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Majid Bahrami
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Proceedings Papers

Assessment of Optimal Fin Structure and Shroud Size in Fan-Cooled Heat Sinks for Next-Generation EV Battery Chargers

Sahand Najafpour, Chris Botting, Majid Bahrami
Proc. ASME. HT2024, ASME 2024 Heat Transfer Summer Conference, V001T11A007, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: HT2024-131195
https://doi.org/10.1115/HT2024-131195
View Paper titled, Assessment of Optimal Fin Structure and Shroud Size in Fan-Cooled Heat Sinks for Next-Generation EV Battery Chargers
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Topics: Batteries, Heat sinks, Heat, Air flow, Cooling, Design, Temperature, Boundary-value problems, Computer simulation, Curbs (Roads)
Proceedings Papers

Naturally-Cooled Heat Sinks for Next-Generation Battery Chargers

Callum Chhokar, G. Bamorovat Abadi, Nicholas McDaniel, Chris Botting, Majid Bahrami
Proc. ASME. InterPACK2022, ASME 2022 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T09A010, October 25–27, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2022-98077
https://doi.org/10.1115/IPACK2022-98077
View Paper titled, Naturally-Cooled Heat Sinks for Next-Generation Battery Chargers
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Topics: Batteries, Fins, Heat sinks
Journal Articles

The Role of Anodization in Naturally Cooled Heat Sinks for Power Electronic Devices

Zhongchen Zhang, Michael Collins, Eric Lau, Chris Botting, Majid Bahrami
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. May 2020, 142(5): 052901.
Paper No: HT-19-1436
https://doi.org/10.1115/1.4046309
Published Online: March 13, 2020
View Article titled, The Role of Anodization in Naturally Cooled Heat Sinks for Power Electronic Devices
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Topics: Emissivity, Heat sinks, Temperature, Thermal radiation, Aluminum, Aluminum alloys, Natural convection, Radiation (Physics)
Journal Articles

Investigation of Optimum Refrigerant Charge and Fans' Speed for a Vehicle Air Conditioning System

Farshid Bagheri, M. Ali Fayazbakhsh, Majid Bahrami
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. March 2017, 9(1): 011014.
Paper No: TSEA-16-1003
https://doi.org/10.1115/1.4034852
Published Online: November 8, 2016
View Article titled, Investigation of Optimum Refrigerant Charge and Fans' Speed for a Vehicle Air Conditioning System
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Topics: Condensers (steam plant), Fans, Refrigerants, Vehicles, Air conditioning, Cooling, Compressors
Journal Articles

A Comparative Study of the Energy-Saving Controllers for Automotive Air-Conditioning/Refrigeration Systems

Yanjun Huang, Amir Khajepour, Milad Khazraee, Majid Bahrami
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Technical Briefs
J. Dyn. Sys., Meas., Control. January 2017, 139(1): 014504.
Paper No: DS-15-1566
https://doi.org/10.1115/1.4034505
Published Online: October 17, 2016
View Article titled, A Comparative Study of the Energy-Saving Controllers for Automotive Air-Conditioning/Refrigeration Systems
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Topics: Control equipment, Temperature
Journal Articles

Optimal Time-Varying Heat Transfer in Multilayered Packages With Arbitrary Heat Generations and Contact Resistance

M. Fakoor-Pakdaman, Mehran Ahmadi, Farshid Bagheri, Majid Bahrami
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. August 2015, 137(8): 081401.
Paper No: HT-13-1570
https://doi.org/10.1115/1.4028243
Published Online: August 1, 2015
View Article titled, Optimal Time-Varying Heat Transfer in Multilayered Packages With Arbitrary Heat Generations and Contact Resistance
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Topics: Boundary-value problems, Composite materials, Contact resistance, Fluids, Heat, Temperature, Heat transfer, Convection, Radiation (Physics)
Journal Articles

Natural Convection From Interrupted Vertical Walls

Mehran Ahmadi, Golnoosh Mostafavi, Majid Bahrami
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. November 2014, 136(11): 112501.
Paper No: HT-13-1539
https://doi.org/10.1115/1.4028369
Published Online: September 16, 2014
View Article titled, Natural Convection From Interrupted Vertical Walls
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Topics: Computer simulation, Fins, Heat transfer, Natural convection, Temperature, Convection, Uncertainty analysis
Journal Articles

