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Proceedings Papers

Flow Instability and Critical Heat Flux for Flow Boiling of Water in a Vertical Annulus at Low Pressure

Christoph Haas, Leonhard Meyer, Thomas Schulenberg
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10228, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44292
https://doi.org/10.1115/AJTEC2011-44292
View Paper titled, Flow Instability and Critical Heat Flux for Flow Boiling of Water in a Vertical Annulus at Low Pressure
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Topics: Annulus, Boiling, Critical heat flux, Flow (Dynamics), Flow instability, Pressure, Water
Proceedings Papers

Impact of Surface Micro-Structures on Liquid Micro-Jet Array Impingement Cooling: Comparison Between Single-Phase and Phase Change Heat Transfer

Avijit Bhunia, Ya-Chi Chen, Chung-Lung Chen
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10126, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44490
https://doi.org/10.1115/AJTEC2011-44490
View Paper titled, Impact of Surface Micro-Structures on Liquid Micro-Jet Array Impingement Cooling: Comparison Between Single-Phase and Phase Change Heat Transfer
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Topics: Heat transfer, Impingement cooling, Density, Dynamics (Mechanics), Jets, Nucleation (Physics), Reynolds number, Thin films, Water
Proceedings Papers

Effect of 1D Cu Nanostructures on Heat Transfer Characteristics of Single Phase Microchannel Heat Sink

M. Yakut Ali, Fanghao Yang, Ruixian Fang, Chen Li, Jamil Khan
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10128, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44563
https://doi.org/10.1115/AJTEC2011-44563
View Paper titled, Effect of 1D Cu Nanostructures on Heat Transfer Characteristics of Single Phase Microchannel Heat Sink
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Topics: Heat sinks, Heat transfer, Microchannels, Nanostructures , Nanowires, Copper, Fluids, Pressure drop, Reynolds number, Water
Proceedings Papers

Molecular Analysis on the Dynamic Properties of Water Droplet at Solid-Liquid Interface Based on MD Simulations

Yasutaka Yamaguchi, Donatas Surblys, Satoshi Nakaoka, Koji Kuroda, Tadashi Nakajima, Hideo Fujimura
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T30090, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44474
https://doi.org/10.1115/AJTEC2011-44474
View Paper titled, Molecular Analysis on the Dynamic Properties of Water Droplet at Solid-Liquid Interface Based on MD Simulations
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Topics: Drops, Molecular dynamics simulation, Water, Electric charge, Coulombs, Diffusion (Physics), Equilibrium (Physics), Ethanol
Proceedings Papers

Utilization of Advanced Working Fluids in Heat Pipes

Sean W. Reilly, Ivan Catton
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10232, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44360
https://doi.org/10.1115/AJTEC2011-44360
View Paper titled, Utilization of Advanced Working Fluids in Heat Pipes
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Topics: Fluids, Heat pipes, Heat transfer, Testing, Water, Evaporation, Flux (Metallurgy), Heat, Heat flux, Heat of vaporization
Proceedings Papers

A Mechanistic Heat Transfer Correlation for Non-Boiling Two-Phase Flow in Horizontal, Inclined and Vertical Pipes

Clement C. Tang, Afshin J. Ghajar
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10184, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44114
https://doi.org/10.1115/AJTEC2011-44114
View Paper titled, A Mechanistic Heat Transfer Correlation for Non-Boiling Two-Phase Flow in Horizontal, Inclined and Vertical Pipes
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Topics: Boiling, Heat transfer, Pipes, Two-phase flow, Flow (Dynamics), Friction, Heat transfer coefficients, Pressure drop, Pipe flow, Reynolds number
Proceedings Papers

Surface Vortex Simulation at Selected Water Temperatures

Aljazˇ Sˇkerlavaj, Andrej Lipej, Jure Ravnik, Leopold Sˇkerget
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10036, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44268
https://doi.org/10.1115/AJTEC2011-44268
View Paper titled, Surface Vortex Simulation at Selected Water Temperatures
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Topics: Simulation, Vortices, Water temperature, Pumps, Turbulence, Water, Electromagnetic scattering, Flow (Dynamics), Power stations, Radiation scattering
Proceedings Papers

