortex Interactions for Performance Enhancement of a Free Flying Dragonfly
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Topics: Vortices, Wings, Flight, Computational fluid dynamics, Flow (Dynamics), Biomimetics, Design, Kinematics, Particulate matter, Shapes
Proceedings Papers

Development of Shroudless Francis Turbine

Yohei Nakamura, Ryosuke Shima, Hiroki Komatsu, Saki Shiratori, Kazuyoshi Miyagawa
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT02A006, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-02352
https://doi.org/10.1115/AJKFluids2015-02352
View Paper titled, Development of Shroudless Francis Turbine
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Topics: Francis turbines, Flow (Dynamics), Computational fluid dynamics, Design, Guide vanes, Leakage flows, Pressure, Reliability, Shapes, Blades
Proceedings Papers

Color Particle Image Velocimetry Improved by Decomposition of RGB Distribution Integrated in Depth Direction

Yuichi Murai, Norio Yonezawa, Yoshihiko Oishi, Yuji Tasaka, Takeaki Yumoto
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT20A003, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-20189
https://doi.org/10.1115/AJKFluids2015-20189
View Paper titled, Color Particle Image Velocimetry Improved by Decomposition of RGB Distribution Integrated in Depth Direction
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Topics: Particulate matter, Smoke, Contamination, Imaging, Flow (Dynamics), Integral equations, Sensors, Signals, Video cameras, Wavelength
Proceedings Papers

Effects of Dissolved Gas on Unsteady Cavitating Flow Around a Clark Y-11.7% Hydrofoil

Haruki Daido, Satoshi Watanabe, Shin-ichi Tsuda
Proc. ASME. AJKFluids2015, Volume 2A: Fora, Part 2, V02AT05A006, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-05488
https://doi.org/10.1115/AJKFluids2015-05488
View Paper titled, Effects of Dissolved Gas on Unsteady Cavitating Flow Around a Clark Y-11.7% Hydrofoil
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Topics: Flow (Dynamics), Hydrofoil, Drag (Fluid dynamics), Cavitation, Cavities, Bubbles, Cantilevers, Fluctuations (Physics), Lift (Fluid dynamics), Oscillations
Proceedings Papers

Observation of Particle Flocculation by kHz-Band Ultrasonic Waves in Solid-Liquid Mixture (Effects of Frequency and Sound Pressure)

Yasuhiro Sugimoto, Tatsuya Haruna, Keiichi Sato
Proc. ASME. AJKFluids2015, Volume 2A: Fora, Part 2, V02AT05A010, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-05550
https://doi.org/10.1115/AJKFluids2015-05550
View Paper titled, Observation of Particle Flocculation by kHz-Band Ultrasonic Waves in Solid-Liquid Mixture (Effects of Frequency and Sound Pressure)
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Topics: Flocs, Particulate matter, Sound pressure, Ultrasonic waves, Irradiation (Radiation exposure), Fluids, Slurries, Stress, Time series, Video cameras
Proceedings Papers

The Effects of Bubble Interface Contamination on Bubble Motion, Bubble-Induced Surrounding Liquid Motion and Mass Transfer

Yuki Iburi, Jie Huang, Takayuki Saito
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT30A002, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-30406
https://doi.org/10.1115/AJKFluids2015-30406
View Paper titled, The Effects of Bubble Interface Contamination on Bubble Motion, Bubble-Induced Surrounding Liquid Motion and Mass Transfer
Open the PDF for The Effects of Bubble Interface Contamination on Bubble Motion, Bubble-Induced Surrounding Liquid Motion and Mass Transfer in another window
Topics: Bubbles, Contamination, Mass transfer, Carbon dioxide, Water, Wakes, Lasers, Surface tension, Video cameras, Visualization
Proceedings Papers

Development of Removal Technology Using Ozone Microbubble With a Venturi Tube

Yoshihiro Arai, Yutaka Abe, Akiko Kaneko, Tetsuya Kanagawa, Ken Fujimori, Masatoshi Ike
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT16A001, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-16197
https://doi.org/10.1115/AJKFluids2015-16197
View Paper titled, Development of Removal Technology Using Ozone Microbubble With a Venturi Tube
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Topics: Venturi tubes, Disks, Photoresists, Nozzles, Water, Flow (Dynamics), Microbubbles, Video cameras, Vortices, Computer simulation
Proceedings Papers

Effect of Inner Shape on Thermo-Fluid Characteristics of an Electric Vehicle Motor

Tomohisa Yuasa, Satoru Hirano, Tetsuya Kanagawa, Akiko Kaneko, Yutaka Abe
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT16A002, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-16290
https://doi.org/10.1115/AJKFluids2015-16290
View Paper titled, Effect of Inner Shape on Thermo-Fluid Characteristics of an Electric Vehicle Motor
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Topics: Electric vehicles, Engines, Motors, Shapes, Thermofluids, Cylinders, Stators, Flow (Dynamics), Rotors, Design
Proceedings Papers

Numerical Modeling of Red Blood Cell Suspended in a Channel With Uniform Magnetic Field

