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A. G. Agwu Nnanna
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Proceedings Papers

Experimental Validation of Non-Fourier Thermal Response in Porous Media

A. G. Agwu Nnanna, K. T. Harris, A. Haji-Sheikh
Proc. ASME. IMECE2001, Heat Transfer: Volume 4 — Combustion and Energy Systems, 373-384, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/HTD-24279
https://doi.org/10.1115/IMECE2001/HTD-24279
View Paper titled, Experimental Validation of Non-Fourier Thermal Response in Porous Media
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Topics: Porous materials, Fluids, Heat flux, Temperature, Delays, Heat transfer coefficients, Microscale devices, Temperature gradient, Thermal equilibrium, Transients (Dynamics)
Proceedings Papers

An Analytical and Experimental Model for a Thermosyphon That Employs Solid/Liquid Phase Change Materials

A. G. Agwu Nnanna, Kendall T. Harris, A. Haji-Sheikh
Proc. ASME. IMECE2000, Heat Transfer: Volume 4, 185-192, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-1520
https://doi.org/10.1115/IMECE2000-1520
View Paper titled, An Analytical and Experimental Model for a Thermosyphon That Employs Solid/Liquid Phase Change Materials
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Topics: Phase change materials, Design, Heat transfer, Melting, Thermal energy storage, Buoyancy, Cooling, Cooling systems, Fluids, Transport phenomena
Proceedings Papers

Net-Zero Water (NZW) Reuse Desiccant Assisted Evaporative Cooling System for Data Centers

David Okposio, A. G. Agwu Nnanna, Harvey Abramowitz
Proc. ASME. IMECE2019, Volume 8: Heat Transfer and Thermal Engineering, V008T09A042, November 11–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2019-11870
https://doi.org/10.1115/IMECE2019-11870
View Paper titled, Net-Zero Water (NZW) Reuse Desiccant Assisted Evaporative Cooling System for Data Centers
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Topics: Cooling, Data centers, Evaporative cooling, Water
Proceedings Papers

Development of a Low Cost Self-Sustaining Water Distillation System Using Activated Carbon Nanofluids

Ashreet Mishra, A. G. Agwu Nnanna
Proc. ASME. IMECE2018, Volume 6B: Energy, V06BT08A027, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-86906
https://doi.org/10.1115/IMECE2018-86906
View Paper titled, Development of a Low Cost Self-Sustaining Water Distillation System Using Activated Carbon Nanofluids
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Topics: Activated carbon, Nanofluids, Water, Developing nations, Energy resources, Nanoparticles, Solar energy, Steam, Air flow, Condensation
Proceedings Papers

Coupling Immunofluorescence and Optoelectrokinetic Technique for Escherichia Coli Detection and Quantification in Water

Uzumma O. Ozeh, A. G. Agwu Nnanna, Justus C. Ndukaife
Proc. ASME. IMECE2018, Volume 3: Biomedical and Biotechnology Engineering, V003T04A037, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-86749
https://doi.org/10.1115/IMECE2018-86749
View Paper titled, Coupling Immunofluorescence and Optoelectrokinetic Technique for Escherichia Coli Detection and Quantification in Water
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Topics: Water, Bacteria, Microfluidics, Electric fields, Electrical resistance, Laser beams, Superparamagnetism
Proceedings Papers

Smartphone-Based Device for Monitoring Chemical Pollutants in Water

Samuel Ozeh, A. G. Agwu Nnanna, Justus C. Ndukaife
Proc. ASME. IMECE2018, Volume 3: Biomedical and Biotechnology Engineering, V003T04A021, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-86893
https://doi.org/10.1115/IMECE2018-86893
View Paper titled, Smartphone-Based Device for Monitoring Chemical Pollutants in Water
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Topics: Pollution, Water, Calibration, Ions, Algorithms, Monitoring systems
Proceedings Papers

A Novel Activated Carbon Enabled Steam Generation System Under Simulated Solar Light

