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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Cross sections through 10 PPI and 40 PPI Ni metal foam samples with stainless steel skins. The samples are 20 mm wide, with approximately 1.2 mm thick skin. Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Pictures of typical open-cell metal foams with 40 PPI and 10 PPI pore sizes Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Variation of experimentally measured pressure gradient with average fluid velocity in the nickel foam channels. The experimental uncertainty is ±81 Pa/m in the pressure gradient and ±0.06 m/s in fluid flow velocity measurements. Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Friction factor variation with Reynolds number Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Experimentally measured temperatures of (a) the channel wall and (b) the bulk fluid, plotted as a function of the axial distance from the inlet of a 10 PPI nickel foam channel. The heat flux was 3851 ± 64.5 W/m2. The experimental uncertainties are ±2.6 °C in the temperature measurement and ±0.5 mm in the length measurement. Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Convective heat transfer coefficient variation with average fluid flow velocity for nickel foams for varying heat flux. The experimental uncertainty is ±0.06 m/s in the fluid flow velocity measurements, whereas the maximum uncertainty in the heat transfer coefficient is ±13%. Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Convective heat transfer coefficient variation with average fluid flow velocity for copper foams for varying heat flux. The experimental uncertainty is ±0.06 m/s in the fluid flow velocity measurements, whereas the maximum uncertainty in the heat transfer coefficient is ±14%. Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Volumetric heat transfer coefficient variation with average fluid velocity for nickel foams with varying heat flux. The experimental uncertainty is ±0.06 m/s in the fluid flow velocity measurements, whereas the maximum uncertainty in the volumetric heat transfer coefficient is ±9%. Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Volumetric heat transfer coefficient variation with average flow velocity for copper foams with varying heat flux. The experimental uncertainty is ±0.06 m/s in the fluid flow velocity measurements, whereas the maximum uncertainty in the volumetric heat transfer coefficient is ±4%. Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Heat transfer enhancement with 10 PPI nickel and copper foam channels compared to a hollow tube with the same dimensions Figure Legend:
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Date of download: 5/28/2016 Copyright © ASME. All rights reserved. From: Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes J. Heat Transfer. 2012;134(6):062602-062602-10. doi:10.1115/1.4006015 Average Nusselt number as a function of the Reynolds, Prandtl, and Darcy numbers for nickel and copper metal foams of 10 and 40 PPI pore densities Figure Legend:
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