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Ajay K. Prasad
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Proceedings Papers

Computational Model for an Electrochemical Hydrogen Compressor

Majid Aziz, Utsav Raj Aryal, Ajay K. Prasad
Proc. ASME. IMECE2021, Volume 8A: Energy, V08AT08A040, November 1–5, 2021
Paper No: IMECE2021-70418
DOI: https://doi.org/10.1115/IMECE2021-70418
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Topics: Compression, Compressors, Computer simulation, Diffusion (Physics), Hydrogen
Proceedings Papers

Water Management for an Electrochemical Gas Separation and Inerting System

Utsav Raj Aryal, Ajay K. Prasad
Proc. ASME. IMECE2021, Volume 8A: Energy, V08AT08A038, November 1–5, 2021
Paper No: IMECE2021-69786
DOI: https://doi.org/10.1115/IMECE2021-69786
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Topics: Aircraft, Floods, Fuel cells, Fuel storage, Separation (Technology), Water resource management
Proceedings Papers

Fluid Flow and Particle Dispersion in Acini During Asynchronous Ventilation

Sudhaker Chhabra, Ajay K. Prasad
Proc. ASME. SBC2008, ASME 2008 Summer Bioengineering Conference, Parts A and B, 489-490, June 25–29, 2008
Paper No: SBC2008-192866
DOI: https://doi.org/10.1115/SBC2008-192866
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Topics: Blood, Carbon dioxide, Fluid dynamics, Lung, Oxygen, Particulate matter, Respiratory system, Ventilation
Proceedings Papers

Fluid and Particle Transport in an In-Vitro Model of an Expanding/Contracting Human Alveolus

Sudhaker Chhabra, Ajay K. Prasad
Proc. ASME. SBC2007, ASME 2007 Summer Bioengineering Conference, 105-106, June 20–24, 2007
Paper No: SBC2007-176031
DOI: https://doi.org/10.1115/SBC2007-176031
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Topics: Fluids, Particulate matter, Lung, Respiratory system, Air flow, Fluid mechanics
Journal Articles

Analytical Solution for the Optimal Spacing of Wind Turbines

Ajay K. Prasad
Journal: Journal of Fluids Engineering
Article Type: Research-Article
J. Fluids Eng. January 2014, 136(1): 011107.
Paper No: FE-13-1230
DOI: https://doi.org/10.1115/1.4025648
Published Online: November 12, 2013
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Topics: Rotors, Turbines, Wakes
Journal Articles

Experimental Investigation of Vortex Flow in a Two-Chamber Solar Thermochemical Reactor

Erik E. Koepf, Matthew D. Lindemer, Suresh G. Advani, Ajay K. Prasad
Journal: Journal of Fluids Engineering
Article Type: Research-Article
J. Fluids Eng. November 2013, 135(11): 111103.
Paper No: FE-13-1226
DOI: https://doi.org/10.1115/1.4024965
Published Online: August 8, 2013
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Topics: Flow (Dynamics), Solar energy, Vortex flow, Vortices, Smoke, Flow visualization
Proceedings Papers

Effect of Geometric and Dynamic Parameters on Fluid Flow and Particle Dispersion in Human Lung Acini

Sudhaker Chhabra, Ajay K. Prasad
Proc. ASME. SBC2009, ASME 2009 Summer Bioengineering Conference, Parts A and B, 133-134, June 17–21, 2009
Paper No: SBC2009-204757
DOI: https://doi.org/10.1115/SBC2009-204757
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Topics: Fluid dynamics, Lung, Particulate matter, Blood, Respiratory system, Carbon dioxide, Gases, Oxygen, Trachea
Proceedings Papers

Design of a Novel High Temperature Gravity-Fed Solar Thermochemical Reactor for Solar-Fuels Production: Case Study - ZnO Powder

Erik Koepf, Suresh G. Advani, Ajay K. Prasad
Proc. ASME. ES2011, ASME 2011 5th International Conference on Energy Sustainability, Parts A, B, and C, 1607-1616, August 7–10, 2011
Paper No: ES2011-54204
DOI: https://doi.org/10.1115/ES2011-54204
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Topics: Design, Fuels, Gravity (Force), High temperature, Solar energy, Hydrogen, Sunlight, Water, Cycles, Carbon
Journal Articles

Flow and Particle Dispersion in Lung Acini: Effect of Geometric and Dynamic Parameters During Synchronous Ventilation

Sudhaker Chhabra, Ajay K Prasad
Journal: Journal of Fluids Engineering
Article Type: Research Papers
J. Fluids Eng. July 2011, 133(7): 071001.
DOI: https://doi.org/10.1115/1.4004362
Published Online: July 8, 2011
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Topics: Flow (Dynamics), Particulate matter, Lung, Gravity (Force)
Journal Articles

