Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: The Effect of Reynolds Number on Microaxial Flow Fan Performance J. Fluids Eng. 2008;130(10): doi: / Test fans. (a) Datum fan. 30cm rulers included for scale. (b) 1∕3 scale fan. 30cm rulers included for scale. (c) 1∕20 scale fan. Pencil tip and European 1 cent coin ( ∅ 16mm) included for scale. Figure Legend:

Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: The Effect of Reynolds Number on Microaxial Flow Fan Performance J. Fluids Eng. 2008;130(10): doi: / μEDM of the 1∕20 scale rotor Figure Legend:

Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: The Effect of Reynolds Number on Microaxial Flow Fan Performance J. Fluids Eng. 2008;130(10): doi: / Fan characterization rigs. (a) Schematic of fan characterization rigs. (b) Exploded view of microfan characterization rig. (c) Assembled microfan characterization rig. 30cm rulers included for scale. Figure Legend:

Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: The Effect of Reynolds Number on Microaxial Flow Fan Performance J. Fluids Eng. 2008;130(10): doi: / Dimensionless fan performance. Ψ and ϕ are defined by Eqs., respectively. Figure Legend:

Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: The Effect of Reynolds Number on Microaxial Flow Fan Performance J. Fluids Eng. 2008;130(10): doi: / Linear trend in the normal operating regime of the datum scale fan. (a) Static performance characteristics for the datum fan. (b) Flow rate Q axis raised to the power of 2 to linearize the normal operating regime. Figure Legend:

Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: The Effect of Reynolds Number on Microaxial Flow Fan Performance J. Fluids Eng. 2008;130(10): doi: / Dimensionless fan performance; ϕ axis has been raised to the power of 2 to display linear trends Figure Legend:

Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: The Effect of Reynolds Number on Microaxial Flow Fan Performance J. Fluids Eng. 2008;130(10): doi: / Dimensionless 1∕20 scale fan performance characteristics at low Reynolds number, showing distortion of the characteristic shape. (a) Re=850. (b) Re=567. (c) Re=283. Figure Legend: