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Numerical and Experimental Investigation of Phase Change Heat Transfer in the Presence of Rayleigh–Benard Convection
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This research investigates the melting rate of a phase change material (PCM) in the presence of Rayleigh–Benard convection. A scaling analysis is conducted for the first time for such a problem, which is useful to identify ...
A Review of Ice Protection Techniques for Structures in the Arctic and Offshore Harsh Environments
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Icing can jeopardize local infrastructure, hinder field operation, destroy vessel superstructures, and threaten life and property safety in the Arctic and other cold offshore and marine environments. Research on ice ...
Inverse Heat Transfer Study of a Power Transmission Line Tower Foundation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In some northern regions, power transmission lines are built with metal tower footings buried in the permafrost. With a high thermal conductivity, the tower footing has a significant thermal effect on the foundation and ...
Droplet Coalescence in Liquid/Liquid Separation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, a new correlation is developed to predict liquid/liquid separation dynamics with a focus on a water/oil mixture. The correlation employs a force balance on the droplets to predict the rising velocity of the ...
Analytical Upper Limit of Drag Reduction With Polymer Additives in Turbulent Pipe Flow
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Flow drag reduction induced by chemical additives, more commonly called drag-reducing agents (DRAs), has been studied for many years, but few studies can manifest the mechanism of this phenomenon. In this paper, a new ...
Fabrication and Wettability Analysis of Hydrophobic Stainless Steel Surfaces With Microscale Structures From Nanosecond Laser Machining
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this work, nanosecond laser machining is used to fabricate hydrophobic 17-4 PH stainless steel surfaces with microscale and submicron structures. Four surface structures were designed, with microscale channels and pillars ...