Investigation of Liquid Water Behaviors in Carbon Paper GDL for PEMFCs by Soft X-Ray Radiography

Shohji Tsushima, Takashi Sasabe, Shuichiro Hirai
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T20063, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44481
https://doi.org/10.1115/AJTEC2011-44481
View Paper titled, Investigation of Liquid Water Behaviors in Carbon Paper GDL for PEMFCs by Soft X-Ray Radiography
Open the PDF for Investigation of Liquid Water Behaviors in Carbon Paper GDL for PEMFCs by Soft X-Ray Radiography in another window
Topics: Carbon, Gas diffusion layers, Proton exchange membrane fuel cells, Water, X-rays, Fuel cells, Evaporation, Resolution (Optics), Visualization
Proceedings Papers

Experimental Study and Numerical Analysis of Water Single-Phase Pressure Drop Across an Array of Circular Micro-Pin-Fins

Jonathan R. Mita, Weilin Qu, Marcelo H. Kobayashi, Frank E. Pfefferkorn
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10131, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44583
https://doi.org/10.1115/AJTEC2011-44583
View Paper titled, Experimental Study and Numerical Analysis of Water Single-Phase Pressure Drop Across an Array of Circular Micro-Pin-Fins
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Topics: Fins, Numerical analysis, Pressure drop, Water
Proceedings Papers

Sub-Atmospheric Mini-Jet Impingement Boiling of Water Under Saturated and Subcooled Conditions

Ruander Cardenas, Preeti Mani, Vinod Narayanan
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10234, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44388
https://doi.org/10.1115/AJTEC2011-44388
View Paper titled, Sub-Atmospheric Mini-Jet Impingement Boiling of Water Under Saturated and Subcooled Conditions
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Topics: Boiling, Subcooling, Water, Critical heat flux, Nozzles, Pool boiling, Finishes, Pressure, Reynolds number
Proceedings Papers

Fluid Flow Characteristics in Microchannels With Rib-Patterned Surface

Toru Yamada, Chungpyo Hong, Otto J. Gregory, Mohammad Faghri
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10132, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44631
https://doi.org/10.1115/AJTEC2011-44631
View Paper titled, Fluid Flow Characteristics in Microchannels With Rib-Patterned Surface
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Topics: Fluid dynamics, Microchannels, Friction, Reynolds number, Cavities, Chemical etching, Crystals, Flow (Dynamics), Fluids, Geometry
Proceedings Papers

Ion Transport in Mesoporous Silica Thin Films

Hirofumi Daiguji, Daisuke Nakayama, Asuka Takahashi, Sho Kataoka, Akira Endo
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T30093, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44526
https://doi.org/10.1115/AJTEC2011-44526
View Paper titled, Ion Transport in Mesoporous Silica Thin Films
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Topics: Thin films, Transport phenomena, Catalysts, Coating processes, Coatings, Dimensions, Electric fields, Filters, Flow (Dynamics), Surface properties
Proceedings Papers

Analysis of Mass Transport Loss in PEMFC Induced by Rib/Channel Geometry

Yuichiro Tabuchi, Takeshi Shiomi, Yosuke Fukuyama, Osamu Aoki, Norio Kubo, Kazuhiko Shinohara
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T20065, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44510
https://doi.org/10.1115/AJTEC2011-44510
View Paper titled, Analysis of Mass Transport Loss in PEMFC Induced by Rib/Channel Geometry
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Topics: Geometry, Proton exchange membrane fuel cells, Current density, Electrochemical reactions, Water, Water distribution, Anodes, Automobiles, Computer simulation, Heat
Proceedings Papers

