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Proceedings Papers

Modeling the Effects of Surface Roughness Variations on Pressure Drop in Flow Minichannels

Abdulaziz Alghamdi, Suliman Alfaiz, Marwan Alsulami, Mehdi Mortazavi, Seyed A. Niknam

Proc. ASME. IMECE2021, Volume 2A: Advanced Manufacturing, V02AT02A019, November 1–5, 2021

Paper No: IMECE2021-72042

DOI: https://doi.org/10.1115/IMECE2021-72042

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Topics: Flow (Dynamics), Modeling, Pressure drop, Surface roughness

Proceedings Papers

Droplet Dynamics in PEM Fuel Cell Flow Channels

Mehdi Mortazavi, Vedang Chauhan, Taylor Pedley, Brian M. Whinery

Proc. ASME. IMECE2021, Volume 10: Fluids Engineering, V010T10A037, November 1–5, 2021

Paper No: IMECE2021-71972

DOI: https://doi.org/10.1115/IMECE2021-71972

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Topics: Drops, Dynamics (Mechanics), Flow (Dynamics), Proton exchange membrane fuel cells, Gas diffusion layers, Oscillations, Proton exchange membranes, Water, Electrodes, Fuel cells

Proceedings Papers

Dynamics of Droplets in Core Gas Flow Superimposed With Acoustic Pressure Waves

Mehdi Mortazavi, Taylor Pedley

Proc. ASME. IMECE2021, Volume 10: Fluids Engineering, V010T10A038, November 1–5, 2021

Paper No: IMECE2021-72011

DOI: https://doi.org/10.1115/IMECE2021-72011

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Topics: Drops, Dynamics (Mechanics), Gas flow, Sound pressure, Waves, Water, Oscillations, Gas diffusion layers, Flow (Dynamics), Electrodes

Proceedings Papers

Transient Two-Phase Flow Pressure Drop During Droplet Emergence and Growth in Gas Flow Channels

Mehdi Mortazavi, Cade Watkins, Colin Murchie

Proc. ASME. IMECE2021, Volume 10: Fluids Engineering, V010T10A036, November 1–5, 2021

Paper No: IMECE2021-71869

DOI: https://doi.org/10.1115/IMECE2021-71869

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Topics: Drops, Gas flow, Pressure drop, Transients (Dynamics), Two-phase flow, Drag (Fluid dynamics), Gas diffusion layers, Water, Proton exchange membrane fuel cells, Electrodes

Journal Articles

Force Scaling Comparison of Transport Phenomena in Proton Exchange Membrane Fuel Cell Flow Channels

Mehdi Mortazavi, Anthony D. Santamaria, Mahbod Heidari, Michael P. Doyle, Morgan A. Schrader, Elias R. Rizk

J. Electrochem. En. Conv. Stor. August 2021, 18(3): 031013.

Paper No: JEECS-20-1061

DOI: https://doi.org/10.1115/1.4049572

Published Online: January 28, 2021

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Topics: Drops, Flow (Dynamics), Proton exchange membrane fuel cells, Surface tension, Water

Proceedings Papers

Experimental Characterization of a Novel Piezoelectric Fan

Jingru Benner, Eric Shilyuk, Jarrod Coletta, Mehdi Mortazavi, Anthony D. Santamaria, Shun Su, Tony Nguyen

Proc. ASME. IMECE2019, Volume 7: Fluids Engineering, V007T08A003, November 11–14, 2019

Paper No: IMECE2019-11039

DOI: https://doi.org/10.1115/IMECE2019-11039

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Topics: Computer simulation, Deflection, Displacement, Energy consumption, Experimental characterization, Fans, Flow (Dynamics), Noise (Sound), Oscillations, Pressure

Proceedings Papers

Modified Manifold-Microchannel Heat Exchangers Fabricated Based on Additive Manufacturing: Experimental Characterization

William C. Yameen, Nathan A. Piascik, Andrew K. Miller, Riccardo C. Clemente, Jingru Z. Benner, Anthony D. Santamaria, Seyed A. Niknam, Mehdi Mortazavi

