Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 12 of 12 for “"liquid vapor phase-change"”.
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Thermal Management Using Liquid-vapor Phase Change in Nanochannels
… in the field of thermal management employing phase-change heat transfer. Comprehending the phenomena of wicking and liquid-vapor phase-change in micro/nano structured surfaces are key aspects towards advancing heat transfer solutions. In this work, fundamental understanding of droplet wicking, …
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Liquid vapor phase change for highly efficient and sustainable cooling
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2024-08-01
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Liquid-vapor phase change phenomena for heat exchangers and electronics cooling
Phase change heat transfer is an attractive heat transfer process due to its superior heat transfer coefficients as compared to single phase heat transfer. Among the fluids used as refrigerants, water is of interest for its good thermodynamic properties. It is in addition widely available, …
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Crystallization fouling and liquid retention on engineered surfaces during liquid-vapor phase change
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-11 without embargo terms
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A study of the liquid-vapor phase change of mercury based on irreversible thermodynamics.
Thesis (Sc. D.)--Massachusetts Institute of Technology. Dept. of Mechanical Engineering, 1967.
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Sparking an increase in volumetric and specific density for power converters with avant-garde thermal management strategies, topologies, and packaging schemes
… and the direct cooling of electronics with liquid vapor phase-change, this dissertation highlights the development and validation of an electro-thermal testbed for demonstrating the enhanced, directed cooling of the densely packaged power electronics.
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An experimental study of evaporative cooling from liquid droplets impinging on a hot surface
… regimes observed in drop impacts during evaporative cooling of heated surfaces. We found four regimes which were named splashing, fizzing, flat film, and marbling based on the dynamic properties of the drop impact. We found that the emergence of these regimes is primarily controlled by the …
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Design and fabrication of evaporators for thermo-adsorptive batteries
… energy within a bed of adsorptive sheets. A phase change heat exchanger capable of delivering the required cooling via liquid-vapor phase change was designed and prototyped for ATB. The thermal performance and fluid flow within the phase change heat exchanger were characterized for both …
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Design and modeling of a high flux cooling device based on thin film evaporation from thin nanoporous membranes
… to address these thermal management needs is liquid vapor phase-change. In this thesis, we present a study into the design and modeling of a cooling device based on thin film evaporation from a nanoporous membrane supported on microchannels. The concept utilizes the capillary pressure …
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Kinetics of Heat and Mass Transfer Near the Liquid-Vapor Interface
Evaporation and condensation can be seen in our daily lives but also play a key role in technologies that drive our modern society, such as power generation, distillation, refrigeration, and thermal management for buildings and electronics. Over the past century, great advances have been made in …
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Molecular Dynamics Study of Solid-Liquid Heat Transfer and Passive Liquid Flow
… other power conversion devices. Heat transfer by phase change is one of the most efficient mechanisms for removing heat from a solid surface. Futuristic electronic devices are expected to generate more than 1000 W/cm2 of heat. Despite the advancements in microscale and nanoscale manufacturing, the …