Kazuya Tatsumi, Ryo Kuroki, Kosuke Nishitani, Tomoki Arakawa, Kazuyoshi Nakabe
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 2, Fora, 393-398, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-36032
https://doi.org/10.1115/AJK2011-36032
View Paper titled, Numerical Modeling of Red Blood Cell Suspended in a Channel With Uniform Magnetic Field
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Topics: Computer simulation, Erythrocytes, Magnetic fields, Microchannels, Anisotropy, Computation, Finite volume methods, Flow (Dynamics), Fluids, Membranes
Proceedings Papers

Bubble Dynamics Observed in a Gas-Liquid Venturi Flow

Wataru Nishi, Masanori Nogami, Hiroyuki Takahira
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 2, Fora, 191-197, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-33009
https://doi.org/10.1115/AJK2011-33009
View Paper titled, Bubble Dynamics Observed in a Gas-Liquid Venturi Flow
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Topics: Bubbles, Dynamics (Mechanics), Flow (Dynamics), Venturi tubes, Pressure, Oscillations, Waves, Cavitation, Collapse, Damping
Proceedings Papers

Study on the Collapse of Water Jet

Ryuhei Ikuta, Yasuo Koizumi, Hiroyuki Yoshida, Kazuyuki Takase
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 2525-2531, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-10021
https://doi.org/10.1115/AJK2011-10021
View Paper titled, Study on the Collapse of Water Jet
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Topics: Collapse, Water, Flow (Dynamics), Waves, Nozzles, Video cameras
Proceedings Papers

The Motion of a Bubble Swarm in Decaying Oscillating-Grid Turbulence and the Modulation of the Liquid-Phase Motion

Yasuyuki Nagami, Takayuki Saito
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 2541-2548, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-10026
https://doi.org/10.1115/AJK2011-10026
View Paper titled, The Motion of a Bubble Swarm in Decaying Oscillating-Grid Turbulence and the Modulation of the Liquid-Phase Motion
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Topics: Bubbles, Turbulence, Water, Visualization, Bubbly flow, Needles, Oscillating frequencies, Pipes, Video cameras
Proceedings Papers

Motion of Descending Solid Particles and Local Flow Around the Particles in Downward Turbulent Water Duct Flow (Keynote)

Yoshimichi Hagiwara, Hideto Fujii, Katsutoshi Sakurai, Takashi Kuroda, Atsuhide Kitagawa
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 2379-2387, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-09021
https://doi.org/10.1115/AJK2011-09021
View Paper titled, Motion of Descending Solid Particles and Local Flow Around the Particles in Downward Turbulent Water Duct Flow (Keynote)
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Topics: Ducts, Flow (Dynamics), Particulate matter, Turbulence, Water, Aluminum, Reynolds number, Computer simulation, Density, Fluids
Proceedings Papers

Effect of Channel Wetting Properties on Flow Characteristics of Gas-Liquid Two-Phase Flow in a Microchannel

Hideo Ide, Ryuji Kimura, Masahiro Kawaji
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 2493-2500, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-10015
https://doi.org/10.1115/AJK2011-10015
View Paper titled, Effect of Channel Wetting Properties on Flow Characteristics of Gas-Liquid Two-Phase Flow in a Microchannel
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Topics: Flow (Dynamics), Microchannels, Two-phase flow, Wetting, Slug flows, Junctions, Porosity, Friction, Nitrogen, Optical measurement
Proceedings Papers

A Detailed Observation of Hydrofoil Cavitation and a Proposal for Improving Cavitation Model

Motohiko Nohmi, Naoya Ochiai, Yuka Iga, Toshiaki Ikohagi
Proc. ASME. FEDSM2010, ASME 2010 3rd Joint US-European Fluids Engineering Summer Meeting: Volume 2, Fora, 19-27, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30435
https://doi.org/10.1115/FEDSM-ICNMM2010-30435
View Paper titled, A Detailed Observation of Hydrofoil Cavitation and a Proposal for Improving Cavitation Model
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Topics: Cavitation, Hydrofoil, Bubbles, Cavities, Blades, Boiling, Collapse, Computational fluid dynamics, Dynamics (Mechanics), Erosion
Proceedings Papers

A Study on Pairs of Stream-Wise Flexible Circular Cylinders in Cross Flow

Tomomichi Nakamura, Hironobu Kondo
Proc. ASME. FEDSM2010, ASME 2010 7th International Symposium on Fluid-Structure Interactions, Flow-Sound Interactions, and Flow-Induced Vibration and Noise: Volume 3, Parts A and B, 469-476, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30199
https://doi.org/10.1115/FEDSM-ICNMM2010-30199
View Paper titled, A Study on Pairs of Stream-Wise Flexible Circular Cylinders in Cross Flow
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Topics: Circular cylinders, Cross-flow, Cylinders, Flow (Dynamics), Oscillations, Accidents, Heat exchangers, Strain gages, Video cameras
Proceedings Papers

Wind Tunnel Tests on Flow-Induced Vibrations and Scattering of Japanese Slates

Satoru Okamoto
Proc. ASME. FEDSM2008, Volume 1: Symposia, Parts A and B, 1041-1049, August 10–14, 2008
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2008-55016
https://doi.org/10.1115/FEDSM2008-55016
View Paper titled, Wind Tunnel Tests on Flow-Induced Vibrations and Scattering of Japanese Slates
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Topics: Electromagnetic scattering, Flow-induced vibrations, Radiation scattering, Scattering (Physics), Wind tunnels, Roofs, Tiles, Vibration, Flow (Dynamics), Accelerometers