Enhancing heat transfer mechanisms are used in many industrial applications like heat
exchanger, air conditioning, chemical reactors and refrigeration systems. Therefore several …

The heat transfer is a very interesting field for economical, functional and environmental
reasons; it is almost related to each aspect of human lives. Therefor, the enhancement of …

In this study, 3-D numerical simulations were carried out to analyse the influence of
geometrical parameters for eight spirally inner corrugated tubes at turbulent flow (R e= 25× …

Glycerol, which bears green, low-cost, and good miscibility features, provides a variety of
solvent portfolios to satisfy the complex market demands. Owing to its abundant feedstock …

Heat transfer and pressure drop in helically coiled tube with spherical corrugation are
investigated by a three-dimensional numerical simulation. Different geometrical parameters …

A new circular tube with delta-winglet vortex generators is proposed in order to improve the
thermal hydraulic performance for energy conservation. The delta-winglet vortex generators …

The objective of the research was to investigate the passive compound heat transfer
enhancement technique achievable by combining the effect of wall curvature and of wall …

Heat transfer and pressure drop correlations for fully developed laminar Newtonian fluid flow
in curved and coiled circular tubes are reviewed. Curved geometry is one of the passive …

In this study, the innovative technology of a square wave pulsating flow combining with a
spherical corrugated wall structure was applied in a helical tube to enhance heat transfer …

Spirally corrugated tube is one of the most important parts of coaxial heat exchangers. It can
greatly improve the heat transfer efficiency of heat exchangers. Here, a novel spirally …