Numerical investigation of turbulent flow and heat transfer in two-pass ribbed channels

BV Ravi, P Singh, SV Ekkad - International Journal of Thermal Sciences, 2017 - Elsevier
In this study, the heat transfer and friction characteristics of four different rib geometries-45°
angled, V-shaped, W-shaped and M-shaped ribs in a two-pass stationary channel have …

[图书][B] Modelling of convective heat and mass transfer in rotating flows

IV Shevchuk - 2016 - Springer
This monograph was conceived as an overview of the potential and achievements of the
analytical and numerical modelling of convective heat and mass transfer in different types of …

Characterization of heat transfer enhancement and frictional losses in a two-pass square duct featuring unique combinations of rib turbulators and cylindrical dimples

P Singh, J Pandit, SV Ekkad - International Journal of Heat and Mass …, 2017 - Elsevier
Transient heat transfer experiments using liquid crystal thermography have been carried out
on a two-pass square channel for testing several unique combinations of ribs and cylindrical …

Numerical analysis and experiments on heat transfer and flow structures in rotating three-pass serpentine channels with ribs, guide vanes and trailing bleed holes

Y Cheng, Y Rao, P Su, L Hu - International Journal of Thermal Sciences, 2023 - Elsevier
Numerical and experimental studies are conducted on heat transfer and pressure loss in a
three-pass serpentine channel with trailing bleed holes. The guide vanes' effects in the …

Experimental and numerical study of heat transfer due to developing flow in a two-pass rib roughened square duct

P Singh, BV Ravi, SV Ekkad - International Journal of Heat and Mass …, 2016 - Elsevier
Experimental and numerical study of flow and heat transfer in a two-pass channel featuring
different rib geometries has been carried out. The thermal hydraulic performance of four …

Experimental and numerical studies of liquid-liquid slug flows in micro channels with Y-junction inlets

L Lei, Y Zhao, X Wang, G Xin, J Zhang - Chemical Engineering Science, 2022 - Elsevier
The immiscible liquid-liquid two-phase flows in microchannels with 4 different inlet angles
(30°, 60°, 90°, 120°) were analyzed using numerical and experimental methods. Silicone oil …

On flow structure, heat transfer and pressure drop in varying aspect ratio two-pass rectangular channel with ribs at 45

W Siddique, IV Shevchuk, L El-Gabry… - Heat and Mass …, 2013 - Springer
To increase the thermal efficiency of gas turbines, inlet temperature of gas is increased. This
results in the requirement of cooling of gas turbine blades and vanes. Internal cooling of gas …

Numerical study of convective heat transfer enhancement in a pipe rotating around a parallel axis

A Fasquelle, J Pellé, S Harmand… - Journal of heat …, 2014 - asmedigitalcollection.asme.org
Cooling of electrical machines is nowadays of high interest in order to improve their
efficiency. In railway applications, electrical motors can be shrouded in order to avoid …

Heat transfer in a rotating two-pass rectangular channel featuring a converging tip turn with various 45 deg rib coverage designs

AF Chen, CC Shiau, JC Han… - Journal of …, 2019 - asmedigitalcollection.asme.org
Varying aspect ratio (AR) channels are found in modern gas turbine airfoils for internal
cooling purposes. Corresponding experimental data are needed in understanding and …

Experimental and numerical investigation of turbulent flow heat transfer in a serpentine channel with multiple short ribbed passes and turning vanes

Z Guo, Y Rao, Y Li, W Wang - International Journal of Thermal Sciences, 2021 - Elsevier
Detailed experimental and numerical investigations are conducted on the heat transfer,
pressure loss and flow structure characteristics of a serpentine channel with multiple short …