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Proceedings Papers

Enhanced Liquid Water Removal From PEM Fuel Cell Flow Channels by Superimposing Acoustic Pressure Wave on Air Flow

Mehdi Mortazavi, Anthony D. Santamaria, Jingru Benner, Vedang Chauhan
Proc. ASME. ICNMM2019, ASME 2019 17th International Conference on Nanochannels, Microchannels, and Minichannels, V001T11A003, June 23–26, 2019
Paper No: ICNMM2019-4295
DOI: https://doi.org/10.1115/ICNMM2019-4295
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Topics: Air flow, Flow (Dynamics), Proton exchange membrane fuel cells, Sound pressure, Water, Waves, Vibration, Acoustics, Pressure drop, Drops
Proceedings Papers

Evaluation of Liquid-Gas Two-Phase Flow Pressure Drop Signatures in Proton Exchange Membrane (PEM) Fuel Cell Flow Channels

Mehdi Mortazavi, Jingru Benner, Anthony Santamaria
Proc. ASME. ICNMM2018, ASME 2018 16th International Conference on Nanochannels, Microchannels, and Minichannels, V001T02A008, June 10–13, 2018
Paper No: ICNMM2018-7667
DOI: https://doi.org/10.1115/ICNMM2018-7667
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Topics: Flow (Dynamics), Fuel cells, Pressure drop, Proton exchange membranes, Two-phase flow, Air flow, Water, Inflow, Pressure, Proton exchange membrane fuel cells
Proceedings Papers

Characterisation of a Novel Pulsating Heat Pipe Cooler for Power Electronics at Extreme Ambient Temperatures

Daniele Torresin, Mathieu Habert, Violette Mounier, Francesco Agostini, Bruno Agostini
Proc. ASME. ICNMM2015, ASME 2015 13th International Conference on Nanochannels, Microchannels, and Minichannels, V001T02A003, July 6–9, 2015
Paper No: ICNMM2015-48031
DOI: https://doi.org/10.1115/ICNMM2015-48031
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Topics: Electronics, Heat pipes, Temperature, Fluids, Condensers (steam plant), Air flow, Aluminum, Bubbles, Heat, High temperature
Proceedings Papers

Experimental Investigation of Geometrical Parameters for Gas-Liquid Droplet Generation in Flow-Focusing Configurations

Pooyan Tirandazi, Carlos H. Hidrovo
Proc. ASME. ICNMM2015, ASME 2015 13th International Conference on Nanochannels, Microchannels, and Minichannels, V001T04A070, July 6–9, 2015
Paper No: ICNMM2015-48834
DOI: https://doi.org/10.1115/ICNMM2015-48834
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Topics: Drops, Flow (Dynamics), Geometry, Microfluidics, Air flow, Fluids, Junctions, Water
Proceedings Papers

Two-Phase Pressure Drop Characteristics During Low Temperature Transients in PEMFCs

Rupak Banerjee, Satish G. Kandlikar
Proc. ASME. ICNMM2014, ASME 2014 12th International Conference on Nanochannels, Microchannels and Minichannels, V001T07A003, August 3–7, 2014
Paper No: ICNMM2014-21873
DOI: https://doi.org/10.1115/ICNMM2014-21873
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Topics: Low temperature, Pressure drop, Proton exchange membrane fuel cells, Transients (Dynamics), Stress, Temperature, Steady state, Two-phase flow, Water, Air flow
Proceedings Papers

Numerical Investigation of Fiber Flocculation in the Air Flow of an Asymmetric Diffuser

Jelena Andric, Stefan B. Lindström, Srdjan Sasic, Håkan Nilsson
Proc. ASME. ICNMM2014, ASME 2014 12th International Conference on Nanochannels, Microchannels and Minichannels, V001T12A013, August 3–7, 2014
Paper No: ICNMM2014-22173
DOI: https://doi.org/10.1115/ICNMM2014-22173
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Topics: Air flow, Diffusers, Fibers, Flocs, Flow (Dynamics), Turbulence, Fluids, Chain, Equations of motion, Fluctuations (Physics)
Proceedings Papers

Measurement of Performance Characteristics of a Piezoelectric Micro Blower

Takashi Fukue, Koichi Hirose, Hirotoshi Terao
Proc. ASME. ICNMM2013, ASME 2013 11th International Conference on Nanochannels, Microchannels, and Minichannels, V001T05A002, June 16–19, 2013
Paper No: ICNMM2013-73092
DOI: https://doi.org/10.1115/ICNMM2013-73092
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Topics: Air flow, Cooling, Density, Design, Diluents, Electricity (Physics), Electronic equipment, Fans, Flow (Dynamics), Forced convection
Proceedings Papers