Proc. ASME. HT2019, ASME 2019 Heat Transfer Summer Conference, V001T07A002, July 14–17, 2019

Paper No: HT2019-3535

DOI: https://doi.org/10.1115/HT2019-3535

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Topics: Additive manufacturing, Experimental characterization, Heat exchangers, Manifolds, Microchannels, Design, Pressure drop, Air flow, Flow (Dynamics), Heat

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

Journal Articles

Modeling Deposition in Turbine Cooling Passages With Temperature-Dependent Adhesion and Mesh Morphing

Christopher P. Bowen, Nathan D. Libertowski, Mehdi Mortazavi, Jeffrey P. Bons

J. Eng. Gas Turbines Power. July 2019, 141(7): 071010.

Paper No: GTP-18-1577

DOI: https://doi.org/10.1115/1.4042287

Published Online: February 6, 2019

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Topics: Adhesion, Flow (Dynamics), Particulate matter, Temperature, Cooling, Modeling

Proceedings Papers

Numerical Simulation of Droplet Emergence and Growth From Gas Diffusion Layers (GDLs) in Proton Exchange Membrane (PEM) Fuel Cell Flow Channels

Jingru Benner, Mehdi Mortazavi, Anthony D. Santamaria

Proc. ASME. IMECE2018, Volume 6A: Energy, V06AT08A065, November 9–15, 2018

Paper No: IMECE2018-86579

DOI: https://doi.org/10.1115/IMECE2018-86579

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Topics: Computer simulation, Drops, Flow (Dynamics), Fuel cells, Gas diffusion layers, Proton exchange membranes, Water, Anodes, Catalysts, Drag (Fluid dynamics)

Proceedings Papers

Modeling Deposition in Turbine Cooling Passages With Temperature Dependent Adhesion and Mesh Morphing

Christopher P. Bowen, Nathan D. Libertowski, Mehdi Mortazavi, Jeffrey P. Bons

Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT47A009, June 11–15, 2018

Paper No: GT2018-76251

DOI: https://doi.org/10.1115/GT2018-76251

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Topics: Adhesion, Cooling, Modeling, Temperature, Turbines, Flow (Dynamics), Adhesives, Gas turbines, Packing (Shipments), Packings (Cushioning)

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

Microscale Layering of Liquid and Vapor Phases Within Microstructures for Self-Regulated Flow Delivery to Local Hot Spots

Abdolreza Fazeli, Sajjad Bigham, Mehdi Mortazavi, Saeed Moghaddam

Proc. ASME. InterPACK2015, Volume 3: Advanced Fabrication and Manufacturing; Emerging Technology Frontiers; Energy, Health and Water- Applications of Nano-, Micro- and Mini-Scale Devices; MEMS and NEMS; Technology Update Talks; Thermal Management Using Micro Channels, Jets, Sprays, V003T10A013, July 6–9, 2015

Paper No: IPACK2015-48632

DOI: https://doi.org/10.1115/IPACK2015-48632

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Topics: Flow (Dynamics), Microscale devices, Vapors, Temperature, Boiling, Heat sinks, Thin films, Design, Evaporation, Heat transfer

Proceedings Papers

Absorption Characteristics of Multilayered Thin Lithium Bromide (LiBr) Solution Film

Mehdi Mortazavi, Rasool Nasr Isfahani, Sajjad Bigham, Saeed Moghaddam

Proc. ASME. ICNMM2015, ASME 2015 13th International Conference on Nanochannels, Microchannels, and Minichannels, V001T03A008, July 6–9, 2015

Paper No: ICNMM2015-48225

DOI: https://doi.org/10.1115/ICNMM2015-48225

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Topics: Absorption, Lithium, Design, Flow (Dynamics), Pressure, Temperature, Boundary layers, Computer simulation, Cooling, Displacement measurement

