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Proceedings Papers

Thermal Circuit Analysis of Droplet Evaporation on Hot Microstructured Superhydrophobic Surfaces

Wenge Huang, Xukun He, Jiangtao Cheng
Proc. ASME. IMECE2021, Volume 11: Heat Transfer and Thermal Engineering, V011T11A088, November 1–5, 2021
Paper No: IMECE2021-73012
DOI: https://doi.org/10.1115/IMECE2021-73012
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Topics: Circuits, Drops, Evaporation
Proceedings Papers

Self-Driven Transport of Liquid Droplets in V-Shaped Grooves Due to Asymmetric Evaporation

Xukun He, Jiangtao Cheng
Proc. ASME. IMECE2021, Volume 11: Heat Transfer and Thermal Engineering, V011T11A032, November 1–5, 2021
Paper No: IMECE2021-73084
DOI: https://doi.org/10.1115/IMECE2021-73084
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Topics: Drops, Evaporation
Proceedings Papers

Resistant Energy Analysis of Dropwise Condensation on Superhydrophobic Surfaces With Hierarchical Roughness

Jiangtao Cheng
Proc. ASME. FEDSM2017, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Gas and Liquid-Solid Two-Phase Flows; Numerical Methods for Multiphase Flow; Turbulent Flows: Issues and Perspectives; Flow Applications in Aerospace; Fluid Power; Bio-Inspired Fluid Mechanics; Flow Manipulation and Active Control; Fundamental Issues and Perspectives in Fluid Mechanics; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT24A001, July 30–August 3, 2017
Paper No: FEDSM2017-69009
DOI: https://doi.org/10.1115/FEDSM2017-69009
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Topics: Condensation, Surface roughness, Cavities, Condensed matter, Energy dissipation, Adhesion, Biomimetics, Drops, Dynamics (Mechanics), Heat transfer
Proceedings Papers

Contact Line Dynamics of Water Droplets Spreading on Nano-Structured Teflon Surfaces in Dropwise Condensation

Lei Zhao, Jiangtao Cheng
Proc. ASME. HT2017, Volume 2: Heat Transfer Equipment; Heat Transfer in Multiphase Systems; Heat Transfer Under Extreme Conditions; Nanoscale Transport Phenomena; Theory and Fundamental Research in Heat Transfer; Thermophysical Properties; Transport Phenomena in Materials Processing and Manufacturing, V002T14A008, July 9–12, 2017
Paper No: HT2017-4814
DOI: https://doi.org/10.1115/HT2017-4814
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Topics: Condensation, Drops, Dynamics (Mechanics), Water, Columns (Structural), Damping, Displacement, Energy dissipation, Friction, Glass transition
Proceedings Papers

Molecular Dynamics Study of Contact Line Dynamics of Water Droplets on PTFE Surfaces

Lei Zhao, Jiangtao Cheng
Proc. ASME. IMECE2016, Volume 7: Fluids Engineering, V007T09A049, November 11–17, 2016
Paper No: IMECE2016-65941
DOI: https://doi.org/10.1115/IMECE2016-65941
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Topics: Drops, Dynamics (Mechanics), Molecular dynamics, Water, Wetting, Hydrodynamics, Deformation, Dimensionless numbers, Extruding, Fittings
Proceedings Papers

Microfluidic Tunable Liquid Prisms for Solar Beam Steering and Concentration

Sung-Yong Park, Jiangtao Cheng, Chung-Lung (C.-L. ) Chen
Proc. ASME. ES2013, ASME 2013 7th International Conference on Energy Sustainability, V001T06A002, July 14–19, 2013
Paper No: ES2013-18039
DOI: https://doi.org/10.1115/ES2013-18039
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Topics: Microfluidics, Prisms (Optics), Solar energy, Motors, Solar cells, Design, Energy consumption, Hardware, Photovoltaic power systems, Reflection
Proceedings Papers

Condensation Heat Transfer on Two-Tier Superhydrophobic Surfaces

Jiangtao Cheng, Aref Vandadi, Chung-Lung Chen
Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 2649-2653, November 9–15, 2012
Paper No: IMECE2012-85841
DOI: https://doi.org/10.1115/IMECE2012-85841
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Topics: Condensation, Heat transfer, Texture (Materials), Carbon nanotubes, Condensed matter, Film condensation, Heat flux, Heat transfer coefficients, Nanoscale phenomena, Scanning electron microscopes
Proceedings Papers

Optofluidic Solar Concentrators Using Electrowetting Tracking

Jiangtao Cheng, Sungyong Park, Chung-Lung Chen
Proc. ASME. HT2012, Volume 1: Heat Transfer in Energy Systems; Theory and Fundamental Research; Aerospace Heat Transfer; Gas Turbine Heat Transfer; Transport Phenomena in Materials Processing and Manufacturing; Heat and Mass Transfer in Biotechnology; Environmental Heat Transfer; Visualization of Heat Transfer; Education and Future Directions in Heat Transfer, 13-20, July 8–12, 2012
Paper No: HT2012-58008
DOI: https://doi.org/10.1115/HT2012-58008
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Topics: Solar energy concentrators, Prisms (Optics), Water, Lenses (Optics), Silicones, Sunlight, Concentrating solar power, Condensers (steam plant), Energy consumption, Fluids
Proceedings Papers

Active Hot Spot Cooling Controlled by Single-Sided Electrowetting-on-Dielectric (SEWOD)

Sung-Yong Park, Jiangtao Cheng, Chung-Lung (C.-L. ) Chen
Proc. ASME. HT2012, Volume 2: Heat Transfer Enhancement for Practical Applications; Fire and Combustion; Multi-Phase Systems; Heat Transfer in Electronic Equipment; Low Temperature Heat Transfer; Computational Heat Transfer, 617-623, July 8–12, 2012
Paper No: HT2012-58111
DOI: https://doi.org/10.1115/HT2012-58111
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Topics: Cooling, Drops, Heat transfer, Coolants, Fluids, Heat, Temperature, Transportation systems, Vapors
Proceedings Papers

Spot Cooling Using Electrowetting-Controlled Thin Film Heat Transfer

Jiangtao Cheng, Chung-Lung Chen
Proc. ASME. MNHMT2012, ASME 2012 Third International Conference on Micro/Nanoscale Heat and Mass Transfer, 275-281, March 3–6, 2012
Paper No: MNHMT2012-75032
DOI: https://doi.org/10.1115/MNHMT2012-75032
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Topics: Cooling, Heat transfer, Thin films, Drops, Copper, Evaporation, Heat, Heat flux, Thermal management, Capillarity