Laminar convective heat transfer in helical tube with twisted tape insert

JC Kurnia, BA Chaedir, AP Sasmito - … Journal of Heat and Mass Transfer, 2020 - Elsevier
Tape insert has been commonly adopted as heat transfer enhancement method in a thermal
system. Most studies dealing with tape insert have been focused on straight tube. Helical …

An immersed boundary-lattice Boltzmann method with multi relaxation time for solving flow-induced vibrations of an elastic vortex generator and its effect on heat …

S Hosseini, S Aghebatandish, A Dadvand… - Chemical Engineering …, 2021 - Elsevier
Enhancement of heat transfer and mixing via oscillation of an elastic vortex generator (EVG)
is studied using combined immersed boundary-lattice Boltzmann method with multi …

Thermal-hydraulic-dynamic investigation of an inverted self-fluttering vortex generator

R Pham, S Wang, J Dahlgren, N Grindstaff… - International Journal of …, 2022 - Elsevier
Static vortex generators initiate vortical structures; an active generator intensifies the vortices
through local agitations. Flow-induced vibrations present a hybrid approach to enhance …

Numerical study on heat transfer characteristics of molten salt in annular channel with wire coil

Y Yang, M Li, Y Zou, J Chen - Applied Thermal Engineering, 2021 - Elsevier
In order to develop a heat transfer enhancement technique for molten salt heat exchanger,
Fluent simulation is carried out to investigate the molten salt flow and heat transfer …

Influence of thermal buoyancy on vortex shedding behind a circular cylinder in parallel flow

GF Al-Sumaily, HA Dhahad, HM Hussen… - International Journal of …, 2020 - Elsevier
In this study, we perform a numerical investigation to better comprehend the domination and
the effect of strong thermal buoyancy on hydrodynamic and thermal characteristics, vortex …

A novel caudal-fin-inspired hourglass-shaped self-agitator for air-side heat transfer enhancement in plate-fin heat exchanger

K Li, S Wang, Z Ke, CL Chen - Energy Conversion and Management, 2019 - Elsevier
A novel caudal-fin-inspired hourglass-shaped self-agitator installed inside a plate-fin heat
exchanger has been experimentally investigated to characterize its thermo-hydraulic …

A biomimetic approach to improve convective heat transfer using self-excited flaps

S Najafpour, M Bahrami - International Journal of Heat and Mass Transfer, 2023 - Elsevier
Bio-inspired flexible plates have shown promising results as a passive method to enhance
convective heat transfer and mixing in flow. Flap fluttering is a self-excited phenomenon …

Lift characteristics of an airfoil at low Reynolds numbers for Newtonian and shear-thinning Carreau fluids

A Raj, S Roy - Physics of Fluids, 2023 - pubs.aip.org
In the present study, we have numerically investigated Carreau and Newtonian fluid flow
over a stationary National Advisory Committee for Aeronautics 0012 airfoil using a sharp …

Enhancement of heat transfer performance with asymmetrically inclined flexible vortex generators: a numerical analysis

J Kim, SG Park, CT Dinh - Heat and Mass Transfer, 2024 - Springer
Two-dimensional simulations are performed to investigate the effects of flexible vortex
generators (FVGs) on thermal performance using the immersed boundary method to …

Effects of magnetic field gradient on heat transfer and irreversibility in a channel

M Dinarvand, M Abolhasani, F Hormozi… - Chemical Engineering …, 2023 - Taylor & Francis
In this study, the effects of magnetic field (MF) gradient on the ferrofluid (water/Fe3O4) heat
transfer and entropy generation in a horizontal channel under constant heat flux were …