Study of Supersonic Micro-Channel for Cooling Electronic Devices

Yuya Takahashi, Junnosuke Okajima, Yuka Iga, Atsuki Komiya, Wu-Shung Fu, Shigenao Maruyama
Proc. ASME. ICNMM2013, ASME 2013 11th International Conference on Nanochannels, Microchannels, and Minichannels, V001T05A003, June 16–19, 2013
Paper No: ICNMM2013-73134
DOI: https://doi.org/10.1115/ICNMM2013-73134
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Topics: Cooling, Microchannels, Nozzles, Heat transfer, Pressure, Shapes, Temperature, Gas flow, Geometry, Microscale devices
Proceedings Papers

PIV Measurements of Air Flow Velocity Profile in Microchannels

Daniel J. Doucet, James C. Henning, Sudeep Sastry, Alexis R. Abramson, Jaikrishnan R. Kadambi
Proc. ASME. ICNMM2012, ASME 2012 10th International Conference on Nanochannels, Microchannels, and Minichannels, 807-815, July 8–12, 2012
Paper No: ICNMM2012-73308
DOI: https://doi.org/10.1115/ICNMM2012-73308
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Topics: Air flow, Microchannels, Computational fluid dynamics, Flow (Dynamics), Particulate matter, Cross section (Physics), Design, Dimensions, Drops, Electronic components
Proceedings Papers

Experimental Study on Air Cooling via a Multiport Mesochannel Cross-Flow Heat Exchanger

Sarbadaman Dasgupta, Faisal A. Siddiqui, Md. Abdul Quaiyum, Serena A. Al-Obaidi, Amir Fartaj
Proc. ASME. ICNMM2011, ASME 2011 9th International Conference on Nanochannels, Microchannels, and Minichannels, Volume 2, 101-109, June 19–22, 2011
Paper No: ICNMM2011-58257
DOI: https://doi.org/10.1115/ICNMM2011-58257
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Topics: Cooling, Cross-flow, Heat exchangers, Flow (Dynamics), Heat transfer, Reynolds number, Slabs, Thermal resistance, Heat, Water
Proceedings Papers

Ex-Situ Characterization of Two-Phase Flow Regimes in Proton-Exchange Membrane Fuel Cells Under Non-Isothermal Conditions

Arganthae¨l Berson, Jon G. Pharoah
Proc. ASME. ICNMM2010, ASME 2010 8th International Conference on Nanochannels, Microchannels, and Minichannels: Parts A and B, 1129-1133, August 1–5, 2010
Paper No: FEDSM-ICNMM2010-31220
DOI: https://doi.org/10.1115/FEDSM-ICNMM2010-31220
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Topics: Proton exchange membrane fuel cells, Two-phase flow, Flow (Dynamics), Temperature, Water, Metal foams, Microchannels, Air flow, Computer simulation, Design
Proceedings Papers

Numerical Study of Gaseous Microchannel Flows on the Dimensional and Physical Effects

Kuan-Hung Lin, Jiunn-Chi Wu
Proc. ASME. ICNMM2009, ASME 2009 7th International Conference on Nanochannels, Microchannels and Minichannels, 391-396, June 22–24, 2009
Paper No: ICNMM2009-82077
DOI: https://doi.org/10.1115/ICNMM2009-82077
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Topics: Air flow, Computer simulation, Engineering simulation, Flow (Dynamics), Friction, Gas flow, Geometry, Microchannel flow, Microchannels, Poiseuille flow
Proceedings Papers

Flooding Visualization and Enhanced Water Management in PEM Fuel Cell

Hyung Hee Cho, Sanghoon Lee, Dong-Ho Rhee
Proc. ASME. ICNMM2009, ASME 2009 7th International Conference on Nanochannels, Microchannels and Minichannels, 1223-1230, June 22–24, 2009
Paper No: ICNMM2009-82129
DOI: https://doi.org/10.1115/ICNMM2009-82129
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Topics: Floods, Proton exchange membrane fuel cells, Visualization, Water resource management, Chemical reactions, Proton exchange membranes, Water, Air flow, Flow (Dynamics), Fuel cells
Proceedings Papers

Investigation of Water Transport in an Ex-Situ Experimental Facility Modelled on an Actual DOE Automotive Target Complient Fuel Cell

