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内容大纲
冷凝结霜是能源动力、航空航海、制冷低温等领域的共性基础难题，加深对固体表面复杂冷凝和结霜/融霜现象的科学认知，具有长远的科学和工程意义。本书介绍了超疏水表面特殊的冷凝液滴行为特征，报道了冷凝液滴的自推进扫掠行为，阐明了液滴扫掠和液滴弹跳对液滴群生长的影响规律。通过对超疏水表面融化液滴的自发运动进行细致探索，明确了超疏水表面融霜液膜的演化规律，定义了表征固体表面接触角滞后相对于静态接触角重要程度的无量纲数，为相关工程应用提供了指导。
本书可供动力工程及工程热物理、化学工程与技术、力学等专业的高年级本科生、研究生，以及工程技术和科研人员参考。 -
作者介绍
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目录
1 Introduction
1.1 Research Background and Proposal of Topics
1.1.1 Condensation
1.1.2 Frosting and Icing
1.1.3 Proposal of Topics
1.2 Research Status
1.2.1 Fabrication of Superhydrophobic Surfaces
1.2.2 Condensation and Droplet Behaviors on Superhydrophobic Surfaces
1.2.3 Frost/Ice Melting and Droplet Behaviors on Superhydrophobic Surfaces
1.2.4 Summary of Research Status
1.3 Research Contents of Present Work
References
2 Experimental System and Superhydrophobic Surfaces
2.1 Experimental System and Data Processing
2.1.1 Overview of Experimental System
2.1.2 Data Processing Methods
2.2 Fabrication and Characterization of Superhydrophobic Surfaces
2.2.1 Fabrication Methods of Superhydrophobic Surfaces
2.2.2 Al-Based Superhydrophobic Surfaces
2.2.3 Cu-Based Superhydrophobic Surfaces
2.3 Selection of Superhydrophobic Surfaces for Experiments
2.4 Summary
References
3 Behaviors of Condensed Droplets on Superhydrophobic Surfaces
3.1 Experimental Surfaces and Conditions
3.2 Condensed Droplet Behaviors on Superhydrophobic Surfaces
3.2.1 Immobile Droplet Coalescence
3.2.2 Self-propelled Droplet Jumping
3.2.3 Self-propelled Droplet Sweeping
3.3 Statistics of Condensed Droplet Behaviors on Superhydrophobic Surfaces
3.4 Critical Conditions for Self-propelled Droplet Behaviors
3.4.1 Theoretical Model
3.4.2 Minimum Critical Droplet Radius
3.4.3 Critical Ratio of Droplet Radius
3.4.4 Critical Static Contact Angle
3.5 Effect of Self-propelled Droplet Behaviors on Droplet Growth
3.5.1 Droplet Diameter Distribution
3.5.2 Average Droplet Diameter
3.5.3 Surface Coverage Fractions
3.5.4 Effects of Working Conditions
3.6 Summary
References
4 Numerical Simulations of Multi-droplet Coalescence-Induced Jumping
4.1 Simulation Objects and Conditions
4.2 Mathematical Model
4.2.1 Control Equation
4.2.2 Computational Domain, Boundary Conditions, and Grids
4.2.3 Energy Analysis
4.3 Model Validation- Two-Droplet Coalescence-Induced Jumping
4.4 Multi-droplet Coalescence-Induced Droplet Jumping
4.4.1 Effect of Coalesced Droplet Number
4.4.2 Effect of Droplet Position Distribution
4.5 Summary
References
5 Dynamic Melting of Freezing Droplets on Superhydrophobic Surfaces
5.1 Experimental Surfaces and Conditions
5.2 Freezing of Condensed Droplets on Superhydrophobic Surfaces
5.3 Self-propelled Behaviors During Melting Process of Freezing Droplets
5.3.1 Melting Droplet Rotating
5.3.2 Melting Droplet Jumping
5.3.3 Melting Droplet Sliding
5.4 Effects of Self-propelled Melting Droplet Behaviors on Surface Coverage Fraction
5.5 Summary of This Chapter
References
6 Meltwater Evolution During Defrosting on Superhydrophobic Surfaces
6.1 Experimental Surfaces and Conditions
6.2 Meltwater Evolution on Superhydrophobic Surfaces
6.3 Edge Curling Phenomenon of Meltwater Films
6.4 Non-breaking Phenomenon of Chained Droplets
6.5 Summary
References
7 Relation Between Surface Wettability and Droplet Behaviors, and Hysteresis Number
7.1 Morphologies and Behaviors of Condensed Droplets and Melted Droplets
7.1.1 Morphologies and Behaviors of Condensed Droplets
7.1.2 Morphologies and Behaviors of Melted Droplets
7.2 Relation Between Surface Wettability and Droplet Behaviors
7.3 Hysteresis Number
7.4 Summary
References
8 Conclusions and Outlooks
8.1 Main Conclusions in the Present Work
8.2 Innovations in the Present Work
8.3 Outlooks for Future Research
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