Unsteady Laminar Forced-Convective Tube Flow Under Dynamic Time-Dependent Heat Flux

M. Fakoor-Pakdaman, Mehdi Andisheh-Tadbir, Majid Bahrami
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. April 2014, 136(4): 041706.
Paper No: HT-13-1277
https://doi.org/10.1115/1.4026119
Published Online: February 12, 2014
View Article titled, Unsteady Laminar Forced-Convective Tube Flow Under Dynamic Time-Dependent Heat Flux
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Topics: Flow (Dynamics), Fluids, Heat flux, Temperature, Transients (Dynamics)
Proceedings Papers

Effect of Fin Interruptions on Natural Convection Heat Transfer From a Rectangular Interrupted Single-Wall

Golnoosh Mostafavi, Mehran Ahmadi, Majid Bahrami
Proc. ASME. InterPACK2013, Volume 2: Thermal Management; Data Centers and Energy Efficient Electronic Systems, V002T08A029, July 16–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2013-73129
https://doi.org/10.1115/IPACK2013-73129
View Paper titled, Effect of Fin Interruptions on Natural Convection Heat Transfer From a Rectangular Interrupted Single-Wall
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Topics: Computer simulation, Computer software, Convection, Fins, Heat transfer, Manufacturing, Natural convection, Steady state, Vertical plates, Weight (Mass)
Proceedings Papers

Effect of PTFE on Thermal Conductivity of Gas Diffusion Layers of PEM Fuel Cells

Hamidreza Sadeghifar, Ned Djilali, Majid Bahrami
Proc. ASME. FUELCELL2013, ASME 2013 11th International Conference on Fuel Cell Science, Engineering and Technology, V001T01A003, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: FuelCell2013-18070
https://doi.org/10.1115/FuelCell2013-18070
View Paper titled, Effect of PTFE on Thermal Conductivity of Gas Diffusion Layers of PEM Fuel Cells
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Topics: Contact resistance, Gas diffusion layers, Modeling, Proton exchange membrane fuel cells, Thermal conductivity
Proceedings Papers

Transient Internal Forced Convection Under Arbitrary Time-Dependent Heat Flux

M. Fakoor-Pakdaman, M. Andisheh-Tadbir, Majid Bahrami
Proc. ASME. HT2013, Volume 1: Heat Transfer in Energy Systems; Thermophysical Properties; Theory and Fundamental Research in Heat Transfer, V001T03A027, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: HT2013-17148
https://doi.org/10.1115/HT2013-17148
View Paper titled, Transient Internal Forced Convection Under Arbitrary Time-Dependent Heat Flux
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Topics: Forced convection, Heat flux, Transients (Dynamics), Fluids, Boundary-value problems, Computer simulation, Flow (Dynamics), Heat transfer, Slug flows, Temperature
Proceedings Papers

Analytical Modeling of Mist Condensation by Natural Convection Over Inclined Flat Surfaces

Mohammad Ali Fayazbakhsh, Majid Bahrami
Proc. ASME. HT2013, Volume 1: Heat Transfer in Energy Systems; Thermophysical Properties; Theory and Fundamental Research in Heat Transfer, V001T03A013, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: HT2013-17219
https://doi.org/10.1115/HT2013-17219
View Paper titled, Analytical Modeling of Mist Condensation by Natural Convection Over Inclined Flat Surfaces
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Topics: Condensation, Modeling, Natural convection, Heat, Heat transfer, Mass transfer, Drops, Fluid dynamics, Shapes, Transparency
Proceedings Papers

Transient Internal Forced Convection Under Step Wall Heat Flux Condition

M. Fakoor-Pakdaman, Majid Bahrami
Proc. ASME. HT2013, Volume 1: Heat Transfer in Energy Systems; Thermophysical Properties; Theory and Fundamental Research in Heat Transfer, V001T03A026, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: HT2013-17146
https://doi.org/10.1115/HT2013-17146
View Paper titled, Transient Internal Forced Convection Under Step Wall Heat Flux Condition
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Topics: Forced convection, Heat flux, Transients (Dynamics), Fluids, Temperature, Flow (Dynamics), Steady state, Computer simulation, Convection, Cylinders
Journal Articles

