[HTML][HTML] Performance enhancement of fin and tube heat exchanger employing curved trapezoidal winglet vortex generator with circular punched holes

P Saini, A Dhar, S Powar - International Journal of Heat and Mass Transfer, 2023 - Elsevier
Vortex generation is a potential passive technology for increasing the heat transfer rate in
the air side of fin and tube heat exchangers (FTHEs). This study proposes novel …

Thermal performance augmentation of fin-and-tube heat exchanger using rectangular winglet vortex generators having circular punched holes

AJ Modi, NA Kalel, MK Rathod - International Journal of Heat and Mass …, 2020 - Elsevier
In fin-and-tube heat exchangers (FTHEs), vortex generation is found as one of the promising
emerging passive technique for augmenting the rate of heat transfer on air-side. In the …

Experimental investigation of heat transfer enhancement and pressure drop of fin-and-circular tube heat exchangers with modified rectangular winglet vortex …

AJ Modi, MK Rathod - International Journal of Heat and Mass Transfer, 2022 - Elsevier
The presence of vortices in a flow field significantly impacts heat transmission. The effect of a
modified rectangular winglet vortex generator on heat transfer and pressure drop …

Determination of optimum winglet height of longitudinal vortex generators for the best thermo-hydraulic performance of compact heat exchangers

M Zeeshan, S Nath, D Bhanja - Journal of Mechanical Science and …, 2019 - Springer
The effect of winglet height on the thermal-hydraulic performance of finned tube heat
exchanger (FTHE) is investigated numerically. The rectangular winglet pairs (RWPs) having …

Numerical analysis to predict the optimum configuration of fin and tube heat exchanger with rectangular vortex generators for enhanced thermohydraulic performance

M Zeeshan, S Nath, D Bhanja - Heat and Mass Transfer, 2020 - Springer
The current numerical study has explored the effect of incorporation of rectangular winglets
with circular, flat and oval tubes on the performance of compact heat exchangers …

Numerical investigation of louver edges effect on the performances of louvered fin compact heat exchanger

DS Feleke, MZ Getie, TA Minale - Heliyon, 2024 - cell.com
The rectangular channel louvered-fin compact heat exchanger (LFCHE) is the most efficient
type that has been served in a radiator. However, with this type of heat exchanger, the …

Numerical investigation to predict optimum attack angle combination of longitudinal vortex generators in compact heat exchangers for thermo-hydraulic heightened …

M Zeeshan, S Nath, D Bhanja - Sādhanā, 2019 - Springer
The current 3-D numerical analysis explores the effect of combinations of rectangular
winglet pairs (RWPs) having different attack angles (ie 5°, 15° and 25°) along a row of the …

Numerical investigation of thermal-hydraulic performance of channel with protrusions by turbulent cross flow jet

MK Sahu, KM Pandey, S Chatterjee - AIP Conference Proceedings, 2018 - pubs.aip.org
In this two dimensional numerical investigation, small rectangular channel with right angled
triangular protrusions in the bottom wall of test section is considered. A slot nozzle is placed …

Numerical Investigation of Louver Edge and Slant Angle Effect on the Performance of Louver Fin Compact Heat Exchanger for Radiator

SF Dessalew - 2023 - ir.bdu.edu.et
The rectangular channel louvered-fin compact heat exchanger (LFCHE) is the most efficient
heat exchanger fin that has been used as a radiator fin. However, with this sort of heat …

A numerical investigation on the performance of finned tube heat exchangers having alternate arrangements of flat and circular tubes

M Zeeshan, V Kumar, S Nath… - Journal of Physics …, 2019 - iopscience.iop.org
The thermal hydraulic behaviour of finned tube heat exchangers (FTHEs) has been studied
numerically by alternating the tube arrangements. Area goodness factor (j/f) and heat …