Flow and Particle Dispersion in a Pulmonary Alveolus—Part I: Velocity Measurements and Convective Particle Transport

Sudhaker Chhabra, Ajay K. Prasad
Journal: Journal of Biomechanical Engineering
Article Type: Research Papers
J Biomech Eng. May 2010, 132(5): 051009.
DOI: https://doi.org/10.1115/1.4001112
Published Online: March 30, 2010
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Topics: Flow (Dynamics), Particulate matter, Cavities, Respiratory cycle, Cycles
Journal Articles

Flow and Particle Dispersion in a Pulmonary Alveolus—Part II: Effect of Gravity on Particle Transport

Sudhaker Chhabra, Ajay K. Prasad
Journal: Journal of Biomechanical Engineering
Article Type: Research Papers
J Biomech Eng. May 2010, 132(5): 051010.
DOI: https://doi.org/10.1115/1.4001113
Published Online: March 30, 2010
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Topics: Particulate matter, Gravity (Force), Flow (Dynamics)
Proceedings Papers

Experimental Investigation of Liquid Water Formation and Transport in a Transparent Single-Serpentine PEM Fuel Cell

Dusan Spernjak, Suresh Advani, Ajay K. Prasad
Proc. ASME. FUELCELL2006, ASME 2006 Fourth International Conference on Fuel Cell Science, Engineering and Technology, Parts A and B, 453-461, June 19–21, 2006
Paper No: FUELCELL2006-97271
DOI: https://doi.org/10.1115/FUELCELL2006-97271
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Topics: Proton exchange membrane fuel cells, Transparency, Water, Flow (Dynamics), Gas diffusion layers, Anodes, Catalysts, Floods, Visualization, Current density
Journal Articles

Convective Dispersion During Steady Flow in the Conducting Airways of the Human Lung

Frank E. Fresconi, Ajay K. Prasad
Journal: Journal of Biomechanical Engineering
Article Type: Research Papers
J Biomech Eng. February 2008, 130(1): 011015.
DOI: https://doi.org/10.1115/1.2838042
Published Online: February 20, 2008
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Topics: Flow (Dynamics), Flow visualization, Lung, Bifurcation, Aerosols
Journal Articles

Secondary Velocity Fields in the Conducting Airways of the Human Lung

Frank E. Fresconi, Ajay K. Prasad
Journal: Journal of Biomechanical Engineering
Article Type: Technical Papers
J Biomech Eng. October 2007, 129(5): 722–732.
DOI: https://doi.org/10.1115/1.2768374
Published Online: February 18, 2007
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Topics: Bifurcation, Flow (Dynamics), Lung, Vortices, Vorticity
Journal Articles

Particle Image Velocimetry Evaluation of a Novel Oscillatory-Flow Flexible Chamber Mixer

Thomas N. Shipman, Ajay K. Prasad, Scott L. Davidson, Donald R. Cohee
Journal: Journal of Fluids Engineering
Article Type: Technical Papers
J. Fluids Eng. February 2007, 129(2): 179–187.
DOI: https://doi.org/10.1115/1.2409347
Published Online: July 10, 2006
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Topics: Flow (Dynamics), Fluids, Particulate matter, Shear rate, Creeping flow, Turbulence, Jets
Journal Articles

Characteristics of Small Vortices in a Turbulent Axisymmetric Jet

Sudhaker Chhabra, Pablo Huq, Ajay K. Prasad
Journal: Journal of Fluids Engineering
Article Type: Technical Papers
J. Fluids Eng. May 2006, 128(3): 439–445.
DOI: https://doi.org/10.1115/1.2173292
Published Online: October 25, 2005
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Topics: Reynolds number, Turbulence, Vortices, Jets, Nozzles
Journal Articles

Integral Solution for the Mean Flow Profiles of Turbulent Jets, Plumes, and Wakes

Amit Agrawal, Ajay K. Prasad
Journal: Journal of Fluids Engineering
Article Type: Technical Papers
J. Fluids Eng. September 2003, 125(5): 813–822.
DOI: https://doi.org/10.1115/1.1603303
Published Online: October 7, 2003
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Topics: Jets, Plumes (Fluid dynamics), Turbulence, Wakes, Stress
Journal Articles

Measurements Within Vortex Cores in a Turbulent Jet

Amit Agrawal, Ajay K. Prasad
Journal: Journal of Fluids Engineering
Article Type: Technical Papers
J. Fluids Eng. May 2003, 125(3): 561–568.
DOI: https://doi.org/10.1115/1.1568357
Published Online: June 9, 2003
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Topics: Vortices, Vorticity, Turbulence