Ashreet Mishra, A. G. Agwu Nnanna
Proc. ASME. InterPACK2018, ASME 2018 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T04A017, August 27–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2018-8387
https://doi.org/10.1115/IPACK2018-8387
View Paper titled, A Novel Activated Carbon Enabled Steam Generation System Under Simulated Solar Light
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Topics: Activated carbon, Steam, Sunlight, Carbon nanotubes, Nanoparticles, Water, Solar energy, Evaporation, Light, Medical devices
Proceedings Papers

Waste Heat Recovery for Powering Mobile Devices Using Thermoelectric Generators and Evaporatively-Cooled Heat Sink

Michael Ozeh, A. G. Agwu Nnanna
Proc. ASME. InterPACK2018, ASME 2018 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T04A013, August 27–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2018-8354
https://doi.org/10.1115/IPACK2018-8354
View Paper titled, Waste Heat Recovery for Powering Mobile Devices Using Thermoelectric Generators and Evaporatively-Cooled Heat Sink
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Topics: Generators, Heat recovery, Heat sinks, Heat pipes, Nanoparticles, Electronics, Heat, Heat exchangers, Metals, Temperature gradient
Proceedings Papers

Removal of Pharmaceutical Contaminants in Water

Chenguang Sheng, A. G. Agwu Nnanna, Yanghe Liu, John D. Vargo
Proc. ASME. IMECE2015, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T13A035, November 13–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2015-53240
https://doi.org/10.1115/IMECE2015-53240
View Paper titled, Removal of Pharmaceutical Contaminants in Water
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Topics: Drugs, Water, Filtration, Membranes, Activated carbon, Cancer, Damage, Sands, Wastewater treatment
Proceedings Papers

Experimental Investigation of Hydraulic-Pneumatic Regenerative Braking System

A. G. Agwu Nnanna, Erik Rolfs, James Taylor, Karla Ariadny Freitas Ferreira
Proc. ASME. IMECE2015, Volume 6A: Energy, V06AT07A037, November 13–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2015-52935
https://doi.org/10.1115/IMECE2015-52935
View Paper titled, Experimental Investigation of Hydraulic-Pneumatic Regenerative Braking System
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Topics: Regenerative braking, Vehicles, Braking, Engines, Design, Energy recovery, Fuel efficiency, Heat, Heat losses, Kinetic energy
Proceedings Papers

Performance Assessment of Pre-Filtration Strainer of an Ultrafiltration Membrane System by Particle Size Analysis

A. G. Agwu Nnanna, Chenguang Sheng, Kimberly Conrad, Greg Crowley
Proc. ASME. IMECE2015, Volume 7A: Fluids Engineering Systems and Technologies, V07AT09A015, November 13–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2015-53447
https://doi.org/10.1115/IMECE2015-53447
View Paper titled, Performance Assessment of Pre-Filtration Strainer of an Ultrafiltration Membrane System by Particle Size Analysis
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Topics: Filtration, Membranes, Particle size, Particulate matter, Flow (Dynamics), Feedwater, Generators, Vortices, Accuracy and precision, Bacteria
Proceedings Papers

Low Voltage Electrohydrodynamic Micropump for Cooling of Electronic Device

Comlan Fandohan, A. G. Agwu Nnanna
Proc. ASME. IMECE2011, Volume 11: Nano and Micro Materials, Devices and Systems; Microsystems Integration, 785-791, November 11–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2011-64830
https://doi.org/10.1115/IMECE2011-64830
View Paper titled, Low Voltage Electrohydrodynamic Micropump for Cooling of Electronic Device
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Topics: Cooling, Electrohydrodynamics, Micropumps, Flow (Dynamics), Fluids, Electric fields, Electric potential, Electrical properties, Viscosity, Dielectric materials
Proceedings Papers

Nanoparticle Deposition and Convective Transport in Microchannel Heat Exchanger Systems

Joshua P. Coleman, A. G. Agwu Nnanna
Proc. ASME. IMECE2011, Volume 6: Fluids and Thermal Systems; Advances for Process Industries, Parts A and B, 1053-1062, November 11–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2011-62957
https://doi.org/10.1115/IMECE2011-62957
View Paper titled, Nanoparticle Deposition and Convective Transport in Microchannel Heat Exchanger Systems
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Topics: Heat exchangers, Microchannels, Nanoparticles, Fluids, Heat flux, Adhesion, Boundary layers, Diffusion (Physics), Flow (Dynamics), Heat transfer coefficients
Proceedings Papers

