Flow boiling in expanding microchannels

• Main Author: Alam, Tamanna
• Other Authors: Lee, Poh-Seng
• Format: Electronic eBook
• Language: English
• Published: Cham : Springer, 2017.
• Series: SpringerBriefs in applied sciences and technology. Thermal engineering and applied science.
• Subjects: Ebullition.; Microreactors.; elektronické knihy; electronic books
• ISBN: 9783319550329; 9783319550312
• Physical Description: 1 online resource

This Brief presents an up to date summary of details of the flow boiling heat transfer, pressure drop and instability characteristics; two phase flow patterns of expanding microchannels. Results obtained from the different expanding microscale geometries are presented for comparison and addition to...

Table of Contents:

• Preface; Nomenclature; Acknowledgments; Contents; Chapter 1: Introduction; 1.1 Background; 1.2 Objectives; References; Chapter 2: Flow Boiling Heat Transfer and Pressure Drop Characteristics in Expanding Microgap Channel; 2.1 Experimental Setup and Procedure; 2.2 Flow Boiling Bubble Characteristics; 2.3 Comparison of Pressure Drops; 2.4 Comparison of Boiling Curves; 2.5 Comparison of Local Flow Boiling Heat Transfer Coefficients; 2.6 Comparison of Microgap Heat Transfer Coefficient Data with Literature; 2.7 Comparison of Wall Temperature Uniformity over the Heat Sink; 2.8 Conclusions.
• 4.5 Comparison of Pressure Drops4.6 Comparison of Flow Boiling Instabilities; 4.7 Conclusions; References; Chapter 5: Flow Boiling Performance in Scaled Up Expanding Channel Geometries: A Comparative Study Between Straight and Stepped Fin Minichannels; 5.1 Experimental Setup and Procedure; 5.2 Comparison of Boiling Curves; 5.3 Comparison of Heat Transfer Coefficients; 5.4 Comparison of Pressure Drops; 5.5 Comparison of Wall Temperature Uniformity over the Heat Sink; 5.6 Conclusions; References; Chapter 6: Closure; Appendix A: Uncertainty Analysis; Uncertainty in Sums and Differences.
• Uncertainties in Products and Quotients Uncertainty in Any Function of One Variable; Uncertainty in a Power; Uncertainty in a Function of Several Variables; Appendix B: Data Reduction; Microgap Data Reduction; Microchannel Data Reduction; References; Index.