Z. Lu, A. D. White, J. Pelaez, M. Hardbarger, W. Domigan, J. Sergi, S. G. Kandlikar
Proc. ASME. ICNMM2008, ASME 2008 6th International Conference on Nanochannels, Microchannels, and Minichannels, 1295-1303, June 23–25, 2008
Paper No: ICNMM2008-62200
DOI: https://doi.org/10.1115/ICNMM2008-62200
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Topics: Fuel cells, Water, Design, Flow (Dynamics), Proton exchange membrane fuel cells, Air flow, Instrumentation, Pressure drop
Proceedings Papers

Effect of Operation Mode on Static and Dynamic Characteristics of Thermal Micro Flow Sensor

Hidetomo Nagayo, Shoji Kamiunten, Masahiro Motosuke, Shinji Honami
Proc. ASME. ICNMM2008, ASME 2008 6th International Conference on Nanochannels, Microchannels, and Minichannels, 1503-1509, June 23–25, 2008
Paper No: ICNMM2008-62206
DOI: https://doi.org/10.1115/ICNMM2008-62206
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Topics: Flow sensors, Temperature, Acoustics, Air flow, Circuits, Flow (Dynamics), Fluids, Frequency response, Microelectromechanical systems, Signals
Proceedings Papers

A Systematic Approach to Wall Roughness Effects in Laminar Channel Flows: Experiments and Modelling

D. Gloss, J. Dittmer, H. Herwig
Proc. ASME. ICNMM2008, ASME 2008 6th International Conference on Nanochannels, Microchannels, and Minichannels, 39-46, June 23–25, 2008
Paper No: ICNMM2008-62147
DOI: https://doi.org/10.1115/ICNMM2008-62147
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Topics: Channel flow, Modeling, Surface roughness, Computational fluid dynamics, Entropy, Air flow, Computer simulation, Disks, Error analysis, Flow (Dynamics)
Proceedings Papers

Numerical and Experimental Study of Gas Flows in 2D and 3D Microchannels

Xiaohui Guo, Chihyung Huang, Alina A. Alexeenko, John P. Sullivan
Proc. ASME. ICNMM2007, ASME 5th International Conference on Nanochannels, Microchannels, and Minichannels, 393-400, June 18–20, 2007
Paper No: ICNMM2007-30178
DOI: https://doi.org/10.1115/ICNMM2007-30178
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Topics: Gas flow, Microchannels, Pressure, Air flow, Computer simulation, Boundary-value problems, Compressibility, Computation, Flow (Dynamics), Friction
Proceedings Papers

Effect of Channel Length on the Flow Cross-Over Through Gas Diffusion Layer and Pressure Distribution in a PEM Fuel Cell Flow Plate With Serpentine Channels

L. Sun, P. H. Oosthuizen, K. B. McAuley
Proc. ASME. ICNMM2007, ASME 5th International Conference on Nanochannels, Microchannels, and Minichannels, 419-426, June 18–20, 2007
Paper No: ICNMM2007-30073
DOI: https://doi.org/10.1115/ICNMM2007-30073
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Topics: Flow (Dynamics), Gas diffusion layers, Pressure, Proton exchange membrane fuel cells, Channel flow, Catalysts, Finite element methods, Shapes, Air flow, Chemical reactions
Proceedings Papers

Micro Heat Exchanger for Gas Phase Reaction

Sang-Phil Yu, Seung-Jae Lee, Kwang-Sup Song
Proc. ASME. ICMM2005, ASME 3rd International Conference on Microchannels and Minichannels, Part B cont’d, 575-578, June 13–15, 2005
Paper No: ICMM2005-75213
DOI: https://doi.org/10.1115/ICMM2005-75213
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Topics: Heat exchangers, Heat transfer, Proton exchange membrane fuel cells, Air flow, Cross-flow, Hydrogen, Microchannels, Platinum catalysts, Sol-gel processing, Stainless steel
Proceedings Papers

Heat Transfer Characteristics of a Mini Channel Compact Heat Exchanger Using Copper Wire Spring Fins

Yong-Bin Im, Ki-Taek Lee, Jong-Soo Kim Jon, Yoon-Hwan Choi
Proc. ASME. ICMM2005, ASME 3rd International Conference on Microchannels and Minichannels, Part B cont’d, 679-684, June 13–15, 2005
Paper No: ICMM2005-75218
DOI: https://doi.org/10.1115/ICMM2005-75218
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Topics: Copper, Fins, Heat exchangers, Heat transfer, Wire springs, Pressure drop, Air flow, Density, Ducts, Flow (Dynamics)