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J. W. Hartwig
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Journal Articles

An Experimental Study on Cryogenic Spray Quenching of a Circular Metal Disk II—Chilldown Efficiency and Effects of Coating and Flow Pulsing

Jun Dong, Hao Wang, S. R. Darr, J. W. Hartwig, J. N. Chung
Journal: ASME Journal of Heat and Mass Transfer
Article Type: Research-Article
J. Heat Mass Transfer. February 2022, 144(2): 023002.
Paper No: HT-21-1691
https://doi.org/10.1115/1.4053182
Published Online: December 21, 2021
View Article titled, An Experimental Study on Cryogenic Spray Quenching of a Circular Metal Disk II—Chilldown Efficiency and Effects of Coating and Flow Pulsing
Open the PDF for An Experimental Study on Cryogenic Spray Quenching of a Circular Metal Disk II—Chilldown Efficiency and Effects of Coating and Flow Pulsing in another window
Topics: Coating processes, Coatings, Flow (Dynamics), Sprays, Disks, Quenching (Metalworking), Nozzles, Pressure
Journal Articles

An Experimental Study on Cryogenic Spray Quenching of a Circular Metal Disk, Part I: Effects of Mass Flux, Spray Fluid Inlet Subcooling, and Gravity

Jun Dong, Hao Wang, S. R. Darr, J. W. Hartwig, J. N. Chung
Journal: ASME Journal of Heat and Mass Transfer
Article Type: Research-Article
J. Heat Mass Transfer. February 2022, 144(2): 023001.
Paper No: HT-21-1690
https://doi.org/10.1115/1.4053125
Published Online: December 20, 2021
View Article titled, An Experimental Study on Cryogenic Spray Quenching of a Circular Metal Disk, Part I: Effects of Mass Flux, Spray Fluid Inlet Subcooling, and Gravity
Open the PDF for An Experimental Study on Cryogenic Spray Quenching of a Circular Metal Disk, Part I: Effects of Mass Flux, Spray Fluid Inlet Subcooling, and Gravity in another window
Topics: Film boiling, Gravity (Force), Heat transfer, Quenching (Metalworking), Sprays, Temperature, Disks, Boiling, Fluids, Heat flux
Includes: Supplementary data
Journal Articles

Rewet Temperature Correlations for Liquid Nitrogen Boiling Pipe Flows Across Varying Flow Conditions and Orientations

S. R. Darr, J. Dong, N. Glikin, J. W. Hartwig, J. N. Chung
Journal: Journal of Thermal Science and Engineering Applications
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. October 2019, 11(5): 051008.
Paper No: TSEA-18-1527
https://doi.org/10.1115/1.4042857
Published Online: March 22, 2019
View Article titled, Rewet Temperature Correlations for Liquid Nitrogen Boiling Pipe Flows Across Varying Flow Conditions and Orientations
Open the PDF for Rewet Temperature Correlations for Liquid Nitrogen Boiling Pipe Flows Across Varying Flow Conditions and Orientations in another window
Topics: Boiling, Bubbles, Flow (Dynamics), Nitrogen, Quenching (Metalworking), Temperature, Vapors, Film boiling, Fluids
Journal Articles

Two-Phase Pipe Quenching Correlations for Liquid Nitrogen and Liquid Hydrogen

S. R. Darr, J. W. Hartwig, J. Dong, H. Wang, A. K. Majumdar, A. C. LeClair, J. N. Chung
Journal: Journal of Heat Transfer
Article Type: Research-Article
J. Heat Transfer. April 2019, 141(4): 042901.
Paper No: HT-18-1062
https://doi.org/10.1115/1.4041830
Published Online: February 27, 2019
View Article titled, Two-Phase Pipe Quenching Correlations for Liquid Nitrogen and Liquid Hydrogen
Open the PDF for Two-Phase Pipe Quenching Correlations for Liquid Nitrogen and Liquid Hydrogen in another window
Topics: Boiling, Flow (Dynamics), Fluids, Hydrogen, Nitrogen, Pressure, Quenching (Metalworking), Temperature, Critical heat flux, Pipes