Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Data center thermal management. Several viable options for liquid cooling and hybrid cooling design using cross flow heat exchangers: (a) rear-mounted heat exchanger, (b) top-mounted heat exchanger, (c) bottom-mounted heat exchanger, and (d) side-mounted heat exchanger (top view) [1].

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Effectiveness curves of the dry cooler, simulation results and experimental data, with the Cmin variation effect included [18] (8 GPM = 0.000504 m3/s)

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: (a) A schematic representation of cross flow heat exchanger and (b) symmetric 2D model geometry

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Numerical solution verification with two published numerical studies. Two single mass flow rate variation cases (with E = R = V = NTU = 1): case 1: rh = 0.8 and rc = 1 and case 2: rh = 0.5 and rc = 1 [14].

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Experimental validation [16]

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Model validation with the analog solution in Ref. [15] for both NTU 1–1.5 and NTU 1.5–1 cases [19]

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Model validation with the analytical solution in Ref. [6] for step input inlet temperature with E = R = 1 and V = 0 and fluid mass flow rate: rc = rh = 1 [9]

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Repetition of the results in Ref. [14] for rh = 3, rh = 2, rh = 0.8, and rh = 0.5 cases

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Outlet temperature transient response under different hot fluid mass flow rate step changes using the numerical procedure presented in Ref. [14]: (a) cold fluid and (b) hot fluid

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Outlet temperature transient response under different hot fluid mass flow rate step changes using the present procedure: (a) cold fluid and (b) hot fluid (NTU = 1, E = 1, R = 1, and V = 1)

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Steady-state temperature results comparison for different hot fluid mass flow rate variations

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Outlet temperature transient response under combination of hot fluid inlet temperature step change and hot fluid mass flow rate step change (rh = 2), effect of E

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Outlet temperature transient response under combination of hot fluid inlet temperature step change and different hot fluid mass flow rate step changes: (a) hot fluid and (b) cold fluid (NTU = 1, E = 1, R = 1, and V = 1)

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Outlet temperature transient response under combination of hot fluid inlet temperature step change and hot fluid mass flow rate step change (rh = 2), effect of NTU

Date of download: 12/22/2017 Copyright © ASME. All rights reserved. From: Review and Analysis of Cross Flow Heat Exchanger Transient Modeling for Flow Rate and Temperature Variations J. Thermal Sci. Eng. Appl. 2015;7(4):041017-041017-10. doi:10.1115/1.4031222 Figure Legend: Outlet temperature transient response under combination of hot fluid inlet temperature step change and different cold fluid mass flow rate step changes: (a) hot fluid and (b) cold fluid (NTU = 1, E = 1, R = 1, and V = 1)