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Proceedings Papers

Evaluation of Single Phase Immersion Cooling System for High Performance Server Chassis Using Dielectric Coolants

Shuai Shao, Tianyi Gao, Huawei Yang, Jie Zhao, Jiajun Zhang
Proc. ASME. InterPACK2020, ASME 2020 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T08A010, October 27–29, 2020
Paper No: IPACK2020-2670
DOI: https://doi.org/10.1115/IPACK2020-2670
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Topics: Coolants, Cooling, Cooling systems, Fluids, Graphics processing units, Power density, Data centers, Temperature, Decision making, Density
Proceedings Papers

Perimeter Cooling Unit and Localized Row-Based Cooling Unit Transient Air Flow Effects Modeling and Characterization in Data Centers

Tianyi Gao, James Geer, Bahgat G. Sammakia, Russell Tipton, Mark Seymour
Proc. ASME. IMECE2015, Volume 8B: Heat Transfer and Thermal Engineering, V08BT10A044, November 13–19, 2015
Paper No: IMECE2015-51012
DOI: https://doi.org/10.1115/IMECE2015-51012
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Topics: Air flow, Cooling, Data centers, Modeling, Transients (Dynamics), Cooling systems, Computational fluid dynamics, Thermal management, Coolers, Cutting
Proceedings Papers

Comparative Analysis of Different In Row Cooler Management Configurations in a Hybrid Cooling Data Center

Tianyi Gao, Bahgat G. Sammakia, James Geer, Bruce Murray, Russell Tipton, Roger Schmidt
Proc. ASME. InterPACK2015, Volume 1: Thermal Management, V001T09A011, July 6–9, 2015
Paper No: IPACK2015-48069
DOI: https://doi.org/10.1115/IPACK2015-48069
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Topics: Cooling, Data centers, Coolers, Energy consumption, Cooling systems, Density, Heat, Temperature, Coal, Computational fluid dynamics
Proceedings Papers

Numerical and Experimental Characterization of the Transient Effectiveness of a Water to Air Heat Exchanger for Data Center Cooling Systems

Tianyi Gao, Marcelo del Valle, Alfonso Ortega, Bahgat G. Sammakia
Proc. ASME. InterPACK2015, Volume 1: Thermal Management, V001T09A043, July 6–9, 2015
Paper No: IPACK2015-48377
DOI: https://doi.org/10.1115/IPACK2015-48377
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Topics: Cooling systems, Data centers, Experimental characterization, Heat exchangers, Transients (Dynamics), Water, Computer simulation, Flow (Dynamics), Temperature, Coolers
Proceedings Papers

Raised Floor Hybrid Cooled Data Center: Effect on Rack Inlet Air Temperatures When In Row Cooling Units are Installed Between the Racks

Tianyi Gao, James Geer, Russell Tipton, Bruce Murray, Bahgat G. Sammakia, Alfonso Ortega, Roger Schmidt
Proc. ASME. InterPACK2015, Volume 1: Thermal Management, V001T09A012, July 6–9, 2015
Paper No: IPACK2015-48071
DOI: https://doi.org/10.1115/IPACK2015-48071
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Topics: Cooling, Data centers, Temperature, Heat, Air flow, Computational fluid dynamics, Cooling systems, Stress, Computer simulation, Density
Journal Articles

Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations

Tianyi Gao, James Geer, Bahgat Sammakia
Journal: Journal of Thermal Science and Engineering Applications
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. December 2015, 7(4): 041017.
Paper No: TSEA-15-1057
DOI: https://doi.org/10.1115/1.4031222
Published Online: September 10, 2015
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Topics: Flow (Dynamics), Fluids, Heat exchangers, Temperature, Transients (Dynamics), Cross-flow, Modeling
Journal Articles

Steady State and Transient Experimentally Validated Analysis of Hybrid Data Centers

Tianyi Gao, Bahgat Sammakia, Emad Samadiani, Roger Schmidt
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. June 2015, 137(2): 021007.
Paper No: EP-14-1041
DOI: https://doi.org/10.1115/1.4029163
Published Online: June 1, 2015
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Topics: Cooling, Data centers, Doors, Failure, Heat exchangers, Steady state, Temperature, Water, Cooling systems, Air flow
Proceedings Papers

Experimentally Verified Transient Models of Data Center Crossflow Heat Exchangers

Tianyi Gao, Bahgat Sammakia, James Geer, Milnes David, Roger Schmidt
Proc. ASME. IMECE2014, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T13A081, November 14–20, 2014
Paper No: IMECE2014-36022
DOI: https://doi.org/10.1115/IMECE2014-36022
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Topics: Data centers, Heat exchangers, Transients (Dynamics), Computational fluid dynamics, Coolers, Cooling systems, Doors, Simulation, Air conditioners, Computers
Proceedings Papers

Computational Study of Air Cooled Data Centers Assisted With Locally Distributed Water to Air Heat Exchangers

Tianyi Gao, Bahgat Sammakia, Roger Schmidt
Proc. ASME. IMECE2013, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T11A089, November 15–21, 2013
Paper No: IMECE2013-65958
DOI: https://doi.org/10.1115/IMECE2013-65958
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Topics: Data centers, Heat exchangers, Water, Heat, Cooling, Air flow, Stress, Temperature, Thermal management, Density
Proceedings Papers

Comparative Thermal and Energy Analysis of a Hybrid Cooling Data Center With Rear Door Heat Exchangers

Tianyi Gao, Emad Samadiani, Bahgat Sammakia, Roger Schmidt
Proc. ASME. InterPACK2013, Volume 2: Thermal Management; Data Centers and Energy Efficient Electronic Systems, V002T09A007, July 16–18, 2013
Paper No: IPACK2013-73101
DOI: https://doi.org/10.1115/IPACK2013-73101
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Topics: Cooling, Data centers, Doors, Energy consumption, Heat exchangers
Proceedings Papers

Dynamic Analysis of Hybrid Cooling Data Centers Subjects to the Failure of CRAC Units

Tianyi Gao, Emad Samadiani, Roger Schmidt, Bahgat Sammakia
Proc. ASME. InterPACK2013, Volume 2: Thermal Management; Data Centers and Energy Efficient Electronic Systems, V002T09A015, July 16–18, 2013
Paper No: IPACK2013-73196
DOI: https://doi.org/10.1115/IPACK2013-73196
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Topics: Cooling, Data centers, Dynamic analysis, Failure, Cooling systems, Water, Doors, Emergencies, Heat exchangers, Temperature