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Tim Ameel
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Proceedings Papers

In-Situ Bottom-Up Temperature Measurements for Laser Powder Bed Fusion Metal Additive Manufacturing

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Mason Pratt, Tim Ameel, Sameer Rao
Proc. ASME. HT2023, ASME 2023 Heat Transfer Summer Conference, V001T09A005, July 10–12, 2023
Publisher: American Society of Mechanical Engineers
Paper No: HT2023-107419
https://doi.org/10.1115/HT2023-107419
View Paper titled, In-Situ Bottom-Up Temperature Measurements for Laser Powder Bed Fusion Metal Additive Manufacturing
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Topics: Additive manufacturing, Lasers, Metals, Temperature measurement
Proceedings Papers

Thermal Fluid Assessment of Bluff Versus Streamlined Bodies With a Slot for Aligned Flow

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Sultan Alshareef, Todd Harman, Tim Ameel
Proc. ASME. HT2022, ASME 2022 Heat Transfer Summer Conference, V001T12A001, July 11–13, 2022
Publisher: American Society of Mechanical Engineers
Paper No: HT2022-80024
https://doi.org/10.1115/HT2022-80024
View Paper titled, Thermal Fluid Assessment of Bluff Versus Streamlined Bodies With a Slot for Aligned Flow
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Topics: Flow (Dynamics), Thermofluids, Drag (Fluid dynamics), Heat transfer, Entropy, Heat, Air flow, Computer cooling, Convection, Engineering simulation
Proceedings Papers

A Review of Laminar Single-Phase Flow in Microchannels

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Ian Papautsky, Tim Ameel, A. Bruno Frazier
Proc. ASME. IMECE2001, Micro-Electro-Mechanical Systems (MEMS), 495-503, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/MEMS-23872
https://doi.org/10.1115/IMECE2001/MEMS-23872
View Paper titled, A Review of Laminar Single-Phase Flow in Microchannels
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Topics: Flow (Dynamics), Microchannels, Microelectromechanical systems, Microscale devices, Microfluidics, Fluid dynamics, Fluids, Internal flow
Proceedings Papers

Parametric Study of Vortex Generator Effects in an Additive Manufactured Minichannel Heat Exchanger

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Hamidreza Rastan, Tim Ameel, Björn Palm
Proc. ASME. ICNMM2019, ASME 2019 17th International Conference on Nanochannels, Microchannels, and Minichannels, V001T01A002, June 23–26, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2019-4236
https://doi.org/10.1115/ICNMM2019-4236
View Paper titled, Parametric Study of Vortex Generator Effects in an Additive Manufactured Minichannel Heat Exchanger
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Topics: Additive manufacturing, Computer simulation, Generators, Heat exchangers, Microchannels, Vortices
Proceedings Papers

Computational Determination of the Modified Vortex Shedding Frequency for a Rigid, Truncated, Wall-Mounted Cylinder in Cross Flow

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Aimie Faucett, Todd Harman, Tim Ameel
Proc. ASME. IMECE2014, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T13A048, November 14–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2014-39064
https://doi.org/10.1115/IMECE2014-39064
View Paper titled, Computational Determination of the Modified Vortex Shedding Frequency for a Rigid, Truncated, Wall-Mounted Cylinder in Cross Flow
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Topics: Cross-flow, Cylinders, Vortex shedding, Reynolds number, Flow (Dynamics), Vortices
Proceedings Papers

Contraction/Expansion Effects in 90° Miter Bends in Rectangular Xurographic Microchannels

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Lam Nguyen, John Elsnab, Tim Ameel
Proc. ASME. ICNMM2011, ASME 2011 9th International Conference on Nanochannels, Microchannels, and Minichannels, Volume 1, 667-677, June 19–22, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2011-58148
https://doi.org/10.1115/ICNMM2011-58148
View Paper titled, Contraction/Expansion Effects in 90° Miter Bends in Rectangular Xurographic Microchannels
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Topics: Microchannels, Reynolds number, Flow (Dynamics), Adhesives, Cutting, Corners (Structural elements), Dimensions, Drops, Friction, Glass
Proceedings Papers

An Analytical Model of a Microscale Heat Exchanger: Ambient Interaction and General End-Wall Boundary Conditions

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Bryan Spann, Tim Ameel
Proc. ASME. IMECE2010, Volume 10: Micro and Nano Systems, 405-413, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-39445
https://doi.org/10.1115/IMECE2010-39445
View Paper titled, An Analytical Model of a Microscale Heat Exchanger: Ambient Interaction and General End-Wall Boundary Conditions
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Topics: Boundary-value problems, Heat exchangers, Microscale devices, Convection, Flow (Dynamics), Fluids, Heat capacity, Heat conduction, Heat flux, Manufacturing
Proceedings Papers

Minor Losses in Rectangular Xurographic Microchannels

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Daniel Torgerson, Rahul Kolekar, Bruce Gale, Tim Ameel
Proc. ASME. IMECE2010, Volume 10: Micro and Nano Systems, 453-462, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-39401
https://doi.org/10.1115/IMECE2010-39401
View Paper titled, Minor Losses in Rectangular Xurographic Microchannels
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Topics: Microchannels, Reynolds number, Adhesives, Flow (Dynamics), Drops, Friction, Glass, Interferometry, Laminar flow, Lasers
Proceedings Papers

Model Development for Fluid Structure Interaction in the Slip Regime

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Jennifer van Rij, Todd Harman, Tim Ameel
Proc. ASME. ICNMM2010, ASME 2010 8th International Conference on Nanochannels, Microchannels, and Minichannels: Parts A and B, 1055-1064, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-31277
https://doi.org/10.1115/FEDSM-ICNMM2010-31277
View Paper titled, Model Development for Fluid Structure Interaction in the Slip Regime
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Topics: Fluid structure interaction, Model development, Algorithms, Momentum, Boundary-value problems, Fluids, Microscale devices, Slip flow, Temperature, Thermal energy
Proceedings Papers