Effect of Geometry and Blood Flow in Cooling of Upper Leg

Mayank Kalra, Carolyn J. Sparrey, Majid Bahrami
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Frontiers Abstracts
J. Med. Devices. December 2013, 7(4): 040915.
Paper No: MED-13-1230
https://doi.org/10.1115/1.4025849
Published Online: December 5, 2013
View Article titled, Effect of Geometry and Blood Flow in Cooling of Upper Leg
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Topics: Blood flow, Cooling, Geometry, Muscle, Model development
Proceedings Papers

Effects of Geometrical Parameters on Natural Convective Heat Transfer From Vertically-Mounted Rectangular Interrupted Fins

Golnoosh Mostafavi, Mehran Ahmadi, Majid Bahrami
Proc. ASME. HT2012, Volume 2: Heat Transfer Enhancement for Practical Applications; Fire and Combustion; Multi-Phase Systems; Heat Transfer in Electronic Equipment; Low Temperature Heat Transfer; Computational Heat Transfer, 717-727, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: HT2012-58379
https://doi.org/10.1115/HT2012-58379
View Paper titled, Effects of Geometrical Parameters on Natural Convective Heat Transfer From Vertically-Mounted Rectangular Interrupted Fins
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Topics: Convection, Fins, Computer simulation, Computer software, Heat transfer, Natural convection, Steady state
Proceedings Papers

Modeling Transient/Steady-State Convection From Isoflux Vertical Plates

Mehran Ahmadi, Majid Bahrami
Proc. ASME. HT2012, Volume 2: Heat Transfer Enhancement for Practical Applications; Fire and Combustion; Multi-Phase Systems; Heat Transfer in Electronic Equipment; Low Temperature Heat Transfer; Computational Heat Transfer, 729-737, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: HT2012-58380
https://doi.org/10.1115/HT2012-58380
View Paper titled, Modeling Transient/Steady-State Convection From Isoflux Vertical Plates
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Topics: Convection, Modeling, Steady state, Transients (Dynamics), Vertical plates, Diffusion (Physics)
Proceedings Papers

A Statistically Based Thermal Conductivity Model for PEMFC Gas Diffusion Layers

Hamidreza Sadeghifar, Majid Bahrami, Ned Djilali
Proc. ASME. FUELCELL2012, ASME 2012 10th International Conference on Fuel Cell Science, Engineering and Technology, 129-141, July 23–26, 2012
Publisher: American Society of Mechanical Engineers
Paper No: FuelCell2012-91160
https://doi.org/10.1115/FuelCell2012-91160
View Paper titled, A Statistically Based Thermal Conductivity Model for PEMFC Gas Diffusion Layers
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Topics: Gas diffusion layers, Porous materials, Proton exchange membrane fuel cells, Thermal conductivity
Proceedings Papers

A Quasi Steady State Model for Adsorption Cooling Systems: Automotive Applications

Amirhossein Sharafianardakani, Majid Bahrami
Proc. ASME. ES2012, ASME 2012 6th International Conference on Energy Sustainability, Parts A and B, 1263-1272, July 23–26, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ES2012-91362
https://doi.org/10.1115/ES2012-91362
View Paper titled, A Quasi Steady State Model for Adsorption Cooling Systems: Automotive Applications
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Topics: Automotive industry, Cooling systems, Cycles, Heat recovery, Steady state, Thermodynamic cycles, Water
Proceedings Papers

Thermal Transpiration Flow in Annular Microchannels

Peyman Taheri, Majid Bahrami
Proc. ASME. ICNMM2012, ASME 2012 10th International Conference on Nanochannels, Microchannels, and Minichannels, 183-193, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2012-73006
https://doi.org/10.1115/ICNMM2012-73006
View Paper titled, Thermal Transpiration Flow in Annular Microchannels
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Topics: Flow (Dynamics), Microchannels, Transpiration, Annulus, Boundary layers, Gases, Heat transfer, Temperature gradient
Proceedings Papers

Creeping Flow Through Microchannels With Integrated Micro-Pillars

Ali Tamayol, Naga S. K. Gunda, Mohsen Akbari, Sushanta K. Mitra, Majid Bahrami
Proc. ASME. ICNMM2012, ASME 2012 10th International Conference on Nanochannels, Microchannels, and Minichannels, 411-417, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2012-73199
https://doi.org/10.1115/ICNMM2012-73199
View Paper titled, Creeping Flow Through Microchannels With Integrated Micro-Pillars
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Topics: Columns (Structural), Creeping flow, Microchannels, Porous materials, Pressure drop