Rewetting Processes During Top/Bottom Re-Flooding of Heated Vertical Surfaces

Muhammad Ilyas, Masroor Ahmad, Colin P. Hale, Simon P. Walker, Geoff F. Hewitt
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10187, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44187
https://doi.org/10.1115/AJTEC2011-44187
View Paper titled, Rewetting Processes During Top/Bottom Re-Flooding of Heated Vertical Surfaces
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Topics: Accidents, Coolants, Design, Floods, Flow (Dynamics), Fuel rods, Heat, Imaging, Light water reactors, Metal surfaces
Proceedings Papers

The Effect of Channel Diameter on Heat Transfer Characteristics of Two-Phase Flow in Microchannels

Kyosung Choo, Daniel Trainer, Sung Jin Kim
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10134, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44655
https://doi.org/10.1115/AJTEC2011-44655
View Paper titled, The Effect of Channel Diameter on Heat Transfer Characteristics of Two-Phase Flow in Microchannels
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Topics: Heat transfer, Microchannels, Two-phase flow, Gas flow, Boiling, Fluid dynamics, Fluids, Forced convection, Heat flux, Surface tension
Proceedings Papers

Microscopic Observation of Ice Distribution in PEM Fuel Cell at Cold Start

Yutaka Tabe, Masataka Saito, Ryosuke Ichikawa, Takemi Chikahisa
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T20067, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44517
https://doi.org/10.1115/AJTEC2011-44517
View Paper titled, Microscopic Observation of Ice Distribution in PEM Fuel Cell at Cold Start
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Topics: Ice, Proton exchange membrane fuel cells, Freezing, Catalysts, Cold climates, Current density, Gas diffusion layers, Optical microscopes, Water
Proceedings Papers

Measurements of Heat and Mass Transport Characteristics Through PEMFC GDL

Takuto Araki, Nobuyoshi Tachibana, Haruki Kaneko, Koichi Ota
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T20068, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44525
https://doi.org/10.1115/AJTEC2011-44525
View Paper titled, Measurements of Heat and Mass Transport Characteristics Through PEMFC GDL
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Topics: Gas diffusion layers, Heat, Proton exchange membrane fuel cells, Contact resistance, Anisotropy, Computer simulation, Design, Diffusion (Physics), Floods, Physical laws
Proceedings Papers

Molecular Dynamics Simulation of Quasi-Two-Dimensional Water Network on Ice Nucleation Protein

Daisuke Murakami, Kenji Yasuoka
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T30100, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44609
https://doi.org/10.1115/AJTEC2011-44609
View Paper titled, Molecular Dynamics Simulation of Quasi-Two-Dimensional Water Network on Ice Nucleation Protein
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Topics: Ice, Molecular dynamics simulation, Nucleation (Physics), Proteins, Water, Density, Percolation theory, Hydrogen bonds, Hydrophilicity, Phase transitions
Proceedings Papers

Effects of Pitch and Depth on the Condensation Heat Transfer of R-134a Flowing Through Corrugated Tubes

Suriyan Laohalertdecha, Somchai Wongwises
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10190, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44262
https://doi.org/10.1115/AJTEC2011-44262
View Paper titled, Effects of Pitch and Depth on the Condensation Heat Transfer of R-134a Flowing Through Corrugated Tubes
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Topics: Condensation, Heat transfer, Flow (Dynamics), Heat exchangers, Heat transfer coefficients, Pressure drop, Annulus, Refrigerants, Wall temperature, Water
Proceedings Papers

Measurement of Water, Temperature and Current Distributions in Anode of Polymer Electrolyte Fuel Cell During Low Humidity Operation

Kosuke Nishida, Yoma Yokoi, Kazumasa Umeda, Shohji Tsushima, Shuichiro Hirai
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T20069, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44549
https://doi.org/10.1115/AJTEC2011-44549
View Paper titled, Measurement of Water, Temperature and Current Distributions in Anode of Polymer Electrolyte Fuel Cell During Low Humidity Operation
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Topics: Anodes, Electrolytes, Fuel cells, Polymers, Water temperature, Flow (Dynamics), Temperature, Water vapor, Membranes, Water