Moderate Reynolds Number Mixing in a T-Channel

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Susan Thomas, Tim Ameel
Proc. ASME. ICNMM2010, ASME 2010 8th International Conference on Nanochannels, Microchannels, and Minichannels: Parts A and B, 1221-1230, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30159
https://doi.org/10.1115/FEDSM-ICNMM2010-30159
View Paper titled, Moderate Reynolds Number Mixing in a T-Channel
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Topics: Reynolds number, Flow (Dynamics), Fluorescence, Geometry, Imaging, Lasers, Microscale devices, Particulate matter, Resolution (Optics), Scalars
Proceedings Papers

Constant Wall Temperature Nusselt and Poiseuille Numbers in Rectangular Microchannels

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Jennifer van Rij, Tim Ameel, Todd Harman
Proc. ASME. HT2007, ASME/JSME 2007 Thermal Engineering Heat Transfer Summer Conference, Volume 1, 893-900, July 8–12, 2007
Publisher: American Society of Mechanical Engineers
Paper No: HT2007-32465
https://doi.org/10.1115/HT2007-32465
View Paper titled, Constant Wall Temperature Nusselt and Poiseuille Numbers in Rectangular Microchannels
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Topics: Microchannels, Poiseuille flow, Wall temperature, Flow (Dynamics), Boundary-value problems, Energy dissipation, Heat conduction, Convection, Friction, Slip flow
Proceedings Papers

Effects of Creep Flow and Viscous Dissipation in the Slip Regime for Isoflux Rectangular Microchannels

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Jennifer van Rij, Tim Ameel, Todd Harman
Proc. ASME. IMECE2007, Volume 11: Micro and Nano Systems, Parts A and B, 971-978, November 11–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2007-42619
https://doi.org/10.1115/IMECE2007-42619
View Paper titled, Effects of Creep Flow and Viscous Dissipation in the Slip Regime for Isoflux Rectangular Microchannels
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Topics: Creep, Energy dissipation, Flow (Dynamics), Microchannels, Algorithms, Convection, Heat flux, Pressure drop, Slip flow, Temperature
Proceedings Papers

Microtube Gas Flows With Second-Order Slip Flow and Temperature Jump Boundary Conditions

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Nian Xiao, John Elsnab, Tim Ameel
Proc. ASME. ICNMM2006, ASME 4th International Conference on Nanochannels, Microchannels, and Minichannels, Parts A and B, 385-393, June 19–21, 2006
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2006-96097
https://doi.org/10.1115/ICNMM2006-96097
View Paper titled, Microtube Gas Flows With Second-Order Slip Flow and Temperature Jump Boundary Conditions
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Topics: Boundary-value problems, Gas flow, Slip flow, Temperature, Air flow, Approximation, Entrance region, Flow (Dynamics), Momentum, Thermal boundary layers
Proceedings Papers

The Effect of Creep Flow on Two-Dimensional Isoflux Microchannels

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Jennifer van Rij, Todd Harman, Tim Ameel
Proc. ASME. ICNMM2006, ASME 4th International Conference on Nanochannels, Microchannels, and Minichannels, Parts A and B, 467-474, June 19–21, 2006
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2006-96150
https://doi.org/10.1115/ICNMM2006-96150
View Paper titled, The Effect of Creep Flow on Two-Dimensional Isoflux Microchannels
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Topics: Creep, Flow (Dynamics), Microchannels, Boundary-value problems, Knudsen number, Algorithms, Computational fluid dynamics, Convection, Friction, Heat flux
Proceedings Papers

A General Analytical Approach for Defining Effectiveness in Ideal Two Fluid Heat Exchangers

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Devashish Shrivastava, Tim Ameel
Proc. ASME. IMECE2002, Advanced Energy Systems, 9-12, November 17–22, 2002
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2002-33142
https://doi.org/10.1115/IMECE2002-33142
View Paper titled, A General Analytical Approach for Defining Effectiveness in Ideal Two Fluid Heat Exchangers
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Topics: Fluids, Heat exchangers, Heat transfer, Temperature, Laws of thermodynamics
Proceedings Papers

The Effect of Viscous Dissipation on Two-Dimensional Microchannel Heat Transfer

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Jennifer van Rij, Tim Ameel, Todd Harman
Proc. ASME. IMECE2006, Microelectromechanical Systems, 497-505, November 5–10, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2006-16121
https://doi.org/10.1115/IMECE2006-16121
View Paper titled, The Effect of Viscous Dissipation on Two-Dimensional Microchannel Heat Transfer
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Topics: Energy dissipation, Heat transfer, Microchannels, Flow (Dynamics), Boundary-value problems, Convection, Heat conduction, Knudsen number, Pressure, Slip flow
Proceedings Papers

Isothermal Microtube Heat Transfer With Second-Order Slip Flow and Temperature Jump Boundary Conditions

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Nian Xiao, John Elsnab, Susan Thomas, Tim Ameel
Proc. ASME. IMECE2006, Microelectromechanical Systems, 477-485, November 5–10, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2006-15940
https://doi.org/10.1115/IMECE2006-15940
View Paper titled, Isothermal Microtube Heat Transfer With Second-Order Slip Flow and Temperature Jump Boundary Conditions
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Topics: Boundary-value problems, Heat transfer, Slip flow, Temperature, Entrance region, Flow (Dynamics), Microchannels, Momentum