Empirical Correlation of Cooling Efficiency and Transport Phenomena of Direct Evaporative Cooler

Chenguang Sheng, A. G. Agwu Nnanna
Proc. ASME. IMECE2011, Volume 4: Energy Systems Analysis, Thermodynamics and Sustainability; Combustion Science and Engineering; Nanoengineering for Energy, Parts A and B, 953-967, November 11–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2011-63227
https://doi.org/10.1115/IMECE2011-63227
View Paper titled, Empirical Correlation of Cooling Efficiency and Transport Phenomena of Direct Evaporative Cooler
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Topics: Cooling, Evaporative cooling, Transport phenomena, Temperature, Water, Heat, Air conditioning, Energy consumption, Enthalpy, Evaporation
Proceedings Papers

Correlation of Direct Evaporative Cooling Efficiency With Media Porosity

James Walker, Shenguang Sheng, A. G. Agwu Nnanna, Lincang Li
Proc. ASME. IMECE2010, Volume 5: Energy Systems Analysis, Thermodynamics and Sustainability; NanoEngineering for Energy; Engineering to Address Climate Change, Parts A and B, 499-505, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-39709
https://doi.org/10.1115/IMECE2010-39709
View Paper titled, Correlation of Direct Evaporative Cooling Efficiency With Media Porosity
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Topics: Evaporative cooling, Porosity
Proceedings Papers

Mitigation of Fouling on Hollow Fibre Membrane Using Ultrasonic Transducer

Xu Li, A. G. Agwu Nnanna
Proc. ASME. IMECE2009, Volume 12: Micro and Nano Systems, Parts A and B, 633-641, November 13–19, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2009-10926
https://doi.org/10.1115/IMECE2009-10926
View Paper titled, Mitigation of Fouling on Hollow Fibre Membrane Using Ultrasonic Transducer
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Topics: Fibers, Membranes, Ultrasonic transducers, Ultrasound
Proceedings Papers

Investigation of Indoor Environment for a Data Center

Lingcang Li, Yanlei Liu, Xiuling Wang, A. G. Agwu Nnanna
Proc. ASME. IMECE2009, Volume 9: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A, B and C, 633-642, November 13–19, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2009-12513
https://doi.org/10.1115/IMECE2009-12513
View Paper titled, Investigation of Indoor Environment for a Data Center
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Topics: Data centers, Temperature, Air flow, Computer simulation, Computers, Finite volume methods, Reliability, Simulation, Simulation results
Proceedings Papers

Parametric Study of Ultrafiltration

Nina Zhou, A. G. Agwu Nnanna
Proc. ASME. IMECE2009, Volume 9: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A, B and C, 233-240, November 13–19, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2009-11696
https://doi.org/10.1115/IMECE2009-11696
View Paper titled, Parametric Study of Ultrafiltration
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Topics: Cross-flow, Fibers, Membranes, Molecular weight, Pressure, Sewage, Solids, Temperature, Water pollution, Water temperature
Proceedings Papers

Mitigation of Fouling on Hollow Fibre Membrane Using Ultrasonic Transducer

Xu Li, A. G. Agwu Nnanna
Proc. ASME. IMECE2009, Volume 9: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A, B and C, 241-249, November 13–19, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2009-11708
https://doi.org/10.1115/IMECE2009-11708
View Paper titled, Mitigation of Fouling on Hollow Fibre Membrane Using Ultrasonic Transducer
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Topics: Fibers, Membranes, Ultrasonic transducers, Ultrasound
Proceedings Papers

Numerical Simulation of Hollow Fiber Ultrafiltration Membrane

Nina Zhou, A. G. Agwu Nnanna
Proc. ASME. IMECE2009, Volume 12: Micro and Nano Systems, Parts A and B, 725-731, November 13–19, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2009-11705
https://doi.org/10.1115/IMECE2009-11705
View Paper titled, Numerical Simulation of Hollow Fiber Ultrafiltration Membrane
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Topics: Computer simulation, Fibers, Membranes