Proceedings Papers

Two-Phase Flow Pressure Drop Measurement in PEM Fuel Cell Flow Channels

Mehdi Mortazavi, Kazuya Tajiri

Proc. ASME. FUELCELL2014, ASME 2014 12th International Conference on Fuel Cell Science, Engineering and Technology, V001T06A011, June 30–July 2, 2014

Paper No: FuelCell2014-6484

DOI: https://doi.org/10.1115/FuelCell2014-6484

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Topics: Flow (Dynamics), Pressure drop, Proton exchange membrane fuel cells, Two-phase flow, Water, Flux (Metallurgy), Proton exchange membranes, Fuel cells, Heat

Proceedings Papers

In-Plane Microstructure of Gas Diffusion Layers With Different Properties for PEFC

Mehdi Mortazavi, Kazuya Tajiri

Proc. ASME. FUELCELL2013, ASME 2013 11th International Conference on Fuel Cell Science, Engineering and Technology, V001T01A007, July 14–19, 2013

Paper No: FuelCell2013-18132

DOI: https://doi.org/10.1115/FuelCell2013-18132

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Topics: Gas diffusion layers, Carbon, Drops, Fuel cells, Transport phenomena, Design, Electrolytes, Microscale devices, Permeability, Polymers

Proceedings Papers

Impact of Gas Diffusion Layer Properties on Liquid Water Breakthrough Pressure in Polymer Electrolyte Fuel Cell

Mehdi Mortazavi, Kazuya Tajiri

Proc. ASME. FUELCELL2013, ASME 2013 11th International Conference on Fuel Cell Science, Engineering and Technology, V001T01A016, July 14–19, 2013

Paper No: FuelCell2013-18361

DOI: https://doi.org/10.1115/FuelCell2013-18361

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Topics: Electrolytes, Fuel cells, Gas diffusion layers, Polymers, Pressure, Water, Drops, Flow (Dynamics), Pressure transducers, Pumps

Journal Articles

In-Plane Microstructure of Gas Diffusion Layers With Different Properties for PEFC

Mehdi Mortazavi, Kazuya Tajiri

J. Electrochem. En. Conv. Stor. April 2014, 11(2): 021002.

Paper No: FC-13-1069

DOI: https://doi.org/10.1115/1.4025930

Published Online: December 4, 2013

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Topics: Gas diffusion layers, Water, Drops

Journal citation

NARROW

Modeling the Effects of Surface Roughness Variations on Pressure Drop in Flow Minichannels

Droplet Dynamics in PEM Fuel Cell Flow Channels

Dynamics of Droplets in Core Gas Flow Superimposed With Acoustic Pressure Waves

Transient Two-Phase Flow Pressure Drop During Droplet Emergence and Growth in Gas Flow Channels

Force Scaling Comparison of Transport Phenomena in Proton Exchange Membrane Fuel Cell Flow Channels

Experimental Characterization of a Novel Piezoelectric Fan

Modified Manifold-Microchannel Heat Exchangers Fabricated Based on Additive Manufacturing: Experimental Characterization

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

Modeling Deposition in Turbine Cooling Passages With Temperature-Dependent Adhesion and Mesh Morphing

Numerical Simulation of Droplet Emergence and Growth From Gas Diffusion Layers (GDLs) in Proton Exchange Membrane (PEM) Fuel Cell Flow Channels

Modeling Deposition in Turbine Cooling Passages With Temperature Dependent Adhesion and Mesh Morphing

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

Microscale Layering of Liquid and Vapor Phases Within Microstructures for Self-Regulated Flow Delivery to Local Hot Spots

Absorption Characteristics of Multilayered Thin Lithium Bromide (LiBr) Solution Film

Two-Phase Flow Pressure Drop Measurement in PEM Fuel Cell Flow Channels

In-Plane Microstructure of Gas Diffusion Layers With Different Properties for PEFC

Impact of Gas Diffusion Layer Properties on Liquid Water Breakthrough Pressure in Polymer Electrolyte Fuel Cell

In-Plane Microstructure of Gas Diffusion Layers With Different Properties for PEFC

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